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CN116905604A - Multi-mode control method, device, equipment and medium for hybrid engineering machinery - Google Patents

Multi-mode control method, device, equipment and medium for hybrid engineering machinery Download PDF

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Publication number
CN116905604A
CN116905604A CN202310863827.4A CN202310863827A CN116905604A CN 116905604 A CN116905604 A CN 116905604A CN 202310863827 A CN202310863827 A CN 202310863827A CN 116905604 A CN116905604 A CN 116905604A
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China
Prior art keywords
power
range extender
target
current vehicle
stage
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Pending
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CN202310863827.4A
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Chinese (zh)
Inventor
迟峰
张建
王德诚
张明颖
王坤要
王涛
吴云清
李蒙福
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Shandong Lingong Construction Machinery Co Ltd
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Shandong Lingong Construction Machinery Co Ltd
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Priority to CN202310863827.4A priority Critical patent/CN116905604A/en
Publication of CN116905604A publication Critical patent/CN116905604A/en
Pending legal-status Critical Current

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    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W20/00—Control systems specially adapted for hybrid vehicles
    • B60W20/10—Controlling the power contribution of each of the prime movers to meet required power demand
    • B60W20/13—Controlling the power contribution of each of the prime movers to meet required power demand in order to stay within battery power input or output limits; in order to prevent overcharging or battery depletion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W20/00—Control systems specially adapted for hybrid vehicles
    • B60W20/10—Controlling the power contribution of each of the prime movers to meet required power demand
    • B60W20/15—Control strategies specially adapted for achieving a particular effect
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/2058—Electric or electro-mechanical or mechanical control devices of vehicle sub-units
    • E02F9/2091—Control of energy storage means for electrical energy, e.g. battery or capacitors
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
    • G06F17/10—Complex mathematical operations
    • G06F17/18—Complex mathematical operations for evaluating statistical data, e.g. average values, frequency distributions, probability functions, regression analysis
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
    • H02J7/0048—Detection of remaining charge capacity or state of charge [SOC]
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/14—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from dynamo-electric generators driven at varying speed, e.g. on vehicle
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P9/00—Arrangements for controlling electric generators for the purpose of obtaining a desired output
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W2300/00—Indexing codes relating to the type of vehicle
    • B60W2300/17—Construction vehicles, e.g. graders, excavators
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W2510/00—Input parameters relating to a particular sub-units
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W2510/00—Input parameters relating to a particular sub-units
    • B60W2510/24—Energy storage means
    • B60W2510/242—Energy storage means for electrical energy
    • B60W2510/244—Charge state
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/70—Energy storage systems for electromobility, e.g. batteries

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Data Mining & Analysis (AREA)
  • General Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mathematical Optimization (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Automation & Control Theory (AREA)
  • Computational Mathematics (AREA)
  • Civil Engineering (AREA)
  • Pure & Applied Mathematics (AREA)
  • Mining & Mineral Resources (AREA)
  • Mathematical Analysis (AREA)
  • Bioinformatics & Computational Biology (AREA)
  • Operations Research (AREA)
  • Probability & Statistics with Applications (AREA)
  • Evolutionary Biology (AREA)
  • Algebra (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Databases & Information Systems (AREA)
  • Software Systems (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)

Abstract

The invention discloses a multi-mode control method, device, equipment and medium for a hybrid engineering machine. The method comprises the following steps: if the working mode of the current vehicle is the first mode, controlling the range extender to generate power with first power according to the battery power of the current vehicle; if the working mode of the current vehicle is the second mode, controlling the range extender to generate power with the second power according to the battery power of the current vehicle, the average power of the whole stage of the current vehicle, the maximum value of the target generated power of the range extender and the minimum value of the target generated power of the range extender; if the working mode of the current vehicle is the third mode, the range extender is controlled to generate power with the third power according to the battery electric quantity of the current vehicle, the average power of the whole machine stage of the current vehicle, the target minimum power generation power of the range extender and the target working coefficient.

Description

Multi-mode control method, device, equipment and medium for hybrid engineering machinery
Technical Field
The embodiment of the invention relates to the technical field of vehicles, in particular to a multi-mode control method, device, equipment and medium for a hybrid engineering machine.
Background
The engineering machinery is rapidly developed in an electric mode, wherein the electric loader is rapidly popularized due to the superiority of the electric loader, but is limited by the battery endurance time, the charging pile matching and the like, and is limited in part of the use occasions, and the hybrid loader can exert the characteristics of quick response and the like of the electric loader on one hand, and can provide electric energy for the whole machine by means of the range extender on the other hand, so that the endurance is improved multiple times. Therefore, it is particularly critical how to reasonably match the multi-mode control strategy of the hybrid loader, so as to meet different use scenarios of users.
Disclosure of Invention
The embodiment of the invention provides a multi-mode control method, device, equipment and medium for a hybrid engineering machine, which can be matched with a multi-mode control strategy of a hybrid loader, so that effective power distribution of a range extender is realized, and further, optimal control of the whole energy consumption is realized.
According to an aspect of the present invention, there is provided a hybrid engineering machine multimode control method, including:
if the working mode of the current vehicle is the first mode, acquiring the battery electric quantity of the current vehicle, and controlling the range extender to generate power with first power according to the battery electric quantity of the current vehicle;
If the working mode of the current vehicle is the second mode, acquiring the battery electric quantity of the current vehicle, the average power of the whole machine stage of the current vehicle, the maximum value of the target power generation power of the range extender and the minimum value of the target power generation power of the range extender, and controlling the range extender to generate power with the second power according to the battery electric quantity of the current vehicle, the average power of the whole machine stage of the current vehicle, the maximum value of the target power generation power of the range extender and the minimum value of the target power generation power of the range extender;
if the working mode of the current vehicle is the third mode, the battery power of the current vehicle, the average power of the whole machine stage of the current vehicle, the minimum value of the target power generation power of the range extender and the target working coefficient are obtained, and the range extender is controlled to generate power with the third power according to the battery power of the current vehicle, the average power of the whole machine stage of the current vehicle, the minimum value of the target power generation power of the range extender and the target working coefficient.
According to another aspect of the present invention, there is provided a hybrid engineering machine multimode control device including:
the first control module is used for acquiring the battery electric quantity of the current vehicle if the working mode of the current vehicle is a first mode, and controlling the range extender to generate power with first power according to the battery electric quantity of the current vehicle;
The second control module is used for acquiring the battery electric quantity of the current vehicle, the average power of the whole machine stage of the current vehicle, the maximum value of the target power generation power of the range extender and the minimum value of the target power generation power of the range extender if the working mode of the current vehicle is a second mode, and controlling the range extender to generate power with the second power according to the battery electric quantity of the current vehicle, the average power of the whole machine stage of the current vehicle, the maximum value of the target power generation power of the range extender and the minimum value of the target power generation power of the range extender;
and the third control module is used for acquiring the battery electric quantity of the current vehicle, the average power of the whole machine stage of the current vehicle, the target power generation minimum value of the range extender and the target working coefficient if the working mode of the current vehicle is a third mode, and controlling the range extender to generate power with the third power according to the battery electric quantity of the current vehicle, the average power of the whole machine stage of the current vehicle, the target power generation minimum value of the range extender and the target working coefficient.
According to another aspect of the present invention, there is provided an electronic apparatus including:
at least one processor; and
a memory communicatively coupled to the at least one processor; wherein,,
The memory stores a computer program executable by the at least one processor to enable the at least one processor to perform the hybrid engineering machine multimode control method according to any one of the embodiments of the present invention.
According to another aspect of the present invention, there is provided a computer readable storage medium storing computer instructions for causing a processor to implement the hybrid engineering machine multimode control method according to any one of the embodiments of the present invention when executed.
According to the embodiment of the invention, if the working mode of the current vehicle is the first mode, the range extender is controlled to generate power with the first power according to the battery electric quantity of the current vehicle; if the working mode of the current vehicle is the second mode, controlling the range extender to generate power with the second power according to the battery power of the current vehicle, the average power of the whole stage of the current vehicle, the maximum value of the target generated power of the range extender and the minimum value of the target generated power of the range extender; if the working mode of the current vehicle is the third mode, the range extender is controlled to generate power with the third power according to the battery electric quantity of the current vehicle, the average power of the whole machine stage of the current vehicle, the minimum target power generation power of the range extender and the target working coefficient, so that the problem that the requirements of users cannot be met due to the fact that the multi-mode control strategy of the hybrid loader cannot be reasonably matched is solved, the multi-mode control strategy of the hybrid loader can be matched, effective power distribution of the range extender is achieved, and further optimal control of the whole energy consumption is achieved.
It should be understood that the description in this section is not intended to identify key or critical features of the embodiments of the invention or to delineate the scope of the invention. Other features of the present invention will become apparent from the description that follows.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a flow chart of a method for multi-mode control of a hybrid engineering machine in accordance with a first embodiment of the present invention;
FIG. 2 is a schematic diagram of a multi-mode control device for a hybrid engineering machine according to a second embodiment of the present invention;
fig. 3 is a schematic structural diagram of an electronic device according to a third embodiment of the present invention.
Detailed Description
In order that those skilled in the art will better understand the present invention, a technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present invention without making any inventive effort, shall fall within the scope of the present invention.
It should be noted that the terms "first," "second," and the like in the description and the claims of the present invention and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that the embodiments of the invention described herein may be implemented in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
It will be appreciated that prior to using the technical solutions disclosed in the embodiments of the present disclosure, the user should be informed and authorized of the type, usage range, usage scenario, etc. of the personal information related to the present disclosure in an appropriate manner according to the relevant legal regulations.
Example 1
Fig. 1 is a flowchart of a multi-mode control method for a hybrid engineering machine in accordance with a first embodiment of the present invention, where the method may be implemented by a multi-mode control device for a hybrid engineering machine in accordance with an embodiment of the present invention, and the device may be implemented in software and/or hardware, as shown in fig. 1, and the method specifically includes the following steps:
S110, if the working mode of the current vehicle is the first mode, acquiring the battery power of the current vehicle, and controlling the range extender to generate power with the first power according to the battery power of the current vehicle.
The first mode may be a limit battery mode, in which the whole machine operates in a battery mode, i.e., the whole machine energy is completely provided by the battery.
The first power is generated power of the range extender when the range extender is started in the first mode.
Specifically, if the current vehicle is in the first mode, the battery power of the current vehicle is obtained, and the mode of controlling the range extender to generate power with the first power according to the battery power of the current vehicle may be: and determining that the working mode of the current vehicle is a first mode through the selection operation of the user on the working mode of the current vehicle on the display screen of the vehicle, further obtaining the battery electric quantity of the current vehicle through the whole machine controller, if the battery electric quantity of the current vehicle is larger than or equal to a first preset threshold value, not working the range extender, if the battery electric quantity of the current vehicle is smaller than the first preset threshold value, starting the range extender, enabling the range extender to generate power with the power corresponding to the optimal fuel power point, namely enabling the first power to be the power corresponding to the optimal fuel power point, and stopping working the range extender until the battery electric quantity of the current vehicle reaches a second preset threshold value. The first preset threshold value and the second preset threshold value can be determined according to actual requirements of the vehicle, the optimal fuel power point can be stored in the whole vehicle database in advance, and the optimal fuel power point can be obtained by testing the vehicle in advance for multiple times or directly obtaining and storing the optimal fuel power point in the whole vehicle database through factory data of the vehicle.
And S120, if the working mode of the current vehicle is the second mode, acquiring the battery electric quantity of the current vehicle, the average power of the whole machine stage of the current vehicle, the maximum value of the range extender target power generation power and the minimum value of the range extender target power generation power, and controlling the range extender to generate power with the second power according to the battery electric quantity of the current vehicle, the average power of the whole machine stage of the current vehicle, the maximum value of the range extender target power generation power and the minimum value of the range extender target power generation power.
Wherein the second mode may be a fuel first mode. The average power of the whole machine stage of the current vehicle is the average power of the whole machine of the current vehicle in the preset stage time. The maximum value and the minimum value of the range extender target generated power can be determined according to the optimal generated power range of the range extender, wherein the optimal generated power range of the range extender can be obtained by testing the range extender in advance, and can also be obtained by acquiring factory data of the range extender.
The second power is generated power of the range extender when the working mode of the current vehicle is the second mode.
Specifically, if the current vehicle is in the second mode, the method for obtaining the battery power of the current vehicle, the average power of the whole vehicle stage of the current vehicle, the maximum value of the range extender target power generation power and the minimum value of the range extender target power generation power, and controlling the range extender to generate power with the second power according to the battery power of the current vehicle, the average power of the whole vehicle stage of the current vehicle, the maximum value of the range extender target power generation power and the minimum value of the range extender target power generation power may be as follows: and determining that the working mode of the current vehicle is a second mode through the selection operation of the user on the working mode of the current vehicle on the display screen of the vehicle, acquiring the battery electric quantity of the current vehicle, the average power of the whole machine stage of the current vehicle and the optimal power generation range of the range extender, determining the maximum value of the target power generation power of the range extender and the minimum value of the target power generation power of the range extender according to the optimal power generation range of the range extender, judging the optimal power generation of the range extender in the current state according to the battery electric quantity of the current vehicle, the average power of the whole machine stage of the current vehicle, the maximum value of the target power generation power of the range extender and the minimum value of the target power generation power of the range extender, determining the optimal power generation of the current state as the second power, and controlling the range extender to generate power with the second power.
And S130, if the working mode of the current vehicle is a third mode, acquiring the battery power of the current vehicle, the average power of the whole machine stage of the current vehicle, the target power generation minimum value of the range extender and the target working coefficient, and controlling the range extender to generate power with the third power according to the battery power of the current vehicle, the average power of the whole machine stage of the current vehicle, the target power generation minimum value of the range extender and the target working coefficient.
Wherein the third mode may be a battery priority mode. The target working coefficient is the current vehicle battery specific fuel operable time coefficient. The third power is the generated power of the range extender when the current operation mode of the vehicle is the third mode.
Specifically, if the current vehicle working mode is the third mode, the battery power of the current vehicle, the average power of the whole machine stage of the current vehicle, the target power generation minimum value of the range extender and the target working coefficient are obtained, and the mode of controlling the range extender to generate power with the third power according to the battery power of the current vehicle, the average power of the whole machine stage of the current vehicle, the target power generation minimum value of the range extender and the target working coefficient may be as follows: the method comprises the steps that through selection operation of a user on a current vehicle working mode on a display screen of the vehicle, the working mode of the current vehicle is determined to be a third mode, then battery electric quantity of the current vehicle, average power of a whole machine stage of the current vehicle, a target power generation minimum value of a range extender and a target working coefficient are obtained, the most suitable power generation of the range extender in the current state is judged according to the battery electric quantity of the current vehicle, the average power of the whole machine stage of the current vehicle, the target power generation minimum value of the range extender and the target working coefficient, the most suitable power generation of the range extender in the current state is determined to be the third power, and the range extender is controlled to generate electricity with the third power.
Optionally, obtaining the average power of the whole machine stage of the current vehicle includes:
acquiring a range extender stage generating capacity, a battery stage generating capacity and a battery stage charging capacity in the stage time;
and determining the whole-machine stage average power of the current vehicle according to the range extender stage power generation amount, the battery stage power generation amount and the battery stage charge amount.
The stage time can be determined according to factors such as actual requirements and calculation period.
The range extender stage power generation amount, the battery stage power generation amount and the battery stage charge amount are the range extender power generation amount, the battery power generation amount and the battery charge amount in the stage time.
Specifically, the manner of obtaining the range extender stage power generation amount, the battery stage power generation amount and the battery stage charge amount in the stage time may be: and acquiring the power generation amount of the range extender stage, the power generation amount of the battery stage and the charge amount of the battery stage in the stage time through a battery management system and the range extender of the current vehicle.
Specifically, the manner of determining the overall-stage average power of the current vehicle according to the range extender stage power generation amount, the battery stage power generation amount and the battery stage charge amount may be: and determining the whole stage consumption according to the power generation amount of the range extender stage, the power generation amount of the battery stage and the charge amount of the battery stage, and determining the whole stage average power of the current vehicle according to the whole stage consumption and the stage time.
For example, the phase time may be set to T d If s is taken in units, the whole machine stage consumption can be:
wherein,,for the whole machine stage consumption, add->For generating energy in the range extender stage, < >>For battery stage power generation, < >>Charge the battery stage.
The determining the average power of the whole machine stage of the current vehicle according to the whole machine stage consumption and the stage time may be:
wherein,,the average power of the whole machine per hour is the average power of the whole machine stage of the current vehicle.
Acquiring the phase generating capacity of the range extender, the phase generating capacity of the battery and the phase charging capacity of the battery in the phase time; and determining the overall stage average power of the current vehicle according to the stage power generation amount of the range extender, the stage power generation amount of the battery and the stage charge amount of the battery, so that errors can be reduced through overall power consumption of stage time, and the calculation accuracy is improved.
Optionally, controlling the range extender to generate electricity with the second power according to the battery power of the current vehicle, the average power of the whole stage of the current vehicle, the maximum value of the target generated power of the range extender and the minimum value of the target generated power of the range extender, including:
if the average power of the whole machine stage is smaller than the target power minimum value of Yu Zengcheng, determining the target power minimum value of the range extender as the second power;
If the average power of the whole machine stage is larger than or equal to the minimum value of the target power generation power of the range extender and the average power of the whole machine stage is smaller than or equal to the maximum value of the target power generation power of the range extender, determining second power according to the battery electric quantity of the current vehicle;
if the average power of the whole machine stage is larger than the maximum value of the target power generation power of the range extender, determining the maximum value of the target power generation power of the range extender as second power, and controlling the range extender to generate power with the second power.
Specifically, if the average power of the whole machine stage is smaller than the target power minimum value of Yu Zengcheng, the mode of determining the target power minimum value of the range extender as the second power may be: if the average power of the whole vehicle stage is smaller than the target power generation minimum value of the Yu Zengcheng device, which indicates that the state of the vehicle is that the required power of the whole vehicle is smaller than the minimum allowable power generation power, namely, the minimum value of the target power generation power of the Yu Zengcheng device, the minimum value of the target power generation power of the range extender is determined to be the second power, and the range extender is controlled to generate power with the second power. For example, if the range extender has an optimal power generation range of [ P ] Best_Low ,P Best_High ]Wherein P is Best_Low For the minimum value of the target power generation of the range extender, P Best_High For the maximum value of the power generated by the range extender, if Less than P Best_Low Then P is taken Best_Low And determining the second power, and controlling the range extender to generate electricity with the second power.
Specifically, if the average power of the whole machine stage is greater than or equal to the minimum value of the target power generation power of the range extender, and the average power of the whole machine stage is less than or equal to the maximum value of the target power generation power of the range extender, the manner of determining the second power according to the battery power of the current vehicle may be as follows: if the average power of the whole machine stage is larger than or equal to the minimum value of the target power generation power of the range extender, and the average power of the whole machine stage is smaller than or equal to the maximum value of the target power generation power of the range extender, which indicates that the state of the vehicle is that the required power of the whole vehicle is within the allowable power generation power range, determining second power according to the battery electric quantity of the current vehicle, the optimal state of charge range of the battery, the power point in the optimal power generation power range of the range extender and the set power generation rule, and controlling the range extender to generate power with the second power. The set power generation rule may be preset according to actual requirements and stored, and the power generation rule may have a plurality of power generation rules, for example, if the battery power of the current vehicle is smaller than the minimum value in the battery optimal state of charge range, the second power should be the power corresponding to the power point in the range extender optimal power generation power range which is larger than the average power in the whole machine stage and closest to the average power in the whole machine stage.
Specifically, if the average power of the whole machine stage is greater than the maximum value of the target power generated by the range extender, determining the maximum value of the target power generated by the range extender as the second power, and controlling the range extender to generate power by using the second power may be: if the average power of the whole machine stage is larger than the maximum value of the target power generation power of the range extender, which indicates that the state of the vehicle is that the required power of the whole vehicle is larger than the maximum allowable power generation power, namely larger than the maximum value of the target power generation power of the range extender, the maximum value of the target power generation power of the range extender is determined to be second power, and the range extender is controlled to generate power with the second power. When the range extender generates power at the maximum value of the target generated power of the range extender, other energy required by the whole vehicle needs to be supplemented by a battery. For example, ifGreater than P Best_High Then P is taken Best_High And determining the second power, and controlling the range extender to generate electricity with the second power.
By judging the relation among the average power of the whole vehicle stage, the minimum value of the target power generation power of the range extender and the maximum value of the target power generation power of the range extender in the second mode, the power generation power of the range extender is rapidly determined, and when the current vehicle is in the second mode, the power generation power of the range extender and the battery discharge power can be reasonably distributed, so that the optimal control of the whole energy consumption is realized.
Optionally, determining the second power according to the battery level of the current vehicle includes:
obtaining a minimum value of the target electric quantity of the battery and adding Cheng Qidi a target power point set;
if the battery electric quantity of the current vehicle is smaller than the minimum value of the battery target electric quantity, determining the power corresponding to the power point which is larger than the average power of the whole machine stage and has the minimum difference value with the average power of the whole machine stage in the first target power point set as second power;
and if the battery electric quantity of the current vehicle is larger than or equal to the minimum value of the battery target electric quantity, determining a power point which is smaller than or equal to the average power of the whole machine stage in the first target power point set and has the minimum difference value with the average power of the whole machine stage as the second power.
The battery target electric quantity minimum value can be obtained according to the battery optimal state of charge range, wherein the battery optimal state of charge range can be obtained through testing a vehicle battery, and can also be obtained through factory information of the vehicle battery. The target power point set of the range extender Cheng Qidi is all power points within the optimal power generation power range of the range extender in the second mode, that is, all power points between the minimum value of the target power generation power of the range extender and the maximum value of the target power generation power of the range extender, and the power points can be obtained according to the test or the history experience of the range extender.
Specifically, the method for obtaining the minimum value of the target electric quantity of the battery and adding Cheng Qidi a target power point set may be as follows: the battery target power minimum and a target power point set for the increase Cheng Qidi can be obtained according to historical test results of the battery and the range extender of the vehicle.
Specifically, if the battery power of the current vehicle is smaller than the minimum value of the battery target power, the manner of determining the power corresponding to the power point in the first target power point set, which is larger than the average power of the whole machine stage and has the minimum difference value with the average power of the whole machine stage, as the second power may be: if the battery electric quantity of the current vehicle is smaller than the minimum value of the battery target electric quantity, which means that the battery electric quantity of the current vehicle is lower than the optimal state of charge range of the battery, all power points in the first target power point set are determined, average power in all power points is selected to be larger than the whole machine stage, and the power corresponding to the power point with the minimum difference value of the average power in the whole machine stage or the closest average power in the whole machine stage is determined to be the second power.
Specifically, if the battery power of the current vehicle is greater than or equal to the minimum value of the battery target power, the manner of determining, as the second power, the power point in the first target power point set that is less than or equal to the average power in the whole machine stage and has the minimum difference from the average power in the whole machine stage may be: if the battery electric quantity of the current vehicle is larger than or equal to the minimum value of the battery target electric quantity and smaller than or equal to the maximum value of the battery target electric quantity, or if the battery electric quantity of the current vehicle is larger than the maximum value of the battery target electric quantity, the maximum value of the battery target electric quantity can be synchronously acquired according to the range of the optimal state of charge of the battery when the minimum value of the battery target electric quantity is acquired, the average power of the whole machine stage is selected from all power points to be smaller than or equal to, and the power corresponding to the power point with the minimum difference value of the average power of the whole machine stage or the closest average power of the whole machine stage is determined to be the second power.
For example, whenGreater than or equal to P Best_Low And->Less than or equal to P Best_High Determining the second power according to the battery power of the current vehicle, and acquiring the optimal state of charge range of the battery as [ SOC ] Best_Low ,SOC Best_High ]Wherein SOC is Best_Low SOC for the target battery charge minimum Best_High Obtaining the first distance extender for the maximum value of the battery target electric quantityA set of target power points may include P Best_Low 、P 1 、P 2 ……P Best_High Acquiring the battery power of the current vehicle, and if the battery power of the current vehicle is smaller than the minimum value of the battery target power, namely the current SOC is smaller than the SOC Best_Low At this time, the power P of the range extender Rcu The power corresponding to the power point which is larger than the average power of the whole machine stage and has the smallest difference value with the average power of the whole machine stage in the first target power point set; if the current vehicle battery power is greater than or equal to the battery target power minimum value, i.e. the current SOC > SOC Best_High At the same time, or SOC Best_Low ≤SOC≤SOC Best_High At this time, the power P of the range extender Rcu The power corresponding to the power point which is larger than the average power of the whole machine stage and has the smallest difference value with the average power of the whole machine stage in the first target power point set.
The battery electric quantity of the current vehicle is compared with the battery target electric quantity, so that the power generation power of the range extender is determined, the power generation power of the range extender can be more reasonably determined, the optimal control of the whole energy consumption is realized, and the requirement of a user in a second mode is met.
Optionally, controlling the range extender to generate power with a third power according to the battery power of the current vehicle, the average power of the whole machine stage of the current vehicle, the target minimum power of the range extender and the target working coefficient, including:
if the average power of the whole machine stage is smaller than the target power generation minimum value of the Yu Zengcheng device and the battery electric quantity of the current vehicle is smaller than the minimum value of the battery electric quantity in the third mode, determining the minimum value of the target power generation of the range extender as third power;
if the average power of the whole machine stage is larger than or equal to the minimum value of the target power generation power of the range extender, determining third power according to the target working coefficient, and controlling the range extender to generate power with the third power.
The minimum value of the battery power in the third mode can be obtained according to the historical test result.
Specifically, if the average power of the whole machine stage is smaller than the target power generation minimum value of Yu Zengcheng machines, and the current vehicleIf the battery power is smaller than the minimum value of the battery power in the third mode, the mode of determining the minimum value of the target power of the range extender as the third power may be: if the average power of the whole vehicle is smaller than the target power generation minimum value of the Yu Zengcheng device, which indicates that the state of the vehicle is that the required power of the whole vehicle is smaller than the minimum allowable power generation minimum value, namely, the target power generation minimum value of the Yu Zengcheng device, whether the range extender needs to work is determined according to the battery electric quantity of the current vehicle, and if the battery electric quantity of the current vehicle is larger than or equal to the minimum value of the battery electric quantity in the third mode, the range extender does not need to work; and if the battery electric quantity of the current vehicle is smaller than the minimum value of the battery electric quantity in the third mode, determining the minimum value of the target power generation power of the range extender as third power, and controlling the range extender to generate power with the third power. For example, in the third mode, if Less than P Best_Low The minimum value of the battery power in the third mode is SOC min If the current SOC is more than or equal to SOC min The range extender does not work; if the current SOC is less than the SOC min The range extender target power generation minimum value P Best_Low The third power is determined.
Specifically, if the average power of the whole machine stage is greater than or equal to the minimum value of the target power generation power of the range extender, determining the third power according to the target working coefficient, and controlling the range extender to generate power by the third power may be: if the average power of the whole machine stage is larger than or equal to the minimum value of the target power generation power of the range extender, and the average power of the whole machine stage is smaller than or equal to the maximum value of the target power generation power of the range extender, the state of the vehicle is within the range of the allowable power generation power, or if the average power of the whole machine stage is larger than the maximum value of the target power generation power of the range extender, the state of the vehicle is larger than the maximum allowable power generation power, a target working coefficient is obtained, whether the range extender needs to work is judged according to the target working coefficient, if so, third power is determined according to the target working coefficient, and the range extender is controlled to generate power with the third power.
By judging the relation between the average power of the whole vehicle stage and the minimum value of the target power of the range extender in the third mode, the power generation of the range extender is rapidly determined, and when the current vehicle is in the third mode, the power generation of the range extender can be reasonably distributed, so that the optimal control of the whole vehicle energy consumption is realized.
Optionally, determining the third power according to the target operating coefficient includes:
acquiring a set of increased Cheng Qidi two target power points;
if the average power of the whole machine stage is larger than or equal to the minimum value of the target power generation power of the range extender, and the average power of the whole machine stage is smaller than or equal to the maximum value of the target power generation power of the range extender, determining a power point which is smaller than or equal to the average power of the whole machine stage and has the smallest difference value with the average power of the whole machine stage in the second target power point set as fourth power;
if the average power of the whole machine stage is larger than the maximum value of the target power generation power of the range extender, determining the maximum value of the target power generation power of the range extender as fifth power;
determining the fourth power or the fifth power as the range extender stage power, and determining a target working coefficient according to the range extender stage power;
and if the target working coefficient is smaller than or equal to the first threshold value, determining the power corresponding to the power point which is larger than the average power of the whole machine stage and has the smallest difference value with the average power of the whole machine stage in the second target power point set as the third power.
The Cheng Qidi target power point set is all power points within the optimal power generation power range of the range extender in the third mode. The fourth power and the fifth power are power in the process of acquiring the power generation power of the range extender and are mainly used for determining a target working coefficient, and the first threshold can be set according to actual requirements.
Specifically, the method for obtaining the increased Cheng Qidi two target power point sets may be: the set of two target power points Cheng Qidi to be increased can be obtained according to the historical test result of the range extender of the vehicle.
Specifically, if the average power of the whole machine stage is greater than or equal to the minimum value of the target power of the range extender, and the average power of the whole machine stage is less than or equal to the maximum value of the target power of the range extender, the mode of determining the power point which is less than or equal to the average power of the whole machine stage and has the minimum difference with the average power of the whole machine stage in the second target power point set as the fourth power may be as follows: if the average power of the whole machine stage is larger than or equal to the minimum value of the target power generation power of the range extender and the average power of the whole machine stage is smaller than or equal to the maximum value of the target power generation power of the range extender, selecting the power point which is smaller than or equal to the average power of the whole machine stage and has the smallest difference value with the average power of the whole machine stage or is closest to the average power of the whole machine stage from all power points to be determined as fourth power.
Specifically, if the average power of the whole machine stage is greater than the maximum value of the target power generation power of the range extender, the mode of determining the maximum value of the target power generation power of the range extender as the fifth power may be: if the average power of the whole machine stage is larger than the target power generation maximum value of the range extender, which indicates that the state of the vehicle is that the required power of the whole vehicle is larger than the maximum allowable power generation power, namely, the average power of the whole machine stage is larger than the target power generation maximum value of the range extender, the target power generation maximum value of the range extender is determined to be fifth power.
Specifically, the manner of determining the fourth power or the fifth power as the range extender stage power and determining the target working coefficient according to the range extender stage power may be: and determining the fourth power or the fifth power as the range extender stage power, acquiring the fuel operable time of the current vehicle according to the range extender stage power, acquiring the battery operable time according to the battery electric quantity of the current vehicle, and determining the target working coefficient according to the fuel operable time and the battery operable time of the current vehicle.
Specifically, if the target working coefficient is smaller than or equal to the first threshold, the mode of determining, as the third power, the power corresponding to the power point in the second target power point set that is larger than the average power of the whole machine stage and has the smallest difference from the average power of the whole machine stage may be: if the target working coefficient is larger than the first threshold value, the current working time of the battery of the vehicle is larger than the working time of the fuel oil, and the battery electric quantity of the vehicle is relatively sufficient at the moment, so that pure electric work can be directly carried out, and the battery electric quantity and the fuel oil information of the vehicle are acquired in real time, so that the target working coefficient is in a dynamic adjustment state; and if the target working coefficient is smaller than or equal to the first threshold value, indicating that the battery working time is smaller than the fuel working time, selecting a power point which is larger than the average power of the whole machine stage from all power points and has the smallest difference value with the average power of the whole machine stage or the power corresponding to the power point closest to the average power of the whole machine stage as the third power. When the range extender generates power according to the third power, the power generation power is required to be continuously adjusted according to the target working coefficient until the target working coefficient converges towards the first threshold value, so that the battery and the range extender consume synchronously, and the consumption requirement of the whole machine is met, wherein the first threshold value can be set to be 1.
The third power is determined through the target working coefficient, the power generation power of the battery and the range extender can be reasonably distributed, so that the battery and the range extender are synchronously consumed, and the consumption requirement of the whole machine and the requirement of a user in a third mode are met.
Optionally, determining the target working coefficient according to the range extender stage power includes:
acquiring the fuel oil residual quantity, the fuel oil rising generating capacity, the battery limited power electric quantity and the range extender stage power of the current vehicle;
determining the fuel operable time according to the fuel residual quantity, the fuel rising generating capacity and the range extender stage power;
determining the working time of the battery according to the battery electric quantity of the current vehicle, the battery limited power electric quantity, the battery capacity, the average power of the whole machine stage of the current vehicle and the power of the range extender stage;
and determining the target working coefficient of the current vehicle according to the battery working time and the fuel working time.
The range extender stage power can be obtained through the obtained stage power generation amount of the range extender, and the fourth power or the fifth power can be determined as the range extender stage power.
Specifically, the method for obtaining the fuel remaining amount, the fuel rising generating capacity, the battery limited power and the range extender stage power of the current vehicle may be: the battery capacity and the battery limit power electric quantity of the current vehicle are obtained through a battery management system of the vehicle, the fuel remaining quantity and the fuel lifting power generation quantity of the current vehicle are obtained through a fuel sensor, and the phase power of the range extender is obtained through the obtained phase power generation quantity of the range extender or the fourth power or the fifth power in the third mode.
Specifically, the mode of determining the fuel operable time according to the fuel residual amount, the fuel rising power generation amount and the range extender stage power may be: the fuel operable time is calculated according to the fuel residual quantity, the fuel rising generating capacity and the range extender stage power, and for example, the fuel operable time can be:
wherein T is oil For fuel oil working time, R oil Is the fuel oil surplus, P L In order to raise the power generation amount of the fuel,is the range extender stage power.
Specifically, the method for determining the battery operable time according to the battery power of the current vehicle, the battery limited power, the battery capacity, the average power of the whole machine stage of the current vehicle and the power of the range extender stage may be as follows: the battery operable time is calculated according to the battery power of the current vehicle, the battery limited power, the battery capacity, the average power of the whole machine stage of the current vehicle and the power of the range extender stage, and may be, for example, the battery operable time is as follows:
wherein T is SOC For battery operable time, SOC Now SOC for the current vehicle battery level Limit Cap for limiting power and electric quantity of battery Bat For the capacity of the battery,for the average power of the whole machine stage of the current vehicle, +.>Is the range extender stage power.
Specifically, the manner of determining the target operating coefficient of the current vehicle according to the battery operable time and the fuel operable time may be: the target working coefficient of the current vehicle is calculated according to the battery working time and the fuel working time, for example, the target working coefficient may be:
Wherein T is SOC_oil For the target work coefficient, T SOC For battery working time, T oil Is the fuel oil working time.
The battery operable time and the fuel operable time are obtained by analyzing the battery electric quantity and the fuel residual quantity of the current vehicle, the target working coefficient is obtained by the battery operable time and the fuel operable time, and the power generation power and the battery discharge power of the range extender can be reasonably distributed by the target working coefficient, so that the optimal control of the whole energy consumption is realized.
According to the technical scheme, if the working mode of the current vehicle is the first mode, the range extender is controlled to generate power with first power according to the battery electric quantity of the current vehicle; if the working mode of the current vehicle is the second mode, controlling the range extender to generate power with the second power according to the battery power of the current vehicle, the average power of the whole stage of the current vehicle, the maximum value of the target generated power of the range extender and the minimum value of the target generated power of the range extender; if the working mode of the current vehicle is the third mode, the range extender is controlled to generate power with the third power according to the battery electric quantity of the current vehicle, the average power of the whole machine stage of the current vehicle, the minimum target power generation power of the range extender and the target working coefficient, so that the problem that the requirements of users cannot be met due to the fact that the multi-mode control strategy of the hybrid loader cannot be reasonably matched is solved, the multi-mode control strategy of the hybrid loader can be matched, effective power distribution of the range extender is achieved, and further optimal control of the whole energy consumption is achieved.
Example two
Fig. 2 is a schematic structural diagram of a multi-mode control device for a hybrid engineering machine according to a second embodiment of the present invention. The embodiment can be applied to the situation of multi-mode control of a range-extending hybrid loader, the device can be implemented in a software and/or hardware mode, the device can be integrated in any equipment for providing multi-mode control of a hybrid engineering machine, as shown in fig. 2, and the multi-mode control device of the hybrid engineering machine specifically comprises: a first control module 210, a second control module 220, and a third control module 230.
The first control module 210 is configured to obtain a battery power of the current vehicle if the current vehicle has a first operation mode, and control the range extender to generate power with a first power according to the battery power of the current vehicle;
the second control module 220 is configured to obtain the battery power of the current vehicle, the average power of the entire stage of the current vehicle, the maximum value of the range extender target power generation power, and the minimum value of the range extender target power generation power if the operation mode of the current vehicle is the second mode, and control the range extender to generate power with the second power according to the battery power of the current vehicle, the average power of the entire stage of the current vehicle, the maximum value of the range extender target power generation power, and the minimum value of the range extender target power generation power;
And the third control module 230 is configured to obtain the battery power of the current vehicle, the average power of the entire stage of the current vehicle, the target power generation minimum value of the range extender, and the target working coefficient if the working mode of the current vehicle is the third mode, and control the range extender to generate power with the third power according to the battery power of the current vehicle, the average power of the entire stage of the current vehicle, the target power generation minimum value of the range extender, and the target working coefficient.
Optionally, the second control module is specifically configured to:
acquiring a range extender stage generating capacity, a battery stage generating capacity and a battery stage charging capacity in the stage time;
and determining the whole-machine stage average power of the current vehicle according to the range extender stage power generation amount, the battery stage power generation amount and the battery stage charge amount.
Optionally, the second control module is specifically configured to:
if the average power of the whole machine stage is smaller than the target power minimum value of Yu Zengcheng, determining the target power minimum value of the range extender as the second power;
if the average power of the whole machine stage is larger than or equal to the minimum value of the target power generation power of the range extender and the average power of the whole machine stage is smaller than or equal to the maximum value of the target power generation power of the range extender, determining second power according to the battery electric quantity of the current vehicle;
If the average power of the whole machine stage is larger than the maximum value of the target power generation power of the range extender, determining the maximum value of the target power generation power of the range extender as second power, and controlling the range extender to generate power with the second power.
Optionally, the second control module is specifically configured to:
obtaining a minimum value of the target electric quantity of the battery and adding Cheng Qidi a target power point set;
if the battery electric quantity of the current vehicle is smaller than the minimum value of the battery target electric quantity, determining the power corresponding to the power point which is larger than the average power of the whole machine stage and has the minimum difference value with the average power of the whole machine stage in the first target power point set as second power;
and if the battery electric quantity of the current vehicle is larger than or equal to the minimum value of the battery target electric quantity, determining a power point which is smaller than or equal to the average power of the whole machine stage in the first target power point set and has the minimum difference value with the average power of the whole machine stage as the second power.
Optionally, the third control module is specifically configured to:
if the average power of the whole machine stage is smaller than the target power generation minimum value of the Yu Zengcheng device and the battery electric quantity of the current vehicle is smaller than the minimum value of the battery electric quantity in the third mode, determining the minimum value of the target power generation of the range extender as third power;
If the average power of the whole machine stage is larger than or equal to the minimum value of the target power generation power of the range extender, determining third power according to the target working coefficient, and controlling the range extender to generate power with the third power.
Optionally, the third control module is specifically configured to:
acquiring a set of increased Cheng Qidi two target power points;
if the average power of the whole machine stage is larger than or equal to the minimum value of the target power generation power of the range extender, and the average power of the whole machine stage is smaller than or equal to the maximum value of the target power generation power of the range extender, determining a power point which is smaller than or equal to the average power of the whole machine stage and has the smallest difference value with the average power of the whole machine stage in the second target power point set as fourth power;
if the average power of the whole machine stage is larger than the maximum value of the target power generation power of the range extender, determining the maximum value of the target power generation power of the range extender as fifth power;
determining the fourth power or the fifth power as the range extender stage power, and determining a target working coefficient according to the range extender stage power;
and if the target working coefficient is smaller than or equal to the first threshold value, determining the power corresponding to the power point which is larger than the average power of the whole machine stage and has the smallest difference value with the average power of the whole machine stage in the second target power point set as the third power.
Optionally, the third control module is specifically configured to:
acquiring the fuel oil residual quantity, the fuel oil rising generating capacity, the battery limited power electric quantity and the range extender stage power of the current vehicle;
determining the fuel operable time according to the fuel residual quantity, the fuel rising generating capacity and the range extender stage power;
determining the working time of the battery according to the battery electric quantity of the current vehicle, the battery limited power electric quantity, the battery capacity, the average power of the whole machine stage of the current vehicle and the power of the range extender stage;
and determining the target working coefficient of the current vehicle according to the battery working time and the fuel working time.
The product can execute the method provided by any embodiment of the invention, and has the corresponding functional modules and beneficial effects of the execution method.
Example III
Fig. 3 is a schematic structural diagram of an electronic device according to a third embodiment of the present invention. Electronic devices are intended to represent various forms of digital computers, such as laptops, desktops, workstations, personal digital assistants, servers, blade servers, mainframes, and other appropriate computers. Electronic equipment may also represent various forms of mobile devices, such as personal digital processing, cellular telephones, smartphones, wearable devices (e.g., helmets, glasses, watches, etc.), and other similar computing devices. The components shown herein, their connections and relationships, and their functions, are meant to be exemplary only, and are not meant to limit implementations of the inventions described and/or claimed herein.
As shown in fig. 3, the electronic device 10 includes at least one processor 11, and a memory, such as a Read Only Memory (ROM) 12, a Random Access Memory (RAM) 13, etc., communicatively connected to the at least one processor 11, in which the memory stores a computer program executable by the at least one processor, and the processor 11 may perform various appropriate actions and processes according to the computer program stored in the Read Only Memory (ROM) 12 or the computer program loaded from the storage unit 18 into the Random Access Memory (RAM) 13. In the RAM13, various programs and data required for the operation of the electronic device 10 may also be stored. The processor 11, the ROM12 and the RAM13 are connected to each other via a bus 14. An input/output (I/O) interface 15 is also connected to bus 14.
Various components in the electronic device 10 are connected to the I/O interface 15, including: an input unit 16 such as a keyboard, a mouse, etc.; an output unit 17 such as various types of displays, speakers, and the like; a storage unit 18 such as a magnetic disk, an optical disk, or the like; and a communication unit 19 such as a network card, modem, wireless communication transceiver, etc. The communication unit 19 allows the electronic device 10 to exchange information/data with other devices via a computer network, such as the internet, and/or various telecommunication networks.
The processor 11 may be a variety of general and/or special purpose processing components having processing and computing capabilities. Some examples of processor 11 include, but are not limited to, a Central Processing Unit (CPU), a Graphics Processing Unit (GPU), various specialized Artificial Intelligence (AI) computing chips, various processors running machine learning model algorithms, digital Signal Processors (DSPs), and any suitable processor, controller, microcontroller, etc. The processor 11 performs the various methods and processes described above, such as the hybrid engineering machine multimode control method.
In some embodiments, the hybrid engineering machine multimode control method may be implemented as a computer program tangibly embodied on a computer-readable storage medium, such as storage unit 18. In some embodiments, part or all of the computer program may be loaded and/or installed onto the electronic device 10 via the ROM12 and/or the communication unit 19. When the computer program is loaded into RAM13 and executed by processor 11, one or more steps of the hybrid engineering machine multimode control method described above may be performed. Alternatively, in other embodiments, processor 11 may be configured to perform the hybrid engineering machine multi-mode control method in any other suitable manner (e.g., by means of firmware).
Various implementations of the systems and techniques described here above may be implemented in digital electronic circuitry, integrated circuit systems, field Programmable Gate Arrays (FPGAs), application Specific Integrated Circuits (ASICs), application Specific Standard Products (ASSPs), systems On Chip (SOCs), load programmable logic devices (CPLDs), computer hardware, firmware, software, and/or combinations thereof. These various embodiments may include: implemented in one or more computer programs, the one or more computer programs may be executed and/or interpreted on a programmable system including at least one programmable processor, which may be a special purpose or general-purpose programmable processor, that may receive data and instructions from, and transmit data and instructions to, a storage system, at least one input device, and at least one output device.
A computer program for carrying out methods of the present invention may be written in any combination of one or more programming languages. These computer programs may be provided to a processor of a general purpose computer, special purpose computer, or other programmable data processing apparatus, such that the computer programs, when executed by the processor, cause the functions/acts specified in the flowchart and/or block diagram block or blocks to be implemented. The computer program may execute entirely on the machine, partly on the machine, as a stand-alone software package, partly on the machine and partly on a remote machine or entirely on the remote machine or server.
In the context of the present invention, a computer-readable storage medium may be a tangible medium that can contain, or store a computer program for use by or in connection with an instruction execution system, apparatus, or device. The computer readable storage medium may include, but is not limited to, an electronic, magnetic, optical, electromagnetic, infrared, or semiconductor system, apparatus, or device, or any suitable combination of the foregoing. Alternatively, the computer readable storage medium may be a machine readable signal medium. More specific examples of a machine-readable storage medium would include an electrical connection based on one or more wires, a portable computer diskette, a hard disk, a Random Access Memory (RAM), a read-only memory (ROM), an erasable programmable read-only memory (EPROM or flash memory), an optical fiber, a portable compact disc read-only memory (CD-ROM), an optical storage device, a magnetic storage device, or any suitable combination of the foregoing.
To provide for interaction with a user, the systems and techniques described here can be implemented on an electronic device having: a display device (e.g., a CRT (cathode ray tube) or LCD (liquid crystal display) monitor) for displaying information to a user; and a keyboard and a pointing device (e.g., a mouse or a trackball) through which a user can provide input to the electronic device. Other kinds of devices may also be used to provide for interaction with a user; for example, feedback provided to the user may be any form of sensory feedback (e.g., visual feedback, auditory feedback, or tactile feedback); and input from the user may be received in any form, including acoustic input, speech input, or tactile input.
The systems and techniques described here can be implemented in a computing system that includes a background component (e.g., as a data server), or that includes a middleware component (e.g., an application server), or that includes a front-end component (e.g., a user computer having a graphical user interface or a web browser through which a user can interact with an implementation of the systems and techniques described here), or any combination of such background, middleware, or front-end components. The components of the system can be interconnected by any form or medium of digital data communication (e.g., a communication network). Examples of communication networks include: local Area Networks (LANs), wide Area Networks (WANs), blockchain networks, and the internet.
The computing system may include clients and servers. The client and server are typically remote from each other and typically interact through a communication network. The relationship of client and server arises by virtue of computer programs running on the respective computers and having a client-server relationship to each other. The server can be a cloud server, also called a cloud computing server or a cloud host, and is a host product in a cloud computing service system, so that the defects of high management difficulty and weak service expansibility in the traditional physical hosts and VPS service are overcome.
It should be appreciated that various forms of the flows shown above may be used to reorder, add, or delete steps. For example, the steps described in the present invention may be performed in parallel, sequentially, or in a different order, so long as the desired results of the technical solution of the present invention are achieved, and the present invention is not limited herein.
The above embodiments do not limit the scope of the present invention. It will be apparent to those skilled in the art that various modifications, combinations, sub-combinations and alternatives are possible, depending on design requirements and other factors. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the scope of the present invention.

Claims (10)

1. The multi-mode control method for the hybrid engineering machinery is characterized by comprising the following steps of:
if the working mode of the current vehicle is the first mode, acquiring the battery electric quantity of the current vehicle, and controlling the range extender to generate power with first power according to the battery electric quantity of the current vehicle;
if the working mode of the current vehicle is the second mode, acquiring the battery electric quantity of the current vehicle, the average power of the whole machine stage of the current vehicle, the maximum value of the target power generation power of the range extender and the minimum value of the target power generation power of the range extender, and controlling the range extender to generate power with the second power according to the battery electric quantity of the current vehicle, the average power of the whole machine stage of the current vehicle, the maximum value of the target power generation power of the range extender and the minimum value of the target power generation power of the range extender;
If the working mode of the current vehicle is the third mode, the battery power of the current vehicle, the average power of the whole machine stage of the current vehicle, the minimum value of the target power generation power of the range extender and the target working coefficient are obtained, and the range extender is controlled to generate power with the third power according to the battery power of the current vehicle, the average power of the whole machine stage of the current vehicle, the minimum value of the target power generation power of the range extender and the target working coefficient.
2. The method of claim 1, wherein obtaining the overall stage average power of the current vehicle comprises:
acquiring a range extender stage generating capacity, a battery stage generating capacity and a battery stage charging capacity in the stage time;
and determining the whole-machine stage average power of the current vehicle according to the range extender stage power generation amount, the battery stage power generation amount and the battery stage charge amount.
3. The method of claim 1, wherein controlling the range extender to generate at the second power based on the battery level of the current vehicle, the average power of the entire vehicle, the range extender target generated power maximum value, and the range extender target generated power minimum value, comprises:
if the average power of the whole machine stage is smaller than the target power minimum value of Yu Zengcheng, determining the target power minimum value of the range extender as the second power;
If the average power of the whole machine stage is larger than or equal to the minimum value of the target power generation power of the range extender and the average power of the whole machine stage is smaller than or equal to the maximum value of the target power generation power of the range extender, determining second power according to the battery electric quantity of the current vehicle;
if the average power of the whole machine stage is larger than the maximum value of the target power generation power of the range extender, determining the maximum value of the target power generation power of the range extender as second power, and controlling the range extender to generate power with the second power.
4. A method according to claim 3, wherein determining the second power based on the battery level of the current vehicle comprises:
obtaining a minimum value of the target electric quantity of the battery and adding Cheng Qidi a target power point set;
if the battery electric quantity of the current vehicle is smaller than the minimum value of the battery target electric quantity, determining the power corresponding to the power point which is larger than the average power of the whole machine stage and has the minimum difference value with the average power of the whole machine stage in the first target power point set as second power;
and if the battery electric quantity of the current vehicle is larger than or equal to the minimum value of the battery target electric quantity, determining a power point which is smaller than or equal to the average power of the whole machine stage in the first target power point set and has the minimum difference value with the average power of the whole machine stage as the second power.
5. The method of claim 1, wherein controlling the range extender to generate at a third power based on the battery level of the current vehicle, the overall phase average power of the current vehicle, the range extender target power minimum, and the target operating factor, comprises:
if the average power of the whole machine stage is smaller than the target power generation minimum value of the Yu Zengcheng device and the battery electric quantity of the current vehicle is smaller than the minimum value of the battery electric quantity in the third mode, determining the minimum value of the target power generation of the range extender as third power;
if the average power of the whole machine stage is larger than or equal to the minimum value of the target power generation power of the range extender, determining third power according to the target working coefficient, and controlling the range extender to generate power with the third power.
6. The method of claim 5, wherein determining the third power based on the target operating coefficient comprises:
acquiring a set of increased Cheng Qidi two target power points;
if the average power of the whole machine stage is larger than or equal to the minimum value of the target power generation power of the range extender, and the average power of the whole machine stage is smaller than or equal to the maximum value of the target power generation power of the range extender, determining a power point which is smaller than or equal to the average power of the whole machine stage and has the smallest difference value with the average power of the whole machine stage in the second target power point set as fourth power;
If the average power of the whole machine stage is larger than the maximum value of the target power generation power of the range extender, determining the maximum value of the target power generation power of the range extender as fifth power;
determining the fourth power or the fifth power as the range extender stage power, and determining a target working coefficient according to the range extender stage power;
and if the target working coefficient is smaller than or equal to the first threshold value, determining the power corresponding to the power point which is larger than the average power of the whole machine stage and has the smallest difference value with the average power of the whole machine stage in the second target power point set as the third power.
7. The method of claim 6, wherein determining the target operating coefficient based on the range extender stage power comprises:
acquiring the fuel oil residual quantity, the fuel oil rising generating capacity, the battery limited power electric quantity and the range extender stage power of the current vehicle;
determining the fuel operable time according to the fuel residual quantity, the fuel rising generating capacity and the range extender stage power;
determining the working time of the battery according to the battery electric quantity of the current vehicle, the battery limited power electric quantity, the battery capacity, the average power of the whole machine stage of the current vehicle and the power of the range extender stage;
and determining the target working coefficient of the current vehicle according to the battery working time and the fuel working time.
8. A hybrid engineering machine multimode control device, characterized by comprising:
the first control module is used for acquiring the battery electric quantity of the current vehicle if the working mode of the current vehicle is a first mode, and controlling the range extender to generate power with first power according to the battery electric quantity of the current vehicle;
the second control module is used for acquiring the battery electric quantity of the current vehicle, the average power of the whole machine stage of the current vehicle, the maximum value of the target power generation power of the range extender and the minimum value of the target power generation power of the range extender if the working mode of the current vehicle is a second mode, and controlling the range extender to generate power with the second power according to the battery electric quantity of the current vehicle, the average power of the whole machine stage of the current vehicle, the maximum value of the target power generation power of the range extender and the minimum value of the target power generation power of the range extender;
and the third control module is used for acquiring the battery electric quantity of the current vehicle, the average power of the whole machine stage of the current vehicle, the target power generation minimum value of the range extender and the target working coefficient if the working mode of the current vehicle is a third mode, and controlling the range extender to generate power with the third power according to the battery electric quantity of the current vehicle, the average power of the whole machine stage of the current vehicle, the target power generation minimum value of the range extender and the target working coefficient.
9. An electronic device, the electronic device comprising:
at least one processor; and
a memory communicatively coupled to the at least one processor; wherein,,
the memory stores a computer program executable by the at least one processor to enable the at least one processor to perform the hybrid engineering machine multimode control method of any one of claims 1-7.
10. A computer readable storage medium storing computer instructions for causing a processor to implement the hybrid engineering machine multimode control method of any one of claims 1-7 when executed.
CN202310863827.4A 2023-07-13 2023-07-13 Multi-mode control method, device, equipment and medium for hybrid engineering machinery Pending CN116905604A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118082795A (en) * 2024-03-29 2024-05-28 重庆赛力斯凤凰智创科技有限公司 Control method and device for range-extended automobile, electronic equipment and readable storage medium
CN119061969A (en) * 2024-11-07 2024-12-03 潍柴动力股份有限公司 Range-extended loader power generation control method and device, storage medium and electronic equipment

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118082795A (en) * 2024-03-29 2024-05-28 重庆赛力斯凤凰智创科技有限公司 Control method and device for range-extended automobile, electronic equipment and readable storage medium
CN119061969A (en) * 2024-11-07 2024-12-03 潍柴动力股份有限公司 Range-extended loader power generation control method and device, storage medium and electronic equipment

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