CN202480902U - Vehicle control unit for electric vehicle - Google Patents
Vehicle control unit for electric vehicle Download PDFInfo
- Publication number
- CN202480902U CN202480902U CN2011205740127U CN201120574012U CN202480902U CN 202480902 U CN202480902 U CN 202480902U CN 2011205740127 U CN2011205740127 U CN 2011205740127U CN 201120574012 U CN201120574012 U CN 201120574012U CN 202480902 U CN202480902 U CN 202480902U
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- China
- Prior art keywords
- microcontroller
- control unit
- electric vehicle
- vehicle control
- vehicle
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- Y02T10/72—Electric energy management in electromobility
Abstract
The utility model relates to an electric vehicle control device, in particular to a vehicle control unit for an electric vehicle. The vehicle control unit comprises a microcontroller, a peripheral circuit of the microcontroller, an analog conditioning circuit and a CAN (controller area network) bus interface, wherein the analog conditioning circuit receives analog signals of an accelerator pedal sensor and a brake pedal sensor and transmits the processed analog signals to the microcontroller, and the microcontroller transmits control signals to a motor controller through the CAN bus interface. The vehicle control unit is simple in structure, all links of a power chain of the electric vehicle can be managed, coordinated and monitored, the energy utilization efficiency of the whole vehicle is improved, and safety and reliability are ensured.
Description
Technical field
The utility model relates to controller of electric vehicle, relates in particular to a kind of vehicle control unit of electric vehicle.
Background technology
Electronlmobil has the incomparable advantage of many internal-combustion engines vehicles as a kind of transportation means of green at aspects such as environmental protection, energy-conservation and driving performances; It is a complication system that is made up of a plurality of subsystems, mainly comprises power systems such as battery, motor, braking and such as other annexes such as air-conditionings.Each subsystem is nearly all accomplished function and target separately through the control unit (ECU) of oneself.In order to satisfy the target of car load dynamic property, economy, safety and traveling comfort; Must have intelligentized people's car interactive interface on the one hand, on the other hand, each system also must cooperate each other; Optimization of matching, this task need be accomplished by the entire car controller in the control system.
Be not applicable at present the entire car controller of electronlmobil.
The utility model content
In view of this, the purpose of the utility model provides a kind of vehicle control unit of electric vehicle, and is simple in structure, is suitable on electronlmobil, using.
The purpose of the utility model realizes through following technical scheme: vehicle control unit of electric vehicle; Comprise microcontroller and peripheral circuit thereof, analog quantity modulate circuit and CAN EBI; Send to microcontroller behind the analog signal conditioning of said analog quantity modulate circuit reception accelerator pedal sensor and brake pedal sensor, microcontroller sends to electric machine controller with control signal through the CAN EBI.
Further, the peripheral circuit of microcontroller comprises memory device, EEPROM and power module, and said memory device, EEPROM and power module are electrically connected with microcontroller respectively.
Further, an end of said CAN EBI is electrically connected with microcontroller through photoelectric isolating circuit I, and the other end of said CAN EBI also is electrically connected with battery controller, vehicle body communication node and vehicle body monitor node.
Further, said vehicle control unit of electric vehicle also comprises the switching value modulate circuit, and said switching value modulate circuit is used for receiving key amount signal, sends to microcontroller after the processing.
Further, said switching value modulate circuit is electrically connected with microcontroller through photoelectric isolating circuit II, and said switching value signal is sent by charge switch, startup key, air conditioning switch, mode switch, brake pedal switch and car speed sensor.
Further, said vehicle control unit of electric vehicle also comprises the instrument drive circuit, and said instrument drive circuit is used to receive the gauge control signal of microcontroller and drive auto meter.
Further, said instrument drive circuit is electrically connected with microcontroller through photoelectric isolating circuit III, and said auto meter comprises motor speed instrument, speed of a motor vehicle instrument, battery dump energy instrument and fault-indicating lamp.
Further, said vehicle control unit of electric vehicle also comprises relay drive circuit, and said relay drive circuit is used to receive the relay control signal of microcontroller and drives relay.
Further, said relay drive circuit is electrically connected with microcontroller through photoelectric isolating circuit IV, and said relay comprises main relay, AIR COND RLY Air Conditioner Relay, DC/DC relay and duplicate relay.
Further, also comprise communication interface, an end of said communication interface is electrically connected with microcontroller.
The vehicle control unit of electric vehicle of the utility model, simple in structure, can manage, coordinate and monitor each link of electric powered motor chain, to improve the car load energy utilization efficiency, guarantee safety and reliability.This entire car controller is gathered the driver driving signal; Obtain motor and battery system information through the CAN bus; Analyze and computing, provide electric machine control and battery management instruction, realize car load drive controlling, energy-optimised control and feedback braking control through the CAN bus.This entire car controller also has the integrative instrument interface function, can show whole vehicle state information; Possess perfect trouble diagnosing and processing capacity; Have car load gateway and Network Management Function.
Other advantages, target and the characteristic of the utility model will be set forth in specification sheets subsequently to a certain extent; And to a certain extent; Based on being conspicuous to those skilled in the art, perhaps can from the practice of the utility model, obtain instruction to investigating of hereinafter.The target of the utility model and other advantages can realize and obtain through following specification sheets and claims.
Description of drawings
Fig. 1 shows the structural representation of vehicle control unit of electric vehicle.
The specific embodiment
Below will carry out detailed description to the preferred embodiment of the utility model.Should be appreciated that preferred embodiment has been merely explanation the utility model, rather than in order to limit the protection domain of the utility model.
Referring to Fig. 1; The vehicle control unit of electric vehicle of present embodiment; Comprise microcontroller and peripheral circuit thereof, analog quantity modulate circuit, CAN EBI and communication interface; One end of said CAN EBI is electrically connected with microcontroller through photoelectric isolating circuit; The other end of said CAN EBI is electrically connected with electric machine controller, battery controller, vehicle body communication node and vehicle body monitor node; Said analog quantity modulate circuit is used for the level conversion and the integer of switch input, sends to microcontroller behind the analog signal conditioning of reception accelerator pedal sensor and brake pedal sensor, and microcontroller sends to electric machine controller with control signal through the CAN EBI.One end of said communication interface is electrically connected with microcontroller, and other relevant devices of the other end and vehicle body are electrically connected.
The peripheral circuit of said microcontroller comprises memory device, EEPROM and power module; Said memory device, EEPROM and power module are electrically connected with microcontroller respectively; Said memory device is used for stored programme and data; Said EEPROM is used to write down the relevant information and the failure message of car load electric-control system, and said power module can be each input and output module insulating power supply is provided, and battery tension is monitored.
Said vehicle control unit of electric vehicle also comprises the switching value modulate circuit, and said switching value modulate circuit is used for receiving key amount signal, sends to microcontroller after the processing.Said switching value modulate circuit is electrically connected with microcontroller through photoelectric isolating circuit, and said switching value signal is sent by charge switch, startup key, air conditioning switch, mode switch, brake pedal switch and car speed sensor.
Said vehicle control unit of electric vehicle also comprises the instrument drive circuit, and said instrument drive circuit is used to receive the gauge control signal of microcontroller and drive auto meter.Said instrument drive circuit is electrically connected with microcontroller through photoelectric isolating circuit, and said auto meter comprises motor speed instrument, speed of a motor vehicle instrument, battery SOC dump energy instrument and fault-indicating lamp.
Said vehicle control unit of electric vehicle also comprises relay drive circuit, and said relay drive circuit is used to receive the relay control signal of microcontroller and drives relay.Said relay drive circuit is electrically connected with microcontroller through photoelectric isolating circuit, and said relay comprises main relay, AIR COND RLY Air Conditioner Relay, DC/DC relay and duplicate relay.
Explanation is at last; Above embodiment is only unrestricted in order to the technical scheme of explanation the utility model; Although with reference to preferred embodiment the utility model is specified, those of ordinary skill in the art should be appreciated that and can make amendment or be equal to replacement the technical scheme of the utility model; And not breaking away from the aim and the scope of present technique scheme, it all should be encompassed in the middle of the claim scope of the utility model.
Claims (10)
1. vehicle control unit of electric vehicle; It is characterized in that: comprise microcontroller and peripheral circuit thereof, analog quantity modulate circuit and CAN EBI; Send to microcontroller behind the analog signal conditioning of said analog quantity modulate circuit reception accelerator pedal sensor and brake pedal sensor, microcontroller sends to electric machine controller with control signal through the CAN EBI.
2. vehicle control unit of electric vehicle according to claim 1; It is characterized in that: the peripheral circuit of microcontroller comprises memory device, EEPROM and power module, and said memory device, EEPROM and power module are electrically connected with microcontroller respectively.
3. vehicle control unit of electric vehicle according to claim 1; It is characterized in that: an end of said CAN EBI is electrically connected with microcontroller through photoelectric isolating circuit I, and the other end of said CAN EBI also is electrically connected with battery controller, vehicle body communication node and vehicle body monitor node.
4. according to each described vehicle control unit of electric vehicle in the claim 1 to 3; It is characterized in that: said vehicle control unit of electric vehicle also comprises the switching value modulate circuit; Said switching value modulate circuit is used for receiving key amount signal, sends to microcontroller after the processing.
5. vehicle control unit of electric vehicle according to claim 4; It is characterized in that: said switching value modulate circuit is electrically connected with microcontroller through photoelectric isolating circuit II, and said switching value signal is sent by charge switch, startup key, air conditioning switch, mode switch, brake pedal switch and car speed sensor.
6. according to each described vehicle control unit of electric vehicle in the claim 1 to 3; It is characterized in that: said vehicle control unit of electric vehicle also comprises the instrument drive circuit, and said instrument drive circuit is used to receive the gauge control signal of microcontroller and drive auto meter.
7. vehicle control unit of electric vehicle according to claim 6; It is characterized in that: said instrument drive circuit is electrically connected with microcontroller through photoelectric isolating circuit III, and said auto meter comprises motor speed instrument, speed of a motor vehicle instrument, battery dump energy instrument and fault-indicating lamp.
8. according to each described vehicle control unit of electric vehicle in the claim 1 to 3; It is characterized in that: said vehicle control unit of electric vehicle also comprises relay drive circuit, and said relay drive circuit is used to receive the relay control signal of microcontroller and drives relay.
9. vehicle control unit of electric vehicle according to claim 8; It is characterized in that: said relay drive circuit is electrically connected with microcontroller through photoelectric isolating circuit IV, and said relay comprises main relay, AIR COND RLY Air Conditioner Relay, DC/DC relay and duplicate relay.
10. according to each described vehicle control unit of electric vehicle in the claim 1 to 3, it is characterized in that: also comprise communication interface, an end of said communication interface is electrically connected with microcontroller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205740127U CN202480902U (en) | 2011-12-31 | 2011-12-31 | Vehicle control unit for electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205740127U CN202480902U (en) | 2011-12-31 | 2011-12-31 | Vehicle control unit for electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202480902U true CN202480902U (en) | 2012-10-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205740127U Expired - Fee Related CN202480902U (en) | 2011-12-31 | 2011-12-31 | Vehicle control unit for electric vehicle |
Country Status (1)
| Country | Link |
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| CN (1) | CN202480902U (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103640534A (en) * | 2013-12-19 | 2014-03-19 | 西华大学 | Complete car control system of formula student full electrical sports car |
| CN104802656A (en) * | 2014-01-29 | 2015-07-29 | 陕西汽车集团有限责任公司 | Electric car controller integrating battery management and complete car control functions |
| CN105196891A (en) * | 2015-09-10 | 2015-12-30 | 江苏大学 | System and method for controlling general type electric chassis adopting drive-by-wire technology and used for facility agriculture |
| CN106627154A (en) * | 2016-10-21 | 2017-05-10 | 深圳市沃特玛电池有限公司 | Electric car and host thereof |
| CN106740585A (en) * | 2017-01-24 | 2017-05-31 | 沈阳工业大学 | CAN Bus in Electric entire car controller |
| CN107244248A (en) * | 2017-06-16 | 2017-10-13 | 山东建筑大学 | A kind of whole-control system of real time high-speed Ethernet |
| CN109050443A (en) * | 2018-08-27 | 2018-12-21 | 郑州日产汽车有限公司 | Pure electric automobile automotive grade entire car controller |
| WO2020103274A1 (en) * | 2018-11-23 | 2020-05-28 | 北斗航天汽车（北京）有限公司 | Vehicle control unit for battery electric vehicle and vehicle control method |
| CN112572395A (en) * | 2020-12-28 | 2021-03-30 | 徐州徐工汽车制造有限公司 | Brake signal conversion device and method, automobile and controller |
| CN109050443B (en) * | 2018-08-27 | 2024-04-05 | 郑州日产汽车有限公司 | Automobile-level whole automobile controller for pure electric automobile |
-
2011
- 2011-12-31 CN CN2011205740127U patent/CN202480902U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103640534A (en) * | 2013-12-19 | 2014-03-19 | 西华大学 | Complete car control system of formula student full electrical sports car |
| CN104802656A (en) * | 2014-01-29 | 2015-07-29 | 陕西汽车集团有限责任公司 | Electric car controller integrating battery management and complete car control functions |
| CN104802656B (en) * | 2014-01-29 | 2017-04-26 | 陕西汽车集团有限责任公司 | Electric car controller integrating battery management and complete car control functions |
| CN105196891A (en) * | 2015-09-10 | 2015-12-30 | 江苏大学 | System and method for controlling general type electric chassis adopting drive-by-wire technology and used for facility agriculture |
| CN105196891B (en) * | 2015-09-10 | 2017-10-20 | 江苏大学 | A kind of universal electric chassis control system of the industrialized agriculture of wire control technology and its method |
| CN106627154A (en) * | 2016-10-21 | 2017-05-10 | 深圳市沃特玛电池有限公司 | Electric car and host thereof |
| CN106740585A (en) * | 2017-01-24 | 2017-05-31 | 沈阳工业大学 | CAN Bus in Electric entire car controller |
| CN107244248A (en) * | 2017-06-16 | 2017-10-13 | 山东建筑大学 | A kind of whole-control system of real time high-speed Ethernet |
| CN109050443A (en) * | 2018-08-27 | 2018-12-21 | 郑州日产汽车有限公司 | Pure electric automobile automotive grade entire car controller |
| CN109050443B (en) * | 2018-08-27 | 2024-04-05 | 郑州日产汽车有限公司 | Automobile-level whole automobile controller for pure electric automobile |
| WO2020103274A1 (en) * | 2018-11-23 | 2020-05-28 | 北斗航天汽车（北京）有限公司 | Vehicle control unit for battery electric vehicle and vehicle control method |
| CN112572395A (en) * | 2020-12-28 | 2021-03-30 | 徐州徐工汽车制造有限公司 | Brake signal conversion device and method, automobile and controller |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Chongqing Ruichi Auto Industrial Co., Ltd. Assignor: Chongqing Xiaokang Industry Group Co., Ltd. Contract record no.: 2012500000092 Denomination of utility model: Testing method in circuit of battery electric vehicle vehicle-control unit model Granted publication date: 20121010 License type: Exclusive License Record date: 20121203 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121010 Termination date: 20201231 |