CN101898544A - Control system for keyless safety starting of electric vehicle, system and control method thereof - Google Patents
Control system for keyless safety starting of electric vehicle, system and control method thereof Download PDFInfo
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- CN101898544A CN101898544A CN2009101077635A CN200910107763A CN101898544A CN 101898544 A CN101898544 A CN 101898544A CN 2009101077635 A CN2009101077635 A CN 2009101077635A CN 200910107763 A CN200910107763 A CN 200910107763A CN 101898544 A CN101898544 A CN 101898544A
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- 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
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/40—Application of hydrogen technology to transportation, e.g. using fuel cells
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Abstract
The invention provides a control system for keyless safety starting of an electric vehicle. The control system comprises a vehicle body control module, a battery management module and a power battery module, wherein the vehicle body control module detects and judges whether a starting condition signal meets the safety starting requirement of a motor and transmits a starting confirmation request to the battery management module when the starting condition signal completely meets the safety starting requirement; and the battery management module controls the power battery module to supply power to the motor according to the starting confirmation request. The control system for the keyless safety starting of the electric vehicle improves the starting stability, has the characteristics of low cost and high universality and also improves the stability for the operation of the electric vehicle. The invention also provides a keyless safety starting system for the electric vehicle and a control method for the keyless safety starting of the electric vehicle.
Description
Technical field
The present invention relates to a kind of control method of control system, keyless safety starting of electric vehicle system and keyless safety starting of electric vehicle of keyless safety starting of electric vehicle.
Background technology
The keyless safety starting system has been widely used in the fuel vehicle, the new selection of traditional as an alternative ignition key and ignition lock, and chaufeur only need be pressed start button or switch, can finish engine starting.It is easy to operate, safety, fashion, more meets the intelligentized trend of vehicle electronics, has begun to be widely used in the domestic and international intermediate car.
In recent years, in order to reduce energy resource consumption and the environmental pollution that fuel vehicle brings, battery-driven car fast development.Yet, the starting of battery-driven car and fuel vehicle have comparatively significantly difference, fuel vehicle can be judged the situation of starting by the sound of driving engine feedback, and battery-driven car offers motor power by electrokinetic cell, because sound is very little during motor rotation, almost can ignore, so not too suitable as the foundation of judging startup with sound; Therefore how the starting of the control battery-driven car of safety and stability becomes the problem that each automobile vendor still needs and will study.
Therefore, how under the prerequisite of no key intelligent starting vehicle, it is the technical matters that faces solution at present that a kind of keyless safety starting cheaply is provided.
Summary of the invention
Purpose of the present invention is intended to solve the problem of controlling the battery-driven car starting how with security and stability.
For this reason, the present invention proposes a kind of control method of control system, keyless safety starting of electric vehicle system and keyless safety starting of electric vehicle of keyless safety starting of electric vehicle.
According to an aspect of the present invention, the present invention proposes a kind of control system of keyless safety starting of electric vehicle, comprises Body control module, battery management module, power battery module; Described Body control module, detection also judges whether the starting conditions signal meets the safe starting requirement of motor; When all meeting the safe starting requirement, described starting conditions signal sends the initiated innovation request to described battery management module; Described battery management module is powered to motor according to described initiated innovation request control power battery module.
According to a further aspect in the invention, the present invention proposes a kind of keyless safety starting of electric vehicle system, comprises Body control module, battery management module, starter button, brake pedal, gear controller, power battery module; Described starter button sends the push button start signal to described Body control module; Described brake pedal sends speed-slackening signal to described Body control module; Described gear controller sends the neutral gear signal to described Body control module; Described Body control module judges whether described push button start signal, speed-slackening signal, neutral gear signal meet the safe starting requirement of motor; When all meeting the safe starting requirement, described signal sends the initiated innovation request to described battery management module; Described battery management module is powered to motor according to described initiated innovation request control power battery module.In accordance with a further aspect of the present invention, the present invention proposes a kind of keyless safety starting,
In accordance with a further aspect of the present invention, the present invention proposes a kind of control method of keyless safety starting of electric vehicle, may further comprise the steps: utilize the Body control module detection and judge whether the starting conditions signal meets the safe starting requirement of motor, and when described starting conditions signal all meets the safe starting requirement, send the initiated innovation request to battery management module; Described battery management module is according to the power supply of described initiated innovation request control power battery module.
Keyless safety starting of electric vehicle control system provided by the invention and control method thereof are utilized Body control module to detect and are judged whether the starting conditions signal meets the safe starting requirement of motor, and with the initiated innovation request send to battery management module with control power battery module power supply, improve the stability that starts, have the characteristics of low-cost and high universalizable.
Keyless safety starting of electric vehicle provided by the invention system utilizes Body control module to detect and judges whether described push button start signal, speed-slackening signal, neutral gear signal meet the safe starting requirement of motor, and the initiated innovation request sent to the power supply of battery management module with the control power battery module, the stability and the safety that improve to start.
Aspect that the present invention adds and advantage part in the following description provide, and part will become obviously from the following description, or recognize by practice of the present invention.
Description of drawings
Fig. 1 is the structural representation of keyless safety starting of electric vehicle a kind of embodiment of system of the present invention;
Fig. 2 is the flow chart of steps of a kind of embodiment of control method of keyless safety starting of electric vehicle of the present invention.
The specific embodiment
Describe embodiments of the invention below in detail, the example of described embodiment is shown in the drawings, and wherein identical from start to finish or similar label is represented identical or similar elements or the element with identical or similar functions.Below by the embodiment that is described with reference to the drawings is exemplary, only is used to explain the present invention, and can not be interpreted as limitation of the present invention.
Fig. 1 is the structural representation of keyless safety starting of electric vehicle a kind of embodiment of system of the present invention.
In keyless safety starting of electric vehicle of the present invention system, include the keyless safety starting control system, control with keyless safety starting battery-driven car.As shown in Figure 1, the safe starting control system comprises Body control module 1 and battery management module 2.
The start mode of motor safety is that the gear selecting operating handle need place P gear or N gear (neutral position) among the present invention, and steps on brake pedal.Accordingly, aforesaid operations can trigger and provide speed-slackening signal and neutral gear signal.In the embodiment shown in fig. 1, the neutral gear signal is issued Body control module 1 by gear controller 3, and speed-slackening signal offers Body control module 1 by brake pedal 4.Except that aforesaid operations is finished, also need to provide a cranking signal by the equipment of button or other handled easilies, with to the current starting that needs to carry out battery-driven car of Body control module 1 expression, determine starting state.In the illustrated embodiment, send the push button start signal by starter button 5.It is pointed out that the push button start signal is not limited to by pressing button here sends cranking signal, also can not need the parts of key and handled easily to provide by for example spurring or stir etc.
Therefore, Body control module 1 at first needs to detect whether receive these signals, and judges whether these signals all meet start request.In the present embodiment, the starting conditions signal can also comprise Intelligent key authentication signal, carries out legitimate verification with further checking vehicle launch operator or Intelligent key holder's identity, to guarantee the safety of starting.At this moment, the keyless safety starting control system also comprises no key control module 6, no key control module 6 drives no key antenna 7 according to the push button start signal and sends authentication information, and carries out the identities match checking of Intelligent key 8, detects the legitimacy of Intelligent key.No key control module 6 sends the authentication signal of Intelligent key according to predetermined identity information matches testing result in Intelligent key and the system to Body control module 1.
The authentication signal of Intelligent key comprises the information of predetermined identity information matches in Intelligent key and the system, unmatched information or the detection information less than Intelligent key.Therefore, Body control module 1 can judge according to the authentication signal that no key control module 6 sends whether this authentication signal satisfies the necessary condition of starting.
Carry out signal and communication by the CAN network between above-mentioned Body control module 1, battery management module 2, the no key control module 6.
When Body control module 1 comprises that in judgement all starting conditions signals of the authentication signal of push button start signal, speed-slackening signal and neutral gear signal and Intelligent key all meet safe starting and require, then send the initiated innovation request, give motor 10 power supplies by battery management module 2 control power battery modules 9 to battery management module 2.In the present embodiment, described power battery module 9 comprise electrokinetic cell 91 and with the electric capacity 92 of motor parallel, after described battery management module 2 received the initiated innovation request signal that Body control module 1 sends, 91 pairs of electric capacity 92 of control electrokinetic cell charged.Because the high-tension current that electrokinetic cell provides directly damages motor easily to the motor power supply, so earlier the electric capacity with motor parallel is carried out preliminary filling, the method can be slowed down the influence that high pressure brings motor.
Should be noted in the discussion above that then Body control module 1 will no longer respond, and promptly can not send the initiated innovation request if in the above-mentioned starting conditions signal one or the multinomial safe starting requirement that does not meet motor are arranged.For example, when Body control module 1 does not detect the neutral gear signal (gear is not when P shelves or N shelves), Body control module 1 will no longer respond, and can not send the initiated innovation request to battery management module 2.
Described battery management module 2 also comprises starting feedback module (not indicating among the figure);
Described starting feedback module judges whether the voltage at electric capacity 92 two ends has reached predetermined value within a certain period of time, if reach, judges that then the electric capacity preliminary filling finishes, and sends the starting successful information to Body control module 2; If do not reach, then judge not success of starting, send start fail information to Body control module 2; Whether 2 of described Body control modules are provided with the vehicle body state according to described starting successful information or start fail information, and inform driver's successfully starting by the light on and off of indicator lamp in the control car.Utilize described starting feedback module, the driver can the very direct starting state of recognizing battery-driven car, is convenient to driver's other operation and fault judgement.
In the present embodiment, carry out signal and communication by the CAN network between Body control module 1, battery management module 2, the no key control module 6.Body control module 1 needs control safe starting corresponding components of the present invention, and therefore the integration of various parts control is by focusing on the Body control module 1.For make Body control module 1 realize better and no key control module 6 and battery management module 2 between signal and communication, can adopt the CAN In-vehicle networking between them.The CAN network-bus is a kind of many main station controllers of serial local area network bus, is the serial communication network of distributed control of a kind of effective support or real-time control, and has traffic rate height, good reliability and lower-price characteristic.
In addition, as shown in Figure 1, the control system combined with intelligent key 8 of keyless safety starting of the present invention, with Intelligent key 8 cooresponding starter buttoies 5, no key control module 6, no key antenna 7, brake pedal 4, gear controller 3, then constituted the system of keyless safety starting of electric vehicle of the present invention.Starter button 5 and Intelligent key 8 corresponding being meant, send cranking signal by starter button 5 to Body control module 1,1 of Body control module sends authentication request according to this cranking signal to no key control module 6, to carry out the authentication of Intelligent key 8.That is, starter button 5 also is used to trigger the authentication of Intelligent key except sending the push button start signal, to guarantee the keyless safety starting of battery-driven car.
Below, please refer to Fig. 2, Fig. 2 has provided the steps flow chart of the control method of keyless safety starting of electric vehicle of the present invention.
At first, Body control module detects and judges whether the starting conditions signal meets the safe starting requirement of motor, and sends the initiated innovation request to battery management module when meeting the safe starting requirement.
Described starting conditions signal comprises push button start signal, Intelligent key authentication signal, speed-slackening signal and neutral gear signal.
At this moment, the start mode of safety is that the gear selecting operating handle need place P gear or N gear (neutral position), steps on brake pedal; Aforesaid operations can trigger and provide speed-slackening signal and neutral gear signal.
Except that aforesaid operations is finished, also need to provide a cranking signal by the equipment of button or other handled easilies, carry out the starting of battery-driven car to represent current needs to Body control module, and send seeking of Intelligent key made a thorough investigation of to Body control module and ask.In the present embodiment, send the push button start signal by starter button.
At this moment, Body control module sends authentication request according to the push button start signal to no key control module.No key control module drives no key sky alignment Intelligent key according to the authentication request that receives and sends authentication information, and carries out the identities match checking of Intelligent key by no key control module, detects the legitimacy of Intelligent key.No key control module sends the authentication signal of Intelligent key according to predetermined identity information matches testing result in Intelligent key and the system to Body control module.
The authentication signal of Intelligent key comprises the information of predetermined identity information matches in Intelligent key and the system, unmatched information or the detection letter information less than Intelligent key.Therefore, Body control module can judge according to the authentication signal that no key control module sends whether this authentication signal satisfies the necessary condition of starting.By the Intelligent key authentication, can verify further that the start-up function person of battery-driven car or Intelligent key holder's identity carry out legitimate verification, guarantee the safety of starting.
Should be noted in the discussion above that then Body control module will no longer respond, and promptly can not send the initiated innovation request if in the above-mentioned starting conditions signal one or the multinomial safe starting requirement that does not meet motor are arranged.For example, when Body control module does not detect the neutral gear signal (gear is not when P shelves or N shelves), Body control module will no longer respond, and can not send the initiated innovation request to battery management module.
Secondly, when Body control module when judging that all starting conditions signals all meet the safe starting requirement, then send the initiated innovation request to battery management module, battery management module is then controlled power battery module and is powered to motor.
In the present embodiment, described power battery module comprise electrokinetic cell and with the electric capacity of motor parallel, after described battery management module received the initiated innovation request signal that Body control module sends, the control electrokinetic cell charged to electric capacity.
Once more, can also comprise the steps: to judge by the starting feedback module of battery management module whether the voltage at electric capacity two ends has reached predetermined value within a certain period of time, if reach, judge that then the electric capacity preliminary filling finishes, and send the starting successful information to Body control module; If do not reach, then judge not success of starting, send start fail information to Body control module; Whether described Body control module then according to described starting successful information or start fail information, is provided with the vehicle body state, and inform driver's successfully starting by the light on and off of indicator lamp in the control car.
Utilize described starting feedback module, the driver can the very direct starting state of recognizing battery-driven car, is convenient to driver's other operation and fault judgement.
In the present embodiment, Body control module, battery management module and do not have between the key control module and carry out signal and communication by the CAN network, with the serial communication network that the distributed control of a kind of effective support is provided or controls in real time, realize the signal and communication between Body control module and no key control module and the battery management module better.
And the employing Body control module can be realized the communication between Intelligent key and the starter button easily, integrates control.In addition, Body control module not only realize in conjunction with the CAN In-vehicle networking and vehicle interior major control element between the two-forty communication, the also corresponding problem such as the complexity of controlling cost and connect up that reduced when improving vehicle riding comfort also.
Although illustrated and described embodiments of the invention, for the ordinary skill in the art, be appreciated that without departing from the principles and spirit of the present invention and can carry out multiple variation, modification, replacement and modification that scope of the present invention is by claims and be equal to and limit to these embodiment.
Claims (18)
1. the control system of a keyless safety starting of electric vehicle is characterized in that, described control system comprises Body control module, battery management module, power battery module;
Described Body control module, detection also judges whether the starting conditions signal meets the safe starting requirement of motor; When all meeting the safe starting requirement, described starting conditions signal sends the initiated innovation request to described battery management module;
Described battery management module is powered to motor according to described initiated innovation request control power battery module.
2. the control system of keyless safety starting of electric vehicle as claimed in claim 1 is characterized in that, described starting conditions signal comprises push button start signal, speed-slackening signal and neutral gear signal.
3. the control system of keyless safety starting of electric vehicle as claimed in claim 2 is characterized in that, described starting conditions signal also comprises Intelligent key authentication signal.
4. the control system of keyless safety starting of electric vehicle as claimed in claim 3, it is characterized in that, also comprise no key control module, described no key control module drives no key antenna transmission authentication information according to described push button start signal, and carry out the identities match checking of Intelligent key, to send described Intelligent key authentication signal to Body control module.
5. the control system of keyless safety starting of electric vehicle as claimed in claim 4 is characterized in that, carries out signal and communication by the CAN network between described Body control module, battery management module, the no key control module.
6. the control system of keyless safety starting of electric vehicle as claimed in claim 1, it is characterized in that, described power battery module comprise electrokinetic cell and with the electric capacity of motor parallel, after described battery management module received the initiated innovation request signal that Body control module sends, the control electrokinetic cell charged to electric capacity.
7. a keyless safety starting of electric vehicle system is characterized in that, comprises Body control module, battery management module, starter button, brake pedal, gear controller, power battery module;
Described starter button sends the push button start signal to described Body control module;
Described brake pedal sends speed-slackening signal to described Body control module;
Described gear controller sends the neutral gear signal to described Body control module;
Described Body control module judges whether described push button start signal, speed-slackening signal, neutral gear signal meet the safe starting requirement of motor; When all meeting the safe starting requirement, described signal sends the initiated innovation request to described battery management module;
Described battery management module is powered to motor according to described initiated innovation request control power battery module.
8. keyless safety starting of electric vehicle as claimed in claim 7 system is characterized in that, also comprise no key antenna, no key control module and with the corresponding Intelligent key of described starter button.
Described no key control module drives described no key antenna transmission authentication information according to described push button start signal, carry out the identities match checking of described Intelligent key, and matching result is converted into Intelligent key authentication signal sends to Body control module.
9. keyless safety starting of electric vehicle as claimed in claim 7 system is characterized in that, carries out signal and communication by the CAN network between described Body control module, battery management module, the no key control module.
10. keyless safety starting of electric vehicle as claimed in claim 7 system, it is characterized in that, described power battery module comprise electrokinetic cell and with the electric capacity of motor parallel, after described battery management module received the initiated innovation request signal that Body control module sends, the control electrokinetic cell charged to electric capacity.
11. keyless safety starting of electric vehicle as claimed in claim 10 system is characterized in that described battery management module also comprises the starting feedback module;
Described starting feedback module judges whether the voltage at electric capacity two ends has reached predetermined value within a certain period of time, if reach, judges that then the electric capacity preliminary filling finishes, and sends the starting successful information to Body control module; If do not reach, then judge not success of starting, send start fail information to Body control module; Whether described Body control module then according to described starting successful information or start fail information, is provided with the vehicle body state, and inform driver's successfully starting by the light on and off of indicator lamp in the control car.
12. the control method of a keyless safety starting of electric vehicle is characterized in that, may further comprise the steps:
Utilize the Body control module detection and judge whether the starting conditions signal meets the safe starting requirement of motor, and when described starting conditions signal all meets the safe starting requirement, send the initiated innovation request to battery management module;
Described battery management module is powered to motor according to described initiated innovation request control power battery module.
13. the control method of keyless safety starting of electric vehicle as claimed in claim 12 is characterized in that, described starting conditions signal comprises push button start signal, speed-slackening signal and neutral gear signal.
14. the control method of keyless safety starting of electric vehicle as claimed in claim 13 is characterized in that, described starting conditions signal also comprises Intelligent key authentication signal.
15. the control method of keyless safety starting of electric vehicle as claimed in claim 14 is characterized in that, and is further comprising the steps of:
Described no key control module drives described no key antenna transmission authentication information according to described push button start signal, carry out the identities match checking of described Intelligent key, and matching result is converted into Intelligent key authentication signal sends to Body control module.
16. the control method of keyless safety starting of electric vehicle as claimed in claim 15 is characterized in that, carries out signal and communication by the CAN network between described Body control module, described battery management module, the described no key control module.
17. the control method of keyless safety starting of electric vehicle as claimed in claim 12 is characterized in that, described power battery module comprise electrokinetic cell and with the electric capacity of motor parallel.
18. the control method of keyless safety starting of electric vehicle as claimed in claim 17 is characterized in that, also comprises the steps:
Whether the voltage of judging the electric capacity two ends by the starting feedback module of battery management module has reached predetermined value within a certain period of time, if reach, judges that then the electric capacity preliminary filling finishes, and sends the starting successful information to Body control module; If do not reach, then judge not success of starting, send start fail information to Body control module; Whether described Body control module then according to described starting successful information or start fail information, is provided with the vehicle body state, and inform driver's successfully starting by the light on and off of indicator lamp in the control car.
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| CN2009101077635A CN101898544B (en) | 2009-05-27 | 2009-05-27 | Control system, system and control method for keyless safety starting of electric vehicle |
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| CN2009101077635A CN101898544B (en) | 2009-05-27 | 2009-05-27 | Control system, system and control method for keyless safety starting of electric vehicle |
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| CN102642519A (en) * | 2012-05-07 | 2012-08-22 | 南通儒尚电动车科技有限公司 | Misoperation prevention monitoring and controlling system of electric vehicle |
| CN102862549A (en) * | 2011-07-04 | 2013-01-09 | 上海华普汽车有限公司 | Starting system and starting method without keys |
| CN103010160A (en) * | 2013-01-18 | 2013-04-03 | 北京汽车股份有限公司 | Vehicle anti-theft method as well as system and vehicle |
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| CN103679863B (en) * | 2012-09-25 | 2016-09-07 | 比亚迪股份有限公司 | A kind of key-free vehicle door control system and control method thereof |
| CN103679863A (en) * | 2012-09-25 | 2014-03-26 | 比亚迪股份有限公司 | Key-free vehicle door control system and control method thereof |
| CN103863136A (en) * | 2012-12-17 | 2014-06-18 | 通用汽车环球科技运作有限责任公司 | Variable pem fuel cell system start time to optimize system efficiency and performance |
| CN103863136B (en) * | 2012-12-17 | 2016-08-17 | 通用汽车环球科技运作有限责任公司 | The variable PEM fuel cell system optimizing system effectiveness and performance starts the time |
| CN103010160A (en) * | 2013-01-18 | 2013-04-03 | 北京汽车股份有限公司 | Vehicle anti-theft method as well as system and vehicle |
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| CN101898544B (en) | 2012-05-02 |
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