WO2022021055A1 - 一种铁路货车制动控制系统及控制方法 - Google Patents
一种铁路货车制动控制系统及控制方法 Download PDFInfo
- Publication number
- WO2022021055A1 WO2022021055A1 PCT/CN2020/105138 CN2020105138W WO2022021055A1 WO 2022021055 A1 WO2022021055 A1 WO 2022021055A1 CN 2020105138 W CN2020105138 W CN 2020105138W WO 2022021055 A1 WO2022021055 A1 WO 2022021055A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- valve
- control
- ecp
- pressure
- freight car
- 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.)
- Ceased
Links
Images
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
- B60T17/00—Component parts, details, or accessories of power brake systems not covered by groups B60T8/00, B60T13/00 or B60T15/00, or presenting other characteristic features
- B60T17/18—Safety devices; Monitoring
- B60T17/22—Devices for monitoring or checking brake systems; Signal devices
- B60T17/228—Devices for monitoring or checking brake systems; Signal devices for railway vehicles
-
- 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
- B60T13/665—Electrical control in fluid-pressure brake systems the systems being specially adapted for transferring two or more command signals, e.g. railway systems
-
- 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
- B60T8/00—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
- B60T8/18—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to vehicle weight or load, e.g. load distribution
- B60T8/1893—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to vehicle weight or load, e.g. load distribution especially adapted for railway vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61H—BRAKES OR OTHER RETARDING DEVICES SPECIALLY ADAPTED FOR RAIL VEHICLES; ARRANGEMENT OR DISPOSITION THEREOF IN RAIL VEHICLES
- B61H13/00—Actuating rail-vehicle brakes
Definitions
- the invention belongs to the technical field of train braking control, and in particular relates to a railway freight car braking control system and control method.
- Vehicle air braking is one of the braking methods of railway rolling stock. The pressure of the air controls the braking of the train.
- the purpose of the present invention is to provide a railway freight car braking control system and control method to achieve the purpose of high braking synchronization, good deceleration consistency and real-time self-monitoring , thereby effectively improving the safety and efficiency of railway freight cars.
- a railway freight car braking control system comprising a train tube and a plurality of disc brakes, each wheel of the railway freight car is braked by each disc brake, and an ECP control host and a A distribution valve connected to the train pipe, the distribution valve is connected with a plurality of relay valves, and each relay valve corresponds to each bogie of the railway freight car, and each disc brake of the same bogie is connected to the corresponding bogie. the relay valve;
- each bogie is provided with at least one weighing valve and each weighing valve is respectively connected to the auxiliary air cylinder and the relay valve;
- ECP pre-control room It also includes an ECP pre-control room, the ECP pre-control room is communicated with the train pipe, and the pressure change in the ECP pre-control room is controlled by the ECP control host to discharge the pressurized air in the train pipe.
- a speed synchronization control host which is connected with a plurality of speed sensors, and each speed sensor measures the speed of each wheel of the railway freight car, so as to transmit the speed data of each wheel to the speed synchronization control host in real time.
- each of the speed sensors is installed on the axle end of each wheel of the railway freight car, and the transmission between the speed sensor and the wheel is realized by means of gear speed measurement.
- each of the disc brakes is connected to the corresponding relay valve through an independent pipeline, and each pipeline is provided with an electromagnetic air exhaust valve, and each electromagnetic air exhaust valve is respectively connected with the speed synchronous control host.
- the exhaust air volume of each electromagnetic exhaust valve is used to further decompose the compressed air from the relay valve to each disc brake.
- a pressure relay is connected to the train pipe, so as to control the circuit on and off of each of the electromagnetic exhaust valves through the pressure relay.
- MUD main valve plate one side of the MUD main valve plate is installed with the relay valve and the distribution valve, and the other side is installed with the ECP control host, ECP pre-control room, control air cylinder, pressure relay and each electromagnetic exhaust valve to realize the integrated design of the whole system.
- shut-off valve is provided between the distribution valve and the train pipe, so as to cut off or connect the distribution valve and the train pipe.
- it also includes a plurality of pressure sensors connected to the ECP control host, and each of the pressure sensors respectively measures the pressure of the train pipe, the pressure of the control air cylinder, the output pressure of the distribution valve and the output pressure of the relay valve to judge the vehicle. Whether the air brake system is faulty.
- the ECP control host is transmitted to the external equipment through the RS485 communication line, and the speed synchronous control host is installed in the general control cabinet of the railway freight car to realize timely transmission and feedback of fault information.
- the present invention also provides a railway freight car braking control method, the method is applied to the above-mentioned railway freight car braking control system, and the method includes:
- the air in the auxiliary air cylinder is controlled to flow to each relay valve through the distribution valve;
- Each relay valve decomposes its output pressure to each disc brake according to the output of each weighing valve
- Each disc brake performs the braking action.
- the method also includes:
- a speed sensor is arranged at the end of the axle of each wheel of the railway freight car, and the speed of each wheel is measured by the speed sensor and fed back to the speed synchronous control host;
- An electromagnetic exhaust valve is arranged on the connecting pipeline between the relay valve and each disc brake;
- the speed synchronous control host controls the corresponding electromagnetic exhaust valve according to the rotational speed data of each wheel to control the output pressure to each disc brake.
- the ECP control host continuously measures the pressure of the train pipe, the pressure of the control air cylinder, the output pressure of the distribution valve and the output pressure of the relay valve through the pressure sensor, and judges whether the vehicle is normal according to the corresponding relationship of each output pressure. whether a failure occurs.
- the ECP control host cooperates with the distribution valve of the vehicle to implement the braking action.
- the wireless ECP host implements the train synchronously through the wireless network.
- the brake control is further completed by the pressure air in the auxiliary air cylinder, and during the braking control process, the relay valve will further control the pressure air according to the weight of the vehicle body.
- the speed synchronization control host After being decomposed to each disc brake, at the same time, the speed synchronization control host will also control the electromagnetic exhaust valve according to the speed of each wheel to control the output pressure of each disc brake, thereby achieving high braking synchronization and consistent deceleration.
- the purpose of good performance can effectively improve the safety and use efficiency of railway freight cars.
- Fig. 1 is the overall system frame diagram of the railway freight car braking control system provided by the present invention
- Fig. 2 is a side structure schematic diagram of the railway freight car braking control system provided by the present invention.
- Fig. 3 is the structural schematic diagram on the other side of the railway freight car braking control system provided by the present invention.
- 1-MUD main valve plate 2-speed synchronous control host, 3-output pressure measurement point of relay valve, 4-electromagnetic exhaust valve, 5-block valve, 6-distribution valve, 7-ECP control host, 8- Vehicle monitor, 9-pressure relay, 10-relay valve, 11-speed sensor, 12-disc brake, 13-weighing valve, 14-ECP pre-control room, 15-control air cylinder, 16-auxiliary air cylinder, 17 - Train tube.
- ECP pre-control room The air in the ECP pre-control room is the air leading air source of the ECP control host and the control air source of the ECP control host.
- the ECP control host controls the exhaust of the train pipe by controlling the air pressure in the air cylinder. Its working principle
- the publication number is: CN201911305491.X, and the name of the invention is: A vehicle electro-pneumatic braking control device has been described in detail, and will not be repeated here.
- Control air cylinder The air in the control air cylinder is the control air source of the distribution valve.
- Distribution valve the function of the distribution valve The distribution valve controls the inflation and exhaust of the action air cylinder according to the pressure change in the train pipe, and realizes the braking, pressure maintenance or relief of the locomotive through the action of the direction change valve and the action valve.
- Train pipe The air duct used to brake the train is the brake pipe, also called the train pipe.
- the present invention provides a railway freight car braking control system, which includes a train tube 17 and a plurality of disc brakes 12, and each wheel of the railway freight car is braked by each disc brake 12, respectively, Performing the braking action on each wheel through the action of the disc brake 12 is a conventional technical means on the train, and will not be repeated here.
- the distribution valve 6 is connected with a plurality of relay valves 10, and each relay valve 10 corresponds to each bogie of the railway freight car, and each disc brake 12 of the same bogie is connected to the bogie by air path.
- Corresponding relay valve 10 in this embodiment, taking two groups of wheels arranged on the same bogie as an example, the same bogie is equipped with a relay valve 10, and the output end of the relay valve 10 passes through a separate pipe There are two disc brakes 12 connected to the road, so as to decompose the air pressure at the output end of the relay valve 10, each disc brake 12 brakes each group of wheels of the bogie respectively, and thus can be well controlled. Disc brakes 12 act consistently and smoothly. In practical applications, the use of the relay valve 10 can ensure good decomposition of the compressed air.
- each bogie is provided with a weighing valve 13 and each weighing valve 13 is respectively connected to the auxiliary air cylinder 16 and the relay valve 10.
- the cylinder 16 provides the air source for the work of each weighing valve 13 , and the output of the relay valve 10 is adaptively adjusted according to the output data of the weighing valve 13 .
- the weighing valve 13 is used for sensing weight, and the relay valve 10 adjusts its own output according to the output data of the weighing valve 13 to control the output pressure.
- the ECP pre-control room 14 is communicated with the train pipe 17, and the ECP control host 7 controls the air pressure change in the ECP pre-control room 14 to discharge the pressurized air in the train pipe 17, the ECP pre-control room 14, the train The pipe 17 and the ECP control host 7 are communicated through pipelines.
- the ECP control host 7 includes an on-off solenoid valve as disclosed in the prior art (CN201911305491.X), which has been disclosed in the patent technology " The air pressure change in the pre-control room acts on the control of the train pipe pressure through the relay valve (the "relay valve” in CN201911305491.X, which is different from the "relay valve” in this embodiment).
- the lower space is connected to the train pipe, so that the pressure of the lower space of the diaphragm of the relay valve is the same as the pressure of the train pipe.
- the pressure of the space above the diaphragm of the relay valve is lower than that of the space below the diaphragm. pressure, the diaphragm moves upward and drives the exhaust valve to open, so that the pressure gas in the train pipe is discharged to realize the subsequent braking function”; also includes the ECP controller, which is networked in the local area network through the ECP controller, and can receive Remote control, each ECP controller in the local area network can realize the synchronous control of the electrical control signal of the switch solenoid valve.
- the working principle of the ECP control host 7 controlling the pressure change in the ECP pre-control chamber 14 to discharge the pressurized air in the train pipe 17 will not be further elaborated.
- the pressurized air in the train pipe 17 When the pressurized air in the train pipe 17 is discharged, it will This causes the air pressure in the train pipe 17 to drop, which is then sensed by the distribution valve 6 to perform subsequent braking actions.
- a speed synchronous control host 2 is also included.
- the speed synchronous control host 2 is installed in the general control cabinet of the railway freight car.
- the speed synchronous control host 2 is connected to There are a plurality of speed sensors 11, and each speed sensor 11 measures the speed of each wheel of the railway freight car.
- each of the speed sensors 11 is installed on the axle end of each wheel of a railway freight car, and each of the speed sensors 11 measures the rotation speed of each wheel by means of gear speed measurement.
- the speed sensor 11 can transmit the rotational speed data of each wheel to the speed synchronous control host 2, so that the speed synchronous control host 2 analyzes and processes the rotational speed data and outputs corresponding control commands.
- Each of the disc brakes 12 is connected to the corresponding relay valve 10 through an independent pipeline to ensure that the air output by the relay valve 10 can be further decomposed to meet the air pressure requirements of different disc brakes 12 , and each pipeline is respectively provided with an electromagnetic exhaust valve 4, in this embodiment, there are four electromagnetic exhaust valves 4 in total, every two electromagnetic exhaust valves 4 correspond to a relay valve 10, each electromagnetic exhaust valve 4 are respectively connected with the speed synchronous control host 2, and the speed synchronous control host 2 transmits control instructions to each electromagnetic exhaust valve 4 to further control the air pressure of each disc brake 12. In practical applications, the speed synchronous control host 2.
- a pressure relay 9 is connected to the train tube 17, the circuit of the speed synchronous control host 2 is controlled by the pressure relay 9, and the pressure relay 9 is connected in series with the power circuit of the speed synchronous control host 2
- the pressure relay 9 makes corresponding actions according to the pressure change in the train tube 17. For example, when the train tube 17 is higher than the set value, the pressure relay 9 will act to control the power supply of the main engine 2 synchronously at the speed.
- the circuit is turned on, the speed synchronous control host 2 is in the working state, the speed synchronous control host 2 receives the rotational speed data fed back by each speed sensor 11, and controls the air volume of each electromagnetic exhaust valve 4.
- MUD main valve plate 1 which is 910*360*40mm aluminum. Alloy brazing plate, the weighing valve 13 and the distribution valve 6 are installed on one side of the MUD main valve plate 1, and the ECP control host 7, ECP pre-control chamber 14, control air cylinder 15, The shut-off valve 5, the pressure relay 9 and each of the electromagnetic exhaust valves 4 can finally realize the integrated plate structure design of the whole system.
- the train pipe 17, the control air cylinder 15, the output port of the distribution valve 6, the output port of the relay valve 10 and the ECP pre-control air cylinder are respectively connected through the pipeline interface on the MUD main valve plate 1.
- the specific pipeline arrangement is based on It is enough to actually carry out an adaptive design, and refer to the system frame diagram of FIG. 1 for the connection relationship of the pipelines.
- the ECP control host 7 continuously measures the pressure of the train pipe 17, the pressure of the control air cylinder 15, the output pressure of the distribution valve 6 and the output pressure of the relay valve 10 through the pressure sensor. Whether the relationship is normal or not can determine whether the vehicle is faulty, and the air brake fault detected by the ECP control host 7 is transmitted to the external device through the RS485 communication line, so that the staff can carry out timely maintenance.
- the entire braking system can work normally.
- a plurality of ECP control hosts 7 are arranged on the entire railway freight car, and each ECP control host 7 has a wireless communication function. Each ECP control host 7 in the train is in the same local area network. The generated control instructions and the vehicle fault information monitored by the on-board monitor 10 are all wirelessly transmitted in the local area network.
- the ECP control host 7 When the train performs the braking operation, the ECP control host 7 performs the air discharge action in the train pipe 17 synchronously through the wireless network, and the distribution valve 6 further controls the air flow in the auxiliary air cylinder 16 to the disc brake 12 after sensing the pressure drop in the train pipe 17. output air pressure control;
- the relay valve 10 further decomposes and controls the output pressure according to the vehicle body weight fed back by the weighing valve 13 and outputs it to the disc brake 12 through the pipeline;
- the speed sensor 11 at the end of the axle collects the wheel speed, and the speed synchronous control host 2 controls the electromagnetic exhaust valve 4 to further decompose and control the output pressure to the disc brake 12 according to the wheel speed data;
- the present invention also provides a railway freight car braking control method, which is applied to the above-mentioned railway freight car braking control system, and the control method includes:
- Each relay valve 10 decomposes its output pressure to each disc brake 12 according to the output of each weighing valve 13 , the weighing valve 13 senses the weight, and the relay valve 10 adjusts itself according to the output data of the weighing valve 13 output, and then decompose the output pressure air and pass it to each disc brake 12;
- a speed sensor 11 is arranged at the axle end of each wheel of the railway freight car, and the speed of each wheel is measured by the speed sensor 11 and fed back to the speed synchronization control host 2;
- Electromagnetic air exhaust valves 4 are respectively arranged on the connecting pipelines between the relay valve 10 and each disc brake 12;
- the speed synchronous control host 2 controls the corresponding electromagnetic exhaust valve 4 according to the rotational speed data of each wheel, so as to control the output pressure to each disc brake 12, and realize the deceleration control of the four axles of the vehicle;
- Each disc brake performs braking action.
- the ECP control host 7 continuously measures the pressure of the train pipe 17, the pressure of the control air cylinder 15, the output pressure of the distribution valve 6 and the output pressure of the relay valve 10 through the pressure sensor. Whether the corresponding relationship of the output pressure is normal determines whether the vehicle is faulty. The detected air brake fault is transmitted to the external equipment through the RS485 communication line, so that the staff can carry out timely maintenance.
- any description of a process or method in the flowcharts or otherwise described herein may be understood to represent a module, segment or portion of code comprising one or more executable instructions for implementing a specified logical function or step of the process , and the scope of the preferred embodiments of the present application includes alternative implementations in which the functions may be performed out of the order shown or discussed, including performing the functions substantially concurrently or in the reverse order depending upon the functions involved, which should It is understood by those skilled in the art to which the embodiments of the present application belong.
- each functional unit in each embodiment of the present application may be integrated into one processing module, or each unit may exist physically alone, or two or more units may be integrated into one module.
- the above-mentioned integrated modules can be implemented in the form of hardware, and can also be implemented in the form of software function modules. If the integrated modules are implemented in the form of software functional modules and sold or used as independent products, they may also be stored in a computer-readable storage medium.
- the above-mentioned storage medium may be a read-only memory, a magnetic disk or an optical disk, and the like.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Regulating Braking Force (AREA)
- Braking Systems And Boosters (AREA)
- Valves And Accessory Devices For Braking Systems (AREA)
Abstract
一种铁路货车制动控制系统，包括列车管（17）和多个盘型制动器（12），通过各个盘型制动器（12）分别对铁路货车的各个车轮进行制动，还包括ECP控制主机（7）和连通于列车管（17）的分配阀（6），所述分配阀（6）连通有多个中继阀（10）且各个中继阀（10）分别与铁路货车的各转向架对应，同一转向架的各个盘型制动器（12）均连通至该转向架所对应的中继阀（10）；还包括分别与分配阀（6）连通的控制风缸（15）和副风缸（16），各转向架设有至少一个称重阀（13）且各个称重阀（13）分别连通至副风缸（16）和中继阀（10）；还包括ECP预控室（14），所述ECP预控室（14）与列车管（17）连通，并通过ECP控制主机（7）控制ECP预控室（14）内气压变化以使列车管（17）内的压力空气排出，以达到制动同步性高、减速度一致性好以及能实时自我监测的目的。及一种铁路货车制动控制方法。
Description
本发明属于列车制动控制的技术领域，具体而言，涉及一种铁路货车制动控制系统及控制方法。
现有的UIC标准适用国家的铁路货车制动系统，目前大多依旧使用传统的纯空气控制，车辆空气制动是铁路机车车辆制动方式之一，是以压缩空气作为制动原动力，以改变压缩空气的压强来操纵控制列车的制动。
对于车辆空气制动部分尚未有一套成熟完备的自我诊断系统，研制一套制动同步性高、减速度一致性好、能实时自我监测的电空制动系统能有效提高铁路货车的安全性和使用效率。
发明内容
鉴于此，为了解决现有技术存在的上述问题，本发明的目的在于提供一种铁路货车制动控制系统及控制方法以达到制动同步性高、减速度一致性好以及能实时自我监测的目的，进而有效提高铁路货车的安全性和使用效率。
本发明所采用的技术方案为：一种铁路货车制动控制系统，包括列车管和多个盘型制动器，通过各个盘型制动器分别对铁路货车的各个车轮进行制动，还包括ECP控制主机和连通于列车管的分配阀，所述分配阀连通有多个中继阀且各个中继阀分别与铁路货车的各转向架对应，同一转向架的各个盘型制动器均连通至该转向架所对应的中继阀；
还包括分别与分配阀连通的控制风缸和副风缸，各转向架设有至少一个称 重阀且各个称重阀分别连通至副风缸和中继阀；
还包括ECP预控室，所述ECP预控室与列车管连通，并通过ECP控制主机控制ECP预控室内气压变化以使列车管内的压力空气排出。
进一步地，还包括速度同步控制主机，所述速度同步控制主机连接有多个速度传感器，各个速度传感器分别对铁路货车的各个车轮进行测速，以将各个车轮的转速数据实时传输至速度同步控制主机。
进一步地，各所述速度传感器安装于铁路货车的各个车轮的车轴端部，通过齿轮测速的方式实现速度传感器与车轮之间的传动。
进一步地，各所述盘型制动器通过独立的管路连通至对应的中继阀，且各个管路上设有电磁排风阀，各个电磁排风阀分别与所述速度同步控制主机连接，通过控制各个电磁排风阀的排风风量，以对中继阀至各个盘型制动器的压力空气作进一步分解。
进一步地，所述列车管上连通有压力继电器，以通过压力继电器控制各所述电磁排风阀的电路通断。
进一步地，还包括MUD主阀板，所述MUD主阀板的一侧安装有所述中继阀和分配阀，另一侧安装有所述ECP控制主机、ECP预控室、控制风缸、压力继电器和各所述电磁排风阀，以实现整个系统的集成化设计。
进一步地，所述分配阀与列车管之间设有截断阀，以将分配阀与列车管之间切断或接通。
进一步地，还包括与ECP控制主机连接的多个压力传感器，各所述压力传感器分别测量列车管的压力、控制风缸的压力、分配阀的输出压力和中继阀的输出压力，以判断车辆空气制动系统是否发生故障。
进一步地，所述ECP控制主机通过RS485通讯线传输到外接设备，且速度同步控制主机装于铁路货车的总控制柜内，以实现对故障信息的及时传递和反馈。
在本发明中还提供了一种铁路货车制动控制方法，该方法应用于上述所述的铁路货车制动控制系统，该方法包括：
通过ECP控制主机控制ECP预控室内气压变化以使列车管内的压力空气排出；
列车管内的压力降低后通过分配阀控制副风缸内的空气流向各个中继阀；
各所述中继阀根据各个称重阀的输出分解其输出压力至各个盘型制动器；
各个盘型制动器执行制动动作。
进一步地，该方法还包括：
在铁路货车的各个车轮的车轴端部配置速度传感器，通过速度传感器对各个车轮测速并反馈至速度同步控制主机；
在中继阀与各个盘型制动器的连接管路上配置有电磁排风阀；
速度同步控制主机依据各个车轮的转速数据控制对应的电磁排风阀，以控制至各个盘型制动器的输出压力。
进一步地，所述ECP控制主机通过压力传感器对列车管的压力、控制风缸的压力、分配阀的输出压力以及中继阀的输出压力进行持续测量，根据各输出压力的对应关系是否正常判断车辆是否发生故障。
本发明的有益效果为：
1.采用本发明所提供的铁路货车制动控制系统及控制方法，其通过ECP控制主机配合车辆的分配阀实施制动动作，列车在实施制动操作时，无线ECP主 机通过无线网络同步实施列车管内空气排出动作，分配阀感应到列车管压力下降后，通过副风缸内的压力空气进一步完成制动控制，且在制动控制过程中，中继阀会根据车体重量对压力空气作进一步分解后至各个盘型制动器，同时，速度同步控制主机也会根据各个车轮的转速对电磁排风阀控制，以控制至各个盘型制动器的输出压力，进而达到制动同步性高、减速度一致性好的目的，能有效提高铁路货车的安全性和使用效率。
图1是本发明所提供的铁路货车制动控制系统的整体系统框架图；
图2是本发明所提供的铁路货车制动控制系统的一侧结构示意图；
图3是本发明所提供的铁路货车制动控制系统的在另一侧的结构示意图；
附图中标注如下：
1-MUD主阀板，2-速度同步控制主机，3-中继阀的输出压力测量点，4-电磁排风阀，5-截断阀，6-分配阀，7-ECP控制主机，8-车载监控仪，9-压力继电器，10-中继阀，11-速度传感器，12-盘型制动器，13-称重阀，14-ECP预控室，15-控制风缸，16-副风缸，17-列车管。
下面详细描述本申请的实施例，所述实施例的示例在附图中示出，其中自始至终相同或类似的标号表示相同或类似的模块或具有相同或类似功能的模块。下面通过参考附图描述的实施例是示例性的，仅用于解释本申请，而不能理解为对本申请的限制。相反，本申请的实施例包括落入所附加权利要求书的精神和内涵范围内的所有变化、修改和等同物。
实施例1
名词解释：
ECP预控室：ECP预控室的空气是ECP控制主机的空气先导风源，是ECP控制主机的控制风源，ECP控制主机通过控制该风缸内空气压力进而控制列车管的排气，其工作原理在公开号为：CN201911305491.X，发明名称为：一种车辆电空制动控制装置中已作详细记载，此处不再赘述。
控制风缸：控制风缸内的空气是分配阀的控制风源。
分配阀：分配阀的作用分配阀根据列车管内的压力变化来控制作用风缸的充气和排气，并通过变向阀，作用阀的作用来实现机车的制动，保压或缓解。
列车管：纵贯列车用来制动的风管是制动管，又叫列车管。
为实现制动同步性高、减速度一致性，进而，有效提高铁路货车的安全性和使用效率。
如图1所示，在本发明中提供了一种铁路货车制动控制系统，包括列车管17和多个盘型制动器12，通过各个盘型制动器12分别对铁路货车的各个车轮进行制动，通过盘型制动器12的动作对各个车轮执行制动动作，是属于列车上的常规技术手段，此处不再赘述。
还包括ECP控制主机7和连通于列车管17的分配阀6，在分配阀6与列车管17之间设有截断阀5，通过截断阀5的启闭控制分配阀6与列车管17之间的通断，所述分配阀6连通有多个中继阀10且各个中继阀10分别与铁路货车的各转向架对应，同一转向架的各个盘型制动器12均气路连通至该转向架所对应的中继阀10；在本实施例中，以在同一转向架上布置有两组车轮为例，同一转向架配备有一中继阀10，该中继阀10的输出端通过单独的管路连接有两个 盘型制动器12，以起到对中继阀10输出端的空气压力进行分解后，每个盘型制动器12分别对该转向架的各组车轮进行制动，进而能够良好的控制盘型制动器12动作一致性和平稳性。在实际应用中，采用中继阀10能够确保对压力空气进行良好的分解。
还包括分别与分配阀6连通的控制风缸15和副风缸16，各转向架设有一个称重阀13且各个称重阀13分别连通至副风缸16和中继阀10，通过副风缸16对各个称重阀13的工作提供风源，而中继阀10的自身输出则是根据称重阀13的输出数据进行适应性的调整。其中，称重阀13用以感应重量，中继阀10根据称重阀13的输出数据调整自身输出，以对输出压力进行控制。
还包括ECP预控室14，所述ECP预控室14与列车管17连通，并通过ECP控制主机7控制ECP预控室14内气压变化以使列车管17内的压力空气排出，ECP预控室14、列车管17以及ECP控制主机7之间通过管路连通，在本实施例中，ECP控制主机7包括如现有技术(CN201911305491.X)中所公开的开关电磁阀，在该专利技术中已公开“预控室内的气压变化通过中继阀(CN201911305491.X中的“中继阀”，不同于本实施例中的“中继阀”)作用于列车管压强的控制，由于中继阀的膜板下侧空间与列车管连通，使得中继阀的膜板下侧空间与列车管的压力相同，当预控室内的压力气体排出导致中继阀的膜板上侧空间压力小于膜板下侧空间压力，膜板向上移动并带动排风阀口打开，而使列车管内的压力气体排出以实现后续的制动功能”；还包括ECP控制器，通过ECP控制器在局域网内组网，并可接收远程控制，在局域网内的各个ECP控制器能够实现同步控制开关电磁阀的电控信号。在本实施例中，不再对ECP控制主机7控制ECP预控室14内气压变化以使列车管17内的压力空气排出的 工作原理作进一步阐述，当列车管17内的压力空气排出后，会导致列车管17内的空气压力下降，进而被分配阀6所感应以执行后续的制动动作。
为进一步提升制动的一致性以及车辆中各个车轮的减速度控制，还包括速度同步控制主机2，将速度同步控制主机2装于铁路货车的总控制柜内，所述速度同步控制主机2连接有多个速度传感器11，各个速度传感器11分别对铁路货车的各个车轮的转速进行测速。在实际应用中，将各所述速度传感器11安装于铁路货车的各个车轮的车轴端部且各所述速度传感器11采用齿轮测速的方式对各个车轮的转速进行测量，在铁路货车运行时，各个速度传感器11能够将各个车轮的转速数据传输至速度同步控制主机2，以通过速度同步控制主机2对转速数据进行分析处理后输出相应的控制指令。
将各所述盘型制动器12通过独立的管路连通至对应的中继阀10，以确保能够对中继阀10所输出的空气进行进一步分解，以满足不同的盘型制动器12的空气压力需求，且各个管路上分别设有电磁排风阀4，在本实施例中，总共有四个电磁排风阀4，每两个电磁排风阀4对应一个中继阀10，各个电磁排风阀4分别与所述速度同步控制主机2连接，速度同步控制主机2将控制指令传输至各个电磁排风阀4，以进一步控制各个盘型制动器12的空气压力，在实际应用中，速度同步控制主机2在调速时，通过控制各个盘型制动器12的空气压力进而控制车辆的四组车轮的转速，以达到车轮的转速同步。优选的，在所述列车管17上连通有压力继电器9，通过压力继电器9控制所述速度同步控制主机2的电路通断，将压力继电器9串接于所述速度同步控制主机2的电源电路上，压力继电器9根据列车管17内的压力变化作出相应的动作，例如：当列车管17的高于设定值时，压力继电器9则会动作，以将所述速度同步控制主机2 的电源电路接通，速度同步控制主机2处于工作状态，速度同步控制主机2接收到各个速度传感器11所反馈的转速数据，对各个电磁排风阀4的风量进行控制。
为实现对各零部件的气路进行布置以及将各零部件进行集成汇总，如图2、图3所示，还包括MUD主阀板1，MUD主阀板1为910*360*40mm的铝合金钎焊板，所述MUD主阀板1的一侧安装有所述称重阀13和分配阀6，另一侧安装有所述ECP控制主机7、ECP预控室14、控制风缸15、截断阀5、压力继电器9和各所述电磁排风阀4，以最终实现系统整体的集成板式结构设计。通过MUD主阀板1上的管路接口分别接通列车管17、控制风缸15、分配阀6的输出端口、中继阀10的输出端口以及ECP预控风缸，具体的管路布置根据实际进行适应性的设计即可，其管路连接关系参照图1的系统框架图即可。
还包括与ECP控制主机7连接的多个压力传感器，各所述压力传感器分别测量列车管17的压力、控制风缸15的压力、分配阀6的输出压力和中继阀10(即图1中的中继阀的输出压力测量点)的输出压力。在铁路货车运行过程中，ECP控制主机7通过压力传感器持续测量列车管17的压力、控制风缸15的压力、分配阀6的输出压力以及中继阀10的输出压力，根据各输出压力的对应关系是否正常判断车辆是否发生故障，而ECP控制主机7所监测到的空气制动故障，通过RS485通讯线传输到外接设备，以便工作人员进行及时维修。
采用本实施例中铁路货车制动控制系统，其工作原理如下：
将截断阀5开启后且速度同步控制主机2和ECP控制主机7开启后，整套制动系统方能正常工作。
在整个铁路货车上布置有多个ECP控制主机7，且各个ECP控制主机7， ECP控制主机7具备无线通信功能，列车中每个ECP控制主机7处于同一个局域网络中，ECP控制主机7所生成的控制指令、车载监控仪10所监测到的车辆故障信息都在该局域网络内无线传输。
列车实施制动操作时，ECP控制主机7通过无线网络同步实施列车管17内空气排出动作，分配阀6感应到列车管17压力下降后进一步控制副风缸16内的空气流向盘型制动器12完成输出气压控制；
中继阀10根据称重阀13反馈的车体重量进一步分解控制输出压力经管路输出至盘型制动器12；
车轴端部的速度传感器11收集车轮转速，速度同步控制主机2依据车轮转速数据控制电磁排风阀4进一步分解控制输出压力至盘型制动器12；
以最终实现通过ECP控制主机7配合分配阀6感应列车管17的压力变化控制输出气压，进而达到制动同步性高、减速度一致性好以及能实时自我监测的目的。
实施例2
在本发明中还提供了一种铁路货车制动控制方法，该方法应用于上述所述的铁路货车制动控制系统，该控制方法包括：
(1)将截断阀5开启后且速度同步控制主机2和ECP控制主机7开启，确保整套制动系统处于正常工作状态；
(2)通过ECP控制主机7控制ECP预控室14内气压变化以使列车管17内的压力空气排出，从而，列车管17内的压力下降；
(3)列车管17内的压力降低后通过分配阀6控制副风缸16内的空气流向各个中继阀10，此时，列车管17与分配阀6之间的气路断开，分配阀6后续 进行制动的压力空气来自于副风缸16；
(4)各所述中继阀10根据各个称重阀13的输出分解其输出压力至各个盘型制动器12，称重阀13感应重量，中继阀10根据称重阀13的输出数据调整自身输出，进而对输出的压力空气分解后通入至各个盘型制动器12；
(5)为进一步分解中继阀10输出的压力空气以及车辆的四根轮轴(仅限于本实施例中的四个车轮)的减速度控制，其控制方法如下：
在铁路货车的各个车轮的车轴端部配置速度传感器11，通过速度传感器11对各个车轮测速并反馈至速度同步控制主机2；
在中继阀10与各个盘型制动器12的连接管路上分别配置有电磁排风阀4；
速度同步控制主机2依据各个车轮的转速数据控制对应的电磁排风阀4，以控制至各个盘型制动器12的输出压力，实现车辆四根轮轴的减速度控制；
(6)各个盘型制动器执行制动动作。
在本实施例的控制方法中，ECP控制主机7通过压力传感器对列车管17的压力、控制风缸15的压力、分配阀6的输出压力以及中继阀10的输出压力进行持续测量，根据各输出压力的对应关系是否正常判断车辆是否发生故障。监测到的空气制动故障，通过RS485通讯线传输到外接设备，以便工作人员进行及时维修。
需要说明的是，在本申请的描述中，术语“第一”、“第二”等仅用于描述目的，而不能理解为指示或暗示相对重要性。此外，在本申请的描述中，除非另有说明，“多个”的含义是指至少两个。
流程图中或在此以其他方式描述的任何过程或方法描述可以被理解为，表示包括一个或更多个用于实现特定逻辑功能或过程的步骤的可执行指令的代码 的模块、片段或部分，并且本申请的优选实施方式的范围包括另外的实现，其中可以不按所示出或讨论的顺序，包括根据所涉及的功能按基本同时的方式或按相反的顺序，来执行功能，这应被本申请的实施例所属技术领域的技术人员所理解。
应当理解，本申请的各部分可以用硬件、软件、固件或它们的组合来实现。在上述实施方式中，多个步骤或方法可以用存储在存储器中且由合适的指令执行系统执行的软件或固件来实现。例如，如果用硬件来实现，和在另一实施方式中一样，可用本领域公知的下列技术中的任一项或他们的组合来实现：具有用于对数据信号实现逻辑功能的逻辑门电路的离散逻辑电路，具有合适的组合逻辑门电路的专用集成电路，可编程门阵列(PGA)，现场可编程门阵列(FPGA)等。
本技术领域的普通技术人员可以理解实现上述实施例方法携带的全部或部分步骤是可以通过程序来指令相关的硬件完成，所述的程序可以存储于一种计算机可读存储介质中，该程序在执行时，包括方法实施例的步骤之一或其组合。
此外，在本申请各个实施例中的各功能单元可以集成在一个处理模块中，也可以是各个单元单独物理存在，也可以两个或两个以上单元集成在一个模块中。上述集成的模块既可以采用硬件的形式实现，也可以采用软件功能模块的形式实现。所述集成的模块如果以软件功能模块的形式实现并作为独立的产品销售或使用时，也可以存储在一个计算机可读取存储介质中。
上述提到的存储介质可以是只读存储器，磁盘或光盘等。
在本说明书的描述中，参考术语“一个实施例”、“一些实施例”、“示例”、“具体示例”、或“一些示例”等的描述意指结合该实施例或示例描述的具体特 征、结构、材料或者特点包含于本申请的至少一个实施例或示例中。在本说明书中，对上述术语的示意性表述不一定指的是相同的实施例或示例。而且，描述的具体特征、结构、材料或者特点可以在任何的一个或多个实施例或示例中以合适的方式结合。
尽管上面已经示出和描述了本申请的实施例，可以理解的是，上述实施例是示例性的，不能理解为对本申请的限制，本领域的普通技术人员在本申请的范围内可以对上述实施例进行变化、修改、替换和变型。
Claims (12)
- 一种铁路货车制动控制系统，包括列车管和多个盘型制动器，通过各个盘型制动器分别对铁路货车的各个车轮进行制动，其特征在于，还包括ECP控制主机和连通于列车管的分配阀，所述分配阀连通有多个中继阀且各个中继阀分别与铁路货车的各转向架对应，同一转向架的各个盘型制动器均连通至该转向架所对应的中继阀；还包括分别与分配阀连通的控制风缸和副风缸，各转向架设有至少一个称重阀且各个称重阀分别连通至副风缸和中继阀；还包括ECP预控室，所述ECP预控室与列车管连通，并通过ECP控制主机控制ECP预控室内气压变化以使列车管内的压力空气排出。
- 根据权利要求1所述的铁路货车制动控制系统，其特征在于，还包括速度同步控制主机，所述速度同步控制主机连接有多个速度传感器，各个速度传感器分别对铁路货车的各个车轮进行测速。
- 根据权利要求2所述的铁路货车制动控制系统，其特征在于，各所述速度传感器安装于铁路货车的各个车轮的车轴端部。
- 根据权利要求2所述的铁路货车制动控制系统，其特征在于，各所述盘型制动器通过独立的管路连通至对应的中继阀，且各个管路上设有电磁排风阀，各个电磁排风阀分别与所述速度同步控制主机连接。
- 根据权利要求4所述的铁路货车制动控制系统，其特征在于，所述列车管上连通有压力继电器，通过压力继电器控制各所述电磁排风阀的电路通断。
- 根据权利要求5所述的铁路货车制动控制系统，其特征在于，还包括MUD主阀板，所述MUD主阀板的一侧安装有所述中继阀和分配阀，另一侧安装有所述ECP控制主机、ECP预控室、控制风缸、压力继电器和各所述电磁排风阀。
- 根据权利要求1所述的铁路货车制动控制系统，其特征在于，所述分配 阀与列车管之间设有截断阀。
- 根据权利要求1所述的铁路货车制动控制系统，其特征在于，还包括与ECP控制主机连接的多个压力传感器，各所述压力传感器分别测量列车管的压力、控制风缸的压力、分配阀的输出压力和中继阀的输出压力。
- 根据权利要求2所述的铁路货车制动控制系统，其特征在于，所述ECP控制主机通过RS485通讯线传输到外接设备，且速度同步控制主机装于铁路货车的总控制柜内。
- 一种铁路货车制动控制方法，其特征在于，该方法应用于上述如权利要求1-9任意一项所述的铁路货车制动控制系统，该方法包括：通过ECP控制主机控制ECP预控室内气压变化以使列车管内的压力空气排出；列车管内的压力降低后通过分配阀控制副风缸内的空气流向各个中继阀；各所述中继阀根据各个称重阀的输出分解其输出压力至各个盘型制动器；各个盘型制动器执行制动动作。
- 根据权利要求10所述的铁路货车制动控制方法，其特征在于，该方法还包括：在铁路货车的各个车轮的车轴端部配置速度传感器，通过速度传感器对各个车轮测速并反馈至速度同步控制主机；在中继阀与各个盘型制动器的连接管路上配置有电磁排风阀；速度同步控制主机依据各个车轮的转速数据控制对应的电磁排风阀，以控制至各个盘型制动器的输出压力。
- 根据权利要求10所述的铁路货车制动控制方法，其特征在于，所述ECP控制主机通过压力传感器对列车管的压力、控制风缸的压力、分配阀的输出压 力以及中继阀的输出压力进行持续测量，根据各输出压力的对应关系是否正常判断车辆是否发生故障。
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AU2020460690A AU2020460690B2 (en) | 2020-07-28 | 2020-07-28 | Railway wagon brake control system and control method |
| EP20946610.1A EP4186757B1 (en) | 2020-07-28 | 2020-07-28 | Railway wagon brake control system and control method |
| PCT/CN2020/105138 WO2022021055A1 (zh) | 2020-07-28 | 2020-07-28 | 一种铁路货车制动控制系统及控制方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2020/105138 WO2022021055A1 (zh) | 2020-07-28 | 2020-07-28 | 一种铁路货车制动控制系统及控制方法 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2022021055A1 true WO2022021055A1 (zh) | 2022-02-03 |
Family
ID=80037951
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/CN2020/105138 Ceased WO2022021055A1 (zh) | 2020-07-28 | 2020-07-28 | 一种铁路货车制动控制系统及控制方法 |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP4186757B1 (zh) |
| AU (1) | AU2020460690B2 (zh) |
| WO (1) | WO2022021055A1 (zh) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112781897A (zh) * | 2020-12-23 | 2021-05-11 | 神华铁路装备有限责任公司 | 安装工装及列车试验系统 |
| CN115923856A (zh) * | 2022-11-30 | 2023-04-07 | 宝鸡中车时代工程机械有限公司 | 接触网绝缘子冲洗车 |
| CN116279374A (zh) * | 2023-04-07 | 2023-06-23 | 西南交通大学希望学院 | 一种列车制动管路维护系统 |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004050443A1 (fr) * | 2002-11-29 | 2004-06-17 | Robert Bosch Sistemi Frenanti, S.P.A | Frein de parking activable par un fluide sous pression avec blocage mecanique |
| CN102152800A (zh) * | 2011-03-02 | 2011-08-17 | 中国铁道科学研究院机车车辆研究所 | 一种铁路货车制动系统 |
| CN202017720U (zh) * | 2011-03-02 | 2011-10-26 | 中国铁道科学研究院机车车辆研究所 | 一种用于铁路货车的盘形制动装置 |
| WO2016038137A1 (de) * | 2014-09-10 | 2016-03-17 | Knorr-Bremse Systeme für Nutzfahrzeuge GmbH | Scheibenbremsanlage |
| CN111422217A (zh) * | 2020-04-29 | 2020-07-17 | 吕振国 | 一种用于盘形制动机车恢复粘着力的系统及方法 |
| CN111873970A (zh) * | 2020-07-28 | 2020-11-03 | 眉山中车制动科技股份有限公司 | 一种铁路货车制动控制系统及控制方法 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006122374A1 (en) * | 2005-05-20 | 2006-11-23 | Queensland Rail | Electronically controlled pneumatic brake system |
| WO2014119447A1 (ja) * | 2013-01-30 | 2014-08-07 | ナブテスコ株式会社 | 鉄道車両用ブレーキ装置、鉄道車両、及び鉄道車両編成 |
| CN110949350B (zh) * | 2019-12-18 | 2024-10-08 | 眉山中车制动科技股份有限公司 | 一种电空制动用控制装置及制动控制系统 |
-
2020
- 2020-07-28 AU AU2020460690A patent/AU2020460690B2/en active Active
- 2020-07-28 EP EP20946610.1A patent/EP4186757B1/en active Active
- 2020-07-28 WO PCT/CN2020/105138 patent/WO2022021055A1/zh not_active Ceased
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004050443A1 (fr) * | 2002-11-29 | 2004-06-17 | Robert Bosch Sistemi Frenanti, S.P.A | Frein de parking activable par un fluide sous pression avec blocage mecanique |
| CN102152800A (zh) * | 2011-03-02 | 2011-08-17 | 中国铁道科学研究院机车车辆研究所 | 一种铁路货车制动系统 |
| CN202017720U (zh) * | 2011-03-02 | 2011-10-26 | 中国铁道科学研究院机车车辆研究所 | 一种用于铁路货车的盘形制动装置 |
| WO2016038137A1 (de) * | 2014-09-10 | 2016-03-17 | Knorr-Bremse Systeme für Nutzfahrzeuge GmbH | Scheibenbremsanlage |
| CN111422217A (zh) * | 2020-04-29 | 2020-07-17 | 吕振国 | 一种用于盘形制动机车恢复粘着力的系统及方法 |
| CN111873970A (zh) * | 2020-07-28 | 2020-11-03 | 眉山中车制动科技股份有限公司 | 一种铁路货车制动控制系统及控制方法 |
Non-Patent Citations (1)
| Title |
|---|
| See also references of EP4186757A4 |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112781897A (zh) * | 2020-12-23 | 2021-05-11 | 神华铁路装备有限责任公司 | 安装工装及列车试验系统 |
| CN115923856A (zh) * | 2022-11-30 | 2023-04-07 | 宝鸡中车时代工程机械有限公司 | 接触网绝缘子冲洗车 |
| CN116279374A (zh) * | 2023-04-07 | 2023-06-23 | 西南交通大学希望学院 | 一种列车制动管路维护系统 |
Also Published As
| Publication number | Publication date |
|---|---|
| EP4186757B1 (en) | 2025-06-04 |
| AU2020460690B2 (en) | 2025-01-30 |
| AU2020460690A1 (en) | 2023-03-16 |
| EP4186757A1 (en) | 2023-05-31 |
| EP4186757A4 (en) | 2023-09-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111873970B (zh) | 一种铁路货车制动控制系统及控制方法 | |
| CN111055828B (zh) | 一种支持商用车完全自动驾驶的冗余制动系统 | |
| US8190311B2 (en) | Adaptive brake scheme during a locomotive distributed power communication loss | |
| WO2022021055A1 (zh) | 一种铁路货车制动控制系统及控制方法 | |
| CN101508287B (zh) | 基于单轴控制的具有故障互补控制的电空制动方法及系统 | |
| JP2753457B2 (ja) | 鉄道車両の空気／電空ブレーキ制御装置 | |
| US6824226B2 (en) | Adaptive brake valve cutout scheme during distributed power communication loss | |
| CN101941382B (zh) | 基于无线通信的铁路货车电空制动系统和方法 | |
| CN114572270B (zh) | 轴控式制动控制系统及轨道交通车辆 | |
| CN105539494A (zh) | 车辆制动装置 | |
| CN105564402A (zh) | 机车制动列车管智能控制模块 | |
| CA2437284C (en) | Locomotive brake pipe valve cut-out failure detection and correction | |
| CN212243320U (zh) | 一种铁路货车制动控制系统 | |
| CN205220695U (zh) | 车辆制动装置 | |
| WO2026031344A1 (zh) | 轨道交通车辆制动控制系统及其控制方法、轨道交通车辆 | |
| CN111645707A (zh) | 一种轨道车辆踏面修形控制方法、装置及系统 | |
| CN217048594U (zh) | 制动系统及轨道车辆 | |
| CN106043257A (zh) | 一种单元内施行制动力分配的架控式制动系统及其制动控制方法 | |
| JP2025506949A (ja) | 軌道車両用のブレーキシステムおよびそのようなブレーキシステムを駆動制御するための方法 | |
| CN115384573A (zh) | 一种列车的制动设备、列车 | |
| CN118478851B (zh) | 紧急制动制动缸压力控制系统、控制方法及机车 | |
| WO2026060808A1 (zh) | 新型轨道列车的制动控制系统及新型轨道列车 | |
| CN120396913A (zh) | 一种列车制动系统及方法 | |
| CN121492880A (zh) | 一种列车制动控制方法及系统 | |
| WO2026082204A1 (zh) | 动车组车辆制动控制系统及控制方法 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 20946610 Country of ref document: EP Kind code of ref document: A1 |
|
| NENP | Non-entry into the national phase |
Ref country code: DE |
|
| ENP | Entry into the national phase |
Ref document number: 2020946610 Country of ref document: EP Effective date: 20230223 |
|
| ENP | Entry into the national phase |
Ref document number: 2020460690 Country of ref document: AU Date of ref document: 20200728 Kind code of ref document: A |
|
| WWG | Wipo information: grant in national office |
Ref document number: 2020946610 Country of ref document: EP |