CN111634276A - Urban rail metro vehicle, redundant braking system and control method - Google Patents
Urban rail metro vehicle, redundant braking system and control method Download PDFInfo
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- CN111634276A CN111634276A CN202010535733.0A CN202010535733A CN111634276A CN 111634276 A CN111634276 A CN 111634276A CN 202010535733 A CN202010535733 A CN 202010535733A CN 111634276 A CN111634276 A CN 111634276A
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- control unit
- brake control
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- electronic brake
- pneumatic
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- 238000000034 method Methods 0.000 title claims abstract description 18
- 238000012544 monitoring process Methods 0.000 claims description 8
- 238000012423 maintenance Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Classifications
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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
- 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
- B60T13/662—Electrical control in fluid-pressure brake systems characterised by specified functions of the control system components
-
- 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
-
- 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
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- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Regulating Braking Force (AREA)
- Valves And Accessory Devices For Braking Systems (AREA)
Abstract
The invention discloses an urban rail metro vehicle, a redundant braking system and a control method, wherein the urban rail metro vehicle comprises a first electronic braking control unit, a second electronic braking control unit, a first pneumatic control unit and a second pneumatic control unit, wherein the first electronic braking control unit controls the first pneumatic control unit, and the second electronic braking control unit controls the second pneumatic control unit; when the second electronic brake control unit fails, the first electronic brake control unit controls the second electronic brake control unit; the first pneumatic control unit is connected with the second electronic brake control unit so as to be controlled by the second electronic brake control unit when the first electronic brake control unit fails. When one electronic brake control unit fails, the adjacent electronic brake control units can automatically take over the brake control function, and simultaneously, the two pneumatic control units are controlled to brake force, so that brake force loss caused by the failure of the electronic control units is avoided, and the operation of the vehicle is not influenced by the failure.
Description
Technical Field
The invention relates to the technical field of urban rail subway control, in particular to an urban rail subway vehicle, a redundant braking system thereof and a corresponding redundant braking control method.
Background
At present, an air brake system of a domestic urban rail subway vehicle mainly comprises an Electronic Brake Control Unit (EBCU), a pneumatic control unit (EBCU) and a foundation brake unit, wherein the Electronic Brake Control Unit (EBCU) controls the piston valve action of the pneumatic control unit (BCU) so as to control the braking force of the foundation brake unit of a bogie, and is a vehicle brake system control core. In case the electronic brake control unit trouble, the bogie that corresponds will lose braking force, and for driving safety, the vehicle adopts the deceleration operation mode to accomplish this operation usually, waits to return to and overhauls behind the vehicle section, and under this kind of processing mode, in case the electronic brake control unit trouble can be in order to guarantee operation safety, can corresponding extension departure interval time, causes the influence to whole subway operation line.
Based on this, the prior art still remains to be improved.
Disclosure of Invention
In order to solve the technical problems, embodiments of the present invention provide an urban rail metro vehicle, a redundant braking system thereof, and a corresponding redundant braking control method. The technical problem caused by the fault of the electronic brake control unit in the prior art is solved.
On one hand, the urban rail metro vehicle redundant braking system disclosed by the embodiment of the invention comprises a first electronic braking control unit, a second electronic braking control unit, a first pneumatic control unit and a second pneumatic control unit, wherein the first electronic braking control unit controls the first pneumatic control unit, and the second electronic braking control unit controls the second pneumatic control unit;
and the number of the first and second electrodes,
the second pneumatic control unit is connected with the first electronic brake control unit so as to be controlled by the first electronic brake control unit when the second electronic brake control unit fails;
the first pneumatic control unit is connected with the second electronic brake control unit so as to be controlled by the second electronic brake control unit when the first electronic brake control unit fails.
The CAN network monitoring unit monitors the working states of the first electronic brake control unit and the second electronic brake control unit, sends the working state of the first electronic brake control unit to the second electronic brake control unit, and sends the working state of the second electronic control unit to the first electronic brake control unit.
Further, the bogie brake device further comprises a first bogie foundation brake unit and a second bogie foundation brake unit;
the first pneumatic control unit controls the first bogie basic brake unit, and the second pneumatic control unit controls the second bogie basic brake unit.
Further, the first pneumatic control unit is respectively connected with the first electronic brake control unit and the second electronic brake control unit through a first contactor;
the second pneumatic control unit is respectively connected with the first electronic brake control unit and the second electronic brake control unit through a second contactor.
Furthermore, the first pneumatic control unit is connected with a main brake control board card of the first electronic brake control unit, and the first pneumatic control unit is connected with a standby brake control board card of the second electronic brake control unit;
the second pneumatic control unit is connected with the standby brake control board card of the first electronic brake control unit, and the second pneumatic control unit is connected with the main brake control board card of the second electronic brake control unit.
On the other hand, the embodiment of the invention also discloses an urban rail metro vehicle which comprises two sets of urban rail metro vehicle redundant braking systems which are respectively arranged on each carriage of the urban rail metro vehicle.
The embodiment of the invention also discloses a redundant brake control method for urban rail subway vehicles, a set of corresponding pneumatic control units and electronic brake control units are arranged for the basic brake units of each bogie, the pneumatic control units are controlled by the electronic brake control units, so that the application and the release of the braking force of the basic brake units are controlled, when one electronic brake control unit fails, the other electronic brake control unit controls the two pneumatic control units simultaneously, and the control of the braking force of all the basic brake units of each section of vehicle is realized.
And further, the working state of the electronic brake control units is monitored by a CAN network monitoring unit of the brake system, and when one electronic brake control unit is found to be in fault, the other electronic brake control unit is informed to take over control.
Furthermore, each electronic brake control unit is respectively provided with a main brake control board card and a standby brake control board card, the main brake control board card is connected with the corresponding pneumatic control unit, and the standby brake control board card is connected with the other pneumatic control unit.
Furthermore, when the electronic brake control unit normally works, the electronic brake control unit controls the control connection of the main brake control board card and the pneumatic control unit through the internal single-selection contact switch, when the electronic brake control unit breaks down, the single-selection contact switch can automatically reset and is in control connection with the standby board card of the other electronic brake control unit of the same vehicle, a driver does not need to perform control operation, the brake system can record and inform the fault to the driver, and the vehicle returns to the section for maintenance after the operation of the vehicle is finished.
By adopting the technical scheme, the invention at least has the following beneficial effects:
according to the urban rail metro vehicle, the redundant brake system and the corresponding redundant brake control method thereof, when one Electronic Brake Control Unit (EBCU) fails, the adjacent Electronic Brake Control Units (EBCUs) can automatically take over the brake control function, and meanwhile, the brake force control is performed on two pneumatic control units (BCUs), so that the brake force loss caused by the failure of the electronic control units can not be caused, and the vehicle operation cannot be influenced by the failure.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an urban rail metro vehicle according to an embodiment of the present invention.
Fig. 2 is an electrical schematic diagram of redundant brake control of an urban rail metro vehicle according to an embodiment of the present invention.
Fig. 3 is a structural diagram of an electronic brake control unit of an urban rail metro vehicle according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the following embodiments of the present invention are described in further detail with reference to the accompanying drawings.
It should be noted that all expressions using "first" and "second" in the embodiments of the present invention are used for distinguishing two entities with the same name but different names or different parameters, and it should be noted that "first" and "second" are merely for convenience of description and should not be construed as limitations of the embodiments of the present invention, and they are not described in any more detail in the following embodiments.
As shown in fig. 1-3, some embodiments of the present invention disclose a redundant braking system for an urban rail metro vehicle, including a first electronic brake control unit 1, a second electronic brake control unit 2, a first pneumatic control unit 3, and a second pneumatic control unit 4, wherein the first electronic brake control unit 1 controls the first pneumatic control unit 3, and the second electronic brake control unit 2 controls the second pneumatic control unit 4; the second pneumatic control unit 4 is connected with the first electronic brake control unit 1 so as to be controlled by the first electronic brake control unit 1 when the second electronic brake control unit 2 fails;
the first pneumatic control unit 3 is connected with the second electronic brake control unit 2 so as to be controlled by the second electronic brake control unit 2 when the first electronic brake control unit 1 fails.
The invention also discloses a redundant brake control method of the urban rail metro vehicle, wherein corresponding pneumatic control units and electronic brake control units are respectively arranged on two basic brake units corresponding to a certain car bogie, the pneumatic control units are controlled by the electronic brake control units so as to control the basic brake units, and when one electronic brake control unit fails, the other electronic brake control unit simultaneously controls the two pneumatic control units.
By adopting the urban rail subway vehicle redundancy control system and the redundancy control method of the embodiment, when one Electronic Brake Control Unit (EBCU) fails, the adjacent Electronic Brake Control Units (EBCUs) can automatically take over the brake control function, and simultaneously, the brake force of two pneumatic control units (BCUs) is controlled, so that the brake force loss caused by the failure of the electronic control units can be avoided, and the vehicle operation can not be influenced by the failure.
On the basis of the embodiments, the urban rail metro vehicle and the redundant braking system and the control method thereof disclosed by some embodiments of the invention further comprise a CAN network monitoring unit 5, wherein the CAN network monitoring unit 5 monitors the working states of the first electronic braking control unit 1 and the second electronic braking control unit 2, sends the working state of the first electronic braking control unit 1 to the second electronic braking control unit 2 through a CAN network, and sends the working state of the second electronic braking control unit to the first electronic braking control unit 1. The working states of all the electronic brake control units in the unit are monitored through a CAN network monitoring unit 5 of the brake system, and when one electronic brake control unit is found to be in fault, the other electronic brake control unit is informed to take over control.
Namely, two sets of brake control units, namely two Electronic Brake Control Units (EBCUs) and two pneumatic control units (BCUs) are arranged on the same vehicle. Normally, one pneumatic control unit (BCU) is controlled by one Electronic Brake Control Unit (EBCU), when one Electronic Brake Control Unit (EBCU) fails, the adjacent Electronic Brake Control Unit (EBCU) can automatically take over the brake control function, and simultaneously, the brake force of the two pneumatic control units (BCUs) is controlled, so that the brake function is not influenced.
Specifically, the urban rail metro vehicle and the redundant braking system and the control method thereof disclosed by some embodiments of the present invention, on the basis of the above embodiments, the redundant braking system further includes a first bogie basic braking unit and a second bogie basic braking unit; the first pneumatic control unit 3 controls the first bogie basic brake unit, and the second pneumatic control unit 4 controls the second bogie basic brake unit.
In some preferred implementation methods of the present invention, the first pneumatic control unit 3 is connected to the first electronic brake control unit 1 and the second electronic brake control unit 2 through a first contactor 8; the second pneumatic control unit 4 is respectively connected with the first electronic brake control unit 1 and the second electronic brake control unit 2 through a second contactor 9. Further, the first pneumatic control unit 3 is connected with a main brake control board card 10 of the first electronic brake control unit 1, and the first pneumatic control unit 3 is connected with a standby brake control board card 11 of the second electronic brake control unit 2; the second pneumatic control unit 4 is connected with a standby brake control board card 11 of the first electronic brake control unit 1, and the second pneumatic control unit 4 is connected with a main brake control board card 10 of the second electronic brake control unit 2. Namely, each electronic brake control unit is respectively provided with a main brake control board card 10 and a standby brake control board card 11, the main brake control board card 10 is connected with a pneumatic control unit corresponding to the main brake control board card 10, and the standby brake control board card 11 is connected with another pneumatic control unit.
Aiming at a certain urban rail metro vehicle, the redundant braking system can comprise two sets of urban rail metro vehicle redundant braking systems which are respectively arranged at the head and tail carriages of the urban rail metro vehicle.
Example 1
Taking a subway project as an example, as shown in fig. 1 and fig. 2, a plurality of interface boards are arranged inside an Electronic Brake Control Unit (EBCU) of a brake system, and as shown in an outline drawing of the electronic brake control unit shown in fig. 3, the electronic brake control unit includes a power module board a 5013, an interface board a 1015, an interface board a 916, an interface board a 718, an interface board a 619, a CAN board a 421, and a network communication board a 223. The brake control interface is contained within two of these boards, namely the master brake control board 10 and the backup brake control board 11. The main brake control board card 10 controls the BCU pneumatic valve corresponding to the main brake control board card, the standby brake control board card 11 controls the other BCU pneumatic valve of the main brake control board card, the two board cards are in synchronous control, and under the normal condition, the brake standby control board card 11 is disconnected with a non-local pneumatic unit control circuit. The states of all the electronic brake control units CAN be monitored mutually through a brake system CAN network, and when the other electronic brake control unit EBCU is detected to be in fault, the electronic brake control unit with the fault automatically resets to a passive control state according to a fault guide safety principle. And the second board card of the non-fault brake unit controls the BCU pneumatic valve corresponding to the fault unit and takes over the brake control function of the fault unit. In addition, the vehicle is also provided with a dual-channel axle speed sensor 12 for detecting the sliding state of the wheels, and the dual-channel axle speed sensor can provide axle speed signals for the first electronic brake control unit and the second electronic brake control unit at the same time, so that when any one electronic brake control unit fails, the other intact electronic brake control unit can still perform the vehicle sliding detection function. The electrical principle of the redundant control functions is shown in fig. 2.
In summary, according to the urban rail metro vehicle and the redundant braking system and the control method thereof disclosed in the embodiments of the present invention, when the electronic brake control unit fails, the system implements a control logic design scheme for automatically switching the brake takeover of the failed part, and when the electronic brake control unit fails at a single point, the operation of the vehicle is not affected, and the delay of the chain reaction of the whole operation line due to the speed-limited operation of the single point failure is avoided.
It should be particularly noted that the various components or steps in the above embodiments can be mutually intersected, replaced, added or deleted, and therefore, the combination formed by the reasonable permutation and combination conversion shall also belong to the protection scope of the present invention, and the protection scope of the present invention shall not be limited to the embodiments.
The above is an exemplary embodiment of the present disclosure, and the order of disclosure of the above embodiment of the present disclosure is only for description and does not represent the merits of the embodiment. It should be noted that the discussion of any embodiment above is exemplary only, and is not intended to intimate that the scope of the disclosure, including the claims, of embodiments of the invention is limited to those examples, and that various changes and modifications may be made without departing from the scope, as defined in the claims. The functions, steps and/or actions of the method claims in accordance with the disclosed embodiments described herein need not be performed in any particular order. Furthermore, although elements of the disclosed embodiments of the invention may be described or claimed in the singular, the plural is contemplated unless limitation to the singular is explicitly stated.
Those of ordinary skill in the art will understand that: the discussion of any embodiment above is meant to be exemplary only, and is not intended to intimate that the scope of the disclosure, including the claims, of embodiments of the invention is limited to these examples; within the idea of an embodiment of the invention, also technical features in the above embodiment or in different embodiments may be combined and there are many other variations of the different aspects of an embodiment of the invention as described above, which are not provided in detail for the sake of brevity. Therefore, any omissions, modifications, substitutions, improvements, and the like that may be made without departing from the spirit and principles of the embodiments of the present invention are intended to be included within the scope of the embodiments of the present invention.
Claims (10)
1. The redundant braking system of the urban rail metro vehicle is characterized by comprising a first electronic braking control unit, a second electronic braking control unit, a first pneumatic control unit and a second pneumatic control unit, wherein the first electronic braking control unit controls the first pneumatic control unit, and the second electronic braking control unit controls the second pneumatic control unit;
and the number of the first and second electrodes,
the second pneumatic control unit is connected with the first electronic brake control unit so as to be controlled by the first electronic brake control unit when the second electronic brake control unit fails;
the first pneumatic control unit is connected with the second electronic brake control unit so as to be controlled by the second electronic brake control unit when the first electronic brake control unit fails.
2. The system of claim 1, further comprising a CAN network monitoring unit, wherein the CAN network monitoring unit monitors the operating status of the first electronic brake control unit and the second electronic brake control unit, sends the operating status of the first electronic brake control unit to the second electronic brake control unit, and sends the operating status of the second electronic control unit to the first electronic brake control unit.
3. The urban rail metro vehicle redundant brake system according to claim 1, further comprising a first bogie foundation brake unit and a second bogie foundation brake unit;
the first pneumatic control unit controls the first bogie basic brake unit, and the second pneumatic control unit controls the second bogie basic brake unit.
4. The urban rail subway vehicle redundant brake system according to claim 1,
the first pneumatic control unit is respectively connected with the first electronic brake control unit and the second electronic brake control unit through a first contactor;
the second pneumatic control unit is respectively connected with the first electronic brake control unit and the second electronic brake control unit through a second contactor.
5. The urban rail subway vehicle redundant brake system according to claim 4,
the first pneumatic control unit is connected with a main brake control board card of the first electronic brake control unit, and the first pneumatic control unit is connected with a standby brake control board card of the second electronic brake control unit;
the second pneumatic control unit is connected with the standby brake control board card of the first electronic brake control unit, and the second pneumatic control unit is connected with the main brake control board card of the second electronic brake control unit.
6. An urban rail metro vehicle, comprising two sets of the urban rail metro vehicle redundant brake systems according to any one of claims 1 to 5, which are respectively arranged at each carriage of the urban rail metro vehicle.
7. A redundant braking control method for urban rail metro vehicles is characterized in that a set of corresponding pneumatic control unit and electronic braking control unit is arranged for a basic braking unit of each bogie, the pneumatic control units are controlled through the electronic braking control units so as to control the basic braking units, and when one electronic braking control unit fails, the other electronic braking control unit controls the two pneumatic control units simultaneously.
8. The method for controlling redundant braking of an urban rail subway vehicle according to claim 7, wherein the working state of the electronic brake control units is monitored by a CAN network monitoring unit of the braking system, and when a failure of one of the electronic brake control units is found, the other electronic brake control unit is informed to take over control.
9. The urban rail metro vehicle redundant brake control method according to claim 7 or 8, wherein each electronic brake control unit is provided with a main brake control board card and a spare brake control board card respectively, the main brake control board card is connected with a corresponding pneumatic control unit, and the spare brake control board card is connected with another pneumatic control unit.
10. The urban rail metro vehicle redundant brake control method according to claim 7, wherein in normal operation, the electronic brake control unit controls the control connection of the main brake control board card and the pneumatic control unit through an internal single-selection contact switch, when the electronic brake control unit fails, the single-selection contact switch automatically resets and is in control connection with a standby board card of another electronic brake control unit of the same section of vehicle, a driver does not need to perform control operation, and a brake system records and informs the failure to the driver, and the vehicle returns to the next section for maintenance after the operation of the vehicle is finished.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010535733.0A CN111634276A (en) | 2020-06-12 | 2020-06-12 | Urban rail metro vehicle, redundant braking system and control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010535733.0A CN111634276A (en) | 2020-06-12 | 2020-06-12 | Urban rail metro vehicle, redundant braking system and control method |
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| CN111634276A true CN111634276A (en) | 2020-09-08 |
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| CN202010535733.0A Pending CN111634276A (en) | 2020-06-12 | 2020-06-12 | Urban rail metro vehicle, redundant braking system and control method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023073734A1 (en) * | 2021-10-29 | 2023-05-04 | Faiveley Transport Rail Technologies India Private Limited | Electronic brake control system |
| WO2024175387A1 (en) * | 2023-02-23 | 2024-08-29 | Knorr-Bremse Systeme für Nutzfahrzeuge GmbH | Pressure medium-actuated brake device with enhanced functions |
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| EP0467112A3 (en) * | 1990-07-17 | 1993-03-10 | Wabco Westinghouse Fahrzeugbremsen Gmbh | Electronic brake system for road vehicles |
| DE10128897C1 (en) * | 2001-06-15 | 2003-01-02 | Knorr Bremse Systeme | Braking system for rail vehicles |
| WO2005082694A1 (en) * | 2004-02-27 | 2005-09-09 | Daimlerchrysler Ag | Redundant brake control system for a vehicle |
| DE102004009466A1 (en) * | 2004-02-27 | 2005-09-15 | Daimlerchrysler Ag | Brake control circuit for motor vehicle has individual control of brakes on each wheel from central control and modulator |
| CN101883696A (en) * | 2007-12-06 | 2010-11-10 | 三菱电机株式会社 | Train information management device |
| CN102548817A (en) * | 2009-09-23 | 2012-07-04 | 西门子公司 | Brake system having smart actuator for braking a rail-guided vehicle |
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| CN110293999A (en) * | 2019-04-30 | 2019-10-01 | 北京交大思诺科技股份有限公司 | A kind of safety-type LKJ brake control mode |
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2020
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| EP0467112A3 (en) * | 1990-07-17 | 1993-03-10 | Wabco Westinghouse Fahrzeugbremsen Gmbh | Electronic brake system for road vehicles |
| DE10128897C1 (en) * | 2001-06-15 | 2003-01-02 | Knorr Bremse Systeme | Braking system for rail vehicles |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023073734A1 (en) * | 2021-10-29 | 2023-05-04 | Faiveley Transport Rail Technologies India Private Limited | Electronic brake control system |
| WO2024175387A1 (en) * | 2023-02-23 | 2024-08-29 | Knorr-Bremse Systeme für Nutzfahrzeuge GmbH | Pressure medium-actuated brake device with enhanced functions |
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