CN112238784A - Wireless power supply electric automobile and control program thereof - Google Patents
Wireless power supply electric automobile and control program thereof Download PDFInfo
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- CN112238784A CN112238784A CN202010650881.7A CN202010650881A CN112238784A CN 112238784 A CN112238784 A CN 112238784A CN 202010650881 A CN202010650881 A CN 202010650881A CN 112238784 A CN112238784 A CN 112238784A
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- 238000004891 communication Methods 0.000 claims abstract description 16
- 239000000178 monomer Substances 0.000 claims description 6
- 238000000034 method Methods 0.000 abstract description 23
- 238000006243 chemical reaction Methods 0.000 abstract description 10
- 238000010586 diagram Methods 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010892 electric spark Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
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- 238000011017 operating method Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/80—Exchanging energy storage elements, e.g. removable batteries
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
- B60L58/12—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries responding to state of charge [SoC]
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- 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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- 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
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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- 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
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention relates to the technical field of vehicles, in particular to a wireless power supply electric vehicle and a control program thereof, wherein the wireless power supply electric vehicle comprises an electric vehicle body and a wireless power supply battery module, the electric vehicle body and the wireless power supply battery module realize system communication by adopting wireless communication, and the electric vehicle body comprises a main body side main battery, a main body side main circuit, a main body side wireless power supply circuit, a main body side controller and a main body side wireless power supply controller; the control program comprises a starting program executed by the electric automobile, an operation program reflecting the operation state at any time and a stopping program stopping wireless power supply to the electric automobile, the wireless power supply and conversion type electric automobile is suitable for the wireless power supply and conversion type electric automobile, the problem that control methods such as a wireless power supply control function and electric automobile coordination control are lacked after the existing conversion type electric automobile adopts a wireless power supply and conversion mode is solved, the wireless power supply and conversion type electric automobile is easy to popularize, and the development of the electric automobile industry is promoted.
Description
Technical Field
The invention relates to the technical field of vehicles, in particular to a wireless power supply electric vehicle and a control program thereof.
Background
Electric vehicles have become a common development choice in the global automobile industry due to energy diversity and environmental friendliness. The influence of the energy density, the cost and the like of the lithium battery is received, and the endurance mileage becomes the first problem restricting the popularization of the electric automobile. The wireless power supply battery replacement mode can solve the contradiction of high driving range, high battery cost and insufficient battery utilization of the existing electric automobile, solve the problems that the existing electric automobile battery cannot be expanded, the battery module cannot be generalized, the potential safety hazard of a connector exists, the service life is short, and solve the problems that the battery replacement of the electric automobile needs a large amount of fields, is high in cost, is difficult to popularize and the like. However, after the replaceable wireless power supply battery module is adopted, the electrical structure of the electric automobile is changed compared with the existing electric automobile, and a corresponding control method is needed to ensure the safe and reliable operation of the vehicle.
In the conventional battery replacement mode, when the electric automobile needs a long driving range, a battery pack with larger capacity is replaced for the electric automobile, and the electric automobile only comprises the battery pack and an electric automobile main circuit; the control method of the wireless power supply battery replacement type electric vehicle is completely different from the existing battery replacement type electric vehicle, the wireless power supply battery replacement type electric vehicle needs to be developed again, the existing battery replacement type electric vehicle is only suitable for a specific vehicle type and cannot be generalized, the battery replacement method is complex, battery replacement service needs to be provided by professionals and special places, and the cost is huge. Moreover, the high-low voltage circuit is connected by adopting a wired interface, so that various potential safety hazards exist: for example, metal heads are easy to generate electric sparks when in contact, and the service life of the interface is greatly shortened by multiple plugging and unplugging. The wireless power supply and conversion method provides a low-cost, wireless communication, wireless power supply and universal solution, which solves the above problems. The wireless power supply and battery replacement mode endows the electric automobile with a brand new circuit structure, and a corresponding control method needs to be developed.
Disclosure of Invention
The invention aims to solve the technical problems that the prior art is not enough, the control method of the wireless power supply control function, the electric automobile coordination control and the like is not available, the wireless power supply and battery replacement type electric automobile is easy to popularize, and the development of the electric automobile industry is promoted, the invention provides the wireless power supply electric automobile which comprises an electric automobile body and a wireless power supply battery module, the electric automobile body and the wireless power supply battery module realize system communication by adopting wireless communication,
the electric automobile body comprises a main body side main battery, a main body side main circuit, a main body side wireless power supply circuit, a main body side controller and a main body side wireless power supply controller; the wireless power supply controller at the body side is in wireless communication with the wireless power supply battery module and sends a handshaking signal, required power and information of power supply equipment at the body side to the wireless power supply battery module;
the wireless power supply battery module comprises a module side controller, a module side wireless power supply circuit and a module side battery pack, and the wireless power supply battery module controls the module side wireless power supply circuit to operate according to the received information and feeds back handshake signals, output power and information of the wireless power supply battery module.
Further, still include: the system comprises a software module, wherein the software module comprises an electric automobile control module, a body side wireless power supply control module and a wireless power supply battery control module.
Further, the electric vehicle control module collects the opening degree of a vehicle pedal, other power consumption of the vehicle, battery state information of the body side, wireless power supply state information and wireless power supply fault information; and controlling the electric automobile to run, sending an enabling command and a wireless power supply stopping command to the body side wireless power supply controller, and reflecting the power requirement, the wireless power supply state, the battery state information and the wireless power supply fault electric automobile vehicle information.
Further, the body side wireless power supply control module receives a wireless power supply enabling command, a wireless power supply stopping command and wireless power supply required power information from the electric vehicle control module; the wireless power supply circuit operates to control the output current and voltage and feed back the state information of the wireless power supply system to the electric automobile control module.
Furthermore, the wireless power supply battery control module receives the wireless power supply demand power information through wireless communication, feeds back a handshake signal, demand power and power supply equipment information, and sends a wireless power supply battery module awakening command, a wireless power supply handshake signal, a wireless power supply battery module enabling command and wireless power supply battery module target power information to the wireless power supply battery module control module.
Further, the battery state information comprises battery state information of an electric automobile body side and state information of a wireless power supply battery module, and the battery state information of the body side comprises information of a body side battery SOC, current, voltage, temperature and single battery; the state information of the wireless power supply battery module comprises battery SOC, current, voltage, temperature and battery monomer information of the wireless power supply battery module.
In order to solve the above problems, another aspect of the present invention further provides a control program for a wirelessly powered electric vehicle, and the control program controls the operation of the wirelessly powered electric vehicle, including a start program executed by the electric vehicle, an operation program reflecting an operation state at any time, and a stop program stopping the wireless power supply to the electric vehicle;
the starting program, the running program and the stopping program are all arranged in the electric automobile controller.
Further, the starting procedure is as follows:
s1, an electric automobile controller sends a wake-up command to a wireless power supply battery module,
if the awakening command response is not obtained, the wireless power supply is started and stopped, the feedback is given to the driver, and if the awakening command response is obtained, S2 is executed;
s2, self-checking of the body side and the wireless power supply battery module,
if the fault exists, the wireless power supply is started and stopped, the feedback is given to the driver, and if the fault does not exist, S3 is executed;
s3, the wireless power supply controller at the body side sends a handshake signal to the wireless power supply battery module,
if the handshake fails, the wireless power supply is started and stopped, the feedback is given to the driver, and if the handshake succeeds, S4 is executed;
s4, the electric automobile controller sends a wireless power supply enabling command to the body side wireless power supply controller,
if the enabling fails, the wireless power supply starting and stopping electric automobile controller sends a wireless power supply stopping command and feeds the command back to the driver, and if the enabling succeeds, S5 is carried out;
s5, the wireless power supply controller sends an enabling command to the wireless power supply battery module,
if the enabling fails, the wireless power supply starting and stopping electric automobile controller sends a wireless power supply stopping command and feeds the command back to the driver, and if the enabling succeeds, S6 is carried out;
s6, detecting whether the SOC of the wireless power supply battery module is too low,
if the current time is too low, the wireless power supply starting and stopping electric automobile controller sends a wireless power supply stopping command and feeds back the command to the driver, otherwise, S7 is executed,
and S7, the wireless power supply is started successfully, and the running state is entered.
Further, the running program is that the electric automobile controller calculates the wireless power supply demand power, predicts the driving range and the like according to the pedal, other power consumption power, the body battery state SOC and the wireless power supply battery module SOC, and sends the wireless power supply demand power to the body side wireless power supply controller;
when the wireless power supply fails or the SOC of the wireless power supply battery module is too low, sending a wireless power supply stop instruction, exiting the wireless power supply mode, and feeding back mode state information to a driver;
the wireless power supply controller on the body side controls the wireless power supply circuit on the body side to work according to the power required by wireless power supply, and sends the target power of the battery range extending module to the wireless power supply battery module; feeding back wireless power supply state information and fault information to the electric automobile controller,
the wireless power supply battery module controller controls the output power of the replaceable wireless power supply battery module according to the target power of the battery range extending module, and feeds back the state information and the fault information of the replaceable wireless power supply battery module to the body side wireless power supply controller.
Further, the stopping procedure is as follows:
t1, the electric automobile controller receives a wireless power supply panel stop command or wireless power supply fault information and executes T2;
t2, the electric automobile controller sends a wireless power supply stop command to the body side wireless power supply controller and executes T3;
t3, the wireless power supply controller at the body side sends a battery range extending module stop command to the wireless power supply battery module and executes T4;
t4, judging whether the wireless power supply battery module stops or not, if the wireless power supply battery module fails to stop, forcing the wireless power supply battery module to stop, reporting fault information, and if the wireless power supply battery module stops successfully, executing T5;
t5, stopping the wireless power supply controller at the body side, and executing T6;
and T6, judging whether the wireless power supply of the body side stops or not, reporting state information, if the wireless power supply stops, forcibly stopping the wireless power supply battery module, and reporting fault information, and if the wireless power supply stops successfully, stopping the wireless power supply and reporting the state information.
The positive progress effects of the invention are as follows: the wireless power supply and conversion type electric automobile is suitable for a wireless power supply and conversion type electric automobile, solves the problem that control methods such as a wireless power supply control function and electric automobile coordination control are lacked after the existing wireless power supply and conversion type electric automobile adopts a wireless power supply and conversion mode, is easy to popularize, and promotes the development of the electric automobile industry.
Drawings
The accompanying drawings are included to provide a further understanding of a wirelessly powered electric vehicle and its control program, and are incorporated in and constitute a part of this specification, illustrate a wirelessly powered electric vehicle and its control program of the present invention and do not constitute a limitation on the invention. In the drawings:
fig. 1 is a schematic diagram of a wireless power supply electric vehicle module according to an embodiment of the present invention.
Fig. 2 is a schematic diagram of a relationship between software modules of a wirelessly powered electric vehicle according to an embodiment of the present invention.
Fig. 3 is a flowchart illustrating a start procedure of a wirelessly powered electric vehicle control procedure according to an embodiment of the present invention.
Fig. 4 is a flowchart illustrating an operation procedure of a wireless power supply electric vehicle control procedure according to an embodiment of the present invention.
Fig. 5 is a flowchart illustrating a stop procedure of a wirelessly powered electric vehicle control procedure according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. Embodiments of the present invention will be described with reference to the accompanying drawings, wherein elements having similar structures or functions are designated by the same reference numerals. It is to be understood that the drawings are only for the purpose of illustrating embodiments of the present invention, and are not intended to be exhaustive or to limit the scope of the present invention. The electric automobile body and the power wireless power supply battery module are communicated with each other through a control system by adopting wireless communication, and the working state is coordinated. The replaceable wireless power supply battery module provides electric energy for the electric automobile body in a wireless power supply mode.
As shown in fig. 1, the wirelessly powered electric vehicle according to the embodiment of the present invention includes an electric vehicle body and a wirelessly powered battery module, wherein the electric vehicle body and the wirelessly powered battery module are in system communication via wireless communication,
the electric automobile body comprises a main body side main battery, a main body side main circuit, a main body side wireless power supply circuit, a main body side controller and a main body side wireless power supply controller; the wireless power supply controller at the body side is in wireless communication with the wireless power supply battery module and sends a handshaking signal, required power and information of power supply equipment at the body side to the wireless power supply battery module;
the wireless power supply battery module comprises a module side controller, a module side wireless power supply circuit and a module side battery pack, and the wireless power supply battery module controls the module side wireless power supply circuit to operate according to the received information and feeds back handshake signals, output power and information of the wireless power supply battery module.
As shown in fig. 2, the software modules include an electric vehicle control module, a body side wireless power supply control module, and a wireless power supply battery control module.
The electric vehicle control module acquires the opening degree of a vehicle pedal, other power consumption of the vehicle, body side battery state information, wireless power supply state information and wireless power supply fault information; and sending a wireless power supply only command, a wireless power supply stop command and wireless power supply required power information to the body side wireless power supply control module. The body side battery state information includes body side battery SOC, current, voltage, temperature, battery cell information. The wireless power supply state information comprises state information of the wireless power supply circuit of the body side and state information of the wireless power supply battery module. The wireless power supply battery module state information comprises wireless power supply battery module battery state information and wireless power supply battery module circuit state information. The battery state information of the wireless power supply battery module comprises battery SOC, current, voltage, temperature and battery monomer information of the wireless power supply battery module.
The body side wireless power supply control module receives a wireless power supply enabling command, a wireless power supply stopping command and wireless power supply required power information from the electric automobile control module; the wireless power supply circuit operates to control the output current and voltage and feed back the state information of the wireless power supply system to the electric automobile control module.
The wireless power supply battery control module receives wireless power supply required power information through wireless communication, feeds back a handshaking signal, required power and power supply equipment information, and sends a wireless power supply battery module awakening command, a wireless power supply handshaking signal, a wireless power supply battery module enabling command and wireless power supply battery module target power information to the wireless power supply battery module control module.
The battery state information comprises battery state information of an electric automobile body side and state information of a wireless power supply battery module, and the battery state information of the body side comprises battery SOC (state of charge), current, voltage, temperature and battery monomer information of the body side; the state information of the wireless power supply battery module comprises battery SOC, current, voltage, temperature and battery monomer information of the wireless power supply battery module;
as shown in fig. 3 to 5, the wirelessly powered electric vehicle control program includes a start program executed by the electric vehicle, an operation program reflecting an operation state at any time, and a stop program stopping wireless power supply to the electric vehicle;
the starting program, the running program and the stopping program are all arranged in the electric automobile controller.
As shown in fig. 3, the start-up procedure is:
the electric automobile controller sends a wireless power supply starting command to the body side in a wireless control period; the body side wireless power supply controller sends a wake-up command to the wireless power supply battery module; if the awakening command is not responded, the wireless power supply is started and stopped, a starting failure message is fed back to a driver, and if the awakening command is responded, the body side and the wireless power supply battery module perform self-checking; if the self-checking fails, the wireless power supply is started and stopped, a starting failure message is fed back to a driver, and if the self-checking fails, the wireless power supply controller on the body side sends a handshake signal to the wireless power supply battery module; if the handshake fails, the wireless power supply starting is stopped, a starting failure message is fed back to a driver, and if the handshake succeeds, the electric automobile controller sends a wireless power supply enabling command to the body side wireless power supply controller; if the enabling fails, the wireless power supply starting is stopped, the electric automobile controller sends a wireless power supply stopping command and feeds back a starting failure message to a driver, and if the enabling succeeds, the wireless power supply controller sends an enabling command to the wireless power supply battery module; if the enabling fails, the wireless power supply starting is stopped, the electric automobile controller sends a wireless power supply stopping command and feeds back a starting failure message to a driver, and if the enabling succeeds, whether the SOC of the wireless power supply battery module is too low is detected; if the SOC is too low, the wireless power supply starting is stopped, the electric automobile controller sends a wireless power supply stopping command and feeds back a starting failure message to a driver, and if the SOC is normal, the wireless power supply starting is successful and the electric automobile controller enters an operation state.
As shown in fig. 4, the operating procedure is: the electric automobile controller calculates the wireless power supply demand power and predicts the driving range according to the pedal, other power consumption power, the battery state SOC of the body and the SOC of the wireless power supply battery module, and sends the wireless power supply demand power to the wireless power supply controller at the body side; when the wireless power supply fails or the SOC of the wireless power supply battery module is too low, sending a wireless power supply stop instruction, exiting the wireless power supply mode, and feeding back mode state information to a driver; the wireless power supply controller on the body side controls the wireless power supply circuit on the body side to work according to the power required by wireless power supply, and sends the target power of the wireless power supply battery module to the wireless power supply battery module; feeding back wireless power supply state information and fault information to the electric automobile controller; the wireless power supply battery module controller controls the output power of the wireless power supply battery module according to the target power of the wireless power supply battery module; and feeding back the state information and the fault information of the wireless power supply battery module to the body side wireless power supply controller.
As shown in fig. 5, the stop procedure is:
the method comprises the steps that an electric automobile controller receives a panel wireless power supply stop command or wireless power supply fault information; the electric automobile controller sends a wireless power supply stop command to the body side wireless power supply controller; the body side wireless power supply controller sends a wireless power supply battery module stop command to the wireless power supply battery module; if the wireless power supply battery module is not stopped, the wireless power supply battery module is forced to stop, fault information is reported, the next process is entered, the wireless power supply controller on the body side stops the wireless power supply on the body side, if the wireless power supply battery module is stopped, the next process is directly entered, and the wireless power supply controller on the body side stops the wireless power supply on the body side; if the wireless power supply of the body side is not stopped, the wireless power supply of the body side is forced to be stopped, fault information is reported, the next process is started, the wireless power supply is stopped, state information is reported, if the wireless power supply of the body side is stopped, the next process is started directly, the wireless power supply is stopped, and the state information is reported.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention.
Claims (10)
1. A wireless power supply electric automobile is characterized by comprising an electric automobile body and a wireless power supply battery module, wherein the electric automobile body and the wireless power supply battery module realize system communication by adopting wireless communication,
the electric automobile body comprises a main body side main battery, a main body side main circuit, a main body side wireless power supply circuit, a main body side controller and a main body side wireless power supply controller; the wireless power supply controller at the body side is in wireless communication with the wireless power supply battery module and sends a handshaking signal, required power and information of power supply equipment at the body side to the wireless power supply battery module;
the wireless power supply battery module comprises a module side controller, a module side wireless power supply circuit and a module side battery pack, and the wireless power supply battery module controls the module side wireless power supply circuit to operate according to the received information and feeds back handshake signals, output power and information of the wireless power supply battery module.
2. The wirelessly powered electric vehicle of claim 1 further comprising software modules, the software modules including an electric vehicle control module, a body-side wireless power control module, and a wirelessly powered battery control module.
3. The wirelessly powered electric vehicle of claim 2, wherein the electric vehicle control module collects vehicle pedal opening, vehicle other power usage, body-side battery status information, wirelessly powered fault information; and controlling the electric automobile to run, sending an enabling command and a wireless power supply stopping command to the body side wireless power supply controller, and reflecting the power requirement, the wireless power supply state, the battery state information and the wireless power supply fault electric automobile vehicle information.
4. The wirelessly-powered electric vehicle according to claim 2, wherein the body-side wireless power supply control module receives a wireless power supply enable command, a wireless power supply stop command, and wireless power supply required power information from the electric vehicle control module; the wireless power supply circuit operates to control the output current and voltage and feed back the state information of the wireless power supply system to the electric automobile control module.
5. The wirelessly powered electric vehicle of claim 2, wherein the wirelessly powered battery control module receives the wirelessly powered required power information via wireless communication, and the control module feeds back a handshake signal, required power and power supply device information, and sends a wirelessly powered battery module wake-up command, a wirelessly powered handshake signal, a wirelessly powered battery module enable command, and wirelessly powered battery module target power information to the wirelessly powered battery module control module.
6. A wirelessly powered electric vehicle as claimed in claim 3, characterized in that: the battery state information comprises battery state information of an electric automobile body side and state information of a wireless power supply battery module, and the battery state information of the body side comprises battery SOC (state of charge), current, voltage, temperature and battery monomer information of the body side; the state information of the wireless power supply battery module comprises battery SOC, current, voltage, temperature and battery monomer information of the wireless power supply battery module.
7. A control program for a wirelessly powered electric vehicle, the control program operating to control the wirelessly powered electric vehicle according to any one of claims 1 to 6, characterized by comprising a start program executed by the electric vehicle, an operation program that reflects an operation state at any time, and a stop program that stops wireless power supply to the electric vehicle;
the starting program, the running program and the stopping program are all arranged in the electric automobile controller.
8. The control program for a wirelessly powered electric vehicle according to claim 7, wherein the start-up program is:
s1, an electric automobile controller sends a wake-up command to a wireless power supply battery module, if no wake-up command response is obtained, wireless power supply starting is stopped, feedback is given to a driver, and if a response is obtained, S2 is executed;
s2, self-checking the body side and the wireless power supply battery module, if a fault exists, stopping the wireless power supply starting, feeding back to a driver, and if no fault exists, executing S3;
s3, the body side wireless power supply controller sends a handshake signal to the wireless power supply battery module, if the handshake fails, the wireless power supply is started and stopped, the wireless power supply is fed back to a driver, and if the handshake succeeds, S4 is executed;
s4, the electric automobile controller sends a wireless power supply enabling command to the body side wireless power supply controller, if the enabling fails, the wireless power supply starting and stopping electric automobile controller sends a wireless power supply stopping command and feeds back the command to a driver, and if the enabling is successful, S5 is carried out;
s5, the wireless power supply controller sends an enabling command to the wireless power supply battery module, if the enabling fails, the wireless power supply starting and stopping electric automobile controller sends a wireless power supply stopping command and feeds back the command to a driver, and if the enabling is successful, S6 is carried out;
s6, detecting whether the SOC of the wireless power supply battery module is too low, if so, sending a wireless power supply stop command to the electric automobile controller by the wireless power supply starting and stopping controller, and feeding back the command to a driver, otherwise, executing S7;
and S7, the wireless power supply is started successfully, and the running state is entered.
9. The control program of a wirelessly powered electric vehicle according to claim 7, wherein the running program is that the electric vehicle controller calculates the required wireless power supply power, predicts the driving range, and sends the required wireless power supply power to the wireless power supply controller on the body side, based on the pedal, the other power consumption, the state SOC of the battery on the body, and the SOC of the battery module for wireless power supply;
when the wireless power supply fails or the SOC of the wireless power supply battery module is too low, sending a wireless power supply stop instruction, exiting the wireless power supply mode, and feeding back mode state information to a driver;
the wireless power supply controller on the body side controls the wireless power supply circuit on the body side to work according to the power required by wireless power supply, and sends the target power of the battery range extending module to the wireless power supply battery module; feeding back wireless power supply state information and fault information to the electric automobile controller,
the wireless power supply battery module controller controls the output power of the replaceable wireless power supply battery module according to the target power of the battery range extending module, and feeds back the state information and the fault information of the replaceable wireless power supply battery module to the body side wireless power supply controller.
10. The control program of a wirelessly powered electric vehicle according to claim 7, characterized in that: the stopping program comprises the following steps:
t1, the electric automobile controller receives a wireless power supply panel stop command or wireless power supply fault information and executes T2;
t2, the electric automobile controller sends a wireless power supply stop command to the body side wireless power supply controller and executes T3;
t3, the wireless power supply controller at the body side sends a battery range extending module stop command to the wireless power supply battery module and executes T4;
t4, judging whether the wireless power supply battery module stops or not, if the wireless power supply battery module fails to stop, forcing the wireless power supply battery module to stop, reporting fault information, and if the wireless power supply battery module stops successfully, executing T5;
t5, stopping the wireless power supply controller at the body side, and executing T6;
and T6, judging whether the wireless power supply of the body side stops or not, reporting state information, if the wireless power supply stops, forcibly stopping the wireless power supply battery module, and reporting fault information, and if the wireless power supply stops successfully, stopping the wireless power supply and reporting the state information.
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Address after: 100176 floor 10, building 1, zone 2, yard 9, Taihe 3rd Street, Beijing Economic and Technological Development Zone, Daxing District, Beijing Applicant after: Beijing National New Energy Vehicle Technology Innovation Center Co.,Ltd. Address before: 100089 1705 100176, block a, building 1, No. 10, Ronghua Middle Road, Beijing Economic and Technological Development Zone, Daxing District, Beijing Applicant before: BEIJING NEW ENERGY VEHICLE TECHNOLOGY INNOVATION CENTER Co.,Ltd. |
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Application publication date: 20210119 |