CN105539401B - The anti-down sliding control method of electric car traveling power-off anti-slip equipment - Google Patents
The anti-down sliding control method of electric car traveling power-off anti-slip equipment Download PDFInfo
- Publication number
- CN105539401B CN105539401B CN201511010438.9A CN201511010438A CN105539401B CN 105539401 B CN105539401 B CN 105539401B CN 201511010438 A CN201511010438 A CN 201511010438A CN 105539401 B CN105539401 B CN 105539401B
- Authority
- CN
- China
- Prior art keywords
- control unit
- current sensor
- detection control
- brake
- power
- Prior art date
- 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.)
- Active
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T7/00—Brake-action initiating means
- B60T7/12—Brake-action initiating means for automatic initiation; for initiation not subject to will of driver or passenger
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T2201/00—Particular use of vehicle brake systems; Special systems using also the brakes; Special software modules within the brake system controller
- B60T2201/04—Hill descent control
Landscapes
- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Regulating Braking Force (AREA)
Abstract
The invention discloses a kind of electric car to travel power-off anti-slip equipment, including detection control unit, deceleration of electrons unit and current sensor；The electric car is the electric car of rear-guard formula, and current sensor is serially connected with the circuit of rear-guard motor, for detecting the electric current of rear-guard motor, the output terminal connecting detection control unit of current sensor；Detection control unit, which is also connected with deceleration of electrons unit, can simultaneously control its action.The invention also discloses the control method that electric car travels power-off anti-slip equipment.The present invention detects the basis for estimation based on the real-time current of each power motor by the current sensor of concatenation; automatically control electronic brake and perform and cancel brake; the probability that electric automobile upward slope accident power-off causes the accident can be effectively reduced, protective effect is reliable in time；The installation of device does not influence the structure design of former car, can be mounted directly, and vehicle remoulding cost is low；Control method simple and flexible of the present invention, it is easy to operate, can auto-manual set, it is highly practical.
Description
Technical field
The present invention relates to electric automobile field, particularly a kind of anti-down slip control system of electric car traveling power-off anti-slip equipment
Method.
Background technology
At present, in order to solve the problems, such as automobile exhaust pollution air, on the one hand people are directed to research and development low energy consumption small
Discharge capacity automobile engine, on the other hand begins one's study and manufactures electric automobile instead of petrol engine with electric energy engine.With
The continuous improvement of battery technology and motor technology, electric automobile are increasingly valued by people.Minitype electric sport car car body
It is small, cheap, ride instead of walk and work well, it is very popular.Electric automobile is stepped on during upward slope if unclamping acceleration
Plate, vehicle are possible to the free back skating because of gravity, and the prior art usually controls vehicle to fall by forms such as brake and parking brakes
It is sliding, and during by braking to control, it is necessary to artificially touch on the brake pedal to control, thus will abrasion of the increase to brake block,
If brake failure, vehicle is by free back skating, it is possible to security incident occurs.And even if electric automobile does not have during upward slope
There is release the gas pedal, it is also possible to which, because torque is big, current of electric is excessive to cause accident power-off, and driver may react not for the moment
Come over and back skating accident occurs.
CN201587499U discloses a kind of one-way brake device for vehicle, which refers to be adapted to electric car, motor-driven
Car travels on upward trend run out of steam after, prevent car from slipping by slope（Back skating）A kind of one-way brake device for vehicle, which passes through
Mechanical structure solves the problems, such as to slip by slope.CN101817313A discloses a kind of electric car ramp safe starting control system, including whole
Vehicle controller, drive motor controller, automatic shift control device and handle gear acquisition system, wherein the entire car controller
Vehicle acceleration is calculated, then calculates ramp information, and then calculates moment information, and the moment information for calculating gained is sent out
To drive motor controller, drive motor controller sends torque instruction to driving motor, and driving motor output respective torque should
System solves to slip by slope by relevant control algorithm（Back skating）Problem, is not required to increase hardware and mechanical system.
The content of the invention
The present invention is for current electric automobile during upward slope, and vehicle is possible to because motor overload powers off, because of gravity
The free back skating of effect and the problems such as relevant protection device missing or unreasonable structure, there is provided a kind of electric car traveling power-off is prevented
Back skating device.The technical scheme is that：
A kind of electric car traveling power-off anti-slip equipment, including detection control unit, deceleration of electrons unit and current sense
Device；The current sensor is serially connected with the circuit of electric motor as electric vehicle power, for detecting the electric current of power motor, current sense
The output terminal connecting detection control unit of device；Detection control unit, which is also connected with deceleration of electrons unit, can simultaneously control its action, institute
Stating deceleration of electrons unit includes that brake electronic brake can be performed.
As the present invention further illustrate, the power motor quantity can be one or more than one, it is described
The quantity of current sensor and power motor quantity Matching, i.e., each power motor are provided with the independent detector electricity of current sensor
Flow and feed back to detection control unit.
Further, the power motor is wheel hub motor.
Further, the detection control unit is additionally provided with a working value setup unit, the working value setup unit
The electric current working value of electric car traveling power-off anti-slip equipment self-starting can be set.
Further, the detection control unit is additionally provided with a pattern exit button, and the pattern exit button can
To control electric car traveling power-off anti-slip equipment to exit anti-down slip form type manually.
The invention also discloses the anti-down sliding control method that above-mentioned electric car travels power-off anti-slip equipment, including following step
Suddenly：
（1）Detection control unit sets the electric current working value N of self-starting；
（2）Whether the output valve of detection control unit cycle detection current sensor is more than N values, if otherwise circulation performs
Step (2)；If it is step is performed（3）；
（3）Electric car traveling power-off anti-slip equipment self-starting, detection control unit cycle detection current sensor it is defeated
Go out value, control the electronic brake on rear wheels of electric vehicle component to hold if the output valve for detecting current sensor suddenly disappears
Row brake, and enter step（4）；Exited if the output valve for detecting current sensor is tapered into less than N values anti-
Back skating pattern, and return to step（2）；
（4）The output valve of detection control unit cycle detection current sensor, until output valve is recovered and is more than N value time controls
Electronic brake on rear wheels of electric vehicle component processed cancels brake；Otherwise brake is maintained.
Wherein, above-mentioned steps（4）In the step can be exited manually by pattern exit button, detection control unit control
Cancel brake and return to step（2）.
Advantages of the present invention：
The present invention detected by the current sensor of concatenation judgement based on the real-time current of each power motor according to
According to, automatically control electronic brake perform and cancel brake, can effectively reduce electric automobile upward slope accident power-off and cause thing
Therefore probability, protective effect is reliable in time；The installation of apparatus of the present invention does not influence the structure design of former car, can be mounted directly,
Vehicle remoulding cost is low；The present invention control method simple and flexible, it is easy to operate, can auto-manual set, it is highly practical.
Brief description of the drawings
Fig. 1 is 1 structure diagram of the embodiment of the present invention；
Fig. 2 is 2 structure diagram of the embodiment of the present invention.
Embodiment
Embodiment 1：
A kind of electric car traveling power-off anti-slip equipment, including detection control unit, deceleration of electrons unit and current sense
Device；The electric car is the electric car of rear-guard formula, and current sensor is serially connected with the circuit of rear-guard motor, for detecting rear-guard electricity
The electric current of machine, the output terminal connecting detection control unit of current sensor；Detection control unit is also connected with deceleration of electrons unit simultaneously
Its action can be controlled, detection control unit has a working value setup unit and a pattern exit button, working value setting
Unit can set the electric current working value of electric car traveling power-off anti-slip equipment self-starting, and pattern exit button can be controlled manually
Electric car traveling power-off anti-slip equipment processed exits anti-down slip form type；The deceleration of electrons unit is arranged at electric car including two
On wheel assembly and brake electronic brake can be performed.
A kind of anti-down sliding control method of above-mentioned electric car traveling power-off anti-slip equipment, includes the following steps：
（1）Detection control unit sets the electric current working value N of self-starting；
（2）Whether the output valve of detection control unit cycle detection current sensor is more than N values, if otherwise circulation performs
Step (2)；If it is step is performed（3）；
（3）Electric car traveling power-off anti-slip equipment self-starting, detection control unit cycle detection current sensor it is defeated
Go out value, control the electronic brake on rear wheels of electric vehicle component to hold if the output valve for detecting current sensor suddenly disappears
Row brake, and enter step（4）；Exited if the output valve for detecting current sensor is tapered into less than N values anti-
Back skating pattern, and return to step（2）；
（4）The output valve of detection control unit cycle detection current sensor, until output valve is recovered and is more than N value time controls
Electronic brake on rear wheels of electric vehicle component processed cancels brake；Otherwise brake is maintained；Pass through pattern exit button
The step can be exited manually, and brake and return to step are cancelled in detection control unit control（2）.
Embodiment 2：
A kind of electric car traveling power-off anti-slip equipment, including detection control unit, deceleration of electrons unit and current sense
Device；The electric car is the electric car of the independent rear-guard formula of double wheel hub motor, and two current sensors are serially connected with two wheel hubs respectively
On the circuit of motor, for detecting the electric current of wheel hub motor, the output terminal connecting detection control unit of current sensor；Detection control
Unit processed, which is also connected with deceleration of electrons unit, can simultaneously control its action, and detection control unit has a working value setup unit and one
A pattern exit button, working value setup unit can set the electric current action of electric car traveling power-off anti-slip equipment self-starting
Value, pattern exit button can control electric car traveling power-off anti-slip equipment to exit anti-down slip form type manually；The electronics system
Moving cell is arranged on rear wheels of electric vehicle component including two and can perform brake electronic brake.
A kind of anti-down sliding control method of above-mentioned electric car traveling power-off anti-slip equipment, includes the following steps：
（1）Detection control unit sets two wheel hub motor electric current working values N1 and N2 of self-starting；
（2）Whether the output valve of two current sensors of detection control unit cycle detection is more than the N values each set, such as
Otherwise fruit is circulated performs step (2)；Step is performed if the N values that one of them is more than setting themselves（3）；
（3）Electric car traveling power-off anti-slip equipment self-starting, two current sensors of detection control unit cycle detection
Output valve, if the output valve for detecting a current sensor suddenly disappears control rear wheels of electric vehicle component on electronics
Brake performs brake, and enters step（4）；If detect that the output valve of current sensor is tapered into less than N values
Then exit anti-down slip form type, and return to step（2）；
（4）The output valve of two current sensors of detection control unit cycle detection, until output valve is recovered and is more than N values
When control rear wheels of electric vehicle component on electronic brake cancel brake；Otherwise brake is maintained；Exited by pattern
Button can exit the step manually, and brake and return to step are cancelled in detection control unit control（2）.
Although more detailed elaboration is done to technical scheme and has been enumerated, it will be appreciated that for ability
For field technique personnel, modification is made to above-described embodiment or uses equivalent alternative solution, this is to those skilled in the art
Be for member it is clear that without departing from this practicality invention it is new it is spiritual on the basis of these modifications or improvements, belong to
In the scope of protection of present invention.
Claims (2)
1. a kind of anti-down sliding control method of electric car traveling power-off anti-slip equipment, the electric car traveling power off anti-back skating dress
Put including detection control unit, deceleration of electrons unit and current sensor；The current sensor is serially connected with electrical vehicular power electricity
On the circuit of machine, for detecting the electric current of power motor, the output terminal connecting detection control unit of current sensor；Detection control
Unit, which is also connected with deceleration of electrons unit, can simultaneously control its action, and the deceleration of electrons unit includes that brake electricity can be performed
Sub- brake；
The power motor quantity is more than one, quantity and the power motor quantity Matching of the current sensor；
The power motor is wheel hub motor；
The detection control unit is additionally provided with a working value setup unit, and the working value setup unit can set electronic garage
Sail the electric current working value of power-off anti-slip equipment self-starting；
The detection control unit is additionally provided with a pattern exit button, and the pattern exit button can control electric car manually
Traveling power-off anti-slip equipment exits anti-down slip form type；
It is characterized in that：Include the following steps：
（1）Detection control unit sets the electric current working value N of self-starting；
（2）Whether the output valve of detection control unit cycle detection current sensor is more than N values, if otherwise circulation performs step
(2)；If it is step is performed（3）；
（3）Electric car traveling power-off anti-slip equipment self-starting, the output valve of detection control unit cycle detection current sensor,
The electronic brake on rear wheels of electric vehicle component is controlled to perform brake if the output valve for detecting current sensor suddenly disappears
Car acts, and enters step（4）；Anti- back skating is exited if the output valve for detecting current sensor is tapered into less than N values
Pattern, and return to step（2）；
（4）The output valve of detection control unit cycle detection current sensor, controls electricity when output valve is recovered and is more than N values
Electronic brake on motor-car wheel assembly cancels brake；Otherwise brake is maintained.
2. anti-down sliding control method according to claim 1, it is characterised in that：The step（4）In exited by pattern
Button can exit the step manually, and brake and return to step are cancelled in detection control unit control（2）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511010438.9A CN105539401B (en) | 2015-12-28 | 2015-12-28 | The anti-down sliding control method of electric car traveling power-off anti-slip equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511010438.9A CN105539401B (en) | 2015-12-28 | 2015-12-28 | The anti-down sliding control method of electric car traveling power-off anti-slip equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105539401A CN105539401A (en) | 2016-05-04 |
| CN105539401B true CN105539401B (en) | 2018-04-20 |
Family
ID=55819092
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511010438.9A Active CN105539401B (en) | 2015-12-28 | 2015-12-28 | The anti-down sliding control method of electric car traveling power-off anti-slip equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105539401B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109649366B (en) * | 2018-12-11 | 2020-02-14 | 湖南三一智能控制设备有限公司 | Sliding vehicle braking method, sliding vehicle braking device and vehicle |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2923424B1 (en) * | 2007-11-09 | 2012-04-20 | Michelin Soc Tech | SYSTEM FOR DETERMINING AND MONITORING THE SLIDING OF A WHEEL IN A VEHICLE |
| CN103182955A (en) * | 2013-01-03 | 2013-07-03 | 芜湖宏宇汽车电子有限责任公司 | Anti-sliding control system for electric automobile |
| CN103895531A (en) * | 2014-04-18 | 2014-07-02 | 清华大学苏州汽车研究院（吴江） | Ramp starting control method for pure electric vehicle |
| CN103935263A (en) * | 2014-01-22 | 2014-07-23 | 上海大郡动力控制技术有限公司 | Anti-slip strategy for hill starting of pure electric bus driven by permanent magnet motor |
| CN205311580U (en) * | 2015-12-28 | 2016-06-15 | 广东天非尼迪新能源科技有限公司 | Electric motor car outage anti -slip equipment that traveles |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4770538B2 (en) * | 2006-03-24 | 2011-09-14 | 株式会社日立製作所 | Electric drive vehicle and control method of electric drive vehicle |
| US7926889B2 (en) * | 2007-10-29 | 2011-04-19 | Textron Innovations Inc. | Hill hold for an electric vehicle |
| US20110172868A1 (en) * | 2011-02-01 | 2011-07-14 | Essam Tawfik Marcus | Anti-rollback Control System for Motor Vehicles |
-
2015
- 2015-12-28 CN CN201511010438.9A patent/CN105539401B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2923424B1 (en) * | 2007-11-09 | 2012-04-20 | Michelin Soc Tech | SYSTEM FOR DETERMINING AND MONITORING THE SLIDING OF A WHEEL IN A VEHICLE |
| CN103182955A (en) * | 2013-01-03 | 2013-07-03 | 芜湖宏宇汽车电子有限责任公司 | Anti-sliding control system for electric automobile |
| CN103935263A (en) * | 2014-01-22 | 2014-07-23 | 上海大郡动力控制技术有限公司 | Anti-slip strategy for hill starting of pure electric bus driven by permanent magnet motor |
| CN103895531A (en) * | 2014-04-18 | 2014-07-02 | 清华大学苏州汽车研究院（吴江） | Ramp starting control method for pure electric vehicle |
| CN205311580U (en) * | 2015-12-28 | 2016-06-15 | 广东天非尼迪新能源科技有限公司 | Electric motor car outage anti -slip equipment that traveles |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105539401A (en) | 2016-05-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR101714232B1 (en) | Method for controlling regenerative braking co-operative control system for vehicle | |
| CN105365580B (en) | A kind of electric automobile intelligent control method and system | |
| JP6342188B2 (en) | Electric vehicle slip control device | |
| CN105711443A (en) | Slope slipping preventing system of electric car and work method of slope slipping preventing system | |
| CN107697046A (en) | Automatic emergency brake method and system | |
| JP6223717B2 (en) | Electric vehicle slip control device | |
| CN106541834A (en) | A kind of method that regulation and control extended-range forerunner mixes electrical automobile braking torque | |
| CN108177639B (en) | Emergency braking system and method and electric car for electric car | |
| CN103935263B (en) | The anti-slip strategy of pure electric vehicle bus uphill starting of magneto driving | |
| CN106926709B (en) | Braking energy recovery device and method and light electric vehicle | |
| JP6605031B2 (en) | Electric vehicle moving direction detection | |
| CN104742907A (en) | Parking control method and parking control system | |
| US20090107749A1 (en) | Closed Loop Traction System for Light-Weight Utility Vehicles | |
| CN102133894A (en) | Control method of feeding and braking of electric vehicle driving motor system | |
| CN115009791B (en) | Intelligent control system and control method for hillside orchard single-rail conveyor | |
| EP2953231A1 (en) | Autonomous control system | |
| CN105539401B (en) | The anti-down sliding control method of electric car traveling power-off anti-slip equipment | |
| CN106864432B (en) | Emergency braking device for automobile brake failure and control method thereof | |
| JP6223718B2 (en) | Electric vehicle slip control device | |
| CN108327578B (en) | Electric vehicle monitoring system and control method thereof | |
| KR101541711B1 (en) | Vehicle and braking control method thereof | |
| CN107512258A (en) | A kind of acting urgent braking system based on service brake and electronic brake | |
| CN205311580U (en) | Electric motor car outage anti -slip equipment that traveles | |
| CN104321229A (en) | Method for operating a hydraulic brake system | |
| JP6547396B2 (en) | Hybrid vehicle and control method of hybrid vehicle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201103 Address after: 643030 room 412, science and Technology Incubation Park, No.1 Xingyuan Road, Yantan Industrial Park, Yantan District, Zigong City, Sichuan Province Patentee after: Sichuan Tuai greenway Technology Co.,Ltd. Address before: 510805 Guangdong province Guangzhou Xiuquan Street Huadu District Pinbu Road West Grand View Road building the first floor of building B2 Patentee before: GUANGDONG TIANFEI NIDI NEW ENERGY TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201231 Address after: 510220 Room 202, 550 Binjiang East Road, Haizhu District, Guangzhou City, Guangdong Province Patentee after: Guangdong Yuanye greenway Technology Co.,Ltd. Address before: 643030 room 412, science and Technology Incubation Park, No.1 Xingyuan Road, Yantan Industrial Park, Yantan District, Zigong City, Sichuan Province Patentee before: Sichuan Tuai greenway Technology Co.,Ltd. |
|
| TR01 | Transfer of patent right |