CN113184023A - Novel turnout zone control system capable of supporting train autonomous control - Google Patents
Novel turnout zone control system capable of supporting train autonomous control Download PDFInfo
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- CN113184023A CN113184023A CN202110523025.XA CN202110523025A CN113184023A CN 113184023 A CN113184023 A CN 113184023A CN 202110523025 A CN202110523025 A CN 202110523025A CN 113184023 A CN113184023 A CN 113184023A
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- 238000004891 communication Methods 0.000 claims abstract description 59
- 238000012423 maintenance Methods 0.000 claims abstract description 45
- 238000012544 monitoring process Methods 0.000 claims description 16
- 238000011084 recovery Methods 0.000 claims description 12
- 238000012545 processing Methods 0.000 claims description 10
- 238000006243 chemical reaction Methods 0.000 claims description 7
- 238000004364 calculation method Methods 0.000 claims description 4
- 238000005520 cutting process Methods 0.000 claims description 3
- 231100000279 safety data Toxicity 0.000 claims description 3
- 230000015556 catabolic process Effects 0.000 claims description 2
- 238000006731 degradation reaction Methods 0.000 claims description 2
- 230000007613 environmental effect Effects 0.000 claims description 2
- 238000007726 management method Methods 0.000 description 25
- 238000009826 distribution Methods 0.000 description 4
- 238000011161 development Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 238000013024 troubleshooting Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L27/00—Central railway traffic control systems; Trackside control; Communication systems specially adapted therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L27/00—Central railway traffic control systems; Trackside control; Communication systems specially adapted therefor
- B61L27/30—Trackside multiple control systems, e.g. switch-over between different systems
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L5/00—Local operating mechanisms for points or track-mounted scotch-blocks; Visible or audible signals; Local operating mechanisms for visible or audible signals
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Train Traffic Observation, Control, And Security (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention belongs to the field of train autonomous control, and particularly relates to a novel turnout zone control system capable of supporting train autonomous control, which comprises at least one point switch, at least one signal machine, a shaft counter and an intelligent operation and maintenance management platform; the intelligent operation and maintenance platform comprises a monitoring center, a diagnosis center, a maintenance center, a management center, a scheduling center and an operation center, and realizes intelligent operation, intelligent scheduling and intelligent maintenance; any point switch is used as a switch area control center and is used for controlling all signal machines, axle counting machines and other point switches and providing communication between a wireless network and a train and a management center; the train sends an approach request to the management center, the management center directly communicates with the corresponding switch area control center after receiving the corresponding request, and sends an approach handling command, and the switch area control center controls the corresponding switch machine, the axle counting and the annunciator to act after receiving the corresponding command. The invention supports the wireless master control equipment to monitor and drive the switch, the annunciator, the axle counting equipment and the like.
Description
Technical Field
The invention belongs to the field of train autonomous control, and particularly relates to a novel turnout zone control system capable of supporting train autonomous control.
Background
The switch area equipment mainly refers to railway signal machines, point switches, axle counters and track circuits, and is centrally controlled by a computer interlocking system at present. The traditional switch zone equipment control needs to be connected to an indoor distribution board through a cable, then connected to a combination cabinet, an interface cabinet and the like through the cable, and finally reaches a relay interlocking host; the all-electronic interlocking reduces complex relay circuits, and outdoor trackside equipment can be connected to an indoor distribution board through a cable, then connected to an electronic execution unit, and finally connected to an interlocking system through the cable.
At present, the turnout zone equipment is required to be subjected to centralized control through an interlocking host, and a special relay control circuit is required between the turnout zone equipment and the interlock, and a large number of indoor and outdoor interconnection cables are required to be arranged. The interlocking system has high association degree and complex interfaces among all devices, so that the cost investment of project capital construction, production, installation and debugging is increased, and the difficulty of subsequent maintenance and troubleshooting is greatly improved. In addition, the interlocking control method cannot reduce the complicated connection relationship between devices, and cannot reduce the relevance between devices, for example: the wireless communication module can not be divided into smaller modules, does not support wireless communication, does not need cable interconnection among the modules and the like. Because of these limitations, the demand for technology development is gradually not met, and the flexibility of operation is limited, for example: and the development and application of new technologies such as train autonomous control turnout zone equipment cannot be supported.
Disclosure of Invention
In order to solve the above technical problems, an embodiment of the present invention provides a novel turnout zone control system capable of supporting autonomous train control.
A novel turnout zone control system capable of supporting autonomous control of a train comprises at least one point switch, at least one signal machine, a shaft counter and an intelligent operation and maintenance management platform; the intelligent operation and maintenance platform comprises a monitoring center, a diagnosis center, a maintenance center, a management center, a scheduling center and an operation center, and realizes intelligent operation, intelligent scheduling and intelligent maintenance;
any one of the switches is used as a switch area control center, and the switch area control center is used for controlling all signal machines, axle counting machines and other switches and providing communication between a wireless network and a train and a management center;
the train sends an access request to a management center, the management center directly communicates with a corresponding switch control center after receiving the corresponding request and sends an access handling command, and the switch control center controls a corresponding switch, a counter and a annunciator to act after receiving the corresponding command;
when the train is disconnected from the intelligent operation and maintenance management platform, the train automatically applies for an access handling request to perform degradation operation through the communication of the wireless network and the corresponding switch area control center, and the switch area control center calculates and controls the corresponding switch machine and the signal machine to act after receiving the corresponding request.
Preferably, when the train is normally started, all switches send requests for registration as the switch control center to the intelligent operation and maintenance management platform, the intelligent operation and maintenance management platform uses the switch with the earliest successful registration as the switch control center and broadcasts the switch to all switches in the switch, and the switches in the non-switch control center do not execute the task of the switch control center after receiving the corresponding broadcast.
Preferably, when a switch machine corresponding to the switch area control center fails, the communication with the intelligent operation and maintenance management platform is actively cut off, and if a switch machine normally communicating with the intelligent operation and maintenance management platform exists in the switch area, the intelligent operation and maintenance management platform assigns the normal switch machine as the switch area control center.
Preferably, the switch machine further comprises a handheld device in communication connection with the switch machine and used for acquiring the state of the switch area through wireless communication.
Preferably, the switch machine comprises:
the communication module is used for realizing wireless communication with a train and an intelligent operation and maintenance management platform and communication with a signal machine, a shaft counter and other point machines in a switch area; the intelligent operation and maintenance management platform is also used for converting a wireless network with the train and the intelligent operation and maintenance management platform into an internal communication network;
the core calculation module is used for calculating the operations to be executed by the corresponding signalers, axle counting machines and point switches in the switch area after wireless network conversion, and selecting the network or the corresponding hard-line interface to control recovery according to the corresponding equipment condition;
the output acquisition module is used for realizing the driving of a corresponding switch machine, and when the controlled signal machine only supports a universal hard line interface, the output acquisition module can enable the control of the 12-way signal lamp to carry out the stoping; when the machine is a fork area control center and the communication connection with a non-fork area center is not available, the output acquisition module can control an external control recovery interface.
Preferably, the switch machine further comprises:
the monitoring module is used for receiving the data of the core processing module and comparing the data with the safety data so as to judge whether the core processing module operates normally, and if the core processing module operates normally, the monitoring module gives a safety power supply to the corresponding output acquisition module; if not, the safety power supply is disconnected, so that safety is guided.
Preferably, the switch machine further comprises a power supply and monitoring module, the power supply and monitoring module comprising:
the power conversion circuit is used for isolating, rectifying and protecting the accessed alternating current power supply and finally converting the level into the required direct current power supply
And the MCU module is used for reporting the monitoring results of all paths of power supplies and the environmental temperature and cutting off the corresponding safety power supply loop according to the communication command.
The technical scheme adopted by the invention has the following beneficial effects:
1. any one of the switches is used as a switch area control center, the switch area control center is used for controlling all signal machines, axle counting and other switches, providing wireless network and train and intelligent operation and maintenance management platform communication, and supporting wireless master control equipment to monitor and drive the switch machines, the signal machines, the axle counting and other equipment;
2. the internal circuit modularization, convenient replacement and extension, inside control and protection circuit cover are comprehensive.
The following detailed description of the present invention will be provided in conjunction with the accompanying drawings.
Drawings
The invention is further described with reference to the accompanying drawings and the detailed description below:
fig. 1 is a schematic structural diagram of a novel turnout zone control system capable of supporting autonomous train control according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a novel turnout zone control system capable of supporting autonomous train control according to another embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, a novel turnout zone control system capable of supporting autonomous train control includes at least one point switch, at least one signal machine, an axle counter, and an intelligent operation and maintenance management platform; the intelligent operation and maintenance platform comprises a monitoring center, a diagnosis center, a maintenance center, a management center, a scheduling center and an operation center, and realizes 4 aspects of management of intelligent operation, intelligent scheduling and intelligent maintenance and a full life cycle; any one of the switches is used as a switch area control center, and the switch area control center is used for controlling all signal machines, axle counting machines and other switches and providing communication between a wireless network and a train and a management center.
The switch area control system in the embodiment cancels an indoor control unit cabinet, issues a corresponding control command, uses one switch area as a minimum unit, adopts a distributed architecture, has a small size, can be installed in a switch machine, upgrades a traditional switch machine into an intelligent switch area control switch machine, uses any switch machine in one switch area as a switch area control center, and controls all signal machines, counter shafts and switch machines in the switch area through the switch machine.
The point switch provides wireless network and train and intelligent operation and maintenance management platform communication, and the control in switch district supports two kinds of modes: the train and the management center carry out access requests, the management center directly communicates with the corresponding switch area control center after receiving corresponding request commands and sends access handling commands, and the switch area control center receives the corresponding commands so as to control the rotation and position acquisition of the corresponding switch machines and the light-on and light-off control of the annunciators; when the train is disconnected from the intelligent operation and maintenance management platform, the train can automatically communicate with the corresponding switch area control center through the wireless network to apply for an access handling request to carry out degraded operation, and the switch area control center receives a corresponding command to carry out calculation and corresponds to the action of a switch machine and a signal machine.
Taking a subway as an example, one switch area may be driven by two switches, when the system is normally started, the two switches apply to the intelligent operation and maintenance management platform to become a switch area control center, the earlier switch area which is successfully registered is taken as the switch area control center, after the registration is completed, the intelligent operation and maintenance management platform broadcasts which switch is taken as the current switch area center to all switches in the switch area, and the switches in the non-switch area control center receive the corresponding command, so that the task of the switch area control center is not executed; when the switch machine of the switch area control center is in fault, the communication with the intelligent operation and maintenance management platform is actively cut off, if another switch machine in the switch area is in normal communication with the intelligent operation and maintenance management platform, the intelligent operation and maintenance management platform assigns the normal switch machine as the switch area control center.
The processing mechanism is similar when the train communicates with the switch. And the switch area center receives the corresponding command, calculates the corresponding switch machine control and signal machine control action by self, and controls through a corresponding control network or a universal hard wire interface. The internal communication network and the external communication network of the fork area are mutually independent networks so as to ensure the safety. The switch machine of the non-switch area control center in the switch area is preferentially controlled by the communication of an internal network and the switch area control center, and when the switch area control center detects that the communication interface is disconnected, the universal hard wire interface is started to control the switch machine of the non-switch area center and the recovery state is carried out; the control of the axle counting in the fork area is realized through a network port interface; the interface with the signal machine can be through a network or a universal hard-wire interface.
The handheld device is supported to acquire the state of the fork area through wireless communication, so that maintenance is facilitated.
The structure of the switch machine is shown in fig. 2 and comprises: the communication module is used for realizing wireless communication with a train and an intelligent operation and maintenance management platform and communication with a signal machine, a shaft counter and other point machines in a switch area; the intelligent operation and maintenance management platform is also used for converting a wireless network with the train and the intelligent operation and maintenance management platform into an internal communication network; the core calculation module is used for calculating the operations to be executed by the corresponding signalers, axle counting machines and point switches in the switch area after wireless network conversion, and selecting the network or the corresponding hard-line interface to control recovery according to the corresponding equipment condition; the output acquisition module is used for realizing the driving of a corresponding switch machine, and when the controlled signal machine only supports a universal hard line interface, the output acquisition module can enable the control of the 12-way signal lamp to carry out the stoping; when the machine is a fork area control center and the communication connection with a non-fork area center is not available, the output acquisition module can control an external control recovery interface. The monitoring module is used for receiving the data of the core processing module and comparing the data with the safety data so as to judge whether the core processing module operates normally, and if the core processing module operates normally, the monitoring module gives a safety power supply to the corresponding output acquisition module; if not, the safety power supply is disconnected, so that the safety power supply and the monitoring module are guided, wherein the power supply and monitoring module comprises: and the power supply conversion circuit is used for isolating, rectifying and protecting the accessed alternating current power supply, finally converting the level into a required direct current power supply MCU module, reporting the monitoring results of each power supply and the ambient temperature, and cutting off a corresponding safety power supply loop according to a communication command.
The core processor of the communication module needs to convert the communication protocol of the wireless access module into an internal communication interface protocol, and the internal function is single and only takes charge of the safe data receiving and transmitting function. In order to avoid the problem of wireless communication distance, the communication module can be accessed to the trackside safety AB network through a reserved wired interface, and the vehicle can be communicated with the equipment through the trackside AP. Or a series of wireless nodes extend from two ends of a turnout zone or an equipment zone, so that the train can be ensured to be communicated with the equipment in advance. While providing a wireless or limited communication interface within the fork zone.
The communication module can be an access module of a 4G/5G or other wireless networks and comprises an antenna, and the communication module is used for realizing wireless communication with a train and an intelligent operation and maintenance management platform and wireless or wired communication with equipment in a fork area. The module also converts a wireless network of the train and the intelligent operation and maintenance management platform into an internal communication network, wherein the internal communication network can be in a gigabit/hundred-mega Ethernet or PCI or other bus forms, and after the internal communication network is converted, the internal communication network and the core computing module calculate the operation to be executed by the corresponding switch area equipment, and then the network or the corresponding hard wire interface is selected according to the corresponding equipment condition to control recovery. The output acquisition module can realize the driving of the switch machine, the general hard-line interface for controlling the stoping by the 12-channel signal lamp, the control stoping general hard-line interface for controlling the external part of the machine and the control stoping hard-line interface for controlling the external part of the machine. When the controlled signal machine only supports the universal hard line interface, the output acquisition module can enable the control of the 12-channel signal lamp for stoping; when the local machine is a fork area control center and is not in communication connection with a non-fork area control center, the output acquisition module enables the local machine to control an external control recovery interface; when the local machine is a non-fork area control center and is abnormal, and thus the communication with the fork area control center is disconnected, the fork area control center controls the normal rotation and recovery of the local machine through a control recovery interface of the external control local machine. The output acquisition module can be expanded according to actual conditions. The power supply and monitoring module can isolate the power supply required by the power supply conversion system of the power distribution cabinet and monitor the voltage, current, temperature and other information of the system. An AB network redundancy mode is adopted for ensuring the communication safety of the wireless network.
In one embodiment, the switch machine further comprises: the external connection terminal and the protection module refer to all connection terminals of external equipment, including an introduction terminal of a power distribution cabinet power supply, a terminal for outputting a control signal machine, a control recovery terminal of the local machine from the outside, a reserved optical fiber communication interface terminal and a related protection circuit thereof.
The switch area control system in the embodiment has a simple structure, one switch area is taken as a minimum unit based on the switch machines, cabinet arrangement of the driving unit is cancelled, mutual redundancy can be supported among different switch machines, and a single switch machine adopts a structure of two-by-two-out-of-two, so that the usability is greatly improved. And the autonomous control of the train is supported, and the flexibility of the operation mode is greatly improved.
While the invention has been described with reference to specific embodiments, it will be understood by those skilled in the art that the invention is not limited thereto, and may be embodied in other forms without departing from the spirit or essential characteristics thereof. Any modification which does not depart from the functional and structural principles of the present invention is intended to be included within the scope of the claims.
Claims (7)
1. A novel turnout zone control system capable of supporting autonomous control of a train is characterized by comprising at least one point switch, at least one signal machine, a shaft counter and an intelligent operation and maintenance management platform; the intelligent operation and maintenance platform comprises a monitoring center, a diagnosis center, a maintenance center, a management center, a scheduling center and an operation center, and realizes intelligent operation, intelligent scheduling and intelligent maintenance;
any one of the switches is used as a switch area control center, and the switch area control center is used for controlling all signal machines, axle counting machines and other switches and providing communication between a wireless network and a train and a management center;
the train sends an access request to a management center, the management center directly communicates with a corresponding switch control center after receiving the corresponding request and sends an access handling command, and the switch control center controls a corresponding switch, a counter and a annunciator to act after receiving the corresponding command;
when the train is disconnected from the intelligent operation and maintenance management platform, the train automatically applies for an access handling request to perform degradation operation through the communication of the wireless network and the corresponding switch area control center, and the switch area control center calculates and controls the corresponding switch machine and the signal machine to act after receiving the corresponding request.
2. The system of claim 1, wherein when the train is started normally, all switches send a request for registration as the switch control center to the intelligent operation and maintenance management platform, the intelligent operation and maintenance management platform uses the switch with the earliest registration as the switch control center and broadcasts the switch control center to all switches in the switch area, and the switches in the non-switch control center do not execute the task of the switch control center after receiving the corresponding broadcast.
3. The system of claim 1, wherein when a switch machine corresponding to the turnout control center fails, the communication with the intelligent operation and maintenance management platform is actively cut off, and if a switch machine normally communicating with the intelligent operation and maintenance management platform exists in the turnout, the intelligent operation and maintenance management platform assigns the normal switch machine as the turnout control center.
4. The system of claim 1, further comprising a handheld device in communication with the switch machine for obtaining the status of the switch area via wireless communication.
5. The novel switch area control system capable of supporting autonomous train control according to any one of claims 1 to 4, wherein the switch machine comprises:
the communication module is used for realizing wireless communication with a train and an intelligent operation and maintenance management platform and communication with a signal machine, a shaft counter and other point machines in a switch area; the intelligent operation and maintenance management platform is also used for converting a wireless network with the train and the intelligent operation and maintenance management platform into an internal communication network;
the core calculation module is used for calculating the operations to be executed by the corresponding signalers, axle counting machines and point switches in the switch area after wireless network conversion, and selecting the network or the corresponding hard-line interface to control recovery according to the corresponding equipment condition;
the output acquisition module is used for realizing the driving of a corresponding switch machine, and when the controlled signal machine only supports a universal hard line interface, the output acquisition module can enable the control of the 12-way signal lamp to carry out the stoping; when the machine is a fork area control center and the communication connection with a non-fork area center is not available, the output acquisition module can control an external control recovery interface.
6. The novel switch area control system capable of supporting autonomous train control according to claim 5, wherein the switch machine further comprises:
the monitoring module is used for receiving the data of the core processing module and comparing the data with the safety data so as to judge whether the core processing module operates normally, and if the core processing module operates normally, the monitoring module gives a safety power supply to the corresponding output acquisition module; if not, the safety power supply is disconnected, so that safety is guided.
7. The novel switch area control system capable of supporting autonomous train control according to claim 5, wherein the switch machine further comprises a power supply and monitoring module, and the power supply and monitoring module comprises:
the power conversion circuit is used for isolating, rectifying and protecting the accessed alternating current power supply and finally converting the level into the required direct current power supply
And the MCU module is used for reporting the monitoring results of all paths of power supplies and the environmental temperature and cutting off the corresponding safety power supply loop according to the communication command.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110523025.XA CN113184023B (en) | 2021-05-13 | 2021-05-13 | Novel turnout zone control system capable of supporting train autonomous control |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110523025.XA CN113184023B (en) | 2021-05-13 | 2021-05-13 | Novel turnout zone control system capable of supporting train autonomous control |
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| CN113184023A true CN113184023A (en) | 2021-07-30 |
| CN113184023B CN113184023B (en) | 2023-02-28 |
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| Publication number | Publication date |
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| CN113184023B (en) | 2023-02-28 |
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