CN211375419U - General test platform applied to subway vehicle-mounted ATC system - Google Patents
General test platform applied to subway vehicle-mounted ATC system Download PDFInfo
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- CN211375419U CN211375419U CN201922400706.8U CN201922400706U CN211375419U CN 211375419 U CN211375419 U CN 211375419U CN 201922400706 U CN201922400706 U CN 201922400706U CN 211375419 U CN211375419 U CN 211375419U
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Abstract
The utility model relates to a be applied to on-vehicle ATC system's of subway general test platform, include: the system comprises an upper computer, a router, a plurality of virtual train systems, a plurality of interface boxes, a plurality of vehicle-mounted ATC systems and a ground simulation TWC system; the upper computer is connected with the router, the router is respectively connected with the virtual train systems, the virtual train systems are respectively connected with the corresponding vehicle-mounted ATC systems through corresponding interface boxes, the vehicle-mounted ATC systems are connected with the corresponding virtual train systems through CAN buses, and the ground simulation TWC system is respectively connected with the vehicle-mounted ATC systems and the virtual train systems. The platform can test various test items in different vehicle-mounted ATCs.
Description
Technical Field
The utility model belongs to the technical field of on-vehicle ATC tests, a be applied to on-vehicle ATC system's of subway general test platform is related to.
Background
The wiring design and the architecture design of the vehicle-mounted ATC system cabinet in each subway line are different, so that different complete machine test tools need to be designed to carry out complete machine test before the vehicle-mounted ATC system leaves a factory. Corresponding vehicle-mounted complete machine testing tools are designed for each subway line, the testing tools occupy a large testing area, and the cost of the testing tool for each subway line is high.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model aims at providing a be applied to general test platform of on-vehicle ATC system of subway to the realization is tested corresponding test item in the on-vehicle ATC of difference.
The utility model provides a be applied to on-vehicle ATC system's of subway general test platform, include: the system comprises an upper computer, a router, a plurality of virtual train systems, a plurality of interface boxes, a plurality of vehicle-mounted ATC systems and a ground simulation TWC system; the upper computer is connected with the router, the router is respectively connected with a plurality of virtual train systems, the virtual train systems are respectively connected with corresponding vehicle-mounted ATC systems through corresponding interface boxes, the vehicle-mounted ATC systems are connected with corresponding virtual train systems through CAN buses, and the ground simulation TWC system is respectively connected with the plurality of vehicle-mounted ATC systems and the plurality of virtual train systems;
the virtual train system comprises a main control unit, and a switching value test unit, an analog value test unit, a digital pulse test unit and a communication test unit which are respectively connected with the main control unit;
the vehicle-mounted ATC system consists of an ATP subsystem, an ATO subsystem, a vehicle-mounted TWC subsystem, a CAN communication module and a vehicle communication module, wherein the ATP subsystem comprises: the first input board and the first output board are respectively connected with the first main control board; the ATO subsystem includes: the second input board and the second output board are respectively connected with the second main control board; the CAN communication module is respectively connected with the ATP subsystem and the ATO subsystem, and the vehicle communication module is connected with the ATO subsystem;
the switch quantity testing unit is connected with a corresponding interface box, and the interface box is connected with a first input board, a first output board, a second input board and a second output board of a corresponding vehicle-mounted ATC system;
the simulated quantity testing unit is connected with a ground simulated TWC system, the ground simulated TWC system is connected with a vehicle-mounted TWC subsystem, and the vehicle-mounted TWC subsystem is connected with an ATP subsystem;
the digital pulse testing unit is connected with the ATP subsystem and the ATO subsystem;
the communication test unit is connected with the CAN communication module and the vehicle communication module.
In the utility model discloses a be applied to on-vehicle ATC system's of subway general test platform, the switching value test unit of virtual train system is connected with the first input board of corresponding on-vehicle ATC system through corresponding interface box, and first input board is connected with first main control board, and first main control board passes through CAN communication module and is connected with the main control unit of virtual train system;
the switching value testing unit of the virtual train system is connected with a second input board of the corresponding vehicle-mounted ATC system through a corresponding interface box, the second input board is connected with a second main control board, and the second main control board is connected with the main control unit of the virtual train system through a CAN communication module;
a first main control board of the ATC system is connected with a first output board, and the first output board is connected with a main control unit of the virtual train system through a corresponding interface box;
and a second main control board of the ATC system is connected with a second output board, and the second output board is connected with a main control unit of the virtual train system through a corresponding interface box.
The utility model discloses an in being applied to on-vehicle ATC system's of subway general test platform, virtual train system passes through the CAN bus and ground simulation TWC headtotail, ground simulation TWC system and on-vehicle TWC subsystem wireless connection.
The utility model discloses an in being applied to on-vehicle ATC system's of subway general test platform, digital pulse test unit is connected with first main control board and second main control board respectively, and first main control board and second main control board are connected with virtual train system's main control unit through CAN communication module respectively.
In the utility model discloses a be applied to the general test platform of subway on-vehicle ATC system, the communication test unit connects gradually CAN communication module and the first main control board of ATP subsystem; the communication test unit is sequentially connected with the vehicle communication module and a second main control board of the ATO subsystem.
The utility model discloses a test platform's host computer passes through the access router, through different IP of network access, accomplishes the communication control with different VTS, reaches to test many lines simultaneously through the same host computer; the test platform needs to replace the test software of the test platform according to the requirement of each line, and realizes handshaking with the upper computer to complete receiving and sending of external information quantity. The VTS simulates real-time communication between the train and the vehicle-mounted host, and acquires input and output values according to a designed software protocol. And the VTS transmits the return value to the upper computer through a communication protocol, and the upper computer judges whether each test quantity of the vehicle-mounted host computer is correct or not according to the return value, so that the test on the vehicle-mounted host computer is realized.
Drawings
Fig. 1 is a block diagram of a general test platform applied to a subway vehicle ATC system;
fig. 2 is a connection block diagram of the virtual train system and the on-board ATC system.
Detailed Description
As shown in fig. 1, the utility model discloses a be applied to on-vehicle ATC system's of subway general test platform, include: the system comprises an upper computer 1, a router 2, a plurality of virtual train systems 3, a plurality of interface boxes 4, a plurality of vehicle-mounted ATC systems 5 and a ground simulation TWC system 6. The upper computer 1 is connected with the router 2, the router 2 is respectively connected with the virtual train systems 3, the virtual train systems 3 are respectively connected with the corresponding vehicle-mounted ATC systems 5 through the corresponding interface boxes 4, the vehicle-mounted ATC systems 5 are connected with the corresponding virtual train systems 3 through the CAN bus, and the ground simulation TWC system 6 is respectively connected with the vehicle-mounted ATC systems 5 and the virtual train systems 3.
As shown in fig. 2, the virtual train system 3 includes a main control unit 31, and a switching value test unit 33, an analog value test unit 32, a digital pulse test unit 35, and a communication test unit 34 that are respectively connected to the main control unit 31. The vehicle-mounted ATC system 5 consists of an ATP subsystem 51, an ATO subsystem 52, a vehicle-mounted TWC subsystem 53, a CAN communication module 54 and a vehicle communication module 55. The ATP subsystem 51 includes: the first input board and the first output board are respectively connected with the first main control board; the ATO subsystem 52 includes: the second input board and the second output board are respectively connected with the second main control board; the CAN communication module 54 is respectively connected with the ATP subsystem 51 and the ATO subsystem 52, the vehicle communication module 55 is connected with the ATO subsystem 52, and the vehicle-mounted TWC subsystem 53 is connected with the ATP subsystem 51.
The switching amount test unit 33 is connected to the corresponding interface box 4, and the interface box 4 is connected to the first input board, the first output board, the second input board, and the second output board of the vehicle-mounted ATC system 5.
The analog quantity testing unit 32 is connected with a ground simulation TWC system 6, the ground simulation TWC system 6 is connected with a vehicle-mounted TWC subsystem 53, and the vehicle-mounted TWC subsystem 53 is connected with an ATP subsystem 51.
The digital pulse testing unit 35 is connected with an ATO subsystem 52 and an ATP subsystem 51;
the communication test unit 34 is connected to a CAN communication module 54 and a vehicle communication module 55.
In specific implementation, the test functions are as follows:
1. the ATP input quantity is tested:
the upper computer 1 sends an ATP input quantity test instruction to the virtual train system 3, the switching value test unit 33 of the virtual train system 3 inputs a signal to a first input board of an ATP subsystem 51 of the corresponding vehicle-mounted ATC system 5 through the corresponding interface box 4, the first input board sends the input signal to a first main control board, the first main control board outputs a feedback signal to the main control unit 31 of the virtual train system 3 through the CAN communication module 54 after receiving the input signal, and the main control unit outputs a feedback signal to the upper computer 1 after receiving the feedback signal.
2. The testing of the ATO input quantity is realized:
the upper computer 1 sends an ATO input quantity test instruction to the virtual train system 3, the switching value test unit 33 of the virtual train system 3 inputs a signal to a second input board of the ATO subsystem 52 of the corresponding vehicle-mounted ATC system 5 through the corresponding interface box 4, the second input board sends the input signal to a second main control board, the second main control board outputs a feedback signal to the main control unit of the virtual train system 3 through the CAN communication module 54 after receiving the signal, and the main control unit 31 outputs the feedback signal to the upper computer 1 after receiving the feedback signal.
3. The test for the ATP output is realized:
the upper computer 1 sends an ATP output quantity test instruction to the virtual train system 3, the virtual train system 3 sends the ATP output quantity test instruction to the ATP subsystem 51 through the CAN bus, a first main control board of the ATP subsystem 51 sends a signal to a first output board, the first output board sends the signal to the main control unit 31 of the virtual train system 3 through the corresponding interface box 4, and the main control unit 31 outputs the feedback signal to the upper computer 1 after receiving the feedback signal.
4. The testing of ATO output quantity is realized:
the upper computer 1 sends an ATO output quantity test instruction to the virtual train system 3, the virtual train system 3 sends the ATO output quantity test instruction to the ATO subsystem 52 through the CAN bus, a second main control board of the ATO subsystem 52 sends a signal to a second output board, the second output board sends the signal to the main control unit 31 of the virtual train system 3 through the corresponding interface box 4, and the main control unit 31 outputs the feedback signal to the upper computer 1 after receiving the feedback signal.
5. The communication test of the vehicle-mounted TWC and the ground TWC is realized:
the upper computer 1 sends a vehicle-mounted TWC and ground TWC test instruction to the virtual train system 3, the virtual train system 3 is communicated with the ground simulation TWC system 6 through a CAN bus, the ground simulation TWC system 6 is wirelessly communicated with the vehicle-mounted TWC subsystem 53, the vehicle-mounted TWC subsystem 53 sends a signal to the ATP subsystem 51, the ATP subsystem 51 sends a feedback signal to the vehicle-mounted TWC subsystem 53, the vehicle-mounted TWC subsystem 53 is wirelessly communicated with the ground simulation TWC system 6, the ground simulation TWC system 6 is communicated with the virtual train system 3 through the CAN bus, and the virtual train system 3 outputs the feedback signal to the upper computer 1.
6. The test of the quick transmission function is realized:
the upper computer 1 sends a speed transmission function test instruction to the virtual train system 3, the digital pulse test unit 35 of the virtual train system 3 outputs pulse signals to the ATP subsystem 51 and the ATO subsystem 52, the first main control board of the ATP subsystem 51 and the second main control board of the ATO subsystem 52 are communicated with the virtual train system 3 through the CAN communication module 54, and the virtual train system 3 outputs a feedback signal to the upper computer 1.
7. Test for realizing folding function
The upper computer 1 sends a foldback function test instruction to the virtual train system 3, a communication test unit of the virtual train system 3 communicates with a first main control board of the ATP subsystem through a CAN bus, the ATP subsystem sends a feedback signal to the virtual train system 3 through a CAN communication module, and the virtual train system 3 outputs the feedback signal to the upper computer 1.
8. Communication test for TMS
The upper computer 1 sends a TMS communication test instruction to the virtual train system 3, a communication test unit of the virtual train system 3 communicates with a second main control board of the ATO subsystem through an RS485 bus, the ATO subsystem sends a feedback signal through the vehicle communication module virtual train system 3, and the virtual train system 3 outputs the feedback signal to the upper computer 1.
The utility model discloses a test platform includes: the system comprises an upper computer, a plurality of Virtual Train Systems (VTS), a router, an interface box, a plurality of vehicle-mounted ATC systems to be tested and a ground simulation TWC system. The utility model discloses a test platform's host computer passes through the access router, through different IP of network access, accomplishes the communication control with different VTS, reaches to test many lines simultaneously through the same host computer; the test platform needs to replace the test software of the test platform according to the requirement of each line, and realizes handshaking with the upper computer to complete receiving and sending of external information quantity. The VTS simulates real-time communication between the train and the vehicle-mounted host, and acquires input and output values according to a designed software protocol. And the VTS transmits the return value to the upper computer through a communication protocol, and the upper computer judges whether each test quantity of the vehicle-mounted host computer is correct or not according to the return value, so that the test on the vehicle-mounted host computer is realized. And changing the configuration of the upper computer according to the wiring table of the vehicle-mounted cabinets of different lines according to a software protocol, and simultaneously changing the wiring in the interface box to realize the test of each vehicle-mounted cabinet.
The utility model discloses test platform adopts the architectural design of "one to many", and an upper computer is based on IBM server, a plurality of VTS simulation multiple vehicle. The VTS simulates the vehicle to pass through the same interface box but different internal wirings in the interface box, and the interface box is connected with the corresponding vehicle-mounted ATC through a heavy-duty cable to complete the function of simultaneously testing different vehicle-mounted ATC equipment of a plurality of lines.
The utility model discloses test platform's power supply system has three power module to constitute, and the input of exchanging 220V is the total power input of whole power. The alternating current 220V is respectively a direct current 110V power supply module, a 24V power supply module and a 48V power supply module, the alternating current 220V provides power supply input for the IBM server, the direct current 110V power supply module provides power supply for a tested 110V vehicle-mounted cabinet and an interface box, the direct current 24V power supply module provides power supply for VTS equipment and a part of 24V vehicle-mounted cabinet, and the 48V power supply module is used as power supply input of a simulated ground TWC system.
The main control unit of the virtual train system adopts an ARM microcontroller of TI company, and the model is LM3S9D 90-IQC. The chip is a programmable microcontroller circuit with low power consumption and low cost, has a working voltage range of 1.235V-1.365V, and has a function of CANbus, Ethernet and I2C，The chip has the characteristics of high integration and is very suitable for a test system, so that the chip is used as a selection control chip of the system.
The upper computer adopts an IBM server with the model of IBM-X3650M 5. The IBM/association X3650M5 is a rack-mounted server carrying multifunctional 2U two-path key services, provides excellent performance, is specially designed for key service application and cloud deployment, and solves the problem of high resource occupation of test software. The display and operation interfaces are integrated in the KVM, the space of the cabinet is reduced for the space of 1U, and the display and operation interfaces cooperate with the server to complete the interaction of the human-computer information.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the spirit of the present invention, and any modifications, equivalent replacements, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides a be applied to on-vehicle ATC system's of subway general test platform which characterized in that includes: the system comprises an upper computer, a router, a plurality of virtual train systems, a plurality of interface boxes, a plurality of vehicle-mounted ATC systems and a ground simulation TWC system; the upper computer is connected with the router, the router is respectively connected with a plurality of virtual train systems, the virtual train systems are respectively connected with corresponding vehicle-mounted ATC systems through corresponding interface boxes, the vehicle-mounted ATC systems are connected with corresponding virtual train systems through CAN buses, and the ground simulation TWC system is respectively connected with the plurality of vehicle-mounted ATC systems and the plurality of virtual train systems;
the virtual train system comprises a main control unit, and a switching value test unit, an analog value test unit, a digital pulse test unit and a communication test unit which are respectively connected with the main control unit;
the vehicle-mounted ATC system consists of an ATP subsystem, an ATO subsystem, a vehicle-mounted TWC subsystem, a CAN communication module and a vehicle communication module, wherein the ATP subsystem comprises: the first input board and the first output board are respectively connected with the first main control board; the ATO subsystem includes: the second input board and the second output board are respectively connected with the second main control board; the CAN communication module is respectively connected with the ATP subsystem and the ATO subsystem, and the vehicle communication module is connected with the ATO subsystem;
the switch quantity testing unit is connected with a corresponding interface box, and the interface box is connected with a first input board, a first output board, a second input board and a second output board of a corresponding vehicle-mounted ATC system;
the simulated quantity testing unit is connected with a ground simulated TWC system, the ground simulated TWC system is connected with a vehicle-mounted TWC subsystem, and the vehicle-mounted TWC subsystem is connected with an ATP subsystem;
the digital pulse testing unit is connected with the ATP subsystem and the ATO subsystem;
the communication test unit is connected with the CAN communication module and the vehicle communication module.
2. The universal test platform applied to the on-board ATC system of the subway as claimed in claim 1, wherein the switching value test unit of the virtual train system is connected with the first input board of the corresponding on-board ATC system through the corresponding interface box, the first input board is connected with the first main control board, and the first main control board is connected with the main control unit of the virtual train system through the CAN communication module;
the switching value testing unit of the virtual train system is connected with a second input board of the corresponding vehicle-mounted ATC system through a corresponding interface box, the second input board is connected with a second main control board, and the second main control board is connected with the main control unit of the virtual train system through a CAN communication module;
a first main control board of the ATC system is connected with a first output board, and the first output board is connected with a main control unit of the virtual train system through a corresponding interface box;
and a second main control board of the ATC system is connected with a second output board, and the second output board is connected with a main control unit of the virtual train system through a corresponding interface box.
3. The universal test platform applied to the subway vehicle-mounted ATC system of claim 1, wherein the virtual train system is connected with a ground simulation TWC system through a CAN bus, and the ground simulation TWC system is wirelessly connected with a vehicle-mounted TWC subsystem.
4. The universal test platform applied to the on-board ATC system of the subway as claimed in claim 1, wherein the digital pulse test unit is connected with the first main control board and the second main control board respectively, and the first main control board and the second main control board are connected with the main control unit of the virtual train system through the CAN communication module respectively.
5. The universal test platform applied to the on-board ATC system of the subway as claimed in claim 1, wherein the communication test unit is sequentially connected to the CAN communication module and the first main control board of the ATP subsystem; the communication test unit is sequentially connected with the vehicle communication module and a second main control board of the ATO subsystem.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201922400706.8U CN211375419U (en) | 2019-12-27 | 2019-12-27 | General test platform applied to subway vehicle-mounted ATC system |
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| CN201922400706.8U CN211375419U (en) | 2019-12-27 | 2019-12-27 | General test platform applied to subway vehicle-mounted ATC system |
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| CN211375419U true CN211375419U (en) | 2020-08-28 |
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