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CN109532816A - A kind of engine start control method for mixed power automobile - Google Patents

A kind of engine start control method for mixed power automobile Download PDF

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Publication number
CN109532816A
CN109532816A CN201811612377.7A CN201811612377A CN109532816A CN 109532816 A CN109532816 A CN 109532816A CN 201811612377 A CN201811612377 A CN 201811612377A CN 109532816 A CN109532816 A CN 109532816A
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China
Prior art keywords
engine
torque
motor
coupling mechanism
clutch
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CN201811612377.7A
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Chinese (zh)
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CN109532816B (en
Inventor
贾杰锋
张猛
闵龙
杨柏林
董团结
侯聪
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Chongqing Changan Automobile Co Ltd
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Chongqing Changan Automobile Co Ltd
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    • 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
    • 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
    • B60W10/00—Conjoint control of vehicle sub-units of different type or different function
    • B60W10/02—Conjoint control of vehicle sub-units of different type or different function including control of driveline clutches
    • 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
    • B60W10/00—Conjoint control of vehicle sub-units of different type or different function
    • B60W10/04—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units
    • B60W10/06—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units including control of combustion engines
    • 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
    • B60W10/00—Conjoint control of vehicle sub-units of different type or different function
    • B60W10/04—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units
    • B60W10/08—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units including control of electric propulsion units, e.g. motors or generators
    • 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
    • B60W2510/02—Clutches
    • B60W2510/0275—Clutch torque
    • 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
    • B60W2510/06—Combustion engines, Gas turbines
    • B60W2510/0638—Engine speed
    • 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
    • B60W2510/06—Combustion engines, Gas turbines
    • B60W2510/0657—Engine torque
    • 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
    • B60W2510/08—Electric propulsion units
    • B60W2510/081—Speed
    • 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
    • B60W2710/00—Output or target parameters relating to a particular sub-units
    • B60W2710/02—Clutches
    • 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
    • B60W2710/00—Output or target parameters relating to a particular sub-units
    • B60W2710/06—Combustion engines, Gas turbines
    • B60W2710/0666—Engine torque
    • 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
    • B60W2710/00—Output or target parameters relating to a particular sub-units
    • B60W2710/08—Electric propulsion units
    • 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
    • Y02T10/62—Hybrid vehicles

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Automation & Control Theory (AREA)
  • Hybrid Electric Vehicles (AREA)

Abstract

The present invention relates to a kind of engine start control method for mixed power automobile, when engine receives enabled instruction between traveling, engine speed is if more than its minimum starting revolving speed, engine oil spout igniting, and enter rotating speed control mode, rotating speed of target is motor speed, and coupling mechanism clutch keeps discrete state, and the target torque of motor is operator demand's torque.After the rotational speed difference of motor and engine is lower than the first preset value, engine continues to keep rotating speed control mode, and coupling mechanism clutch is in half joint state.After the rotational speed difference of motor and engine is lower than the second preset value, coupling mechanism clutch is gradually fully engaged with certain rate to lockup state；Engine is switched to torque control mode by rotating speed control mode simultaneously, and target torque is gradually to operator demand's torque transition.After the torque of coupling mechanism clutch is greater than locking preset value, start-up course terminates.It does not need motor and pulls and start engine, shorten time since engine start while guaranteeing ride comfort.

Description

A kind of engine start control method for mixed power automobile
Technical field
The present invention relates to the starting control methods of automobile engine, and in particular to a kind of hybrid electric vehicle engine starting Control method.
Background technique
Hybrid vehicle usually carries two kinds of power devices of engine and motor, is coordinated by power assembly control system The two orderly works.When automobile power demand is larger or battery capacity is insufficient, needs quick smoothly to access engine, make it Output torque participates in driving.When automobile power demand reduce when, need quick smoothly to exit engine, keep its out of service or Keep idling.Therefore, the start-stop control of engine is the key points and difficulties of hybrid vehicle control.
For the hybrid power system of single motor, position according to motor relative to conventional power system can be single electricity The mixed dynamic scheme of machine is divided into five major class, respectively with P0, P1, P2, P3, P4 name.P0 refers to the position that motor is placed on to traditional starter motor Set, P1 refers to the position that motor is placed on to flywheel before clutch after engine, P2 refers to motor is placed on clutch after, gearbox Preceding position, P3, which refers to, is placed on the subsequent position of gearbox for motor, and for directly driving main reducing gear, P4, which refers to, puts motor In the position of rear axle.
For the hybrid vehicle of single motor, generally when starting engine, need to be dragged to engine by motor Revolving speed required for oil spout is lighted a fire, while motor-driven vehicle also being needed to move ahead.Since engine torque fluctuates in start-up course Larger, some technical solutions make speed change box clutch keep sliding wear state, so that the torque ripple of power source be avoided to be transmitted to vehicle Wheel causes unexpected acceleration and deceleration, to improve the ride comfort of start-up course.
When engine is in just in stopping process and has certain revolving speed, driver or power assembly control system have It may change mind, such as step on the gas again suddenly after entering stopping process after release throttle, at this moment engine be needed to connect again Enter and power is provided.It changes mind the case where to be restarted for this stopping process, if still dragging hair using above-mentioned motor The control method of motivation, will cause unnecessary dragging energy dissipation and the loss of unnecessary clutch sliding wear, and increase started The journey time.
CN105128848B discloses the control method for starting engine between a kind of traveling, is in pure motor driving operating condition Under, after vehicle drives the electricity of increase in demand or power battery to decline to a certain extent, prevent motor from providing foot again When enough power is to meet the demand, system judges speed, when speed is lower than lower limit preset value, system It controls power assembly and carries out sliding wear starting, when speed is higher than upper limit preset value, system controls power assembly and carries out pulse Starting.If current vehicle speed is between lower limit preset value and upper limit preset value, system control power assembly, which does not start, to be started Machine is carrying out starting engine after speed is lower than lower limit preset value or higher than upper limit preset value.According to the difference of speed It is divided into sliding wear starting and pulse starts two kinds of Starting mode, may be implemented in the case where not increasing BSG motor, control engine Smooth starting guarantees to drive ride comfort.It uses the technical solution of sliding wear starting.
CN107878439A discloses the control method and device of vehicle power source torque during inspiration motivation, the vehicle Power source includes: engine and motor, and clutch, the method are provided between the engine and the input shaft of speed changer It include: to obtain operator demand's torque, engine shaft end torque and Motor torque correction value.Wherein: the Motor torque amendment Value is related with desired motor speed and real electrical machinery revolving speed, according to operator demand's torque, engine shaft end torque And the Motor torque correction value, the target torque of motor is calculated.The motor is controlled to turn round according to the target of the motor Square and output torque.The hybrid vehicle that single motor single clutch configuration can be improved in it inspires the ride comfort during motivation And reduce the response time inspired during motivation.
Summary of the invention
The object of the present invention is to provide a kind of hybrid electric vehicles into an engine start control method, does not need motor Engine is pulled and started, shortens time since engine start while guaranteeing ride comfort.
A kind of engine start control method for mixed power automobile of the present invention, including walk as follows poly-:
S01: when engine receives enabled instruction between traveling, judge whether engine speed is greater than its minimum starting revolving speed, such as Fruit is judged as "Yes", enters step S02, otherwise enters step S08；
S02: engine oil spout igniting, and enter rotating speed control mode, rotating speed of target is motor speed；Coupling mechanism clutch is protected Hold discrete state；The target torque of motor is operator demand's torque；
S03: judging whether the rotational speed difference of motor and engine is lower than the first preset value, if it is determined that "Yes", enters step S04, otherwise return step S02；
S04: engine continues to keep rotating speed control mode, and rotating speed of target is motor speed；Coupling mechanism clutch is in and partly connects Conjunction state, in order to eliminate idle stroke, be enable to respond quickly and transmit torque after engine is synchronous with the revolving speed of motor； Motor torque is still operator demand's torque；
S05: judging whether the rotational speed difference of motor and engine is lower than the second preset value, if it is determined that "Yes", then it is assumed that the two Revolving speed has synchronized, and enters step S06, otherwise return step S04；
S06: coupling mechanism clutch is gradually fully engaged with certain rate to lockup state；Engine is controlled by revolving speed simultaneously Pattern switching is torque control mode, and target torque is gradually to operator demand's torque transition；Motor target torque is to drive Member's demand torque subtracts engine effective torque；
In the step, the target torque of engine is related with coupling mechanism clutch moment of torque and operator demand's torque, specifically Calculation method is when the torque of coupling mechanism clutch is less than it and engages preset value, and engine target torque is 0；Work as coupling machine When the torque of structure clutch is greater than its engagement preset value, engine target torque is torque and the driver of coupling mechanism clutch Smaller value in demand torque the two；
S07: judging whether the torque of coupling mechanism clutch is greater than locking preset value, if it is determined that "Yes", then be considered as coupling Locking, start-up course terminate mechanism clutch, otherwise return step S06；
S08: motor drags the Starting mode of engine between traveling, and speed change box clutch enters sliding wear state, and then motor passes through cunning Engine is dragged to revolving speed needed for oil spout is lighted a fire by mill coupling mechanism clutch；It carries out revolving speed after lighting a fire successfully to synchronize, revolving speed is synchronous It is gradually closed coupling mechanism clutch afterwards, engine and motor carry out torque transition；After coupling mechanism clutch closure, gearbox Clutch exits sliding wear state.
Preferably, it walks the calculation method result in poly- S06 to limit and be filtered by change rate, then is transmitted to EMS.
Preferably, first preset value is 500 rpm, and second preset value is 80 rpm.
Preferably, the torque engagement preset value of the coupling mechanism clutch is 40 Nm, and locking preset value is 200 Nm.
The beneficial effects of the present invention are:
Still there is certain revolving speed in engine stopping process between advancing due to automobile, can use the rotation of engine itself remnants Energy re-starts oil spout igniting.Motor speed is voluntarily tracked in engine oil spout after lighting a fire successfully, the two revolving speed is steady after synchronizing It engages in an orderly manner.Whole process avoids unnecessary coupling mechanism clutch sliding wear loss under the premise of guaranteeing ride comfort It is lost with speed change box clutch sliding wear.
After the rotational speed difference of motor and engine is lower than the first preset value, engine continues to keep rotating speed control mode, coupling It closes mechanism clutch and is in half joint state.When the rotational speed difference of motor and engine be lower than the second preset value after, coupling mechanism from Clutch is gradually fully engaged with certain rate to lockup state.Engine is switched to moment of torsion control by rotating speed control mode simultaneously Mode, target torque is gradually to operator demand's torque transition.When the torque of coupling mechanism clutch is greater than locking preset value Afterwards, start-up course terminates.Motor is not needed in the process and pulls and start engine, shortens hair while guaranteeing ride comfort Motivation starts the time.
Detailed description of the invention
Fig. 1 is the structural schematic diagram for realizing the automobile dynamic system of this method；
Fig. 2 is flow diagram of the invention.
In Fig. 1:
1- engine；
2- coupling mechanism clutch；
3- motor；
4- gearbox, 40- speed change box clutch；
5- main reducing gear；
6- wheel.
Specific embodiment
With reference to embodiment and attached drawing is described further the technical program.
Referring to Fig. 1, shown in a kind of hybrid vehicle be P2 structure, including engine 1, coupling mechanism clutch 2, electricity Machine 3, gearbox 4, main reducing gear 5 and wheel 6.
The coupling mechanism clutch 2 controls the connection and disconnection of the engine 1 and the motor 3.When the coupling When mechanism clutch 2 combines, with the motor 3, driving running car, power are passed the engine 1 by main reducing gear 5 jointly It is delivered to wheel 6.When the coupling mechanism clutch 2 disconnects, running car i.e. pure motor driving is operated alone in the motor 3. The motor 3 can also be dragged simultaneously in addition to driving gearbox 4 by speed change box clutch 40 by the coupling mechanism clutch 2 Start the engine 1.
Referring to fig. 2, a kind of engine start control method for mixed power automobile, includes the following steps: shown in
S01: when engine receives enabled instruction between traveling, judge whether engine speed is greater than its minimum starting revolving speed, such as Fruit is judged as "Yes", enters step S02, otherwise enters step S08；
S02: engine oil spout igniting, and enter rotating speed control mode, rotating speed of target is motor speed；Coupling mechanism clutch is protected Hold discrete state；The target torque of motor is operator demand's torque；
S03: judging whether the rotational speed difference of motor and engine is lower than the first preset value, if it is determined that "Yes", enters step S04, otherwise return step S02；
S04: engine continues to keep rotating speed control mode, and rotating speed of target is motor speed；Coupling mechanism clutch is in and partly connects Conjunction state, in order to eliminate idle stroke, be enable to respond quickly and transmit torque after engine is synchronous with the revolving speed of motor； Motor torque is still operator demand's torque；
Both S05: judging whether the rotational speed difference of motor and engine is lower than the second preset value, if it is determined that "Yes", then be considered as Revolving speed has synchronized, and enters step S06, otherwise return step S04；
S06: coupling mechanism clutch is gradually fully engaged with certain rate to lockup state；Engine is controlled by revolving speed simultaneously Pattern switching is torque control mode, and target torque is gradually to operator demand's torque transition；Motor target torque is to drive Member's demand torque subtracts engine effective torque；
In the step, the target torque of engine is related with coupling mechanism clutch moment of torque and operator demand's torque, specifically Calculation method is when the torque of coupling mechanism clutch is less than it and engages preset value, and engine target torque is 0；Work as coupling machine When the torque of structure clutch is greater than its engagement preset value, engine target torque is torque and the driver of coupling mechanism clutch Smaller value in demand torque the two；
S07: judging whether the torque of coupling mechanism clutch is greater than locking preset value, if it is determined that "Yes", then be considered as coupling Locking, start-up course terminate mechanism clutch, otherwise return step S06；
S08: motor drags the Starting mode of engine between traveling, and speed change box clutch enters sliding wear state, and then motor passes through cunning Engine is dragged to revolving speed needed for oil spout is lighted a fire by mill coupling mechanism clutch；It carries out revolving speed after lighting a fire successfully to synchronize, revolving speed is synchronous It is gradually closed coupling mechanism clutch afterwards, engine and motor carry out torque transition；After coupling mechanism clutch closure, gearbox Clutch exits sliding wear state.
The engine speed is measured by revolution counter.
First preset value is preferred but is not limited to 500 rpm, and second preset value is preferred but is not limited to 80 rpm。
It walks the calculation method result in poly- S06 to limit and be filtered by change rate, then is transmitted to EMS(engine tube Reason system, Engine Management System).The flywheel actual torque of the positive and negative and EMS feedback of engine effective torque It is positive and negative identical；The size and flywheel actual torque absolute value and coupling mechanism clutch moment of torque absolute value of engine effective torque It is related, take the smaller value in the two.
The torque engagement preset value of the coupling mechanism clutch is preferred but is not limited to 40 Nm, torque locking preset value It is preferred that but being not limited to 200 Nm.
The above is only the preferred embodiment of the technical program, it is noted that for the common skill of the art For art personnel, under the premise of not departing from the technical program principle, several improvement and replacement can also be made, these improve and Replacement also should be regarded as the protection scope of the technical program.

Claims (4)

1. a kind of engine start control method for mixed power automobile, which is characterized in that poly- including walking as follows:
S01: when engine receives enabled instruction between traveling, judge whether engine speed is greater than its minimum starting revolving speed, such as Fruit is judged as "Yes", enters step S02, otherwise enters step S08；
S02: engine oil spout igniting, and enter rotating speed control mode, rotating speed of target is motor speed；Coupling mechanism clutch is protected Hold discrete state；The target torque of motor is operator demand's torque；
S03: judging whether the rotational speed difference of motor and engine is lower than the first preset value, if it is determined that "Yes", enters step S04, otherwise return step S02；
S04: engine continues to keep rotating speed control mode, and rotating speed of target is motor speed；Coupling mechanism clutch is in and partly connects Conjunction state, in order to eliminate idle stroke, be enable to respond quickly and transmit torque after engine is synchronous with the revolving speed of motor； Motor torque is still operator demand's torque；
S05: judging whether the rotational speed difference of motor and engine is lower than the second preset value, if it is determined that "Yes", then it is assumed that the two Revolving speed has synchronized, and enters step S06, otherwise return step S04；
S06: coupling mechanism clutch is gradually fully engaged with certain rate to lockup state；Engine is controlled by revolving speed simultaneously Pattern switching is torque control mode, and target torque is gradually to operator demand's torque transition；Motor target torque is to drive Member's demand torque subtracts engine effective torque；
In the step, the target torque of engine is related with coupling mechanism clutch moment of torque and operator demand's torque, specifically Calculation method is when the torque of coupling mechanism clutch is less than it and engages preset value, and engine target torque is 0；Work as coupling machine When the torque of structure clutch is greater than its engagement preset value, engine target torque is torque and the driver of coupling mechanism clutch Smaller value in demand torque the two；
S07: judging whether the torque of coupling mechanism clutch is greater than locking preset value, if it is determined that "Yes", then be considered as coupling Locking, start-up course terminate mechanism clutch, otherwise return step S06；
S08: motor drags the Starting mode of engine between traveling, and speed change box clutch enters sliding wear state, and then motor passes through cunning Engine is dragged to revolving speed needed for oil spout is lighted a fire by mill coupling mechanism clutch；It carries out revolving speed after lighting a fire successfully to synchronize, revolving speed is synchronous It is gradually closed coupling mechanism clutch afterwards, engine and motor carry out torque transition；After coupling mechanism clutch closure, gearbox Clutch exits sliding wear state.
2. engine start control method for mixed power automobile according to claim 1, which is characterized in that walk in poly- S06 Calculation method result limit and be filtered by change rate, then be transmitted to EMS.
3. engine start control method for mixed power automobile according to claim 1, which is characterized in that described first is pre- If value is 500 rpm, second preset value is 80 rpm.
4. engine start control method for mixed power automobile according to claim 3, which is characterized in that the coupling machine The torque engagement preset value of structure clutch is 40 Nm, and locking preset value is 200 Nm.
CN201811612377.7A 2018-12-27 2018-12-27 Hybrid electric vehicle engine starting control method Active CN109532816B (en)

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CN110091856A (en) * 2019-04-26 2019-08-06 科力远混合动力技术有限公司 The sliding method for starting engine and acceleration upshift coordinated control of rubbing of hybrid vehicle
CN110126806A (en) * 2019-05-20 2019-08-16 湘潭大学 A HEV mode switching process control device and method
CN111152777A (en) * 2020-01-09 2020-05-15 北京航空航天大学杭州创新研究院 A collaborative control method for a single-axle parallel hybrid electric commercial vehicle during driving
WO2021035402A1 (en) * 2019-08-23 2021-03-04 舍弗勒技术股份两合公司 Gear shift process control method and device for hybrid vehicle
CN112677958A (en) * 2021-01-08 2021-04-20 重庆长安汽车股份有限公司 Vehicle starting control method and system and vehicle
CN112677954A (en) * 2021-01-07 2021-04-20 浙江吉利控股集团有限公司 Starting method and device of engine in dual-motor hybrid power system and vehicle
CN113123912A (en) * 2019-12-30 2021-07-16 长城汽车股份有限公司 Engine starting control method, control device and vehicle
CN113494407A (en) * 2020-04-08 2021-10-12 广州汽车集团股份有限公司 Engine starting control based on motor speed regulation
CN113650600A (en) * 2021-09-06 2021-11-16 东风汽车集团股份有限公司 Method and controller for controlling engine rotating speed during mode switching of hybrid vehicle
CN113665560A (en) * 2021-08-31 2021-11-19 中国第一汽车股份有限公司 Dual-motor hybrid power low-power startup control method and device and vehicle
CN113715823A (en) * 2021-09-26 2021-11-30 一汽解放汽车有限公司 Engine starting control method for light-mixed commercial vehicle
CN113753044A (en) * 2020-06-02 2021-12-07 广州汽车集团股份有限公司 Method and device for controlling starting engine of hybrid electric vehicle
CN113879279A (en) * 2021-12-06 2022-01-04 北京航空航天大学 A control method for starting the engine during forced downshift of a parallel hybrid vehicle
CN113895424A (en) * 2021-09-26 2022-01-07 西安法士特汽车传动有限公司 Starting control method of P2-architecture transmission system
CN113928301A (en) * 2021-03-31 2022-01-14 长城汽车股份有限公司 Control method and device of P2 architecture hybrid power vehicle and vehicle
CN113954815A (en) * 2021-02-18 2022-01-21 长城汽车股份有限公司 Engine start control method
CN114132301A (en) * 2021-11-24 2022-03-04 重庆长安汽车股份有限公司 Control method and system for starting engine during traveling of hybrid electric vehicle, vehicle and storage medium
CN114228691A (en) * 2021-12-03 2022-03-25 清华大学苏州汽车研究院（吴江） A kind of hybrid vehicle engine dynamic coordination control method and device
CN114320631A (en) * 2020-09-25 2022-04-12 上海汽车集团股份有限公司 Starting method of hybrid electric vehicle and hybrid electric vehicle
CN114407865A (en) * 2022-02-25 2022-04-29 蜂巢传动科技河北有限公司 Engine start control method for hybrid vehicle and hybrid vehicle
CN114537370A (en) * 2022-02-26 2022-05-27 重庆长安汽车股份有限公司 K0 clutch combination control method of P2 configuration hybrid power system
CN114715136A (en) * 2022-04-24 2022-07-08 玉柴芯蓝新能源动力科技有限公司 Starting control method of hybrid power system
CN114940160A (en) * 2022-05-30 2022-08-26 重庆长安汽车股份有限公司 Control method and control system for dynamic stop and variable-idea starting of vehicle engine and hybrid electric vehicle
CN115605382A (en) * 2020-07-24 2023-01-13 舍弗勒技术股份两合公司（De） Engine starting method

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015009629A (en) * 2013-06-27 2015-01-19 アイシン精機株式会社 Vehicle driving system
WO2015046550A1 (en) * 2013-09-30 2015-04-02 アイシン精機株式会社 Hybrid vehicle driving device
CN105216788A (en) * 2014-06-12 2016-01-06 福特全球技术公司 Control the method for the motor had in the vehicle of driving engine cut-off clutch
US20180118193A1 (en) * 2016-11-02 2018-05-03 Ford Global Technologies, Llc Torque Converter Clutch Engagement Pressure Control For Regenerative Braking
CN108454617A (en) * 2016-12-13 2018-08-28 现代自动车株式会社 Method and apparatus for the engine clutch for controlling hybrid vehicle
CN108501934A (en) * 2018-03-30 2018-09-07 重庆长安汽车股份有限公司 A kind of control method of new-energy automobile dynamical system
US10093165B2 (en) * 2016-07-19 2018-10-09 Toyota Jidosha Kabushiki Kaisha Control device of vehicle
CN108725443A (en) * 2018-05-30 2018-11-02 重庆长安汽车股份有限公司 New-energy automobile and its engine start control method

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015009629A (en) * 2013-06-27 2015-01-19 アイシン精機株式会社 Vehicle driving system
WO2015046550A1 (en) * 2013-09-30 2015-04-02 アイシン精機株式会社 Hybrid vehicle driving device
CN105216788A (en) * 2014-06-12 2016-01-06 福特全球技术公司 Control the method for the motor had in the vehicle of driving engine cut-off clutch
US10093165B2 (en) * 2016-07-19 2018-10-09 Toyota Jidosha Kabushiki Kaisha Control device of vehicle
US20180118193A1 (en) * 2016-11-02 2018-05-03 Ford Global Technologies, Llc Torque Converter Clutch Engagement Pressure Control For Regenerative Braking
CN108454617A (en) * 2016-12-13 2018-08-28 现代自动车株式会社 Method and apparatus for the engine clutch for controlling hybrid vehicle
CN108501934A (en) * 2018-03-30 2018-09-07 重庆长安汽车股份有限公司 A kind of control method of new-energy automobile dynamical system
CN108725443A (en) * 2018-05-30 2018-11-02 重庆长安汽车股份有限公司 New-energy automobile and its engine start control method

Cited By (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110091856A (en) * 2019-04-26 2019-08-06 科力远混合动力技术有限公司 The sliding method for starting engine and acceleration upshift coordinated control of rubbing of hybrid vehicle
CN110126806A (en) * 2019-05-20 2019-08-16 湘潭大学 A HEV mode switching process control device and method
WO2021035402A1 (en) * 2019-08-23 2021-03-04 舍弗勒技术股份两合公司 Gear shift process control method and device for hybrid vehicle
CN113123912A (en) * 2019-12-30 2021-07-16 长城汽车股份有限公司 Engine starting control method, control device and vehicle
CN111152777B (en) * 2020-01-09 2021-06-04 北京航空航天大学杭州创新研究院 Cooperative control method for starting power system of single-shaft parallel hybrid power commercial vehicle during traveling
CN111152777A (en) * 2020-01-09 2020-05-15 北京航空航天大学杭州创新研究院 A collaborative control method for a single-axle parallel hybrid electric commercial vehicle during driving
CN113494407B (en) * 2020-04-08 2022-08-16 广州汽车集团股份有限公司 Engine starting control based on motor speed regulation
CN113494407A (en) * 2020-04-08 2021-10-12 广州汽车集团股份有限公司 Engine starting control based on motor speed regulation
CN113753044A (en) * 2020-06-02 2021-12-07 广州汽车集团股份有限公司 Method and device for controlling starting engine of hybrid electric vehicle
CN115605382A (en) * 2020-07-24 2023-01-13 舍弗勒技术股份两合公司（De） Engine starting method
CN114320631B (en) * 2020-09-25 2023-03-21 上海汽车集团股份有限公司 Starting method of hybrid electric vehicle and hybrid electric vehicle
CN114320631A (en) * 2020-09-25 2022-04-12 上海汽车集团股份有限公司 Starting method of hybrid electric vehicle and hybrid electric vehicle
CN112677954A (en) * 2021-01-07 2021-04-20 浙江吉利控股集团有限公司 Starting method and device of engine in dual-motor hybrid power system and vehicle
CN112677958A (en) * 2021-01-08 2021-04-20 重庆长安汽车股份有限公司 Vehicle starting control method and system and vehicle
CN112677958B (en) * 2021-01-08 2022-08-09 重庆长安汽车股份有限公司 Vehicle starting control method and system and vehicle
CN113954815B (en) * 2021-02-18 2023-04-07 长城汽车股份有限公司 Engine start control method
CN113954815A (en) * 2021-02-18 2022-01-21 长城汽车股份有限公司 Engine start control method
CN113928301A (en) * 2021-03-31 2022-01-14 长城汽车股份有限公司 Control method and device of P2 architecture hybrid power vehicle and vehicle
CN113928301B (en) * 2021-03-31 2024-01-05 长城汽车股份有限公司 Control method and device of P2 architecture hybrid electric vehicle and vehicle
CN113665560A (en) * 2021-08-31 2021-11-19 中国第一汽车股份有限公司 Dual-motor hybrid power low-power startup control method and device and vehicle
CN113650600B (en) * 2021-09-06 2023-09-05 东风汽车集团股份有限公司 Engine rotating speed control method and controller during mode switching of hybrid vehicle type
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