CN111823957A - Vehicle-ground cooperative passing neutral-phase control method and system and rail transit vehicle - Google Patents
Vehicle-ground cooperative passing neutral-phase control method and system and rail transit vehicle Download PDFInfo
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- CN111823957A CN111823957A CN202010707990.8A CN202010707990A CN111823957A CN 111823957 A CN111823957 A CN 111823957A CN 202010707990 A CN202010707990 A CN 202010707990A CN 111823957 A CN111823957 A CN 111823957A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60M—POWER SUPPLY LINES, AND DEVICES ALONG RAILS, FOR ELECTRICALLY- PROPELLED VEHICLES
- B60M3/00—Feeding power to supply lines in contact with collector on vehicles; Arrangements for consuming regenerative power
Abstract
The invention discloses a train-ground cooperative passing neutral section control method and system and a rail transit vehicle.A locomotive or a motor train unit passes through an electric neutral section area, if the ground passing neutral section equipment has normal functions, a vehicle-mounted main circuit breaker does not brake and pass the neutral section, and ground conversion automatic passing neutral section is realized; when the ground conversion automatic passing neutral section function fails and the vehicle-mounted signal equipment has normal functions, controlling the main circuit breaker of the locomotive or the motor train unit to open or close, and realizing vehicle-mounted automatic passing neutral section; when the ground conversion automatic passing neutral section function fails and the vehicle-mounted automatic passing neutral section function fails, the manual passing neutral section switch is operated to control the opening or closing of a main breaker of the locomotive or the motor train unit; when the ground switching automatic passing neutral section, the vehicle-mounted automatic passing neutral section and the manual passing neutral section are all failed, the main breaker is controlled to be opened; and when the network voltage is recovered to be normal, the main breaker is automatically or manually controlled to be switched on. The invention realizes the train-ground cooperative passing neutral section, meets the running requirement of the train and improves the safe reliability of the train running.
Description
Technical Field
The invention relates to the field of rail transit, in particular to a vehicle-ground cooperative passing neutral section control method and system and a rail transit vehicle.
Background
In an electrified traction section, a traction contact network adopts a single-phase power frequency alternating current power supply mode. In order to balance the three-phase load of the power system and improve the utilization rate of a power grid, the electrified railway contact network is required to adopt sectional phase commutation power supply. To prevent short circuit between phases, adjacent phases are separated by air or insulation, called "electric phase separation".
When the electric locomotive or the motor train unit is subjected to neutral section passing, a proper neutral section passing mode needs to be adopted, and vehicle-mounted automatic neutral section passing, driver manual neutral section passing and ground switching automatic neutral section passing are common. The automatic passing neutral section of the ground conversion controls one of power supplies at two ends of the joint type electric neutral section to supply power for the neutral section through ground traction power supply equipment (a disconnecting switch, a circuit breaker and the like), automatic switching power supply is realized, a train can pass through a contact network electric neutral section without power interruption, the automatic passing neutral section control system has the advantages of short power interruption time, no power supply dead zone, reduction of speed loss of passing neutral section of the train and the like, is favorable for meeting the running requirements of high-speed trains, and is popularized and used at home and abroad at present. However, when the ground switching automatic passing neutral section function fails, the vehicle-mounted automatic passing neutral section or manual passing neutral section is still needed. Therefore, how to realize the vehicle-ground cooperative passing neutral section, meet the operation requirement of the train, improve the safe reliability of the train operation, and improve the train operation efficiency and riding comfort is a technical problem to be solved urgently.
Disclosure of Invention
The invention aims to solve the technical problems that in order to overcome the defects of the prior art, the invention provides the train-ground cooperative passing neutral section control method and system and the rail transit vehicle, so that the train-ground cooperative passing neutral section is realized, the running requirements of the train are met, the safety and reliability of the train running are improved, and the train operation efficiency and riding comfort are improved.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows: a vehicle-ground cooperative passing neutral section control method comprises the following steps: when the locomotive or the motor train unit passes through the electric phase splitting area, if the ground phase splitting equipment has normal functions, the vehicle-mounted main circuit breaker is not switched off, and ground conversion automatic phase splitting is realized;
when the ground conversion automatic passing neutral section function fails and the vehicle-mounted signal equipment has normal functions, controlling the main circuit breaker of the locomotive or the motor train unit to open or close, and realizing vehicle-mounted automatic passing neutral section;
when the ground conversion automatic passing neutral section function fails and the vehicle-mounted automatic passing neutral section function fails, the manual passing neutral section switch is operated to control the opening or closing of a main breaker of the locomotive or the motor train unit so as to realize manual passing neutral section;
when the ground switching automatic passing neutral section, the vehicle-mounted automatic passing neutral section and the manual passing neutral section are invalid, the main breaker is controlled to open the brake, and the vehicle slides through the dead zone by inertia; and when the network voltage is recovered to be normal, the main breaker is automatically or manually controlled to be switched on.
The invention is based on the existing vehicle-mounted equipment and ground equipment, a ground magnetic inductor and a vehicle-mounted automatic passing neutral section device are not required to be installed, the seamless switching between the ground switching automatic passing neutral section and the vehicle-mounted automatic passing neutral section is realized through the cooperative matching between the vehicle-mounted equipment and the ground equipment, when two automatic passing neutral section functions fail, a manual passing neutral section function is provided, when three passing neutral section functions fail, a locomotive or a motor train unit breaks through the neutral section, the vehicle protects and controls the opening of a main breaker, the vehicle slides through a neutral area by inertia, and after the network voltage returns to normal, the main breaker is automatically or manually controlled to be switched on. The running requirement of the train is met, the safe reliability of the train running is improved, and the train utilization rate is improved. Has the advantages of safety, reliability, easy realization and convenient popularization and application.
When the ground conversion automatic passing neutral section function fails and the vehicle-mounted signal equipment is normal in function, the vehicle-ground realizes the vehicle-mounted automatic passing neutral section function in a cooperative mode. The specific implementation process of the vehicle-mounted automatic passing neutral section comprises the following steps:
1) the ground passing neutral section equipment sends a ground conversion automatic passing neutral section function failure signal to ground signal equipment;
2) the ground signal equipment sends a ground conversion automatic passing neutral section failure signal, vehicle position information and an electric phase splitting neutral section length to vehicle-mounted signal equipment;
3) the vehicle-mounted signal equipment calculates and sends a passing neutral section command high level to a vehicle controller according to the ground conversion automatic passing neutral section function failure, the vehicle position information, the electric phase separation neutral section length signal and the train speed;
4) the vehicle controller receives the high level of the phase passing command and controls the main circuit breaker of the locomotive or the motor train unit to open;
5) the vehicle-mounted signal equipment calculates and sends a passing neutral section command low level to a vehicle controller according to the ground conversion automatic passing neutral section function failure, the vehicle position information, the electric phase separation neutral section length signal and the train speed;
6) when the vehicle controller receives a neutral section passing command low level, the main circuit breaker is controlled to be switched on, and vehicle-mounted automatic neutral section passing is achieved.
When the ground switching automatic passing neutral section function fails and the vehicle-mounted automatic passing neutral section function fails, the vehicle and the ground realize the manual passing neutral section function in a cooperative manner. The specific implementation process of the manual passing through phase separation comprises the following steps:
A) the ground passing neutral section passing equipment sends a ground conversion automatic passing neutral section function failure signal to the trackside indicator, and the trackside indicator indicates that the ground conversion automatic passing neutral section function fails; the vehicle-mounted signal equipment sends the failure of the vehicle-mounted automatic passing neutral section function to a vehicle-mounted indicator, and the vehicle-mounted indicator indicates that the vehicle-mounted automatic passing neutral section function fails; vehicle mounted auto-passing split function failure conditions include, but are not limited to: the failure of ground signal equipment, the failure of a vehicle-ground transmission channel, the failure of vehicle-mounted signal equipment, the failure of a signal acquisition channel and the like; the functional failure status may be transmitted over redundant hardwires or/and redundant networks.
B) And operating a manual neutral-section passing switch according to the indication of the trackside indicator and the indication of the vehicle-mounted indicator, and controlling the opening or closing of a main breaker of the locomotive or the motor train unit to realize manual neutral-section passing.
When the vehicle is in an excessive phase, if the speed is too low, inertia can not pass through the phase separation area, so that the excessive phase speed is not lower than a fixed value when the vehicle slides through a dead zone by inertia.
The invention also provides a train-ground cooperative passing phase control system, which comprises:
the ground passing neutral section equipment is used for realizing the ground conversion automatic neutral section passing function when the locomotive or the motor train unit passes through the neutral section passing area, so that the vehicle-mounted main circuit breaker does not brake and pass neutral sections; when the ground conversion automatic passing neutral section function fails, sending a ground conversion automatic passing neutral section function failure signal to ground signal equipment and a trackside indicator;
the manual passing neutral section switch is used for sending a neutral section passing command to control the opening or closing of a main breaker of the locomotive or the motor train unit to realize manual passing neutral section when the ground switching automatic passing neutral section function fails and the vehicle-mounted automatic passing neutral section function fails;
the vehicle controller is used for controlling the main breaker of the locomotive or the motor train unit to open or close when the ground switching automatic passing neutral section function fails and the vehicle-mounted signal equipment has normal functions, so as to realize vehicle-mounted automatic passing neutral section; when the ground switching automatic passing neutral section function fails, the vehicle-mounted automatic passing neutral section function fails and the manual passing neutral section function is normal, controlling the main circuit breaker of the locomotive or the motor train unit to open or close so as to realize manual passing neutral section; when the ground switching automatic passing neutral section passing function, the vehicle-mounted automatic passing neutral section passing function and the manual passing neutral section passing function are all failed, the main breaker is controlled to be switched off, and the vehicle slides through a dead zone by means of inertia; and when the network voltage is recovered to be normal, the main breaker is automatically or manually controlled to be switched on. Preferably, the system of the present invention further comprises:
the ground signal equipment is used for receiving a ground conversion automatic passing neutral section failure signal when the ground conversion automatic passing neutral section failure function fails, and sending the ground conversion automatic passing neutral section failure signal, the vehicle position information signal and the electric phase splitting neutral section length signal to the vehicle-mounted signal equipment; the vehicle-mounted signal equipment is used for calculating and sending a passing split phase command high level to the vehicle controller according to the ground conversion automatic passing split phase function failure, the vehicle position information, the electric split phase neutral section length signal and the train speed; or the vehicle-mounted signal equipment calculates according to the speed of the train and sends an over-neutral phase command low level to the vehicle controller.
Further, the system of the present invention further comprises:
the trackside indicator is used for receiving a ground switching automatic passing neutral section function failure signal and prompting that the ground automatic passing neutral section function fails;
and the vehicle-mounted indicator is used for receiving the vehicle-mounted automatic passing neutral section function failure signal and prompting the vehicle-mounted automatic passing neutral section function failure. The system of the present invention also includes a main circuit breaker; the main circuit breaker is connected with the vehicle controller through a hard wire or a network, and when a phase passing command high level is received, or a manual phase passing command is received, or the vehicle controller detects that the network voltage is too low, the main circuit breaker is controlled to be switched off; and when the low level of the over-phase separation instruction is received and the vehicle controller detects that the network voltage is recovered to be normal, controlling the main breaker to be switched on.
The invention further provides a rail transit vehicle which comprises the rail transit vehicle-ground cooperative split-phase control system.
Compared with the prior art, the invention has the beneficial effects that:
(1) when the ground conversion automatic passing neutral section function is normal, the ground passing neutral section equipment realizes the passing neutral section function, the vehicle-mounted main circuit breaker does not brake and pass neutral section, the vehicle does not need to be powered off and does not need to be decelerated, and the utilization rate and the safety of the train are improved.
(2) When the ground switching automatic passing neutral section function fails, the train and the ground realize the vehicle-mounted automatic passing neutral section function cooperatively, the ground passing neutral section function failure is compatible, seamless switching is realized, and the train utilization rate and the safety are improved.
(3) When the ground conversion automatic passing neutral section function fails and the vehicle-mounted automatic passing neutral section function fails, a driver manually passes neutral section, the ground conversion automatic passing neutral section function failure and the vehicle-mounted automatic passing neutral section function failure are compatible, the driver can accurately judge whether manual passing neutral section is needed according to the indicator, and the train utilization rate and safety are improved.
(4) When the three over-phase-splitting functions are failed, the vehicle detects that the network voltage is too low, the main breaker is protected and controlled to be switched off, the vehicle slides through a dead zone by means of inertia, and the main breaker is automatically or manually controlled to be switched on after the network voltage is recovered to be normal. When three kinds of passing phase splitting functions are all out of work, the vehicle is protected to be powered off, and the safety of the train is improved.
Drawings
FIG. 1 is a schematic diagram of a train-ground cooperative passing phase control system according to the present disclosure;
FIG. 2 is a schematic flow chart of a train-ground cooperative phase-splitting control method disclosed by the present invention;
FIG. 3 is a diagram illustrating a split instruction calculation process according to an embodiment of the present invention.
Detailed Description
Referring to fig. 1, the vehicle-ground cooperative passing neutral section control system according to the embodiment of the present invention includes: ground passing neutral section device 101, ground signal device 102, vehicle signal device 103, vehicle controller 104, trackside indicator 107, vehicle indicator 108, manual passing neutral switch 106, main breaker 105.
Ground passing neutral section apparatus 101: the ground passing neutral section automatic switching device is used for realizing the ground switching automatic passing neutral section function, when a vehicle passes through the electric neutral section, the ground passing neutral section automatic control realizes that the non-electric neutral section of the electric neutral section is automatically switched to supply power by one of power supplies at two ends of the electric neutral section, so that the locomotive or the motor train unit can pass the neutral section without being subjected to brake-off by a vehicle-mounted main circuit breaker. And when the ground conversion automatic passing neutral section function fails, sending a ground conversion automatic passing neutral section function failure signal to the trackside indicator and the ground signal equipment.
The ground conversion automatic passing neutral section function failure signal is preferably transmitted in a redundant passive dry contact mode or a redundant communication bus mode to ensure redundant backup, and when a single contact fails, the normal transmission of the failure signal is ensured. Considering safety guidance, the ground switching automatic passing neutral function failure signal is defined as: 1-functional normal, 0-functional failure. When the ground switching automatic passing neutral section function fails and the vehicle is required to pass neutral section operation, the ground passing neutral section equipment continuously outputs '0'.
Surface signal device 102: the system comprises a ground conversion automatic passing phase separation function failure signal receiving device, a vehicle-mounted signal device and a vehicle-mounted signal device, wherein the ground conversion automatic passing phase separation function failure signal receiving device is used for receiving a ground conversion automatic passing phase separation function failure signal when a ground conversion automatic passing phase separation function fails and sending the ground conversion automatic passing phase separation function failure signal, vehicle position information and an electric phase separation neutral section length signal to the vehicle-mounted signal; the surface signal apparatus is not limited to the use of: ground-based transponders or radio block centers or other devices or manually.
The in-vehicle signal device 103: the system comprises a vehicle controller, a vehicle position information acquisition module, an electric phase separation neutral section length signal acquisition module, a vehicle position information acquisition module and a vehicle speed acquisition module, wherein the vehicle position information acquisition module is used for acquiring vehicle position information of a vehicle; or the vehicle-mounted signal equipment calculates according to the speed of the train and sends an over-neutral phase command low level to the vehicle controller. The connection of the on-vehicle signal device to the vehicle controller is not limited to the adoption of: and signal transmission and interaction are realized through connection modes such as redundant hard-wired point positions, redundant MVB buses or redundant Ethernet buses. The vehicle signal equipment should consider redundant backup and should ensure that the system can be maintained in use when a single equipment fails.
The vehicle controller 104: the system is used for controlling the opening or closing of a main breaker of the locomotive or the motor train unit when the ground conversion automatic passing neutral section function fails and the function of the vehicle-mounted signal equipment is normal, so as to realize vehicle-mounted automatic passing neutral section; when the ground switching automatic passing neutral section function fails, the vehicle-mounted automatic passing neutral section function fails and the manual passing neutral section function is normal, controlling the main circuit breaker of the locomotive or the motor train unit to open or close so as to realize manual passing neutral section; when the ground switching automatic passing neutral section passing function, the vehicle-mounted automatic passing neutral section passing function and the manual passing neutral section passing function are all failed, the main breaker is controlled to be switched off, and the vehicle slides through a dead zone by means of inertia; and when the network voltage is recovered to be normal, the main breaker is automatically or manually controlled to be switched on. The vehicle controller is preferably connected to the main circuit breaker using a hard-wired or communication bus connection. When the vehicle controller realizes the automatic control of the passing neutral section, a driver can be allowed to control manually, and when the driver passes the passing neutral section manually, the vehicle controller only plays a role in supervision and guarantee. The vehicle controller has the functions of self-checking and fault display, can be automatically or manually isolated when a system has a fault, and cannot influence the normal operation of the vehicle after the isolation.
Trackside indicator 107: the ground automatic passing neutral section function failure warning device is used for receiving a ground conversion automatic passing neutral section function failure signal and prompting the ground automatic passing neutral section function failure through the lightening or overturning of the trackside indicator so as to warn a driver. Trackside indicators are not limited to use: the method is realized by means of a sign lamp or a sign board and the like. The trackside indicators are preferably located at appropriate positions in the forward and reverse directions of the phase separation section, including "off" and "on" indicators. Considering the reaction of a driver and the sending of a manual passing split-phase instruction, the brake-separating time of a main breaker, the running speed of a train and the like, considering the safety distance, an 'off' indicator of a line less than 200km/h is preferably arranged at a position more than or equal to 30m away from the boundary of a neutral section, an 'off' indicator of a line of 200km/h or more is preferably arranged at a position more than or equal to 80m away from the boundary of the neutral section, and a 'on' indicator is reasonably calibrated according to the length of the neutral section, the length of a non-neutral section and the maximum distance from a pantograph to a cab, so that the safety and the reliability of.
And the vehicle-mounted indicator 108 is used for receiving the vehicle-mounted automatic passing neutral section function failure signal and prompting the vehicle-mounted automatic passing neutral section function failure so as to warn a driver. The in-vehicle indicator is not limited to adopt: the method is realized by means of an indicator light, a display screen and the like of a driver console.
Manual passing neutral section switch 106: the device is used for sending a manual passing phase splitting instruction to control the opening or closing of a main breaker of a locomotive or a motor train unit when the ground conversion automatic passing phase splitting function fails and the vehicle-mounted automatic passing phase splitting function fails, so that the manual passing phase splitting function of a driver is realized. The manual neutral-section passing switch is not limited to adopt: the display screen is realized by hard buttons or switches, soft buttons of the display screen and the like. The connection of the manual neutral-section passing switch to the main circuit breaker is preferably a hard-wired or communication bus connection.
Main breaker 105: the system is used for switching on and switching off the network side current of the locomotive or the motor train unit.
Fig. 2 is a schematic flow chart of a train-ground cooperative phase-splitting control method according to an embodiment of the present invention, which is detailed as follows:
a vehicle-ground cooperative passing neutral section control method comprises the following steps:
the method comprises the following steps: ground conversion automatic passing neutral section (S201)
When the locomotive or the motor train unit passes through the electric phase splitting area, when the ground passing phase splitting equipment is normal in function, the ground passing phase splitting equipment realizes the ground switching automatic passing phase splitting function, and the vehicle-mounted main circuit breaker does not brake and pass the phase splitting.
The method 2 comprises the following steps: vehicle automatic passing neutral section (S202)
1) When the locomotive or the motor train unit passes through the electric phase splitting area and the ground conversion automatic phase splitting function fails, the ground phase splitting equipment sends a ground conversion automatic phase splitting function failure signal to the ground signal equipment;
2) the ground signal equipment sends signals such as a ground conversion automatic passing neutral section function failure signal, vehicle position information, an electric phase splitting neutral section length and the like to vehicle-mounted signal equipment;
3) the vehicle-mounted signal equipment calculates and sends a passing neutral section command high level to a vehicle controller according to the ground conversion automatic passing neutral section function failure, the vehicle position information, the electric phase separation neutral section length signal and the train speed;
4) the vehicle controller receives the high level of the phase passing command and controls the main circuit breaker of the locomotive or the motor train unit to open;
5) the vehicle-mounted signal equipment calculates and sends a passing neutral section command low level to a vehicle controller according to the ground conversion automatic passing neutral section function failure, the vehicle position information, the electric phase separation neutral section length signal and the train speed;
6) when the vehicle controller receives a neutral section passing command low level, the vehicle controller controls the main breaker to switch on;
7) and finishing the vehicle-mounted automatic passing split-phase program.
Referring to fig. 3, the specific implementation process of calculating and sending the passing neutral section command according to the train speed includes:
1) and calculating the time of the distance between the train head and the neutral zone according to the train speed, and sending a passing split-phase command high level according to the preset safety time or safety distance so that the train has enough time to unload the traction force and open the main breaker.
2) And calculating the distance between the train and the neutral zone according to the speed of the train, and sending a passing neutral section command low level (for example, the maximum distance from a far-end pantograph to a cab is x meters, and the distance from the far-end pantograph to the neutral zone is x meters at the train head, so that the rear pantograph of the train is ensured to pass through the neutral section) according to a preset safety distance so as to facilitate the train to close a main breaker in time and recover the traction.
For example: assuming that the train speed is 160km/h, the length of the phase separation area is 210m, the length of the train is 200 m, the distance from the train head to the rear bow is 150 m, the time from the vehicle controller to the brake separation of the main breaker after receiving the passing phase separation instruction is 10s, and the position or the time for sending the high level of the passing phase separation instruction is calculated according to the running speed of the train, for example, the position or the time is 10s before entering the phase separation area, namely 440m sends the passing phase separation instruction; calculating the position or time of sending the low level of the passing neutral section instruction, for example, 150 meters after the train head passes through the neutral section, and ensuring that the rear bow of the train passes through the neutral section; the distance related to the passing neutral section can be obtained according to the GPS and can also be calculated according to the real-time speed.
The method 3 comprises the following steps: manual passing phase separation of driver (S203)
1) When the locomotive or the motor train unit passes through the electric phase splitting area, the trackside indicator is lightened or overturned when receiving a ground conversion automatic phase splitting function failure signal, so as to prompt that the ground conversion automatic phase splitting function fails;
2) the vehicle-mounted indicator receives a vehicle-mounted automatic passing neutral section function failure signal and prompts the vehicle-mounted automatic passing neutral section function to fail;
3) when the trackside indicator is observed to prompt that the ground switching automatic passing neutral section function is invalid, and the vehicle-mounted indicator is observed to prompt that the vehicle-mounted automatic passing neutral section function is invalid, a driver operates a manual passing neutral section switch to send a manual passing neutral section instruction;
4) the vehicle controller controls the opening of a main breaker of the locomotive or the motor train unit;
5) after the vehicle controller detects that the network voltage is recovered to be normal, the main circuit breaker is automatically controlled to be switched on; when the on-track mark is observed, a driver can manually control the main breaker to be switched on;
6) and (4) manually performing a split-phase procedure.
The method 4 comprises the following steps: break through phase and vehicle protection passing phase (S204)
1) When the locomotive or the motor train unit runs to a dead zone, when the ground switching automatic passing neutral section, the vehicle-mounted automatic passing neutral section and the manual passing neutral section are all failed, the vehicle controller detects that the network voltage is too low, the main circuit breaker is protected and controlled to be switched off, and the vehicle slides through the dead zone by inertia.
2) When the vehicle controller detects that the network voltage is recovered to be normal, the main circuit breaker is automatically controlled to be switched on; when the on-track mark is observed, a driver can manually control the main breaker to be switched on;
3) and finishing the vehicle protection passing phase separation program.
When the vehicle is in an excessive phase, if the speed is too low, inertia can not pass through the phase separation area, and the excessive phase speed is recommended to be not lower than a fixed value. The lowest speed of the passing phase is determined: according to the traction braking characteristic of the train, the required minimum speed when the train runs for a certain distance under the idle working condition (the length of a phase separation zone, the safety distance before the phase separation zone and the safety distance after the phase separation zone) is calculated, and meanwhile, the minimum speed when the train runs for a certain distance (the length of the phase separation zone) under the emergency braking working condition is calculated by considering the condition that the emergency braking is applied to the train in the phase separation process, so that the train can smoothly pass through a non-electricity zone under the harshest environment.
Claims (10)
1. A vehicle-ground cooperative passing neutral section control method is characterized by comprising the following steps:
when the locomotive or the motor train unit passes through the electric split-phase area, if the ground split-phase equipment has normal functions, the vehicle-mounted main circuit breaker does not perform brake splitting and pass the split phase, so that ground conversion and automatic split phase passing are realized;
when the ground switching automatic passing neutral section function fails and the passing neutral section related signal transmission between the train-ground equipment is normal, controlling the main circuit breaker of the locomotive or the motor train unit to open or close the brake, and realizing vehicle-mounted automatic passing neutral section;
when the ground switching automatic passing neutral section function and the vehicle-mounted automatic passing neutral section function are both failed, operating a manual passing neutral section switch to control the opening or closing of a main breaker of the locomotive or the motor train unit so as to realize manual passing neutral section;
when the ground switching automatic passing neutral section, the vehicle-mounted automatic passing neutral section and the manual passing neutral section are all failed, the main breaker is controlled to be opened; and when the network voltage is recovered to be normal, the main breaker is automatically or manually controlled to be switched on.
2. The vehicle-ground cooperative passing phase control method according to claim 1, wherein the specific implementation process of the vehicle-mounted automatic passing phase comprises the following steps:
1) the ground passing neutral section equipment sends a ground conversion automatic passing neutral section function failure signal to ground signal equipment;
2) the ground signal equipment sends a ground conversion automatic passing neutral section failure signal, vehicle position information and an electric neutral section length signal to vehicle-mounted signal equipment;
3) the vehicle-mounted signal equipment calculates and sends a passing neutral section command high level to a vehicle controller according to the ground conversion automatic passing neutral section function failure, the vehicle position information, the electric phase separation neutral section length signal and the train speed; or the vehicle-mounted signal equipment calculates according to the speed of the train and sends an over-phase command low level to the vehicle controller;
4) the vehicle controller receives the high level of the phase passing command and controls the main circuit breaker of the locomotive or the motor train unit to open; or when the vehicle controller receives the passing neutral section command low level, the main breaker is controlled to be switched on, and vehicle-mounted automatic passing neutral section is realized.
3. The vehicle-ground cooperative passing phase control method according to claim 1, wherein the implementation process of manual passing phase comprises:
the ground passing neutral section equipment sends a ground conversion automatic passing neutral section function failure signal to the trackside indicator; the vehicle-mounted signal equipment sends a vehicle-mounted automatic passing neutral section function failure signal to a vehicle-mounted indicator;
and operating a manual neutral-section passing switch according to the indication of the trackside indicator and the indication of the vehicle-mounted indicator, and controlling the opening or closing of a main breaker of the locomotive or the motor train unit to realize manual neutral-section passing.
4. The vehicle-ground cooperative passing neutral section control method according to claim 3, wherein in the step A), the trackside indicator indicates that the ground switching automatic passing neutral section function fails; the vehicle-mounted indicator indicates that the vehicle-mounted automatic passing neutral section function fails.
5. The vehicle-ground cooperative passing neutral section control method according to any one of claims 1 to 4, wherein when the vehicle slides through the neutral section by inertia, the passing neutral section speed is not lower than a set value.
6. A ground-based cooperative passing phase-split control system, comprising:
the ground passing neutral section equipment is used for realizing the ground conversion automatic neutral section passing function when the locomotive or the motor train unit passes through the neutral section passing area, so that the vehicle-mounted main circuit breaker does not brake and pass neutral sections;
the manual passing neutral section switch is used for controlling the main circuit breaker of the locomotive or the motor train unit to open or close when the ground switching automatic passing neutral section function fails and the vehicle-mounted automatic passing neutral section function fails, so as to realize manual passing neutral section;
the vehicle controller is used for controlling the main breaker of the locomotive or the motor train unit to open or close when the ground passing neutral section equipment fails and the vehicle-mounted signal equipment is normal in function, so as to realize vehicle-mounted automatic passing neutral section; when the ground automatic passing neutral section function and the vehicle-mounted automatic passing neutral section function are both failed and the manual passing neutral section function is normal, controlling the main breaker of the locomotive or the motor train unit to open or close so as to realize manual passing neutral section; when the ground automatic passing neutral section, the vehicle-mounted automatic passing neutral section and the manual passing neutral section are all failed, controlling the main breaker to open; and when the network voltage is recovered to be normal, the main breaker is automatically or manually controlled to be switched on.
7. The ground-over-ground cooperative split-phase control system according to claim 6, further comprising:
the ground signal equipment is used for receiving a ground conversion automatic passing neutral section failure signal when the ground conversion automatic passing neutral section failure function fails, and sending the ground conversion automatic passing neutral section failure signal, the vehicle position information signal and the electric phase separation neutral section length signal to the vehicle-mounted signal equipment;
the vehicle-mounted signal equipment is used for calculating and sending a passing split phase command high level to the vehicle controller according to the ground conversion automatic passing split phase function failure, the vehicle position information, the electric split phase neutral section length signal and the train speed; or the vehicle-mounted signal equipment calculates according to the speed of the train and sends an over-neutral phase command low level to the vehicle controller.
8. The ground-over-ground cooperative split-phase control system according to claim 6, further comprising:
the trackside indicator is used for receiving a ground conversion automatic passing neutral section function failure signal and prompting that the ground conversion automatic passing neutral section function fails;
and the vehicle-mounted indicator is used for receiving the vehicle-mounted automatic passing neutral section function failure signal and prompting the vehicle-mounted automatic passing neutral section function failure.
9. The ground-vehicle cooperative passing phase-splitting control system according to any one of claims 6 to 8, further comprising a main circuit breaker; the main circuit breaker is connected with the vehicle controller through a hard wire or a network, and when a phase passing command high level is received, or a manual phase passing command is received, or the vehicle controller detects that the network voltage is too low, the main circuit breaker is controlled to be switched off; and when the low level of the over-phase separation instruction is received and the vehicle controller detects that the network voltage is recovered to be normal, controlling the main breaker to be switched on.
10. A rail transit vehicle comprising a train-ground cooperative split-phase control system as claimed in any one of claims 6 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010707990.8A CN111823957B (en) | 2020-07-22 | 2020-07-22 | Vehicle-ground cooperative passing neutral-phase control method and system and rail transit vehicle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010707990.8A CN111823957B (en) | 2020-07-22 | 2020-07-22 | Vehicle-ground cooperative passing neutral-phase control method and system and rail transit vehicle |
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| Publication Number | Publication Date |
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| CN111823957A true CN111823957A (en) | 2020-10-27 |
| CN111823957B CN111823957B (en) | 2021-09-17 |
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| CN202010707990.8A Active CN111823957B (en) | 2020-07-22 | 2020-07-22 | Vehicle-ground cooperative passing neutral-phase control method and system and rail transit vehicle |
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