CN206749792U - A kind of pure electric automobile driving cycle discriminating gear - Google Patents
A kind of pure electric automobile driving cycle discriminating gear Download PDFInfo
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- CN206749792U CN206749792U CN201720559068.2U CN201720559068U CN206749792U CN 206749792 U CN206749792 U CN 206749792U CN 201720559068 U CN201720559068 U CN 201720559068U CN 206749792 U CN206749792 U CN 206749792U
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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
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- 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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Abstract
The utility model discloses a kind of pure electric automobile driving cycle discriminating gear, the system includes signal acquisition module, judges decision-making module and signal output module.Wherein signal acquisition module is responsible for collection vehicle status signal, and Vehicular status signal is passed into judgement decision-making module；Judge that decision-making module is responsible for handling the Vehicular status signal received, determine the driving cycle information of vehicle, and by this information transfer to signal output module；The work information that vehicle travels is exported and travelled to entire car controller, entire car controller according to the signal control vehicle received in corresponding state by signal output module.Using the pure electric automobile driving cycle judgement system, it may be such that the switching between vehicle driving-cycle more smoothes out, decision logic is more reasonable, can more accurately reflect the intention of driver, with more versatility and reusability.
Description
Technical field
Vehicle Engineering, more particularly to energy-conservation and new-energy automobile technology are the utility model is related to, is referred specifically to a kind of pure
Electric Vehicles Driving Cycle discriminating gear.
Background technology
It is to ensure energy security, environmental protection and realize that auto industry continues health to greatly develop new-energy automobile technology
The effective way of development.New-energy automobile mainly includes pure electric automobile（EV）, plug-in hybrid-power automobile（PHEV）And combustion
Expect battery car（FCEV）, wherein pure electric automobile is used as energy using vehicle mounted dynamic battery as energy storage device, using motor
Conversion equipment driving vehicle traveling.
By infrastructure constructions such as the relatively low, charging stations of current driving force battery energy density, seriously the factor such as hysteresis is limited,
The use environment of pure electric automobile is focusing more on city.Urban traffic conditions are complicated, and congestion in road, vehicle needs continually to open
Stop, acceleration and deceleration, the switching between the driving cycle such as then start to walk, drive, sliding can seem very frequent.Therefore, reasonable definition,
Operating condition residing for correct identification vehicle, the switching between each operating condition of timely processing is significant, is related to the behaviour of vehicle
Control property, ride comfort even security.
At present, the driving cycle of pure electric automobile is often divided into starting, driving, limping, idle running isotype in engineering, made
The operating mode residing for vehicle is judged with signals such as key switch, gear, battery SOC, accelerator pedal and brake pedals.In the presence of
Driving cycle division is single, and the judgment condition of operating mode is simple, it is difficult to the problems such as ensureing reliability.
The content of the invention
The problem of in order to overcome prior art to exist, the utility model solve technical scheme used by its technical problem
It is：A kind of pure electric automobile driving cycle discriminating gear.
Wherein described pure electric automobile is the pure electric automobile with R N D tetra- gears of L, and it is mainly characterized by, described
System includes：
Signal acquisition module, it is used for collection vehicle status signal, and Vehicular status signal is passed into judgement decision model
Block；
Judge decision-making module, it is used to carry out judgement processing to the signal received, and the signal after processing is passed to
Signal output module；
Signal output module, it is used to export the result of signal transacting to entire car controller, and entire car controller is according to receipts
The order control vehicle arrived is travelled in different conditions.
Wherein, the signal acquisition module includes：
Key switch signal acquisition module, it is used to gather key switch signal；
GES acquisition module, it is used to gather GES；
Brake pedal signal acquisition module, it is used to gather brake pedal signal；
Shift signal acquisition module, it is used to gather shift signal；
Accelerator pedal signal acquisition module, it is used to gather accelerator pedal signal；
Battery SOC signal acquisition module, it is used to gather battery SOC signal；
Entire car controller driving allows signal acquisition module, and it is used to gather entire car controller driving permission signal.
Further, the judgement decision-making module receives Vehicular status signal, and judges to patrol according to corresponding driving cycle
Collect the driving cycle residing for judgement vehicle；
Wherein, the driving cycle includes：Prepare operating mode, start operating performance, the operating mode that starts to walk automatically, drive operating mode, slide work
Condition, astern condition；
The preparation operating mode stops for vehicle, and entire car controller is in lower electric state；
The start operating performance is electricity completion on entire car controller and each electric equipment of vehicle, self-test by preparing traveling
State；
The automatic starting operating mode is that vehicle is in forward gear or low gear, and brake pedal and accelerator pedal unclamp, speed
It is zero but the operating mode of automatic starting crawling will be realized.
The driving operating mode is that vehicle is in forward gear or low gear, the operating mode of driver's bend the throttle；
The coasting mode is not zero for speed, and motor exports without torque, and the operating mode that driver inputs without accelerator pedal；
The astern condition is that vehicle is in reverse gear shift, and brake pedal and accelerator pedal unclamp, and vehicle prepares sternway
State.
Further, each signal acquisition module is communicated between decision-making module with judging by CAN.
Further, decision-making module is judged when judging vehicle driving-cycle, always since being prepared operating mode.If meet work
Condition switching condition, then vehicle be switched to new driving cycle；If being unsatisfactory for the condition of operating mode switching, stoppage of vehicle is in former work
Condition；
Wherein, the condition of the operating mode switching, refer both to enter condition or the driver's needs that the operating mode vehicle needs to have
The operation of progress, rather than have been introduced into the state of a certain operating mode rear vehicle.
Further, the operating mode switching that can be processed includes：Prepare operating mode to the switching of start operating performance, start operating performance extremely
The switching of automatic starting operating mode, the operating mode that starts to walk automatically are to driving the switching of operating mode, the switching of driving operating mode to coasting mode, start
Operating mode to the switching of astern condition, the switching of coasting mode to automatic starting operating mode, start operating performance extremely drives switching, being sliding for operating mode
Row operating mode extremely drives the switching of operating mode, starting to the switching of start operating performance, the switching of astern condition to start operating performance, coasting mode
Operating mode is to the switching of start operating performance, start operating performance to the switching for preparing operating mode；
Switching between rest working conditions is not processed without practical significance.
The beneficial effects of the utility model are, the utility model be directed to R N D tetra- gears of L pure electric automobile
It is proposed that a kind of brand-new, more complete, rational driving cycle of logic judges system.The system is believed by receiving vehicle-state
Breath, and the driving cycle with reference to residing for the running status of Current vehicle carrys out comprehensive descision vehicle, vehicle working condition is then exported in time
Information can control vehicle to run on different conditions to entire car controller, entire car controller according to this information.
The intention of driver can be reflected fully, in time by the system, vehicle can be achieved between each operating condition
Smooth-going switching, while can also avoid in prior art means that operating mode division is single, operating mode switching condition is simple, reliability is peaceful
Pliable the problems such as being difficult to ensure that.
Brief description of the drawings
The utility model is further illustrated with specific embodiment party rule below in conjunction with the accompanying drawings, accompanying drawing is only used for expression and provided
Body embodiment, and be not considered as to limitation of the present utility model.
Fig. 1 is according to pure electric automobile driving cycle judgement system schematic diagram of the present utility model；
Fig. 2 is according to pure electric automobile driving cycle switch logic decision flow chart of the present utility model.
Embodiment
The illustrative embodiments of the disclosure are more fully described below with reference to accompanying drawings.Although this public affairs is shown in accompanying drawing
The illustrative embodiments opened, it being understood, however, that may be realized in various forms the disclosure without the reality that should be illustrated here
The mode of applying is limited.Conversely, there is provided these embodiments are to be able to be best understood from the disclosure, and can be by this public affairs
The scope opened completely is communicated to those skilled in the art.
It is according to pure electric automobile driving cycle judgement system schematic diagram of the present utility model as shown in Figure 1.Wherein signal
Acquisition module gathers current vehicle condition signal, and the signal collected is inputted to judging decision-making module；Judge decision-making module
The status information of vehicle is received, according to the operating mode residing for corresponding operating mode judgment condition comprehensive descision vehicle, and by this information
Pass to signal output module；Signal output module exports result to entire car controller, and entire car controller is according to this result pair
Vehicle is controlled.
Wherein, the Vehicular status signal includes：Key switch signal, GES, brake pedal signal, gear letter
Number, accelerator pedal signal, battery SOC signal, entire car controller driving allow signal；
The key switch signal includes：Key switch is in Start positions, key switch is not at Start positions, key
Spoon switch is not at ON positions in ON positions, key switch；
The GES includes：Speed is zero, speed is not zero；
The brake pedal signal includes：Brake pedal is unclamped, brake pedal is stepped on；
The shift signal includes：Gear is in R（Reverse gear shift）, gear be in N（Neutral）, gear be in D（Forward gear）、
Gear is in L（Low gear）；
The accelerator pedal signal includes：Accelerator pedal is unclamped, accelerator pedal is stepped on；
The battery SOC signal is the percentage of one 0 to 100%；
The entire car controller driving allows signal to include：Driving allows, driving does not allow.
Wherein, the vehicle driving-cycle includes：Prepare operating mode, start operating performance, the operating mode that starts to walk automatically, driving operating mode, cunning
Row operating mode, astern condition.
The preparation operating mode stops for vehicle, and entire car controller is in lower electric state；
The start operating performance is electricity completion on entire car controller and each electric equipment of vehicle, self-test by preparing traveling
State；
The automatic starting operating mode is that vehicle is in forward gear or low gear, and brake pedal and accelerator pedal unclamp, speed
It is zero but the operating mode of automatic starting crawling will be realized.
The driving operating mode is that vehicle is in forward gear or low gear, the operating mode of driver's bend the throttle；
The coasting mode is not zero for speed, and motor exports without torque, and the operating mode that driver inputs without accelerator pedal；
The astern condition is that vehicle is in reverse gear shift, and brake pedal and accelerator pedal unclamp, and vehicle prepares sternway
State.
Further, judge that the judgment condition fingering built in decision-making module enters the condition or drive that the operating mode vehicle needs to have
The person of sailing needs the operation carried out, rather than has been introduced into the state of a certain operating mode rear vehicle；
Wherein, the judgment condition includes：
Enter start operating performance, it is necessary to meet switching condition T1 from operating mode is prepared：Key switch is in Start positions, speed
It is zero, brake pedal is stepped on, gear is in N, accelerator pedal unclamps, battery SOC allows not less than the driving of 3%, entire car controller；
Enter automatic starting operating mode, it is necessary to meet that switching condition is T2 from rest working conditions：Key switch is in ON positions, car
Speed is zero, brake pedal unclamps, gear is in D or gear is in L, accelerator pedal unclamps；
Enter driving operating mode, it is necessary to meet that switching condition is T3 from rest working conditions：Key switch is in ON positions, braking is stepped on
Plate unclamps, gear is in D or gear is in L, accelerator pedal is stepped on, battery SOC is not less than 10%；
Enter coasting mode, it is necessary to meet that switching condition is T4 from rest working conditions：Key switch is in ON positions, speed not
It is zero, gear is in D or gear is in L or gear is in N, accelerator pedal unclamps；
Enter astern condition, it is necessary to meet that switching condition is T5 from rest working conditions：Key switch is in ON positions, speed is
0th, brake pedal unclamps, gear is in R, accelerator pedal unclamps；
Enter start operating performance, it is necessary to meet that switching condition is T6 from automatic starting operating mode, astern condition, coasting mode：Key
Spoon switch is in ON positions, gear is in N, brake pedal is stepped on, speed zero, accelerator pedal unclamp；
Enter from start operating performance and prepare operating mode, it is necessary to meet that switching condition is T7：Key switch be not at Start positions,
Key switch is not at ON positions；
The sub- condition of each single item will be set up in above switching condition T1 ~ T7, just calculated and met switching condition.
Further, as shown in Fig. 2 judging decision-making module when judging vehicle driving-cycle, always opened from preparation operating mode
Begin.If meeting the condition of operating mode switching, vehicle is switched to new driving cycle；If it is unsatisfactory for the condition of operating mode switching, car
Rest on current working.
Further, judging the foundation that decision-making module judges to operating mode residing for vehicle is：
If meeting switching condition T1, enter start operating performance from operating mode is prepared；Otherwise preparation operating mode is stayed in；
If meeting switching condition T2, enter automatic starting operating mode from current working；Otherwise current working is stayed in；
If meeting switching condition T3, enter driving operating mode from current working；Otherwise current working is stayed in；
If meeting switching condition T4, enter coasting mode from current working；Otherwise current working is stayed in；
If meeting switching condition T5, enter astern condition from current working；Otherwise current working is stayed in；
If meeting switching condition T6, enter start operating performance from automatic starting operating mode or astern condition or coasting mode；It is no
Then stay in automatic starting operating mode or astern condition or coasting mode；
If meeting switching condition T7, enter from start operating performance and prepare operating mode；Otherwise start operating performance is stayed in；
Wherein, the current working is driving cycle of the vehicle before operating mode switching occurs, and does not refer exclusively to a certain special work
Condition.
Employ the pure electric automobile driving cycle judgement system in the utility model, compared with prior art, have with
Beneficial technique effect down：
The utility model proposes pure electric automobile driving cycle judgement system cause switching between vehicle driving-cycle
More smooth out, decision logic is more reasonable, can more accurately reflect the intention of driver, with more versatility.
Wherein, multiple operating modes such as preparation, startup is introduced, starts to walk, drive automatically, sliding, moving backward, covering pure electronic vapour
All possible situation in car running, and specially set corresponding operating mode to switch for some special driving situations, very
The ride comfort of operating mode switching is ensure that in big degree；
Wherein, key switch signal, GES, brake pedal signal, accelerator pedal signal, transmission gear are introduced
Signal, battery SOC signal, entire car controller driving allow the multiple signal such as signal and fault-signal to sentence to be made to operating mode
Break, the switching operating mode is handled it, logic is more tight, can accurately more reflect the intention of driver.
Wherein, the utility model proposes pure electric automobile driving cycle judgement system, without to vehicle structure, control be
System hardware makes any change, it is easy to accomplish, with more versatility and reusability.
Above-described embodiment is the preferable specific embodiment of the utility model, is not used for limiting implementation model of the present utility model
Enclose, those skilled in the art is on the premise of without departing from the utility model principle, improvements introduced, change, combination, replacement
Deng, belong to the utility model claims it is claimed within the scope of.
Claims (5)
- A kind of 1. pure electric automobile driving cycle discriminating gear, it is characterised in that including：Signal acquisition module, it is used for collection vehicle status signal, and Vehicular status signal is passed into judgement decision-making module；Judge decision-making module, it is used to carry out judgement processing to the signal received, and the signal after processing is passed into signal Output module；Signal output module, it is used to export the result of signal transacting to entire car controller, and entire car controller is according to receiving Order control vehicle traveling is in different conditions；Wherein, the signal acquisition module includes：Key switch signal acquisition module, it is used to gather key switch signal；GES acquisition module, it is used to gather GES；Brake pedal signal acquisition module, it is used to gather brake pedal signal；Shift signal acquisition module, it is used to gather shift signal；Accelerator pedal signal acquisition module, it is used to gather accelerator pedal signal；Battery SOC signal acquisition module, it is used to gather battery SOC signal；Entire car controller driving allows signal acquisition module, and it is used to gather entire car controller driving permission signal.
- 2. pure electric automobile driving cycle discriminating gear according to claim 1, it is characterised in that the judgement decision model Root tuber judges the driving cycle residing for vehicle according to the Vehicular status signal received；Wherein, the driving cycle includes：Prepare operating mode, start operating performance, the operating mode that starts to walk automatically, drive operating mode, coasting mode, fall Turner condition；The preparation operating mode stops for vehicle, and entire car controller is in lower electric state；The start operating performance is electricity completion on entire car controller and each electric equipment of vehicle, self-test by preparing the state travelled；The automatic starting operating mode is that vehicle is in forward gear or low gear, and brake pedal and accelerator pedal unclamp, speed zero But the operating mode of automatic starting crawling will be realized；The driving operating mode is that vehicle is in forward gear or low gear, the operating mode of driver's bend the throttle；The coasting mode is not zero for speed, and motor exports without torque, and the operating mode that driver inputs without accelerator pedal；The astern condition is that vehicle is in reverse gear shift, and brake pedal and accelerator pedal unclamp, and vehicle prepares the state of sternway.
- 3. pure electric automobile driving cycle discriminating gear according to claim 2, it is characterised in that the judgement decision model Block is when judging vehicle driving-cycle, and always since being prepared operating mode, if meeting the condition of operating mode switching, vehicle is switched to newly Driving cycle；If being unsatisfactory for the condition of operating mode switching, stoppage of vehicle is in former operating mode.
- 4. pure electric automobile driving cycle discriminating gear according to claim 3, it is characterised in that the operating mode switching Condition, refers both to enter the condition that needs to have of the operating mode vehicle or driver needs the operation that carries out, rather than has been introduced into certain The state of one operating mode rear vehicle.
- 5. pure electric automobile driving cycle discriminating gear according to claim 4, it is characterised in that the work that can be processed Condition switching includes：Prepare operating mode to the switching of start operating performance, the switching of start operating performance to automatic starting operating mode, start to walk operating mode automatically To driving operating mode switching, driving operating mode to the switching of coasting mode, the switching of start operating performance to astern condition, coasting mode extremely The switching of automatic starting operating mode, start operating performance to the driving switching of operating mode, the switching of coasting mode to start operating performance, astern condition Switching, coasting mode to start operating performance extremely drive the switching of operating mode, the switching of starting operating mode to start operating performance, start operating performance extremely Prepare the switching of operating mode；Switching between rest working conditions is not processed without practical significance.
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| CN201720559068.2U CN206749792U (en) | 2017-05-19 | 2017-05-19 | A kind of pure electric automobile driving cycle discriminating gear |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107097789A (en) * | 2017-05-19 | 2017-08-29 | 湖北汽车工业学院 | A kind of pure electric automobile driving cycle judgement system |
| CN108001298A (en) * | 2017-12-22 | 2018-05-08 | 重庆长安汽车股份有限公司 | A kind of method, apparatus and entire car controller of electric vehicle crawling function control |
| CN108572651A (en) * | 2018-05-18 | 2018-09-25 | 肖哲睿 | A kind of automatic driving vehicle that intelligence degree is high |
| CN110758113A (en) * | 2019-10-16 | 2020-02-07 | 江苏理工学院 | Hybrid control system, control method and control device of distributed electric drive automobile |
| CN111055784A (en) * | 2019-12-30 | 2020-04-24 | 浙江吉利汽车研究院有限公司 | Control method of car backing imaging device and car backing imaging device |
-
2017
- 2017-05-19 CN CN201720559068.2U patent/CN206749792U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107097789A (en) * | 2017-05-19 | 2017-08-29 | 湖北汽车工业学院 | A kind of pure electric automobile driving cycle judgement system |
| CN108001298A (en) * | 2017-12-22 | 2018-05-08 | 重庆长安汽车股份有限公司 | A kind of method, apparatus and entire car controller of electric vehicle crawling function control |
| CN108001298B (en) * | 2017-12-22 | 2022-01-18 | 重庆长安汽车股份有限公司 | Method and device for controlling crawling function of electric vehicle and vehicle control unit |
| CN108572651A (en) * | 2018-05-18 | 2018-09-25 | 肖哲睿 | A kind of automatic driving vehicle that intelligence degree is high |
| CN110758113A (en) * | 2019-10-16 | 2020-02-07 | 江苏理工学院 | Hybrid control system, control method and control device of distributed electric drive automobile |
| CN111055784A (en) * | 2019-12-30 | 2020-04-24 | 浙江吉利汽车研究院有限公司 | Control method of car backing imaging device and car backing imaging device |
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Granted publication date: 20171215 Termination date: 20190519 |