CN107054157A - A kind of electric motor coach uphill starting device and its method of work - Google Patents
A kind of electric motor coach uphill starting device and its method of work Download PDFInfo
- Publication number
- CN107054157A CN107054157A CN201710265460.0A CN201710265460A CN107054157A CN 107054157 A CN107054157 A CN 107054157A CN 201710265460 A CN201710265460 A CN 201710265460A CN 107054157 A CN107054157 A CN 107054157A
- Authority
- CN
- China
- Prior art keywords
- solenoid valve
- pilot solenoid
- valve
- gas
- air inlet
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 8
- 230000008676 import Effects 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 claims 1
- 206010039203 Road traffic accident Diseases 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L15/00—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles
- B60L15/20—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed
- B60L15/2009—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed for braking
- B60L15/2018—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed for braking for braking on a slope
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L15/00—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles
- B60L15/20—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed
- B60L15/28—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed without contact making and breaking, e.g. using a transductor
-
- 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
- B60T13/00—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
- B60T13/10—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release
- B60T13/66—Electrical control in fluid-pressure brake systems
- B60T13/68—Electrical control in fluid-pressure brake systems by electrically-controlled valves
- B60T13/683—Electrical control in fluid-pressure brake systems by electrically-controlled valves in pneumatic systems or parts thereof
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/72—Electric energy management in electromobility
Landscapes
- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Regulating Braking Force (AREA)
Abstract
The invention discloses a kind of electric motor coach uphill starting device and its method of work, the air inlet of service brake pedal in the present invention is connected with gas receiver, the gas outlet of service brake pedal is corresponded to respectively to be connected with the air inlet of the first pilot solenoid valve and the air inlet of the second pilot solenoid valve, the gas outlet of first pilot solenoid valve and the gas outlet of the second pilot solenoid valve are corresponded to respectively to be connected with preceding brake chamber and rear brake chamber, entire car controller correspondence and ramp angles sensor, service brake pedal, wheel speed sensors, first pilot solenoid valve, second pilot solenoid valve and electric machine controller are connected.The present invention is on the basis of the braking of original electric motor coach gas, and the first pilot solenoid valve of increase, the second pilot solenoid valve, ramp angles sensor are simple to operate, it is not necessary to the other auxiliary switch buttons of increase.
Description
Technical field：
The present invention relates to a kind of electric motor coach uphill starting device and its method of work.
Background technology：
At present, electric motor coach is when go up a slope starting, often occurs car and slips by slope the dangerous situation of retrogressing, and can be because
This occurs some traffic accidents.Constantly, the usual foot accelerator pedal of driver, motor reaches one to driving electric motor coach uphill starting
When determining moment of torsion, service brake pedal is then unclamped.But if motor does not reach certain moment of torsion, and service brake pedal unclamps, now car
It can slip by slope.
Therefore, it is necessory to be improved to prior art to solve the deficiency of prior art.
The content of the invention：
The present invention is to provide a kind of electric motor coach uphill starting device to solve the problem of above-mentioned prior art is present
And its method of work.
The present invention is adopted the following technical scheme that：A kind of electric motor coach uphill starting device, including gas receiver, differential type servo
Valve, relay valve, preceding brake chamber and rear brake chamber, the gas receiver pass through differential type relay valve and relay valve correspondence and preceding system
Room of taking offence is connected with rear brake chamber, in addition to service brake pedal, entire car controller, the first pilot solenoid valve, the second auxiliary selenoid
Valve, ramp angles sensor, wheel speed sensors and electric machine controller, the air inlet of service brake pedal are connected with gas receiver, service brake
The gas outlet of pedal is corresponded to respectively to be connected with the air inlet of the first pilot solenoid valve and the air inlet of the second pilot solenoid valve, and first
The gas outlet of pilot solenoid valve and the gas outlet of the second pilot solenoid valve are corresponded to and preceding brake chamber and rear brake chamber phase respectively
Even, entire car controller correspondence and ramp angles sensor, service brake pedal, wheel speed sensors, the first pilot solenoid valve, the second auxiliary
Magnetic valve and electric machine controller are connected.
Further, the gas receiver includes parking brake gas receiver, rear braking gas receiver and preceding braking gas receiver.
Further, the gas outlet that described device is additionally provided with four-loop protection valve, the four-loop protection valve connects
Gas receiver of stopping is taken over, parking brake gas receiver connects the air inlet of parking brake in the electric motor coach, the gas outlet connection differential type of parking brake
The controller import of relay valve, brake chamber after the gas outlet connection of differential type relay valve；One in four-loop protection valve goes out
Gas receiver is braked after gas port connection, rear braking gas receiver connects the air inlet of service brake pedal, the gas outlet connection of service brake pedal the
The air inlet of one pilot solenoid valve, the gas outlet connection relay valve of the first pilot solenoid valve；One in four-loop protection valve goes out
Braking gas receiver before gas port connection, preceding braking gas receiver connects the air inlet of service brake pedal, the gas outlet connection of service brake pedal the
The air inlet of two pilot solenoid valves.
The present invention is also adopted the following technical scheme that：A kind of method of work of electric motor coach uphill starting device, including it is as follows
Step：
The first step：Electric motor coach is in parking on ramp, and entire car controller is according to service brake pedal, wheel speed sensors, inclination of ramp
The signal of degree sensor passes judges that now vehicle is sent in parking on ramp, then entire car controller according to ramp angles sensor
Angle signal, calculating vehicle can smoothly start to walk not slip by slope required torque；
Second step：When electric motor coach prepares starting, driver steps on service brake pedal, unclamps parking brake, then slowly steps on the throttle
Pedal, now the first pilot solenoid valve, the second pilot solenoid valve are in closure state；
3rd step：During accelerator pedal, the moment of torsion of motor has reached specified numerical value, vehicle control unit controls first
Pilot solenoid valve, the second pilot solenoid valve, slowly open and deflate, preceding brake chamber, rear brake chamber release braking, vehicle safety
Starting.
The present invention has the advantages that：The present invention is on the basis of the braking of original electric motor coach gas, increase by first
Pilot solenoid valve, the second pilot solenoid valve, ramp angles sensor, it is simple to operate, it is not necessary to which that the other auxiliary switches of increase are pressed
Button.
Brief description of the drawings：
Fig. 1 is the structural representation of electric motor coach uphill starting device of the present invention.
Fig. 2 is the control block diagram of the present invention.
Embodiment：
The present invention is further illustrated below in conjunction with the accompanying drawings.
As depicted in figs. 1 and 2, the present invention discloses a kind of electric motor coach uphill starting device, including gas receiver, differential type after
Dynamic valve 9, relay valve 10, preceding brake chamber 8 and rear brake chamber 11, the gas receiver pass through differential type relay valve 9 and relay valve
10 correspondences are connected with preceding brake chamber 8 and rear brake chamber 11, in addition to service brake pedal 5, entire car controller, the first auxiliary selenoid
Valve 12, the second pilot solenoid valve 13, ramp angles sensor, wheel speed sensors and electric machine controller, the air inlet of service brake pedal 5
Mouth is connected with gas receiver, and the gas outlet of service brake pedal 5 is corresponded to and the air inlet of the first pilot solenoid valve 12 and the second auxiliary respectively
The air inlet of magnetic valve 13 is connected, and the gas outlet of the gas outlet of the first pilot solenoid valve 12 and the second pilot solenoid valve 13 is right respectively
Ying Yuqian brake chambers 8 are connected with rear brake chamber 11, entire car controller correspondence and ramp angles sensor, service brake pedal, wheel
Fast sensor, the first pilot solenoid valve 12, the second pilot solenoid valve 13 and electric machine controller are connected.
The method of work of electric motor coach uphill starting device of the present invention, comprises the following steps：
The first step：Electric motor coach is in parking on ramp, and entire car controller is according to service brake pedal 5, wheel speed sensors, inclination of ramp
The signal of degree sensor passes judges that now vehicle is sent in parking on ramp, then entire car controller according to ramp angles sensor
Angle signal, calculating vehicle can smoothly start to walk not slip by slope required torque；
Second step：When electric motor coach prepares starting, driver steps on service brake pedal 5, unclamps parking brake 7, then slowly steps on oil
Door pedal, now the first pilot solenoid valve 12, the second pilot solenoid valve 13 are in closure state；
3rd step：During accelerator pedal, the moment of torsion of motor has reached specified numerical value, vehicle control unit controls first
Pilot solenoid valve 12, the second pilot solenoid valve 13 slowly open deflation, and preceding brake chamber 8, rear brake chamber 11 release braking, car
Safe starting.
In described second step, if driver has stepped on gas pedal 5 by mistake, as long as not stepping on service brake pedal 5, it would not rise
Step.
In the 3rd described step, if driver steps on the throttle suddenly after stepping on service brake pedal 5, throttle is then unclamped suddenly,
Then entire car controller can control the first pilot solenoid valve 12, the second pilot solenoid valve 13 to close, and preceding brake chamber 8, brake gas afterwards
Brake again room 11.
The company between entire car controller, ramp angles sensor, wheel speed sensors and electric machine controller in the present invention
The control principle for connecing relation and each part is prior art, therefore the present invention is repeated no more.
Gas receiver in the present invention includes parking brake gas receiver, rear braking gas receiver and preceding braking gas receiver.
Present invention additionally comprises gas circuit connection, gas circuit is connected as：One of gas outlet connection parking brake of four-loop protection valve 4
Gas receiver, parking brake gas receiver connects the air inlet of parking brake 7, and the gas outlet of parking brake 7 connects the controller air inlet of differential type relay valve 9
Mouthful, brake chamber 11 after the gas outlet connection of differential type relay valve 9.
Gas receiver is braked after one of gas outlet connection of four-loop protection valve 4, rear braking gas receiver connection service brake is stepped on
The air inlet of plate 5, the gas outlet of service brake pedal 5 connects the air inlet of the first pilot solenoid valve 12, the first pilot solenoid valve 12
Gas outlet connects relay valve 10.
Braking gas receiver before one of gas outlet connection of four-loop protection valve 4, preceding braking gas receiver connection service brake is stepped on
The air inlet of plate 5, the gas outlet of service brake pedal 5 connects the air inlet of the second pilot solenoid valve 13, the second pilot solenoid valve 13
Gas outlet connects quick release valve 6.
Described above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, some improvement can also be made under the premise without departing from the principles of the invention, and these improvement also should be regarded as the present invention's
Protection domain.
Claims (4)
1. a kind of electric motor coach uphill starting device, including gas receiver, differential type relay valve, relay valve, preceding brake chamber and after
Brake chamber, the gas receiver is connected by differential type relay valve and relay valve correspondence with preceding brake chamber and rear brake chamber,
It is characterized in that：Also include service brake pedal, entire car controller, the first pilot solenoid valve, the second pilot solenoid valve, ramp angles to pass
Sensor, wheel speed sensors and electric machine controller, the air inlet of service brake pedal are connected with gas receiver, the gas outlet point of service brake pedal
It Dui Ying not be connected with the air inlet of the first pilot solenoid valve and the air inlet of the second pilot solenoid valve, the first pilot solenoid valve goes out
The gas outlet of gas port and the second pilot solenoid valve is corresponded to respectively to be connected with preceding brake chamber and rear brake chamber, entire car controller pair
Should be with ramp angles sensor, service brake pedal, wheel speed sensors, the first pilot solenoid valve, the second pilot solenoid valve and motor
Controller is connected.
2. electric motor coach uphill starting device as claimed in claim 1, it is characterised in that：The gas receiver includes parking brake gas storage
Cylinder, rear braking gas receiver and preceding braking gas receiver.
3. electric motor coach uphill starting device as claimed in claim 2, it is characterised in that：Described device is additionally provided with four loops guarantor
The gas outlet connection parking brake gas receiver protected in valve, the four-loop protection valve, parking brake gas receiver connects the electric motor coach
The air inlet of middle parking brake, the gas outlet of parking brake connects the controller import of differential type relay valve, the gas outlet of differential type relay valve
Brake chamber after connection；Gas receiver is braked after gas outlet connection in four-loop protection valve, rear braking gas receiver connecting pin
Stop the air inlet of pedal, the gas outlet of service brake pedal connects the air inlet of the first pilot solenoid valve, the first pilot solenoid valve goes out
Gas port connects relay valve；Braking gas receiver, preceding braking gas receiver connecting pin before gas outlet connection in four-loop protection valve
Stop the air inlet of pedal, the gas outlet of service brake pedal connects the air inlet of the second pilot solenoid valve.
4. a kind of method of work of electric motor coach uphill starting device, it is characterised in that：Comprise the following steps
The first step：Electric motor coach is in parking on ramp, and entire car controller is passed according to service brake pedal, wheel speed sensors, ramp angles
The signal of sensor transmission judges that now vehicle is in parking on ramp, the angle that then entire car controller is sent according to ramp angles sensor
Signal is spent, calculating vehicle can smoothly start to walk not slip by slope required torque；
Second step：When electric motor coach prepares starting, driver steps on service brake pedal, unclamps parking brake, pedal of then slowly stepping on the throttle,
Now the first pilot solenoid valve, the second pilot solenoid valve are in closure state；
3rd step：During accelerator pedal, the moment of torsion of motor has reached specified numerical value, and vehicle control unit controls first are aided in
Magnetic valve, the second pilot solenoid valve, slowly open and deflate, and preceding brake chamber, rear brake chamber release braking, and vehicle safety rises
Step.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710265460.0A CN107054157A (en) | 2017-04-21 | 2017-04-21 | A kind of electric motor coach uphill starting device and its method of work |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710265460.0A CN107054157A (en) | 2017-04-21 | 2017-04-21 | A kind of electric motor coach uphill starting device and its method of work |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107054157A true CN107054157A (en) | 2017-08-18 |
Family
ID=59600535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710265460.0A Pending CN107054157A (en) | 2017-04-21 | 2017-04-21 | A kind of electric motor coach uphill starting device and its method of work |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107054157A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108791263A (en) * | 2018-06-11 | 2018-11-13 | 南京金龙客车制造有限公司 | A kind of car electronics hand brake system and its control method |
| CN109532808A (en) * | 2018-11-05 | 2019-03-29 | 东风襄阳旅行车有限公司 | A kind of electronic parking system and method based on CAN bus control |
| CN109955852A (en) * | 2017-12-25 | 2019-07-02 | 郑州宇通客车股份有限公司 | Stopping brake control method and its system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004210110A (en) * | 2002-12-27 | 2004-07-29 | Mitsubishi Fuso Truck & Bus Corp | Brake auxiliary device for vehicle |
| CN102358273A (en) * | 2011-09-01 | 2012-02-22 | 东风汽车有限公司 | Hill starting control device used under driving and parking braking and using method thereof |
| CN104608762A (en) * | 2015-01-20 | 2015-05-13 | 郑州宇通客车股份有限公司 | Hill start assisting control method and device |
| CN106080554A (en) * | 2016-08-16 | 2016-11-09 | 南京金龙客车制造有限公司 | A kind of passenger vehicle automatic parking control system |
| CN106143492A (en) * | 2015-04-21 | 2016-11-23 | 比亚迪股份有限公司 | The parking control method of electric vehicle and parking control system |
| CN206884798U (en) * | 2017-04-21 | 2018-01-16 | 南京金龙客车制造有限公司 | A kind of electric motor coach uphill starting device |
-
2017
- 2017-04-21 CN CN201710265460.0A patent/CN107054157A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004210110A (en) * | 2002-12-27 | 2004-07-29 | Mitsubishi Fuso Truck & Bus Corp | Brake auxiliary device for vehicle |
| CN102358273A (en) * | 2011-09-01 | 2012-02-22 | 东风汽车有限公司 | Hill starting control device used under driving and parking braking and using method thereof |
| CN104608762A (en) * | 2015-01-20 | 2015-05-13 | 郑州宇通客车股份有限公司 | Hill start assisting control method and device |
| CN106143492A (en) * | 2015-04-21 | 2016-11-23 | 比亚迪股份有限公司 | The parking control method of electric vehicle and parking control system |
| CN106080554A (en) * | 2016-08-16 | 2016-11-09 | 南京金龙客车制造有限公司 | A kind of passenger vehicle automatic parking control system |
| CN206884798U (en) * | 2017-04-21 | 2018-01-16 | 南京金龙客车制造有限公司 | A kind of electric motor coach uphill starting device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109955852A (en) * | 2017-12-25 | 2019-07-02 | 郑州宇通客车股份有限公司 | Stopping brake control method and its system |
| CN108791263A (en) * | 2018-06-11 | 2018-11-13 | 南京金龙客车制造有限公司 | A kind of car electronics hand brake system and its control method |
| CN109532808A (en) * | 2018-11-05 | 2019-03-29 | 东风襄阳旅行车有限公司 | A kind of electronic parking system and method based on CAN bus control |
| CN109532808B (en) * | 2018-11-05 | 2020-11-06 | 东风襄阳旅行车有限公司 | Electronic parking system and method based on CAN bus control |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170818 |