CN108556846A - The control method and control system of energy regenerating are slided for carrying out vehicle braking - Google Patents
The control method and control system of energy regenerating are slided for carrying out vehicle braking Download PDFInfo
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- CN108556846A CN108556846A CN201711440703.6A CN201711440703A CN108556846A CN 108556846 A CN108556846 A CN 108556846A CN 201711440703 A CN201711440703 A CN 201711440703A CN 108556846 A CN108556846 A CN 108556846A
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- vehicle
- braking
- energy regenerating
- slided
- carrying
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W30/00—Purposes of road vehicle drive control systems not related to the control of a particular sub-unit, e.g. of systems using conjoint control of vehicle sub-units, or advanced driver assistance systems for ensuring comfort, stability and safety or drive control systems for propelling or retarding the vehicle
- B60W30/18—Propelling the vehicle
- B60W30/18009—Propelling the vehicle related to particular drive situations
- B60W30/18072—Coasting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W40/00—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models
- B60W40/02—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models related to ambient conditions
- B60W40/04—Traffic conditions
-
- 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
Abstract
The invention belongs to technical field of vehicle control, and in particular to a kind of for carrying out control method and control system that vehicle braking slides energy regenerating.It is of the present invention to be used to carry out the control method that vehicle braking slides energy regenerating, include the following steps；The gas pedal of vehicle is totally released；The distance value between vehicle and front vehicles is detected by detecting system；It calculates and carries out the minimum vehicle speed value that energy regenerating is slided in braking under vehicle and front vehicles current distance；Judge whether the real-time speed of vehicle is more than vehicle and carries out the minimum vehicle speed value that energy regenerating is slided in braking；If the real-time speed of vehicle more than vehicle carry out braking slide the minimum vehicle speed value of energy regenerating when, energy regenerating is slided in the braking for carrying out vehicle.By using control method of the present invention and control system, the blindness of artificial decision and the waste of energy can be avoided, the intelligence recycling that energy is slided in braking is realized, improves economy and the intelligence of vehicle.
Description
Technical field
The invention belongs to technical field of vehicle control, and in particular to a kind of to slide energy regenerating for carrying out vehicle braking
Control method and control system.
Background technology
Energy regenerating strategy is slided in the braking of current intelligent driving vehicle, and generally the intention based on driver controls,
When encountering red light or the other road conditions in city, driver is totally released gas pedal and keeps vehicle sliding.Utilize the cunning of vehicle
Row inertial drive electrical power generators to carry out sliding the recycling of energy, and are stored in power battery and are used to drive vehicle, or
Vehicle application composite power source or super capacitor start the next time for vehicle.
But at this stage based on driver intention carry out braking slide energy regenerating method tool bear the character of much blindness, together
When influenced by the driving habit of driver it is very big.Such as when encountering traffic lights, if farther out with front truck spacing, driver unclamps throttle
Pedal slides, and vehicle slides energy regenerating, and the kinetic energy of vehicle may be caused to be not enough to maintain to stop to when front truck.It drives at this time
Member's pedal that needs to step on the throttle again refuels, it is contemplated that the transformation efficiency of oil electricity has had resulted in energy waste at this time.
Invention content
The purpose of the present invention is to solve above-mentioned at least one problem, which is by the following technical programs
It realizes.
The present invention propose it is a kind of for carrying out the control method that vehicle braking slides energy regenerating, including following step
Suddenly；
The gas pedal of the vehicle is totally released；
The distance value between the vehicle and front vehicles is detected by detecting system；
It calculates and carries out the minimum vehicle speed value that energy regenerating is slided in braking under the vehicle and front vehicles current distance；
Judge whether the real-time speed of the vehicle is more than the vehicle and carries out the minimum speed that energy regenerating is slided in braking
Value；
If the real-time speed of the vehicle more than the vehicle carry out braking slide the minimum vehicle speed value of energy regenerating when,
Energy regenerating is slided in the braking for carrying out the vehicle, until the speed of the vehicle carries out braking less than the vehicle slides energy
The minimum vehicle speed value of recycling.
Further, the vehicle detected the detecting system by CAN bus between front vehicles at a distance from
Value is sent to entire car controller, and calculates the vehicle by the entire car controller and made under front vehicles current distance
The dynamic minimum vehicle speed value for sliding energy regenerating.
Further, judge whether the real-time speed of the vehicle is more than the vehicle and carries out by the entire car controller
Braking slides the minimum vehicle speed value of energy regenerating and carries out the vehicle in the case where real-time speed is more than the minimum vehicle speed value
Braking slide energy regenerating.
Further, the detecting system is radar system.
The control system that the invention also provides a kind of to slide energy regenerating for carrying out vehicle braking, including detection
System and entire car controller, the entire car controller include analysis system and execution system, and the detecting system is for detecting institute
State the distance between vehicle and front vehicles value, the vehicle that the analysis system can be detected according to the detecting system
The analysis of the distance between front vehicles value calculates the vehicle and carries out the minimum vehicle speed value that energy regenerating is slided in braking, described to hold
Row system can be when the real-time speed of the vehicle more than the vehicle brake and slides the minimum vehicle speed value of energy regenerating
Energy is slided to the braking of the vehicle to recycle.
Further, it is communicated and is connected by CAN bus between the detecting system and the entire car controller.
Further, the detecting system is radar system and the front end set on the vehicle.
By using of the present invention for carrying out the control method and control system that vehicle braking slides energy regenerating,
It current vehicle speed that can be based on vehicle and carries out judging whether to vehicle braking with the spacing of front truck sliding energy regenerating, to
The blindness of artificial decision and the waste of energy are avoided, the intelligence recycling that energy is slided in braking is realized, improves vehicle
Economy and intelligence.
Description of the drawings
By reading the detailed description of hereafter preferred embodiment, various other advantages and benefit are common for this field
Technical staff will become clear.Attached drawing only for the purpose of illustrating preferred embodiments, and is not considered as to the present invention
Limitation.And throughout the drawings, the same reference numbers will be used to refer to the same parts.In the accompanying drawings：
Fig. 1 is the structural schematic diagram of the embodiment of the present invention；
Fig. 2 is to carry out the method flow diagram that vehicle braking slides energy regenerating using embodiment in Fig. 1.
Respectively label indicates as follows in attached drawing：
10：Detecting system；
20：Entire car controller, 21：Analysis system, 22：Execution system；
30：CAN bus.
Specific implementation mode
The illustrative embodiments of the disclosure are more fully described below with reference to accompanying drawings.Although showing this public affairs in attached 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.It is to be able to be best understood from the disclosure on the contrary, providing these embodiments, and can be by this public affairs
The range opened completely is communicated to those skilled in the art.
Fig. 1 is the structural schematic diagram of the embodiment of the present invention.As shown in Figure 1, of the present invention for carrying out vehicle braking
Slide the control system of energy regenerating, including detecting system 10 and entire car controller 20.Entire car controller 20 includes analysis system
21 are used to detect the distance between vehicle and front vehicles value with execution system 22, detecting system 10, and analysis system 21 being capable of root
The distance between the vehicle detected according to detecting system 10 and front vehicles value analysis calculating vehicle carry out braking and slide energy time
The minimum vehicle speed value of receipts, execution system 22 can slide energy regenerating most when the real-time speed of vehicle carries out braking more than vehicle
Energy is slided when small vehicle speed value to the braking of vehicle to recycle.
Further, it is communicated and is connected by CAN bus 30 between detecting system 10 and entire car controller 20.
In the present embodiment, detecting system 10 is radar system and the front end set on vehicle.Radar system passes through CAN bus 30
Range information is sent to entire car controller 20, as 20 decision of entire car controller whether carry out braking slide energy regenerating and
Recycle how many foundations.On the basis of original control logic, when driver is totally released gas pedal, braking cunning can be carried out
Row energy regenerating, at this time radar system start-up operation.Radar system is measured by own system algorithm at a distance from front truck, vehicle
Whether controller is sent out according to control logic to motor carries out the instruction that energy regenerating is slided in braking.
Fig. 2 is to carry out the method flow diagram that vehicle braking slides energy regenerating using embodiment in Fig. 1.As shown in Fig. 2, should
Energy reclaiming method includes the following steps；
The gas pedal of vehicle is totally released.
The distance value between vehicle and front vehicles is detected by detecting system 10.
Range information is sent to entire car controller 20 by radar system by CAN bus 30, is determined as entire car controller 20
Whether plan, which carries out braking, is slided energy regenerating and recycles how many foundations.
It calculates and carries out the minimum vehicle speed value that energy regenerating is slided in braking under vehicle and front vehicles current distance.
Judge whether the real-time speed of vehicle is more than vehicle and carries out the minimum vehicle speed value that energy regenerating is slided in braking.
Vehicle is calculated by the analysis of analysis system 21 in entire car controller 20 to be made under front vehicles current distance
It is dynamic to slide the minimum vehicle speed value of energy regenerating, and judge whether the real-time speed of vehicle carries out braking more than vehicle and slide energy time
The minimum vehicle speed value of receipts.Wherein, vehicle carry out braking slide energy regenerating minimum vehicle speed value can be based on vehicle vehicle car weight,
The parameters such as windage, friction coefficient are calculated.
If the real-time speed of vehicle more than vehicle carry out braking slide the minimum vehicle speed value of energy regenerating when, execute system
Energy regenerating is slided in the braking of 22 progress vehicles, until the speed of vehicle is less than vehicle and carries out the minimum that energy regenerating is slided in braking
Vehicle speed value.
If the speed of vehicle, which is less than vehicle, carries out the minimum vehicle speed value that energy regenerating is slided in braking, vehicle is not recycled
Energy slides, until terminating.
By using of the present invention for carrying out the control method and control system that vehicle braking slides energy regenerating,
It current vehicle speed that can be based on vehicle and carries out judging whether to vehicle braking with the spacing of front truck sliding energy regenerating, to
The blindness of artificial decision and the waste of energy are avoided, the intelligence recycling that energy is slided in braking is realized, improves vehicle
Economy and intelligence.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Any one skilled in the art in the technical scope disclosed by the present invention, the change or replacement that can be readily occurred in,
It should be covered by the protection scope of the present invention.Therefore, protection scope of the present invention should be with the protection model of the claim
Subject to enclosing.
Claims (7)
1. a kind of for carrying out the control method that vehicle braking slides energy regenerating, which is characterized in that include the following steps；
The gas pedal of the vehicle is totally released；
The distance value between the vehicle and front vehicles is detected by detecting system；
It calculates and carries out the minimum vehicle speed value that energy regenerating is slided in braking under the vehicle and front vehicles current distance；
Judge whether the real-time speed of the vehicle is more than the vehicle and carries out the minimum vehicle speed value that energy regenerating is slided in braking；
If the real-time speed of the vehicle more than the vehicle carry out braking slide the minimum vehicle speed value of energy regenerating when, carry out
Energy regenerating is slided in the braking of the vehicle, until the speed of the vehicle carries out braking less than the vehicle slides energy regenerating
Minimum vehicle speed value.
2. according to claim 1 for carrying out the control method that vehicle braking slides energy regenerating, which is characterized in that logical
It crosses CAN bus and the distance value between the detecting system vehicle detected and front vehicles is sent to entire car controller,
And it calculates under the vehicle and front vehicles current distance brake by the entire car controller and slides energy regenerating most
Small vehicle speed value.
3. according to claim 2 for carrying out the control method that vehicle braking slides energy regenerating, which is characterized in that logical
It crosses the entire car controller and judges whether the real-time speed of the vehicle carries out braking more than the vehicle and slide energy regenerating
Minimum vehicle speed value and the braking that the vehicle is carried out in the case where real-time speed is more than the minimum vehicle speed value are slided energy and are returned
It receives.
4. it is according to any one of claim 1-3 for carrying out the control method that vehicle braking slides energy regenerating,
It is characterized in that, the detecting system is radar system.
5. a kind of for carrying out the control system that vehicle braking slides energy regenerating, which is characterized in that including detecting system and whole
Vehicle controller, the entire car controller include analysis system and execution system, the detecting system for detect the vehicle with
The distance between front vehicles are worth, and the analysis system can be according to the vehicle that the detecting system detects and front vehicle
The distance between value analysis calculate the vehicle and carry out the minimum vehicle speed value that energy regenerating is slided in braking, the execution system energy
Enough when the real-time speed of the vehicle carries out when the minimum vehicle speed value of energy regenerating is slided in braking more than the vehicle to the vehicle
Braking slide energy and recycled.
6. according to claim 5 for carrying out the control system that vehicle braking slides energy regenerating, which is characterized in that institute
It states to communicate by CAN bus between detecting system and the entire car controller and connect.
7. according to claim 6 for carrying out the control system that vehicle braking slides energy regenerating, which is characterized in that institute
It is radar system and the front end set on the vehicle to state detecting system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711440703.6A CN108556846B (en) | 2017-12-27 | 2017-12-27 | Control method and control system for recovering braking and sliding energy of vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711440703.6A CN108556846B (en) | 2017-12-27 | 2017-12-27 | Control method and control system for recovering braking and sliding energy of vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108556846A true CN108556846A (en) | 2018-09-21 |
| CN108556846B CN108556846B (en) | 2020-03-06 |
Family
ID=63529408
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711440703.6A Active CN108556846B (en) | 2017-12-27 | 2017-12-27 | Control method and control system for recovering braking and sliding energy of vehicle |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111038512A (en) * | 2019-12-25 | 2020-04-21 | 联合汽车电子有限公司 | Vehicle deceleration control method and vehicle control unit |
| CN112046466A (en) * | 2020-08-31 | 2020-12-08 | 上海伊控动力系统有限公司 | New energy automobile sliding energy recovery method based on road conditions |
| CN113212174A (en) * | 2021-05-31 | 2021-08-06 | 台州市佑吉车业科技股份有限公司 | Energy-saving endurance type electric vehicle |
| CN114212087A (en) * | 2021-11-10 | 2022-03-22 | 江铃汽车股份有限公司 | Energy recovery control method and device, readable storage medium and vehicle |
| CN114857254A (en) * | 2022-05-11 | 2022-08-05 | 潍柴动力股份有限公司 | Control method for neutral coasting of vehicle, automatic transmission and vehicle |
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| CN111038512A (en) * | 2019-12-25 | 2020-04-21 | 联合汽车电子有限公司 | Vehicle deceleration control method and vehicle control unit |
| CN112046466A (en) * | 2020-08-31 | 2020-12-08 | 上海伊控动力系统有限公司 | New energy automobile sliding energy recovery method based on road conditions |
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| CN114857254A (en) * | 2022-05-11 | 2022-08-05 | 潍柴动力股份有限公司 | Control method for neutral coasting of vehicle, automatic transmission and vehicle |
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| Publication number | Publication date |
|---|---|
| CN108556846B (en) | 2020-03-06 |
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