CN114559909B - Control method for commercial vehicle EPB system - Google Patents
Control method for commercial vehicle EPB system Download PDFInfo
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- CN114559909B CN114559909B CN202210281116.1A CN202210281116A CN114559909B CN 114559909 B CN114559909 B CN 114559909B CN 202210281116 A CN202210281116 A CN 202210281116A CN 114559909 B CN114559909 B CN 114559909B
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- 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
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Abstract
The application relates to a control method of an EPB system of a commercial vehicle, which relates to the technical field of the EPB system, and comprises a manual function mode flow, wherein the manual function mode flow comprises the following steps: the vehicle is in a stop state, and self-checking of the vehicle is carried out; when an EPB system of the vehicle is normal, manually pressing a parking button; the EPB system discharges compressed air in the energy storage spring to perform static parking braking. The parking brake system utilizes the line control technology to integrate the temporary brake function in the driving process and the long-term brake function after parking, and realizes parking brake based on an electronic control mode.
Description
Technical Field
The application relates to the technical field of EPB systems, in particular to a control method of an EPB system of a commercial vehicle.
Background
In the automotive field, a parking brake system is a system device for preventing a vehicle from rolling when the vehicle is parked on a road surface (including a slope), and for preventing the vehicle from backing up when the vehicle is started on a slope. The parking brake system of the pneumatic brake commercial vehicle is a set of brake system independent to a service brake system, and performs the control function of parking brake through mechanical parts such as a manual control valve, a connecting pipeline, a differential relay valve, a spring brake air chamber, a brake and the like.
An electronic parking Brake system (EPB) realizes the technology of parking Brake and the combination of parking Brake and service Brake in an electronic control mode. The EPB changes the traditional mechanical hand brake into an electronic control hand brake, and integrates the functions of service braking, parking braking and the like; when the vehicle is flameout, even if the hand brake is forgotten, the system can automatically complete parking; when the vehicle starts, a driver forgets to release the hand brake, and the parking brake can be automatically released. The vehicle starts on a slope and does not slide backwards, so that the vehicle is more intelligent, and better operation comfort and more safety are provided for drivers. In contrast, compared with the conventional manual parking brake system, the electronic parking brake system has faster control response than the mechanical manual parking brake system when the automobile starts or stops.
Therefore, a need exists for an EPB system control technique to meet the current needs of use.
Disclosure of Invention
The application provides a control method of an EPB system of a commercial vehicle, which integrates temporary braking in the driving process and long-term braking after parking by using a line control technology and realizes parking braking based on an electronic control mode.
The application provides a control method of an EPB system of a commercial vehicle, which comprises a manual function mode flow, wherein the manual function mode flow comprises the following steps:
when the vehicle is in a stop state, performing vehicle self-inspection;
when an EPB system of the vehicle is normal, manually pressing a parking button;
the EPB system discharges compressed air in an energy storage spring to perform static parking braking;
the manual functional mode flow further comprises the following steps:
identifying an accelerator pedal state when the EPB system of a vehicle is disabled;
when the accelerator pedal state is in a released state, manually pressing a parking button;
and performing parking braking based on the ABS anti-lock braking function.
Specifically, when the EPB system is normal, the air pressure of the air reservoir of the EPB system is greater than 5bar.
Further, the method further comprises an automatic function mode process, the automatic function mode process comprising the steps of:
pressing an automatic parking button, and enabling the EPB to enter an automatic mode;
when the driver stops the vehicle or takes off the gear or presses down the brake pedal, the automatic parking brake is carried out.
Further, the automatic function mode process further includes the following steps:
when the EPB system detects that the driver is in gear or stepping on the accelerator, the EPB exits the automatic mode.
Further, the automatic function mode process further includes the following steps:
when the driver starts on a hill, if the driver puts into gear to the accelerator, the EPB system releases the parking brake, so that the vehicle starts stably.
Further, the method further comprises a forgetting-prevention parking function mode process, wherein the forgetting-prevention parking function mode process comprises the following steps:
when the EPB system monitors that the vehicle is static and the key switch is in an off state, if the driver does not perform parking braking, the EPB system automatically performs parking braking.
Further, the method further includes a first restrictive protection process, where the first restrictive protection process includes the following steps:
and when the air pressure of an air storage cylinder of the EPB system is lower than 5bar, forbidding the manual function mode process.
Further, the method further includes a second limitation protection process, where the second limitation protection process includes the following steps:
detecting a vehicle door closing signal;
and when the vehicle door closing signal is not detected, prohibiting the manual function mode process.
Further, the method further comprises an emergency manual process, and the emergency manual process comprises the following steps:
when the power supply of the EPB system fails, the EPB solenoid valve is manually controlled to perform parking braking.
It should be noted that, in the specific implementation of the present application, the EPB system mainly comprises an EPB electronic control unit ECU, an EPB module, an EPB manual switch, and other components, wherein the EPB electronic control unit ECU contains an inclination sensor;
the system can be used for various types of commercial vehicles which use compressed air as a parking releasing power source;
in the control strategy, part of parameters are obtained in a mode that an ECU of an EPB system obtains a wheel speed signal, a vehicle door switch signal, a brake pedal signal, a gear signal, a rotating speed signal of an engine, a torque signal, an accelerator pedal signal and the like through hard wire connection or a CAN (controller area network) line of the whole vehicle, EPB judgment is facilitated, parking and release are automatically controlled, and vehicle safety is guaranteed.
When the EPB system defines functions, in addition to acquiring commands for parking and releasing parking of the driver, the EPB system needs to acquire additional information to determine the current state of the vehicle, so that the ECU of the EPB system can determine the intention of the driver and issue a correct control command, specifically, the following conditions are as follows:
such as vehicle speed signal: the method comprises the steps of assisting in judging the current driving state (driving and stopping) of the vehicle;
accelerator pedal signal: judging whether the engine is in a starting state or not;
opening and closing of a driver door: the method includes the steps that whether a driver leaves or not is judged in an assisting mode;
brake pedal position signal: the method comprises the steps of assisting in judging the time of hill starting and emergency braking;
driver seat occupancy signal: the method includes the steps that whether a driver leaves or not is judged in an assisting mode;
the engine speed: the vehicle state is judged in an auxiliary mode;
parking gradient: and assisting in judging the parking slope and the like.
Based on the technical scheme of the embodiment of the application, the operation of the manual function mode flow is as follows:
when the vehicle self-check is normal and the air pressure is normal, such as the air pressure of an air reservoir is more than 5bar, a parking 'P' button is manually pressed, the vehicle is in a stop state, a 'P' indicating lamp on a parking switch is turned on, compressed air in an energy storage spring is discharged through an EPB module, the vehicle starts parking braking, a P lamp on an instrument panel is turned on, and the static parking braking function is completed;
the brake pedal is stepped on subsequently, the P switch is pressed down manually for one time, the energy storage spring air chamber is filled with compressed air, the air chamber spring is compressed, the parking brake is released, the P switch indicator lamp is turned off, and the static release parking function is completed; when a service braking system fails, an accelerator pedal is in a released state, a manual P switch is pressed down to complete emergency braking, a rear wheel has an ABS anti-lock braking control function, an A switch indicator lamp flickers at high frequency when the switch indicator lamp is excited, and a parking brake lamp is lightened to complete a parking braking function; wherein, the first and the second end of the pipe are connected with each other,
when the vehicle is parked for emergency braking, the vehicle cannot deviate out of the lane on the road surface with the adhesion coefficient of 0.8 soil 0.1 and the adhesion coefficient of 0.3 soil 0.1;
the hill holding capability is the same as the basic parking, and the parking response time and the release time should be 30% faster than the basic braking.
It should be noted that in the technical solution of the embodiment of the present application, the ECU of the EPB system controls components such as the EPB indicator, the EPB solenoid valve, the pressure regulating solenoid valve, and the pressure sensor (connected to a hard wire or a CAN signal of the entire vehicle to obtain a wheel speed, a vehicle speed, an engine speed, a torque, a door switch, a brake switch, a gear signal, etc.), and the air signal is output from the air reservoir and input to components such as the EPB solenoid valve, the pressure regulating solenoid valve, the pressure sensor, the relay valve, and the rear axle spring air chamber. And the ECU of the EPB system judges and automatically controls parking and release according to the acquired signals, so that the safety of the vehicle is ensured.
The technical scheme who provides this application brings beneficial effect includes:
the parking brake system utilizes the line control technology to integrate the temporary brake function in the driving process and the long-term brake function after parking, and realizes parking brake based on an electronic control mode.
Drawings
Interpretation of terms:
EPB: electrical Park Brake, electronic parking Brake system;
ABS: anti-lock Braking System, anti-lock Braking System;
an ECU: electronic Control Unit, electronic Control Unit;
CAN: controller Area Network, controller Area Network.
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a flowchart illustrating steps of a manual functional mode process of a control method for an EPB system of a commercial vehicle according to an embodiment of the present application;
FIG. 2 is a flowchart illustrating steps of an automatic function mode process of a control method for an EPB system of a commercial vehicle according to an embodiment of the present application;
FIG. 3 is a schematic flow chart of a control method of an EPB system of a commercial vehicle according to an embodiment of the present application;
fig. 4 is a hardware basic schematic diagram of a control method of a commercial vehicle EPB system provided in the embodiment of the present application.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without making creative efforts shall fall within the protection scope of the present application.
Embodiments of the present application will be described in further detail below with reference to the accompanying drawings.
The embodiment of the application provides a control method of an EPB system of a commercial vehicle, which integrates the functions of temporary braking in the driving process and long-term braking after parking by using a line control technology and realizes parking braking based on an electronic control mode.
In order to achieve the technical effects, the general idea of the application is as follows:
a control method of an EPB system of a commercial vehicle comprises a manual function mode process, wherein the manual function mode process comprises the following steps:
a1, carrying out vehicle self-inspection when a vehicle is in a stop state;
a2, when an EPB system of the vehicle is normal, manually pressing a parking button;
and A3, the EPB system discharges compressed air in the energy storage spring to perform static parking braking.
Embodiments of the present application will be described in further detail below with reference to the accompanying drawings.
Referring to fig. 1 to 4, an embodiment of the present application provides a control method for an EPB system of a commercial vehicle, where the method includes a manual function mode process, where the manual function mode process includes the following steps:
a1, carrying out vehicle self-inspection when a vehicle is in a stop state;
a2, when an EPB system of the vehicle is normal, manually pressing a parking button;
and A3, the EPB system discharges compressed air in the energy storage spring to perform static parking braking.
In the embodiment of the application, the drive-by-wire technology is utilized, the temporary braking in the driving process and the long-term braking function after parking are integrated, and the parking braking is realized based on an electronic control mode.
Further, the manual function mode process further includes the following steps:
identifying an accelerator pedal state when an EPB system of the vehicle fails;
when the accelerator pedal is in a released state, manually pressing a parking button;
and performing parking braking based on the ABS anti-lock braking function.
Specifically, when the EPB system is normal, the air pressure of the air reservoir of the EPB system is greater than 5bar.
Further, the method further comprises an automatic function mode process, the automatic function mode process comprising the steps of:
b1, pressing an automatic parking button, and enabling the EPB to enter an automatic mode;
and B2, when the driver stops the vehicle or is off or presses down the brake pedal, performing automatic parking brake.
Further, the automatic function mode process further includes the following steps:
when the EPB system detects that the driver is in gear or stepping on the accelerator, the EPB exits the automatic mode.
Further, the automatic function mode process further includes the following steps:
when the driver starts on a slope, if the driver puts into gear to the accelerator, the EPB system releases the parking brake, so that the vehicle starts stably.
Further, the method also comprises a forgetting-prevention parking function mode flow, wherein the forgetting-prevention parking function mode flow comprises the following steps:
when the EPB system monitors that the vehicle is static and the key switch is in an off state, if the driver does not carry out parking braking, the EPB system automatically carries out parking braking.
Further, the method further includes a first limitation protection process, where the first limitation protection process includes the following steps:
and when the air pressure of an air storage cylinder of the EPB system is lower than 5bar, forbidding the manual function mode process.
Further, the method further includes a second limitation protection process, where the second limitation protection process includes the following steps:
detecting a vehicle door closing signal;
and when the vehicle door closing signal is not detected, prohibiting the manual function mode process.
Further, the method further comprises an emergency manual process, wherein the emergency manual process comprises the following steps:
when the power supply of the EPB system fails, the EPB solenoid valve is manually controlled to perform parking braking.
It should be noted that, in the embodiment of the present application, in the specific implementation, the EPB system mainly includes an EPB electronic control unit ECU, an EPB module, an EPB manual switch, and the like, and the EPB electronic control unit ECU includes an inclination sensor;
the system can be used for various types of commercial vehicles which use compressed air as a parking releasing power source;
in the control strategy, part of parameters are obtained in a mode that an ECU of the EPB system obtains a wheel speed signal, a vehicle door switch signal, a brake pedal signal, a gear signal, a rotating speed signal, a torque signal, an accelerator pedal signal and the like through a hard wire connection or a CAN line of the whole vehicle, so that the EPB is convenient to judge, parking and releasing are automatically controlled, and the safety of the vehicle is ensured.
When the EPB system defines functions, in addition to acquiring commands for parking and releasing parking of the driver, the EPB system needs to acquire additional information to determine the current state of the vehicle, so that the ECU of the EPB system can determine the intention of the driver and issue a correct control command, specifically, the following conditions are as follows:
such as vehicle speed signal: the method comprises the following steps of (1) assisting to judge the current running state (running and stopping) of the vehicle;
accelerator pedal signal: judging whether the engine is in a starting state or not;
opening and closing of a driver door: the method includes the steps that whether a driver leaves or not is judged in an assisting mode;
brake pedal position signal: the method comprises the steps of assisting in judging the time of hill starting and emergency braking;
driver seat occupancy signal: the method includes the steps that whether a driver leaves or not is judged in an assisting mode;
the rotating speed of the engine: the vehicle state is judged in an auxiliary mode;
parking gradient: and assisting in judging the parking slope and the like.
Based on the technical scheme of the embodiment of the application, the operation of the manual function mode flow is as follows:
when the vehicle self-check is normal and the air pressure is normal, such as the air pressure of an air reservoir is more than 5bar, a parking 'P' button is manually pressed, the vehicle is in a stop state, a 'P' indicating lamp on a parking switch is turned on, compressed air in an energy storage spring is discharged through an EPB module, the vehicle starts parking braking, a P lamp on an instrument panel is turned on, and the static parking braking function is completed;
the brake pedal is stepped on subsequently, the P switch is pressed down manually for one time, the energy storage spring air chamber is filled with compressed air, the air chamber spring is compressed, the parking brake is released, the P switch indicator lamp is turned off, and the static release parking function is completed; when the service brake system fails, the accelerator pedal is in a released state, the manual P switch is pressed down to complete emergency braking, the rear wheel has an ABS anti-lock brake control function, the A switch indicator lamp flashes at high frequency when the manual P switch is activated, and the parking brake lamp is lightened to complete the parking brake function; wherein the content of the first and second substances,
when the vehicle is parked for emergency braking, the vehicle cannot deviate out of the lane on the road surface with the adhesion coefficient of 0.8 soil 0.1 and the adhesion coefficient of 0.3 soil 0.1;
the hill holding capability is the same as the basic parking, and the parking response time and release time should be 30% faster than the basic braking.
Based on the technical scheme of the embodiment of the application, the operation of the automatic function mode flow is as follows:
the vehicle self-check is normal, the air pressure is normal, such as the air pressure of an air storage cylinder is more than 5bar, and when an A switch is pressed down (an A switch indicator lamp is lightened), the pneumatic EPB system enters an automatic mode;
when a driver stops, shifts gears and steps on the brake pedal for more than 3s, the system automatically applies parking brake, after the parking brake is finished, the 'P' switch indicator lamp is lightened, the brake pedal can be released at the moment, and the system maintains the parking brake state;
when an ECU of the EPB system detects that a driver puts into gear and steps on an accelerator, the system automatically finishes the release of parking brake, and a P switch indicator lamp is turned off after the release;
when a driver performs hill starting (an inclination angle sensor of a controller automatically identifies a hill angle), the driver puts into gear to an accelerator, a pneumatic EPB system automatically releases parking brake to enable a vehicle to start stably, and a P switch indicator lamp is turned off after the hill starting is finished;
in addition, the automatic parking function can be turned off by pressing the switch a.
Based on the technical scheme of the embodiment of the application, the operation of the anti-forgetting parking function mode flow is as follows:
when the pneumatic EPB system monitors that the vehicle is static and the key switch is in an off state, but the driver forgets to apply the parking brake, the pneumatic EPB system automatically applies the parking brake within 2s of delay time.
It should be noted that in the technical solution of the embodiment of the present application, the ECU of the EPB system controls components such as the EPB indicator, the EPB solenoid valve, the pressure regulating solenoid valve, and the pressure sensor (connected to the hard wire or the CAN signal of the entire vehicle to obtain the wheel speed, the vehicle speed, the engine speed, the torque, the door switch, the brake switch, and the gear signal), and the air signal is output from the air cylinder and input to components such as the EPB solenoid valve, the pressure regulating solenoid valve, the pressure sensor, the relay valve, and the rear axle spring air chamber. And the ECU of the EPB system judges and automatically controls parking and release according to the acquired signals, so that the safety of the vehicle is ensured.
Based on the technical solution of the embodiment of the present application, the operation of the first limitation protection process, i.e. the limitation protection function, is as follows:
when the air pressure of the whole vehicle is lower than 5bar, the parking brake cannot be manually released;
only when the vehicle is inflated again and the air pressure is more than 5bar (safe air pressure), the parking can be released manually; when the door is not closed, the parking brake cannot be manually released;
the manual release parking function is enabled only if a door close signal is detected.
Based on the technical scheme of the embodiment of the application, the second limiting protection process, namely the operation of the emergency manual function, is as follows:
and when the power supply part of the system fails, an emergency button of the EPB electromagnetic valve can be manually operated to park.
It is noted that, in the present application, relational terms such as "first" and "second", and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a … …" does not exclude the presence of another identical element in a process, method, article, or apparatus that comprises the element.
The foregoing are merely exemplary embodiments of the present application and are presented to enable those skilled in the art to understand and practice the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (9)
1. A control method of an EPB system of a commercial vehicle is characterized by comprising a manual function mode process, wherein the manual function mode process comprises the following steps:
when the vehicle is in a stop state, performing vehicle self-inspection;
when an EPB system of the vehicle is normal, manually pressing a parking button;
the EPB system discharges compressed air in an energy storage spring to perform static parking braking;
the manual functional mode flow further comprises the following steps:
identifying an accelerator pedal state when the EPB system of a vehicle fails;
when the accelerator pedal state is in a release state, manually pressing a parking button;
and performing parking braking based on the ABS anti-lock braking function.
2. The EPB system control method for commercial vehicles according to claim 1, wherein:
when the EPB system is normal, the air pressure of an air storage cylinder of the EPB system is more than 5bar.
3. The control method of an EPB system for a commercial vehicle according to claim 1, wherein said method further comprises an automatic functional mode process, said automatic functional mode process comprising the steps of:
pressing an automatic parking button, and enabling the EPB to enter an automatic mode;
when the driver stops the vehicle or takes off the gear or presses down the brake pedal, the automatic parking brake is carried out.
4. The control method of an EPB system for a commercial vehicle according to claim 3, wherein said automatic functional mode process further comprises the steps of:
when the EPB system detects that the driver is in gear or stepping on the accelerator, the EPB exits the automatic mode.
5. The EPB system control method of a commercial vehicle of claim 3, wherein the automatic function mode flow further comprises the steps of:
when the driver starts on a hill, if the driver puts into gear to the accelerator, the EPB system releases the parking brake, so that the vehicle starts stably.
6. The control method of the EPB system for a commercial vehicle according to claim 1, further comprising a parking forgetting prevention function mode process, said parking forgetting prevention function mode process comprising the steps of:
when the EPB system monitors that the vehicle is static and the key switch is in an off state, if the driver does not perform parking braking, the EPB system automatically performs parking braking.
7. The control method of an EPB system for a commercial vehicle according to claim 1, further comprising a first limit protection process, said first limit protection process comprising the steps of:
and when the air pressure of an air storage cylinder of the EPB system is lower than 5bar, forbidding the manual function mode process.
8. The control method of an EPB system for a commercial vehicle according to claim 1, further comprising a second limit protection process, said second limit protection process comprising the steps of:
detecting a vehicle door closing signal;
and when the vehicle door closing signal is not detected, prohibiting the manual function mode process.
9. The control method of an EPB system for a commercial vehicle according to claim 1, further comprising an emergency manual process, said emergency manual process comprising the steps of:
when the power supply of the EPB system fails, the EPB solenoid valve is manually controlled to perform parking braking.
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102007028567A1 (en) * | 2006-06-19 | 2008-02-07 | Continental Teves Ag & Co. Ohg | Brake device operating method for motor vehicle, involves verifying whether function of brake is affected at time when driver depends on its driving position, where display in vehicle takes place during presence of affected function |
| CN108860126A (en) * | 2018-04-25 | 2018-11-23 | 江铃控股有限公司 | Electronic brake system evaluation method |
| CN112937538A (en) * | 2021-03-31 | 2021-06-11 | 东风汽车股份有限公司 | Electronic parking brake control method |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3812615B2 (en) * | 1998-05-22 | 2006-08-23 | 三菱ふそうトラック・バス株式会社 | Vehicle parking brake device |
| EP1813492B1 (en) * | 2006-01-26 | 2012-11-21 | Fuji Jukogyo Kabushiki Kaisha | Vehicle control system |
| JP2010143541A (en) * | 2008-12-22 | 2010-07-01 | Mazda Motor Corp | Electric parking brake system |
| CN101934737B (en) * | 2010-08-26 | 2013-03-06 | 芜湖伯特利汽车安全***有限公司 | Electronic parking brake system with AUTOHOLD function and brake method thereof |
| CN203032658U (en) * | 2013-01-23 | 2013-07-03 | 南京艾斯福汽车科技有限公司 | Air-pressure type intelligent electrical parking braking device |
| CN105857278B (en) * | 2016-05-27 | 2018-07-13 | 重庆长安汽车股份有限公司 | A kind of automatic parking system logic control method |
| CN207089288U (en) * | 2017-07-06 | 2018-03-13 | 中国第一汽车股份有限公司 | A kind of electronic parking system based on air pressure redundancy |
| CN107797534B (en) * | 2017-09-30 | 2019-05-28 | 安徽江淮汽车集团股份有限公司 | A kind of pure electric vehicle automated driving system |
| KR102440605B1 (en) * | 2017-12-05 | 2022-09-05 | 현대자동차 주식회사 | System and method for parking control of vehicle |
| CN209813956U (en) * | 2018-12-27 | 2019-12-20 | 采埃孚汽车***(上海)有限公司 | Automobile electronic parking system with emergency release function |
| CN211765470U (en) * | 2019-11-29 | 2020-10-27 | 比亚迪股份有限公司 | Electronic parking brake and automobile |
| CN113104019A (en) * | 2019-12-25 | 2021-07-13 | 北汽福田汽车股份有限公司 | Parking braking method and system and vehicle |
| CN211567911U (en) * | 2019-12-27 | 2020-09-25 | 郑州日产汽车有限公司 | Integrated EPB system for pure electric pickup truck based on whole vehicle CAN architecture |
| CN112026730A (en) * | 2020-09-09 | 2020-12-04 | 东风华神汽车有限公司 | Commercial vehicle air supply device and method |
| CN113335284B (en) * | 2021-06-29 | 2022-11-18 | 东风华神汽车有限公司 | Control method and control system for automobile hill start |
| CN113401096B (en) * | 2021-06-30 | 2022-03-25 | 东风汽车集团股份有限公司 | Vehicle slope starting method and system based on electronic parking system |
-
2022
- 2022-03-21 CN CN202210281116.1A patent/CN114559909B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102007028567A1 (en) * | 2006-06-19 | 2008-02-07 | Continental Teves Ag & Co. Ohg | Brake device operating method for motor vehicle, involves verifying whether function of brake is affected at time when driver depends on its driving position, where display in vehicle takes place during presence of affected function |
| CN108860126A (en) * | 2018-04-25 | 2018-11-23 | 江铃控股有限公司 | Electronic brake system evaluation method |
| CN112937538A (en) * | 2021-03-31 | 2021-06-11 | 东风汽车股份有限公司 | Electronic parking brake control method |
Non-Patent Citations (2)
| Title |
|---|
| 李明诚 ; .大众车系电子驻车制动***及维修要领.汽车维修.2011,(第09期),113-14. * |
| 邵作业 ; 魏宏 ; 李敬东 ; .电子驻车制动***(EPB)的控制策略与试验评价方法.上海汽车.2018,(第08期),34-40. * |
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