CN107963071B - Brake control device of rail transit vehicle - Google Patents
Brake control device of rail transit vehicle Download PDFInfo
- Publication number
- CN107963071B CN107963071B CN201711224376.0A CN201711224376A CN107963071B CN 107963071 B CN107963071 B CN 107963071B CN 201711224376 A CN201711224376 A CN 201711224376A CN 107963071 B CN107963071 B CN 107963071B
- Authority
- CN
- China
- Prior art keywords
- brake
- empty
- valve
- pressure
- load
- 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
- 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
Abstract
A kind of brake control device of rail transit vehicle, including EP module, pop valve, empty and load brake regulator, relay valve and the electronic brake control unit EBCU that can control EP module, the EP module includes inflation solenoid valve and exhaust solenoid valve.The empty and load brake regulator is lever balance-type, it is averaged valve by piping connection, the valve that is averaged is connected with the pipeline of multiple air springs respectively, to output after the pressure of multiple air springs is averaged to empty and load brake regulator, limits being conveyed by empty and load brake regulator to the pre- governor pressure of relay valve.The empty and load brake regulator of brake control device of rail transit vehicle connects the pipeline of air spring by average valve, empty and load brake regulator can be adjusted according to the air spring pressure for being able to reflect load condition, adjust the pre- governor pressure of maximum by empty and load brake regulator, so that brake-cylinder pressure and current vehicle load are adapted when emergency braking, avoid because the accidents such as wheel lock up occur caused by brake force is excessive.
Description
Technical field
The invention belongs to the braking control system field of rail vehicle more particularly to a kind of rail vehicle braking control dresses
It sets.
Background technique
The braking system main function of rail vehicle is to drop train in operation by means of rubbing action or other methods
Low velocity, stop motion travel at the uniform speed, or will not runaway in stop.Rail vehicle braking system mainly uses microcomputer to control
Straight-through electro pneumatic braking system, mainly includes braking control system, brake rigging, air supply system etc., wherein control for brake system
System is mainly made of brake control, Pneumatic control module and slip-proofing device.
Brake control is the core component of rail vehicle braking control system, is installed in rail vehicle each car,
Its main function is that the braking instruction for issuing driver's brake monitor and train control system passes through electronic brake control unit
EBCU control inflation solenoid valve and exhaust solenoid valve or pop valve are converted to corresponding pre- governor pressure, and then control relay valve and generate
The control pressure of checking cylinder, the application and alleviation that control brake rigging is braked；Meanwhile according to the trip slide of wheel
Degree, adjusts brake-cylinder pressure in real time, wheel is avoided to slide.
The performance of brake control decide braking control system can it is accurate, stablize, be reliably achieved brake force
Control plays a crucial role the safety of rail vehicle operation.But the brake control of existing rail vehicle has
The following is insufficient:
First, the empty and load adjustment of emergency braking is very inconvenient, especially newly makes vehicle, the practical sky under the various states of train
Spring pressure and theoretical value often have deviation, this just needs to carry out secondary adjustment to empty and load brake equipment, and to the tune of empty and load brake regulator
It is whole to generally require to take into account other loaded-up conditions of vehicle.Compressed air is artificially inputted or is discharged to empty reed pipe road with simulating vehicle reality
When other loaded-up conditions other than load, empty spring pressure can still be remained unchanged under the action of altitude valve, be unable to complete setting；Though
Right very few vehicle can be realized by way of isolation height valve, but need other auxiliary pipings or tooling compounding practice could be complete
At, it is not only cumbersome, and empty spring pressure Adjustment precision is also undesirable, makes troubles to vehicle test and maintenance.
Second, the major functions such as service braking and emergency braking do not have Redundancy Design.When service braking or emergency braking are returned
When circuit unit breaks down, due to there is no redundant measure, it will lead to corresponding function forfeiture, jeopardize train traffic safety.
Third, target pressure value of the pre- governor pressure as closed-loop control.It can guarantee that pre- governor pressure reaches target value, but pre-control
Pressure also needs the processing of the mechanical valves such as relay valve that can just be converted into brake-cylinder pressure, the brake-cylinder pressure accuracy of final output according to
Rely the reliability in mechanical valves such as relay valves, stability, if its performance indicator is abnormal, the brake-cylinder pressure exported is generated
Deviation.
4th, when forcing alleviation, antiskid valve alleviates instruction according to forced, while stream compression air is truncated, under emptying
The compressed air in checking cylinder is swum, but the compressed air of brake-cylinder pressure sensor or drivers' cab pressure gauge is often derived from antiskid valve
Pipeline before causes train that can not monitor actual brake-cylinder pressure state.Force alleviate when, operator can only or with
Experience listens exhaust sound or gets off and checks that the modes such as brake friction pair state judge whether brake-cylinder pressure really empties, especially
For the route of full underground or overall height frame operation, do not have the condition got off and checked substantially.
Summary of the invention
The present invention is directed to above-mentioned current brake control, proposes that one kind can be according to load to sky
Loaded vehicle valve is adjusted, and has redundant measure, can be guaranteed that output brake-cylinder pressure is precise and stable, can be facilitated the non-practical vehicle of simulation
The brake control device of rail transit vehicle of load under state.
In order to achieve the above object, the technical solution adopted by the present invention are as follows:
A kind of brake control device of rail transit vehicle, including EP module, pop valve, empty and load brake regulator, relay valve and can control
The electronic brake control unit EBCU of EP module processed, for the pop valve by piping connection empty and load brake regulator, the empty and load brake regulator is logical
Piping connection relay valve is crossed, the EP module includes inflation solenoid valve and exhaust solenoid valve, and the inflation solenoid valve and exhaust are electric
Magnet valve passes through piping connection pop valve.
The empty and load brake regulator is lever balance-type, be averaged valve by piping connection, it is described be averaged valve respectively with multiple air
The pipeline of spring is connected, to by the pressure of multiple air springs it is average after output to empty and load brake regulator, to passing through empty and load brake regulator
It conveys and is limited to the pre- governor pressure of relay valve.
Preferably, forced graduated release valve is equipped on the pipeline of connection relay valve and empty and load brake regulator, to cut off relay valve
It is connected between empty and load brake regulator, and the pre- governor pressure in relay valve is discharged in atmosphere.
Simulation check weighing connector can be connected preferably, connecting and being equipped on the pipeline between empty and load brake regulator and average valve
Analog measurement interface, to make simulation check weighing connector can extend into analog measurement interface for the company between empty and load brake regulator and average valve
Cutting is connect, and so that simulation test connector is conveyed to empty and load brake regulator and simulates empty spring pressure.
Preferably, the relay valve, by piping connection checking cylinder, the checking cylinder is connected with for detecting checking cylinder
The brake-pressure sensor of pressure, the air spring are connected with the empty spring pressure sensor for detecting empty spring pressure.
The brake-pressure sensor and empty spring pressure sensor are electrically connected with electronic brake control unit EBCU, to
Electronic brake control unit EBCU is set to receive brake-cylinder pressure and empty spring pressure, and according to brake-cylinder pressure and empty spring pressure control
EP module.
Preferably, the relay valve, by piping connection checking cylinder, the checking cylinder is connected with brake-cylinder pressure switch,
To make brake-cylinder pressure switch generate switched electrical signal according to brake-cylinder pressure, and then coupled vehicle control can be made
System generates braking and applies status information or brake relief state information.
Compared with prior art, the advantages and positive effects of the present invention are:
1, the empty and load brake regulator of brake control device of rail transit vehicle connects the pipeline of air spring, empty and load brake regulator by average valve
It can be adjusted according to the air spring pressure for being able to reflect load condition, adjust the pre- pressure control of maximum by empty and load brake regulator
Power so that brake-cylinder pressure and current vehicle load are adapted when emergency braking, avoid because brake force it is excessive caused by wheel lock up
Etc. accidents occur.
2, when service braking, pop valve can be used as the alternate brake control unit of EP module；When emergency braking, EP module can
Control generates EMER emergency pressure.Pop valve and the mutual redundancy of EP module, improve the safety of braking system, ensure that vehicle
Safe operation.
3, the forced graduated release valve being arranged can empty pre- governor pressure, and relay valve is enable to empty whole checking cylinder pipeline
Compressed air, though relay valve between antiskid valve, antiskid valve to the pressure between checking cylinder be reduced to 0, ensure that antiskid valve
The consistency of upstream and downstream brake-cylinder pressure, vehicle can monitor true brake pressure state, the operators such as driver from
And can intuitively, accurately judge whether brake-cylinder pressure has emptied, avoid driver is judged by experience, thus anti-major structure
The problems such as driving a vehicle at strap brake.
4, the analog measurement interface between empty and load brake regulator and average valve can install simulation check weighing connector, manually to bare weight
The empty spring pressure of simulation is provided in vehicle valve, simulates the load of vehicle under non-virtual condition, is not required to that empty spring, vehicle debugging and dimension is isolated
It repairs easy to operate, improves the maintainability of vehicle.
5, checking cylinder is connected with brake-cylinder pressure sensor, can accurately detect brake-cylinder pressure, using brake-cylinder pressure as
Target value carries out closed-loop control, eliminates influence of the mechanical valves performance indicator such as relay valve variation to control result, ensure that most
Accuracy, the stability of output brake-cylinder pressure eventually.
Detailed description of the invention
Fig. 1 is the schematic diagram of gas circuit of this brake control device of rail transit vehicle；
Fig. 2 is the structural schematic diagram of this brake control device of rail transit vehicle；
In above each figure: 1, EP module；1.1, solenoid valve is inflated；1.2, exhaust solenoid valve；2, pop valve；3, empty and load
Valve；4, relay valve；5, average valve；6, air spring；7, graduated release valve is forced；8, analog measurement interface；9, checking cylinder；10, it brakes
Cylinder pressure switch；11, braking storage cylinder；12, electronic brake control unit EBCU；13, brake-pressure sensor；14, empty spring pressure
Force snesor.
Specific embodiment
In the following, the present invention is specifically described by illustrative embodiment.It should be appreciated, however, that not into one
In the case where step narration, element, structure and features in an embodiment can also be advantageously incorporated into other embodiments
In.
In the description of the present invention, it should be noted that the instruction such as term "inner", "outside", "upper", "lower", "front", "rear"
Orientation or positional relationship be positional relationship based on the figure, be merely for convenience of description of the present invention and simplification of the description, and
It is not that the device of indication or suggestion meaning or element must have a particular orientation, be constructed and operated in a specific orientation, therefore
It is not considered as limiting the invention.In addition, term " first ", " second ", " third " are used for description purposes only, and cannot manage
Solution is indication or suggestion relative importance.
As shown in Fig. 1 to 2, brake control device of rail transit vehicle includes EP module 1, pop valve 2, empty and load brake regulator 3, relay valve
4 and the electronic brake control unit EBCU12 of EP module 1 can be controlled.
Pop valve 2 passes through piping connection relay valve 4 by piping connection empty and load brake regulator 3, empty and load brake regulator 3, and EP module 1 includes
Solenoid valve 1.1 and exhaust solenoid valve 1.2 are inflated, solenoid valve 1.1 and exhaust solenoid valve 1.2 is inflated and passes through piping connection pop valve
2。
Empty and load brake regulator 3 is lever balance-type, is averaged valve 5 by piping connection.Average valve 5 respectively with multiple air springs 6
Pipeline be connected, to by the pressure of multiple air springs 6 it is average after output to empty and load brake regulator 3, to defeated by empty and load brake regulator 3
The pre- governor pressure for being sent to relay valve 4 is limited.
Inflation solenoid valve 1.1, pop valve 2 and the relay valve 4 of EP module 1 are all connected with the braking storage cylinder of motor vehicle braking system
11, relay valve 4 connects atmosphere and checking cylinder 9, and exhaust solenoid valve 1.2 connects atmosphere.
When service braking, vehicle issues service braking instruction, and electronic brake control unit EBCU12 is according to braking instruction, control
The inflation solenoid valve 1.1 of EP module processed is opened, and exhaust solenoid valve 1.2 is closed, and the compressed air in cylinder 11 is stored up in self-retention in future
It introduces, is converted into pre- governor pressure.Pre- governor pressure is sent to empty and load brake regulator 3 through pop valve 2, by the detection of empty and load brake equipment 3
After limitation, it is sent to relay valve 4, so that relay valve 4 is opened the connecting path of braking storage cylinder 11 and checking cylinder 9, and then make to brake
Storage cylinder 11 is sent into brake-cylinder pressure corresponding with electric signal into checking cylinder 9, and checking cylinder 9 is acted according to brake-cylinder pressure,
Brake shoe/piece the movement for controlling vehicle, generates corresponding brake force, brakes to vehicle.
When release of brake, vehicle issues release of brake instruction, and electronic brake control unit EBCU12 is controlled according to instruction is alleviated
The exhaust solenoid valve 1.2 of EP module 1 processed is opened, and inflation solenoid valve 1.1 is closed, and the pre- governor pressure in relay valve 4 is passed through bare weight
Vehicle valve 3, pop valve 2 and exhaust solenoid valve 1.2 are discharged in atmosphere.The relay valve 4 for losing pre- governor pressure opens checking cylinder 9 and big
The connecting path of gas, the brake pressure in checking cylinder 9 are discharged in atmosphere, and checking cylinder 9 playbacks, while driving brake shoe/piece playback,
Brake force becomes 0, alleviates to the braking of vehicle.
When emergency braking, vehicle issues emergency braking instruction, the urgent loop commands line power-off of vehicle, and control pop valve 2 is beaten
It opens, the compressed air in braking storage cylinder 11 directly passes through pop valve 2 and enters, and pre- governor pressure, pre- governor pressure are formed in pipeline
After limiting by empty and load brake regulator 3, it is sent to relay valve 4, relay valve 4 is made to open the connecting path of braking storage cylinder 11 and checking cylinder 9,
And then braking storage cylinder 11 is made to be sent into brake pressure into checking cylinder 9, checking cylinder 9 controls vehicle under the action of brake-cylinder pressure
Brake shoe/piece movement, generate brake force, to vehicle carry out emergency braking.
When service braking, if EP module 1 is damaged, pop valve 2 can be used as the alternate brake control unit of EP module 1, generate
Required pre- governor pressure when service braking carries out service braking to vehicle.When emergency braking, if pop valve 2 damages, EP module
The 1 pre- governor pressure of EMER emergency that can be generated generates required pre- governor pressure when emergency braking, to vehicle by pop valve 2
Carry out emergency braking.Pop valve 2 and the mutual redundancy of EP module 1, improve the safety of braking system, ensure that the peace of vehicle
Battalion for the national games.
The empty spring pressure of each air spring 6 of vehicle, is all output to average valve 5, by average valve 5 by each empty spring pressure
After average, output adjusts pre- pressure control of the conveying to relay valve 4 according to the empty spring pressure of input to empty and load brake regulator 3, empty and load brake regulator 3
The limits value of power.
Empty and load brake regulator adjusts the limits value of pre- governor pressure according to empty spring pressure, and when vehicle load increases, empty spring pressure is therewith
When increase, the limits value of pre- governor pressure is also increased with it, i.e., empty and load brake regulator 3 can be by bigger pre- governor pressure, in car
When anxious braking, relay valve 4 can input bigger brake-cylinder pressure to checking cylinder 9, and vehicle generates bigger brake force, adapt to car weight
Emergency braking when larger guarantees emergency braking effect.When vehicle load is smaller, the limits value of pre- governor pressure is then decreased,
Lower brake force in emergency braking, emergency braking when adaptation car weight is smaller guarantees emergency braking effect.
The limits value of the pre- governor pressure of empty and load brake regulator is adjusted according to the empty spring pressure of reaction vehicle load, makes promptly to make
When dynamic, brake force adapts to car weight, avoids brake force excessive, causes the accidents such as wheel flat, also avoids brake force too small, Wu Fabao
Demonstrate,prove the effect of emergency braking.
For forced alleviation during service braking or emergency braking, braked, relay valve 4 and bare weight are connected
Forced graduated release valve 7 is installed on the pipeline of vehicle valve 3, is connected between relay valve 4 and empty and load brake regulator 3 to cut off, and by relay valve 4
In pre- governor pressure be discharged in atmosphere.
During service braking or emergency braking, EP module 1 or pop valve 2 convey pre- governor pressure, pre-control to relay valve 4
If pre- governor pressure can not be discharged in pressure by the exhaust solenoid valve 1.2 of EP module 1, release of brake is carried out, operation can be passed through at this time
Forced alleviation button in vehicle control system issues to force and alleviates electric signal, controls and graduated release valve 7 is forced to start, truncation comes from
The pre- governor pressure of empty and load brake regulator 3 makes it through forced 7 row Xiang great Qi of graduated release valve, while coming into the pre- pressure control in relay valve 4
Power empties pre- governor pressure also by forced 7 row Xiang great Qi of graduated release valve.
The relay valve 4 for losing pre- governor pressure opens the connecting path of checking cylinder 9 and atmosphere, the brake pressure in checking cylinder 9
It is discharged in atmosphere, checking cylinder 9 playbacks, while driving brake shoe/piece playback, and brake force becomes 0, delays to the braking of vehicle
Solution.
Force graduated release valve 7 that can empty pre- governor pressure, the compression for enabling relay valve 4 to empty whole checking cylinder pipeline is empty
Gas, due to will be installed antiskid valve between relay valve 4 and checking cylinder 9, even if relay valve 4 between antiskid valve, antiskid valve to brake
Pressure between cylinder 9 is reduced to 0, ensure that the consistency of antiskid valve upstream and downstream brake-cylinder pressure, and vehicle can monitor very
Real brake pressure state, the operators such as driver avoid so as to intuitively, accurately judge whether brake-cylinder pressure has emptied
Driver is judged by experience, to prevent the problems such as causing strap brake to drive a vehicle.
In order to simulate different car weights, mould can be connected by connecting to be equipped on the pipeline between empty and load brake regulator 3 and average valve 5
The analog measurement interface 8 of quasi- check weighing connector.Simulation check weighing connector is installed by analog measurement interface 8, check weighing connector energy will be simulated
Enough protrude into analog measurement interface 8, the connection between empty and load brake regulator 3 and average valve 5 cut off, and by simulation test connector to
Empty spring pressure is simulated in the conveying of empty and load brake regulator 3, simulates the load of vehicle under non-virtual condition, and then manual adjustment empty and load brake regulator 3
Pre-control pressure limit value.Without vehicle practical adjustments load-carrying, can test tracks vehicle brake control apparatus under different load-carryings
Working condition, while it is not necessary that empty spring is isolated, vehicle debugging and maintenance operation are convenient, improve the maintainability of vehicle.
Relay valve 4 connects brake-cylinder pressure switch 10 by piping connection checking cylinder 9, checking cylinder 9.Brake-cylinder pressure switch
10 are connected with the pipeline of checking cylinder 9, according to the brake-cylinder pressure value detected, generate corresponding electric signal.When checking cylinder pressure
Power switch 10 detects that the pressure of checking cylinder is higher than setting value, and two contact closures of brake-cylinder pressure switch 10 generate switch electricity
Signal is sent to the control system of vehicle, and the control system of vehicle generates braking according to the state of brake-cylinder pressure switch 10 at this time
Apply status information；When brake-cylinder pressure switch 10 detects the pressure of checking cylinder lower than setting value, brake-cylinder pressure switch 10
Two contacts disconnect, generate switched electrical signal and be sent to the control system of vehicle, the control system of vehicle is according to checking cylinder at this time
The state of pressure switch 10 generates brake relief state information；Apply status information and brake relief state information by braking,
It is capable of the on-position of accurate feedback vehicle.
Relay valve 4 is connected with the brake pressure for detecting brake-cylinder pressure by piping connection checking cylinder 9, checking cylinder 9
Sensor 13, air spring 6 are connected with the empty spring pressure sensor 14 for detecting empty spring pressure.
Brake-pressure sensor 13 and empty spring pressure sensor 14 are electrically connected with electronic brake control unit EBCU12, are used
So that electronic brake control unit EBCU12 receives the braking that brake-pressure sensor 13 and empty spring pressure sensor 14 detect
Cylinder pressure and empty spring pressure.
Electronic brake control unit EBCU12 calculates the load of vehicle according to empty spring pressure gauge, and according to car load and system
Dynamic deceleration demand, calculates brake force needed for train, and then calculate required brake-cylinder pressure according to foundation brake parameter, i.e.,
Brake-cylinder pressure target value.
In order to guarantee export checking cylinder pressure accuracy, electronic brake control unit EBCU12 by brake pressure biography
Sensor 13 acquires current brake-cylinder pressure in real time, and is compared with brake-cylinder pressure target value.If current checking cylinder pressure
Power is not up within brake-cylinder pressure target range, then electronic brake control unit EBCU12 controls the inflation electricity of EP module 1
Magnet valve 1.1 and exhaust solenoid valve 1.2 act, and adjust the pre- governor pressure of output, i.e., are greater than brake-cylinder pressure mesh in brake-cylinder pressure
When scale value range, the pre- governor pressure of output is reduced；When brake-cylinder pressure is less than brake-cylinder pressure target range, increase output
Pre- governor pressure, until relay valve 4 export brake-cylinder pressure reach within target range.It is closed using brake-cylinder pressure
Ring control eliminates influence of the mechanical valves performance indicator such as relay valve variation to control result, ensure that final output checking cylinder
Accuracy, the stability of pressure.
Claims (2)
1. a kind of brake control device of rail transit vehicle, including EP module (1), pop valve (2), empty and load brake regulator (3), relay valve (4)
And the electronic brake control unit EBCU (12) of EP module (1) can be controlled, the pop valve (2) passes through piping connection bare weight
Vehicle valve (3), for the empty and load brake regulator (3) by piping connection relay valve (4), the EP module (1) includes inflation solenoid valve (1.1)
With exhaust solenoid valve (1.2), the inflation solenoid valve (1.1) and exhaust solenoid valve (1.2) pass through piping connection pop valve
(2),
It is characterized in that, the empty and load brake regulator (3) is lever balance-type, it is averaged valve (5) by piping connection, the average valve
(5) be connected respectively with the pipeline of multiple air springs (6), to by the pressure of multiple air springs (6) it is average after export to
Empty and load brake regulator (3) is limited being conveyed by empty and load brake regulator (3) to the pre- governor pressure of relay valve (4)；
Connection relay valve (4) and empty and load brake regulator (3) pipeline on forced graduated release valve (7) are installed, to cut off relay valve (4) with
Empty and load brake regulator connects between (3), and the pre- governor pressure in relay valve (4) is discharged in atmosphere；
The simulation survey that simulation check weighing connector can be connect is installed on the pipeline between connection empty and load brake regulator (3) and average valve (5)
Try mouth (8), to make to simulate check weighing connector can extend into analog measurement interface (8) by empty and load brake regulator (3) and average valve (5) it
Between connection cutting, and so that simulation test connector is conveyed to empty and load brake regulator (3) and simulate empty spring pressure；
The relay valve (4) is connected with by piping connection checking cylinder (9), the checking cylinder (9) for detecting brake-cylinder pressure
Brake-pressure sensor (13), the air spring (6) is connected with the empty spring pressure sensor for detecting empty spring pressure
(14)；
The brake-pressure sensor (13) and empty spring pressure sensor (14) are electric with electronic brake control unit EBCU (12)
Connection, to make electronic brake control unit EBCU (12) to receive brake-cylinder pressure and empty spring pressure, and according to brake-cylinder pressure
EP module (1) is controlled with empty spring pressure.
2. brake control device of rail transit vehicle according to claim 1, which is characterized in that the relay valve (4) passes through pipe
Road connects checking cylinder (9), and the checking cylinder (9) is connected with brake-cylinder pressure switch (10), switch brake-cylinder pressure
(10) switched electrical signal is generated according to brake-cylinder pressure, and then coupled vehicle control system can be made to generate braking and applied
Status information or brake relief state information.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711224376.0A CN107963071B (en) | 2017-11-29 | 2017-11-29 | Brake control device of rail transit vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711224376.0A CN107963071B (en) | 2017-11-29 | 2017-11-29 | Brake control device of rail transit vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107963071A CN107963071A (en) | 2018-04-27 |
| CN107963071B true CN107963071B (en) | 2019-08-20 |
Family
ID=61998080
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711224376.0A Active CN107963071B (en) | 2017-11-29 | 2017-11-29 | Brake control device of rail transit vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107963071B (en) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109030024A (en) * | 2018-08-09 | 2018-12-18 | 中车长春轨道客车股份有限公司 | A kind of rail vehicle relay valve shows vehicle detection method |
| DE102018215295A1 (en) * | 2018-09-07 | 2020-03-12 | Knorr-Bremse Systeme für Schienenfahrzeuge GmbH | Distributed controller structure to achieve optimized controller properties and increased valve service life |
| CN109455194A (en) * | 2018-10-25 | 2019-03-12 | 华强方特（芜湖）文化科技有限公司 | A kind of multistage brake formula railcar |
| IT201900012480A1 (en) * | 2019-07-22 | 2021-01-22 | Faiveley Transport Italia Spa | Electro-pneumatic control system for service braking, for at least one railway vehicle |
| US11718281B2 (en) * | 2020-12-01 | 2023-08-08 | Faiveley Transport Rail Technologies India Private Limited | Brake control system |
| JP2022118568A (en) * | 2021-02-02 | 2022-08-15 | ナブテスコ株式会社 | Brake control device for railway vehicle, and brake device for railway vehicle |
| CN113295441A (en) * | 2021-05-25 | 2021-08-24 | 中车齐齐哈尔车辆有限公司 | Brake test control system and method and reliability test system for railway vehicle brake component |
| CN113104058B (en) * | 2021-05-28 | 2023-01-06 | 中车青岛四方车辆研究所有限公司 | Air brake control unit, brake control device and method for railway vehicle |
| CN113291276B (en) * | 2021-06-29 | 2022-04-19 | 中车制动系统有限公司 | Pressure control method and system for brake cylinder of urban rail vehicle |
| CN113335244B (en) * | 2021-07-01 | 2022-05-03 | 中车制动系统有限公司 | Device and method for adjusting empty and heavy vehicle valves of railway vehicle and brake control device |
| CN114954388B (en) * | 2022-05-18 | 2023-04-07 | 中车制动系统有限公司 | Emergency braking control system and method |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100475619C (en) * | 2006-06-07 | 2009-04-08 | 吴萌岭 | Microcomputer control simulation type through current air-liquid conversion train braking system |
| CN202541577U (en) * | 2012-04-26 | 2012-11-21 | 青岛四方车辆研究所有限公司 | Parking brake control unit for urban rail vehicle |
| CN103043075A (en) * | 2012-12-24 | 2013-04-17 | 青岛四方车辆研究所有限公司 | Empty and load valve for high-speed motor train units and urban rail transit vehicles |
| CN105383475A (en) * | 2015-11-25 | 2016-03-09 | 南京浦镇海泰制动设备有限公司 | Brake control device for railway vehicle |
-
2017
- 2017-11-29 CN CN201711224376.0A patent/CN107963071B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN107963071A (en) | 2018-04-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107963071B (en) | Brake control device of rail transit vehicle | |
| US11180128B2 (en) | System and method for controlling centralized brake of vehicles, a motor train set brake control system | |
| CN204302015U (en) | 30 tons of axle heavy-duty machine car motor vehicle braking system all-around test stand testing arrangements | |
| CN107298111B (en) | A kind of empty electrical brake system for goods train | |
| CN110053600B (en) | Rail locomotive braking system and emergency redundant access detection method thereof | |
| CN101508288B (en) | Air-pressure electric-control auxiliary brake device | |
| CA2212105C (en) | Dual pneumatic trainline control unit | |
| CN102009646B (en) | Control system for distribution valve of brake system of storage battery power engineering truck | |
| CN102152800B (en) | Wagon brake system | |
| CN206086704U (en) | Based on how redundant train pipeline pressure controlling means of locomotive brake system | |
| CN102951173B (en) | A kind of rail vehicle braking system emergency braking apparatus and braking method thereof | |
| CN101767583A (en) | Pressure control device for equalizing reservoir of motor vehicle | |
| CN108944880A (en) | A kind of electrical brake system, railway freight-car and its braking method | |
| CN104260745A (en) | Motor train unit brake control unit | |
| WO2022105649A1 (en) | Virtual track train and method for controlling pressure of brake cylinder thereof, braking system and method therefor | |
| CN201573638U (en) | Pressure controlling device for locomotive equalizing reservoir | |
| CN108909768A (en) | Microcomputer controlled electro-hydraulic switching brake system and method | |
| CN113060113B (en) | Safe standby brake anti-skid system and method for railway vehicle-mounted brake control | |
| CN103543021A (en) | Portable subway brake system tester | |
| CN203020300U (en) | Brake control unit used for high-speed multiple unit train and urban rail transit vehicle | |
| CN201646705U (en) | Traffic vehicle brake system of vehicle-control track | |
| CN112026734A (en) | Air brake isolation device of railway vehicle and control circuit of emergency brake interlocking | |
| CN103010251B (en) | EMU and city rail traffic vehicle brak control unit | |
| CN102189986B (en) | High-reliability rail transit vehicle brake system | |
| CN113060112B (en) | Safe backup braking system and method for on-track brake control |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |