CN105620516A - Safety circuit with flexible vehicle marshaling function and vehicle capable of being flexibly marshaled - Google Patents
Safety circuit with flexible vehicle marshaling function and vehicle capable of being flexibly marshaled Download PDFInfo
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- CN105620516A CN105620516A CN201610062053.5A CN201610062053A CN105620516A CN 105620516 A CN105620516 A CN 105620516A CN 201610062053 A CN201610062053 A CN 201610062053A CN 105620516 A CN105620516 A CN 105620516A
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- 230000000694 effects Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000004899 motility Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000010977 unit operation Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L23/00—Control, warning or like safety means along the route or between vehicles or trains
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- Mechanical Engineering (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention discloses a safety circuit with a flexible vehicle marshaling function and a vehicle capable of being flexibly marshaled. The safety circuit comprises an electrical vehicle hook, a first selective switch set, a second selective switch set, a first normally-closed switch and a second normally-closed switch, wherein the first normally-closed switch and the second normally-closed switch are connected in series to form a brake branch. The first selective switch set comprises a first normally-closed contact pair, a second normally-closed contact pair and a first normally-open contact pair. The second selective switch set comprises a second normally-open contact pair and a third normally-closed contact pair. The electrical vehicle hook comprises a first contact, a second contact, a third contact, a fourth contact, a fifth contact, a sixth contact, a seventh contact, an eighth contact, a ninth contact, a tenth contact, a fourth normally-closed contact pair and a fifth normally-closed contact pair, wherein the first contact, the second contact, the third contact, the fourth contact and the fifth contact are located on one side of the single-joint vehicle, and the sixth contact, the seventh contact, the eighth contact, the ninth contact and the tenth contact are located on the other side of the single-joint vehicle. The safety circuit is simple in structure and easy to operate, the non-fault rate of a train is increased, the control capacity of the train is improved, the manual operation process is shortened, time is saved, and the reliability and maintainability of a system are improved.
Description
Technical field
The invention belongs to city rail vehicle field, particularly to a kind of safety return circuit that can organize into groups vehicle flexibly and this can organize into groups vehicle flexibly.
Background technology
Can organize into groups flexibly vehicle refer to both can single-unit vehicle independent operating, as required multi-section vehicles can be hung together again the train together run, including the automatic rapid transit system (RTS) of APM(AutomatedPeopleMoverSystems passenger), light rail vehicle etc.
In train safe loop, if what brak control unit received is high level, train will not produce brake hard; If brak control unit receives low level, train will produce brake hard. For organizing into groups vehicle flexibly, train marshalling list is conciliate its safety return circuit of editorial afterword and will be changed, if namely single-unit vehicle is a unit operation, in order to constitute vehicle safety loop, vehicle two ends must be respectively closed; If two joint cars or more piece car hang together, in order to constitute train safe loop, vehicle hangs together end and have to be off, and the non-end that hangs together must close. Therefore, organizing into groups flexibly to realize train, the safety return circuit circuit structure of train allows for being changed according to ruuning situation.
At present, vehicle can be organized into groups flexibly hang together operation in marshalling and when solving volume operation, mostly adopt auxiliary reclay as logic control device, use auxiliary reclay to change the circuit structure of safety return circuit, in order to realize flexible transformation, it is necessary to substantial amounts of auxiliary reclay.
Owing to relay faults itself rate is higher, and its fault has occasionality and not repeated, and when relay quantity is relatively more, fault rate will substantially increase, and affects vehicle reliability of operation.
Summary of the invention
The existing safety return circuit that can organize into groups vehicle flexibly is owing to employing substantial amounts of relay, and structure is complicated, and fault rate is high, and vehicle reliability of operation is low. It is an object of the invention to, for above-mentioned the deficiencies in the prior art, it is provided that a kind of safety return circuit that can organize into groups vehicle flexibly improved and this can organize into groups vehicle flexibly.
For solving above-mentioned technical problem, the technical solution adopted in the present invention is:
A kind of safety return circuit that can organize into groups vehicle flexibly, including the electric hitch of single-unit outside vehicle, the first selection switches set of this single-unit vehicle interior, the second selection switches set, ATC the first normally closed switch controlled and the second normally closed switch controlled by VCU, first normally closed switch and the second normally closed switch are concatenated into braking branch road
Described first select switches set include the first normally-closed contact to, the second normally-closed contact to the first normally opened contact pair; Second select switches set include the second normally opened contact to the 3rd normally-closed contact pair; Described electric hitch includes being positioned at the first contact of single-unit vehicle side, the second contact, the 3rd contact, the 4th contact and the 5th contact, and is positioned at the 6th corresponding with the first contact, the second contact, the 3rd contact, the 4th contact and the 5th contact respectively contact of single-unit vehicle opposite side, the 7th contact, the 8th contact, the 9th contact and the tenth contact; Described electric hitch also include the 4th normally-closed contact to the 5th normally-closed contact pair, between the first contact and the second contact by the 4th normally-closed contact to be connected, between the 6th contact and the 7th contact by the 5th normally-closed contact to be connected; 4th normally-closed contact to the 5th normally-closed contact to when being hung together by electric hitch produce Stress control break-make, when hanging together, the 4th normally-closed contact to the 5th normally-closed contact to disconnection; Solve compile time, the 4th normally-closed contact to the 5th normally-closed contact to Guan Bi;
Positive source passes sequentially through the first normally-closed contact and, the second normally opened contact pair is connected with the 8th contact by, the 4th normally-closed contact by, the second normally-closed contact;
3rd contact is connected with one end of the first normally opened contact pair, the other end of the first normally opened contact pair access the second normally-closed contact pair and the second normally opened contact between, and pass sequentially through the 3rd normally-closed contact to, the 5th normally-closed contact to, braking branch road, brak control unit be connected with power cathode;
Described first contact is connected with one end of the first normally-closed contact pair, and described second contact is connected with one end of the second normally-closed contact pair, and described 5th contact is connected with one end of the 3rd normally-closed contact pair;
Described 4th contact, the 6th contact and the 9th contact are all connected with one end of braking branch road, and described 5th contact is all connected with the other end of braking branch road with the tenth contact.
By said structure, during single-unit vehicle independent operating, the safety return circuit of single-unit vehicle interior play safeguard protection effect. If arbitrary place of safety return circuit disconnect (include arbitrary place of train-line break down disconnect, Guan Bi contact in safety return circuit disconnects, ATC(AutomaticTrainControl, train auto-matic control) control the first normally closed switch disconnection, VCU(Vehiclecontrolunit, control unit for vehicle) control the second normally closed switch disconnection etc.), then brak control unit receives low level, and train will produce brake hard.
Run if two joints or more piece single-unit vehicle hang together into unit, then hang together the 4th normally-closed contact of end to the 5th normally-closed contact to all automatically disconnecting, non-the 4th normally-closed contact hanging together end keeps original closure state to the 5th normally-closed contact. When hanging together without human intervention, as long as having hung together, namely total safety return circuit automatically forms. If arbitrary place of safety return circuit disconnects, then brak control unit receives low level, and train will produce brake hard.
The hardware circuitry of present invention non-relay replaces relay, improves the control ability of train. By internal the 4th controlled normally-closed contact of electric hitch to the 5th normally-closed contact to (disconnecting when vehicle hangs together, solve Guan Bi when compiling), reach to hang together and conciliate the purpose of automatic switchover safety circuit attachment structure when compiling. Relevant hanging together relay owing to eliminating, simplify circuit, the train being decreases the fault owing to relay and train-line cause in actual motion, improves the degree of reliability of train, thus improving the Reliability & Maintainability of system.
Further, the artificial emergency stop button controlling safety return circuit break-make is also included.
Artificial emergency stop button further increases motility and the reliability of brake hard, manually can be carried out brake hard at any time by artificial emergency stop button.
Further, also include chopper, described chopper be connected in positive source and the first normally-closed contact between.
When the electric current of safety return circuit is excessive, chopper disconnects automatically, and brak control unit receives low level, and train will produce brake hard, it is ensured that the reliability of train work.
As a kind of optimal way, described first normally-closed contact to, the second normally-closed contact to the first normally opened contact to interlocking.
As a kind of optimal way, described second normally opened contact to the 3rd normally-closed contact to interlocking.
For ease of operating simultaneously, described first normally-closed contact to, the second normally-closed contact to the first normally opened contact to interlocking, described second normally opened contact to the 3rd normally-closed contact to interlocking.
Based on same inventive concept, present invention also offers one and can organize into groups vehicle flexibly, including at least one joint single-unit vehicle, described often joint single-unit vehicle is equipped with described safety return circuit, if the number of described single-unit vehicle is more than one, then adjacent single-unit vehicle hangs together together, and the 6th contact of left car, 7th contact, 8th contact, 9th contact and the tenth contact respectively with the first contact of right car, second contact, 3rd contact, 4th contact is connected with the 5th contact, hang together the 4th normally-closed contact of end to the 5th normally-closed contact to all disconnecting, the first normally closed switch and the second normally closed switch that only have a joint single-unit vehicle are Guan Bi simultaneously.
If single-unit vehicle runs as a unit, then the safety return circuit of single-unit vehicle interior plays safeguard protection effect. If two joints or more piece single-unit vehicle hang together into a unit and run, when hanging together, owing to being subject to the pressure produced when electric hitch hangs together, hang together the 4th normally-closed contact of end to the 5th normally-closed contact to all automatically disconnecting, non-the 4th normally-closed contact hanging together end to the 5th normally-closed contact due to the effect of not being under pressure, keep original closure state. When hanging together without human intervention, as long as having hung together, namely total safety return circuit automatically forms, and hangs together vehicle and automatically accesses when hanging together in total safety return circuit, has ensured the reliability of safety circuit to greatest extent, shortens manual operation process, saves the time.
When hanging together operation, it is master control vehicle by ATC or artificial one of the single-unit vehicle that sets, for ensureing total safety return circuit normal operation, it is necessary to the first normally closed switch of master control vehicle and the second normally closed switch are all set to closure state, the braking branch road of other non-master control vehicle all disconnects.
Compared with prior art, present configuration is simple, easy and simple to handle, avoid use to hang together relay, improve the degree of reliability of train, improve the control ability of train, hang together automatic switchover safety circuit attachment structure when reconciliation is compiled, shorten manual operation process, save the time, improve the Reliability & Maintainability of system.
Accompanying drawing explanation
The electrical schematic diagram that Fig. 1 is single-unit vehicle when running as a unit.
Fig. 2 is that two joint single-unit vehicles hang together the electrical schematic diagram being unit when running.
Wherein, 1 is chopper, 2 is the first selection switches set, 3 is the second selection switches set, 4 is the first normally closed switch, 5 is the second normally closed switch, 6 is artificial emergency stop button, 7 is the first normally-closed contact pair, 8 is the second normally-closed contact pair, 9 is the first normally opened contact pair, 10 is the second normally opened contact pair, 11 is the 3rd normally-closed contact pair, 12 is the first contact, 13 is the second contact, 14 is the 3rd contact, 15 is the 4th contact, 16 is the 5th contact, 17 is the 6th contact, 18 is the 7th contact, 19 is the 8th contact, 20 is the 9th contact, 21 is the tenth contact, 22 is the 4th normally-closed contact pair, 23 is the 5th normally-closed contact pair, 24 is brak control unit.
Detailed description of the invention
As shown in Figure 1 to Figure 2, the present invention can organize into groups an embodiment of the safety return circuit of vehicle flexibly and include the electric hitch of single-unit outside vehicle, first selection switches set the 2, second selection switches set 3 of this single-unit vehicle interior, ATC the first normally closed switch 4 controlled and the second normally closed switch 5 controlled by VCU, first normally closed switch 4 and the second normally closed switch 5 are concatenated into braking branch road
Described first select switches set 2 include the first normally-closed contact to the 7, second normally-closed contact to 8 and first normally opened contact to 9; Second select switches set 3 include the second normally opened contact to 10 and the 3rd normally-closed contact to 11; Described first normally-closed contact to the 7, second normally-closed contact to 8 and first normally opened contact to 9 interlock, described second normally opened contact to 10 and the 3rd normally-closed contact to 11 interlock; Described electric hitch includes the first the 12, second contact the 13, the 3rd, contact contact the 14, the 4th contact 15 and the 5th contact 16 being positioned at single-unit vehicle side, and is positioned at the 6th corresponding with the first contact 15, contact the 14, the 4th, the 12, second contact the 13, the 3rd, contact and the 5th contact 16 respectively contact the 17, the 7th contact the 18, the 8th contact the 19, the 9th contact 20 and the tenth contact 21 of single-unit vehicle opposite side; Described electric hitch also include the 4th normally-closed contact to 22 and the 5th normally-closed contact to 23, between the first contact 12 and the second contact 13 by the 4th normally-closed contact to 22 be connected, between the 6th contact 17 and the 7th contact 18 by the 5th normally-closed contact to 23 be connected; 4th normally-closed contact to 22 and the 5th normally-closed contact hang together by electric hitch 23 time produce Stress control break-make, when hanging together, the 4th normally-closed contact to 22 and the 5th normally-closed contact to 23 disconnect; Solve compile time, the 4th normally-closed contact to 22 and the 5th normally-closed contact to 23 close;
Positive source passes sequentially through the first normally-closed contact and the 8, second normally opened contact is connected with the 8th contact 19 to 10 by the 7, the 4th normally-closed contact by the 22, second normally-closed contact;
One end of 9 is connected by the 3rd contact 14 and the first normally opened contact, first normally opened contact to 9 the other end access the second normally-closed contact to 8 and second normally opened contact between 10, and pass sequentially through the 3rd normally-closed contact to the 11, the 5th normally-closed contact to 23, braking branch road, brak control unit 24 be connected with power cathode;
One end of 7 is connected by described first contact 12 and the first normally-closed contact, and one end of 8 is connected by described second contact 13 and the second normally-closed contact, and one end of 11 is connected by described 5th contact 16 and the 3rd normally-closed contact;
Described 4th contact 17, contact the 15, the 6th is all connected with one end of braking branch road with the 9th contact 20, and described 5th contact 16 is all connected with the other end of braking branch road with the tenth contact 21.
Also include the artificial emergency stop button 6 controlling safety return circuit break-make, described artificial emergency stop button 6 be connected on the second normally-closed contact to 8 and second normally opened contact between 10.
Also including chopper 1, described chopper 1 is connected in positive source and the first normally-closed contact between 7. Chopper 1 is miniature circuit breaker 1.
Vehicle of can organizing into groups flexibly shown in Fig. 1 is that single-unit vehicle runs as a unit, and single-unit vehicle is provided with described safety return circuit, the 4th normally-closed contact in the electric hitch in single-unit vehicle two ends to 22 and the 5th normally-closed contact all close 23; First selects the first normally-closed contact in switches set 2 that 8 Guan Bis, the first normally opened contact are disconnected by 7 Guan Bis, the second normally-closed contact to 9; Second selects the second normally opened contact in switches set 3 that 10 disconnections, the 3rd normally-closed contact are closed 11; First normally closed switch 4 and the second normally closed switch 5 all close.
Vehicle of can organizing into groups flexibly shown in Fig. 2 be that two joint single-unit vehicles hang together is that unit runs, the single-unit vehicle on the left side and the right is equipped with described safety return circuit, together with the left side hangs together with the single-unit vehicle on the right, and the 6th contact 17 of left car, 7th contact 18, 8th contact 19, 9th contact 20 and the tenth contact 21 respectively with the first contact 12 of right car, second contact 13, 3rd contact 14, 4th contact 15 is connected with the 5th contact 16, 5th normally-closed contact of 22 and left car is all disconnected by the 4th normally-closed contact of right car to 23, 4th normally-closed contact of 23 and left car is all closed by the 5th normally-closed contact of right car to 22, simultaneously by ATC or manually set left car as master control vehicle, first normally closed switch 4 of left car and the second normally closed switch 5 are Guan Bi, first normally closed switch 4 of right car and the second normally closed switch 5 are disconnection. for left car, first selects the first normally-closed contact in switches set 2 that 8 Guan Bis, the first normally opened contact are disconnected by 7 Guan Bis, the second normally-closed contact to 9, second selects the second normally opened contact in switches set 3 that 10 Guan Bis, the 3rd normally-closed contact are disconnected 11. for right car, first selects the first normally-closed contact in switches set 2 that 8 disconnections, the first normally opened contact are closed by 7 disconnections, the second normally-closed contact to 9, second selects the second normally opened contact in switches set 3 that 10 disconnections, the 3rd normally-closed contact are closed 11.
In FIG, 11 �� the 5th normally-closed contact to 23 �� the first normally closed switch 4 �� the second normally closed switch 5 �� brak control unit, 24 �� power cathodes, is consequently formed safety return circuit by chopper 1 �� the first normally-closed contact by 8 �� artificial emergency stop button the 6 �� the 3rd normally-closed contact by 22 �� the second normally-closed contacts by the 7 �� the 4th normally-closed contact by the high level signal of positive source. When safety return circuit disconnects, brak control unit 24 receives low level, and train will produce brake hard.
In fig. 2, the power supply in right car is not powered, power supply in left car power. The high level signal of left car positive source by the first normally-closed contact of the chopper 1 �� left car of left car to the 4th normally-closed contact of 7 �� left car to the second normally-closed contact of 22 �� left car to the second normally opened contact of the artificial emergency stop button 6 �� left car of 8 �� left car to the first normally opened contact of the 3rd contact 14 �� right car of the 8th contact 19 �� right car of 10 �� left car to the 3rd normally-closed contact of the artificial emergency stop button 6 �� right car of 9 �� right car to the second normally closed switch 5 to the first normally closed switch 4 �� left car of 23 �� left car of the 5th normally-closed contact of 11 �� right car, again respectively via brak control unit 24 power cathode processed of left car and right car, it is consequently formed safety return circuit. When safety return circuit disconnects, the brak control unit 24 of left car and right car all receives low level, and train will produce brake hard.
Claims (6)
1. the safety return circuit that can organize into groups vehicle flexibly, it is characterized in that, including the electric hitch of single-unit outside vehicle, the first selection switches set (2) of this single-unit vehicle interior, the second selection switches set (3), ATC the first normally closed switch (4) controlled and the second normally closed switch (5) controlled by VCU, first normally closed switch (4) and the second normally closed switch (5) are concatenated into braking branch road
Described first select switches set (2) include the first normally-closed contact to (7), the second normally-closed contact to (8) and the first normally opened contact to (9); Second selects switches set (3) to include the second normally opened contact to (10) and the 3rd normally-closed contact to (11); Described electric hitch includes being positioned at first contact (12) of single-unit vehicle side, the second contact (13), the 3rd contact (14), the 4th contact (15) and the 5th contact (16), and is positioned at the 6th corresponding with the first contact (12), the second contact (13), the 3rd contact (14), the 4th contact (15) and the 5th contact (16) the respectively contact (17) of single-unit vehicle opposite side, the 7th contact (18), the 8th contact (19), the 9th contact (20) and the tenth contact (21); Described electric hitch also includes the 4th normally-closed contact to (22) and the 5th normally-closed contact to (23), by the 4th normally-closed contact, (22) are connected between first contact (12) and the second contact (13), by the 5th normally-closed contact, (23) are connected between the 6th contact (17) and the 7th contact (18); The Stress control break-make produced when (23) are hung together by the 4th normally-closed contact by (22) and the 5th normally-closed contact by electric hitch, when hanging together, (23) are disconnected by the 4th normally-closed contact by (22) and the 5th normally-closed contact; When solving volume, (23) are closed by the 4th normally-closed contact by (22) and the 5th normally-closed contact;
Positive source passes sequentially through the first normally-closed contact and (10) is connected with the 8th contact (19) by (7), the 4th normally-closed contact by (22), the second normally-closed contact by (8), the second normally opened contact;
The one end of (9) is connected by the 3rd contact (14) with the first normally opened contact, the other end of (9) is accessed the second normally-closed contact to (8) and the second normally opened contact between (10) by the first normally opened contact, and passes sequentially through the 3rd normally-closed contact (23), braking branch road, brak control unit (24) are connected with power cathode by (11), the 5th normally-closed contact;
The one end of (7) is connected by described first contact (12) with the first normally-closed contact, and the one end of (8) is connected by described second contact (13) with the second normally-closed contact, and the one end of (11) is connected by described 5th contact (16) with the 3rd normally-closed contact;
Described 4th contact (15), the 6th contact (17) and the 9th contact (20) are all connected with one end of braking branch road, and described 5th contact (16) is all connected with the other end of braking branch road with the tenth contact (21).
2. can organize into groups the safety return circuit of vehicle as claimed in claim 1 flexibly, it is characterised in that also include the artificial emergency stop button (6) controlling safety return circuit break-make.
3. can organizing into groups the safety return circuit of vehicle as claimed in claim 1 or 2 flexibly, it is characterised in that also include chopper (1), described chopper (1) is connected in positive source and the first normally-closed contact between (7).
4. can organize into groups the safety return circuit of vehicle as claimed in claim 1 flexibly, it is characterised in that (9) are interlocked by described first normally-closed contact by (7), the second normally-closed contact by (8) and the first normally opened contact.
5. can organize into groups the safety return circuit of vehicle as claimed in claim 1 flexibly, it is characterised in that (11) are interlocked by described second normally opened contact by (10) and the 3rd normally-closed contact.
6. can organize into groups vehicle flexibly for one kind, including at least one joint single-unit vehicle, it is characterized in that, described often joint single-unit vehicle is all provided with just like the safety return circuit described in any one of claim 1 to 5, if the number of described single-unit vehicle is more than one, then adjacent single-unit vehicle hangs together together, and the 6th contact (17) of left car, 7th contact (18), 8th contact (19), 9th contact (20) and the tenth contact (21) respectively with first contact (12) of right car, second contact (13), 3rd contact (14), 4th contact (15) is connected with the 5th contact (16), (23) are all disconnected by the 4th normally-closed contact hanging together end by (22) and the 5th normally-closed contact, the first normally closed switch (4) and the second normally closed switch (5) that only have a joint single-unit vehicle are Guan Bi simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610062053.5A CN105620516B (en) | 2016-01-29 | 2016-01-29 | Safety circuit with flexible vehicle marshaling function and vehicle capable of being flexibly marshaled |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610062053.5A CN105620516B (en) | 2016-01-29 | 2016-01-29 | Safety circuit with flexible vehicle marshaling function and vehicle capable of being flexibly marshaled |
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| CN105620516A true CN105620516A (en) | 2016-06-01 |
| CN105620516B CN105620516B (en) | 2017-03-22 |
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| CN201610062053.5A Active CN105620516B (en) | 2016-01-29 | 2016-01-29 | Safety circuit with flexible vehicle marshaling function and vehicle capable of being flexibly marshaled |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106394596A (en) * | 2016-09-19 | 2017-02-15 | 中车大连机车车辆有限公司 | City rail train coupling disconnection protecting device |
| CN107458227A (en) * | 2017-06-30 | 2017-12-12 | 中车大连机车车辆有限公司 | The power concentration motor train unit train method for controlling power supply flexibly organized into groups |
| CN107539337A (en) * | 2017-08-30 | 2018-01-05 | 中车青岛四方机车车辆股份有限公司 | Control circuit and rail vehicle |
| WO2021109056A1 (en) * | 2019-12-03 | 2021-06-10 | 中车南京浦镇车辆有限公司 | Railway coupler coupling detection-based emergency braking control circuit |
| CN113682349A (en) * | 2021-08-30 | 2021-11-23 | 株洲中车时代电气股份有限公司 | Train control method and device, electronic equipment and storage medium |
| CN114954566A (en) * | 2022-08-01 | 2022-08-30 | 中车长春轨道客车股份有限公司 | Circuit for flexible marshalling of subway trains |
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| CN106394596A (en) * | 2016-09-19 | 2017-02-15 | 中车大连机车车辆有限公司 | City rail train coupling disconnection protecting device |
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| CN107539337A (en) * | 2017-08-30 | 2018-01-05 | 中车青岛四方机车车辆股份有限公司 | Control circuit and rail vehicle |
| CN107539337B (en) * | 2017-08-30 | 2019-06-21 | 中车青岛四方机车车辆股份有限公司 | Control circuit and rail vehicle |
| WO2021109056A1 (en) * | 2019-12-03 | 2021-06-10 | 中车南京浦镇车辆有限公司 | Railway coupler coupling detection-based emergency braking control circuit |
| US11708056B2 (en) | 2019-12-03 | 2023-07-25 | Crrc Nanjing Puzhen Co., Ltd. | Emergency braking control circuit based on coupler coupling detection |
| CN113682349A (en) * | 2021-08-30 | 2021-11-23 | 株洲中车时代电气股份有限公司 | Train control method and device, electronic equipment and storage medium |
| CN113682349B (en) * | 2021-08-30 | 2022-12-13 | 株洲中车时代电气股份有限公司 | Train control method and device, electronic equipment and storage medium |
| CN114954566A (en) * | 2022-08-01 | 2022-08-30 | 中车长春轨道客车股份有限公司 | Circuit for flexible marshalling of subway trains |
| CN114954566B (en) * | 2022-08-01 | 2022-11-08 | 中车长春轨道客车股份有限公司 | Circuit for flexible marshalling of subway trains |
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| Publication number | Publication date |
|---|---|
| CN105620516B (en) | 2017-03-22 |
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