CN113835376A - Universal device for testing interlocking system - Google Patents
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- 238000012360 testing method Methods 0.000 title claims abstract description 79
- 238000013461 design Methods 0.000 claims abstract description 31
- 238000004088 simulation Methods 0.000 claims abstract description 13
- 238000002347 injection Methods 0.000 claims abstract description 7
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- 238000004891 communication Methods 0.000 claims description 37
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- 238000012544 monitoring process Methods 0.000 claims description 3
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- 238000012812 general test Methods 0.000 abstract description 3
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
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Abstract
The invention relates to a universal device for testing an interlocking system, belonging to the field. The invention simulates the real running scene of the trackside equipment and the train by simulation. The state of the trackside equipment is simulated in an all-round mode, different interfaces are designed, and the test requirements of different levels are met. And multiple fault injection modes are used for constructing test conditions of different test cases. The test environment which is complicated, various and difficult to operate is integrated into a set of general test environment, not only multi-level test environment is provided, but also a simple and user-definable operation environment is provided, the knowledge of the design of a single chip microcomputer, an IO circuit, a hardware interface and the like is comprehensively utilized, and convenience is provided for the test work of testers. The invention helps testers to test the software and hardware of the interlocking system, improves the testing efficiency and shortens the testing period.
Description
Technical Field
The invention belongs to the field of devices, and particularly relates to a universal device for testing an interlocking system.
Background
With the development of Communication technology, particularly radio Communication technology, the Communication Based Train automatic Control System (CBTC) System is becoming the mainstream Control System for Train operation in urban rail transit, high-speed rail, and the like. The computer interlocking equipment is used as a core subsystem of the whole track signal system, plays a role of controlling trackside equipment, is the last barrier for ensuring the running safety of the train, and plays a key role in the stable running of the whole CBTC system. If the computer interlocking equipment has a leak or an error, serious safety accidents can be caused, so that the computer interlocking equipment is very important for the full testing work of the interlocking. In practical use, the computer interlocking device is often required to be connected with and control various devices, including various hardware interfaces such as control of a relay and control of an LEU device. And the interlocking logic is complex, the scenes are various, in order to ensure the test sufficiency, the test of a large number of cases needs to be completed, and higher requirements are provided for the test environment.
Disclosure of Invention
Technical problem to be solved
The invention aims to solve the technical problem of how to provide a universal device for testing an interlocking system so as to solve the problems of complex testing logic, various scenes, insufficient testing and high requirement on testing environment of the interlocking system.
(II) technical scheme
In order to solve the technical problem, the invention provides a universal device for testing an interlocking system, which comprises an interface layer, a board card layer and an upper computer layer,
the interface layer provides various standard interface modes, is plug-and-play and is used for the interlocking equipment to access a test environment, and simultaneously comprises an interface box which provides personalized wiring configuration and connects various signal quantities provided by the board card layer with different interfaces according to personalized requirements;
board clamping layer: the input board, the output board and the communication board are provided with an input semaphore processing function, an output semaphore processing function and other serial semaphore processing functions respectively;
an upper computer layer: a fault injection human-machine interface, a semaphore processing logic, and a signaling device status logic are provided.
Further, the board card layer cage adopts a 19-inch standard chassis type design, and comprises:
8 input boards, each input board provides 24 input quantity signals;
8 output boards, each of which provides 24 output signals;
communication board: providing 2 paths of RS422/RS485, 2 paths of CAN and 1 path of RS 232;
ethernet: 3-way external ports are provided, 10/100M is self-adaptive, and the TCP protocol is supported.
Further, the interface layer provides a plurality of standard interface modes including a phoenix terminal, a DB9 terminal and an RJ45 terminal.
Further, the interface box is of 19 inch standard cabinet design,
one end of the interface box is used for being connected with the interlocking equipment and directly connected with a cable of an interlocking external interface, so that various socket designs are provided and the interface box can be directly plugged and pulled for use;
one end of the interface box is used for being connected with a board card of the cage and is directly plugged and pulled for use;
the interface box is internally provided with universal terminals for distributing IO lines and connecting various interface wires so as to perform personalized wiring configuration.
Further, the board card layer cage adopts the following design:
adopting Ethernet to communicate with an upper computer;
an RS232 serial port is adopted as a system configuration port;
the system receives a control instruction of a simulation test system from an upper computer and feeds back state information of the interlocking equipment;
digital I/O acquisition: the system collects the relay level information of the tested object, obtains the interlocking device driving command and feeds the interlocking device driving command back to the upper computer;
digital I/O output: the system receives trackside equipment acquisition information of the upper computer, outputs high and low level information and sends the information to the interlocking equipment;
configuration functions: the system receives the configuration information of the upper computer and realizes the configuration of the software operation parameters;
a monitoring function: the system has the function of being monitored by an upper computer, and performs state display, function configuration and real-time control;
the timing function is as follows: realizing time synchronization with an upper computer;
LED display function: the LEDs are periodically turned on/off according to the traffic status.
Further, the board card layer cage comprises a main board, and the main board provides the following functions and interfaces:
the mainboard is provided with 4 functional board slots for expanding different communication interfaces; the communication interface function of the mainboard is determined by the type of the function board carried by the mainboard;
the mainboard can be provided with a plurality of linking slot positions for expanding different IO interface boards;
the main board provides 3 paths of Ethernet interfaces, and each path of Ethernet interface adopts an isolation transformer;
the main board provides 1 RTC clock;
the main board provides 8-path status indicator lights for function debugging and fault indication according to user definition;
the mainboard runs a Linux operating system.
Furthermore, the board card layer cage comprises a function board which is fixed on the mainboard through a connector and expands the external and internal communication functions for the mainboard; the function board comprises a function board-1 and a function board-2,
the function board-1 provides 2 paths of CAN and 2 paths of RS232 communication interface functions;
RS232 uses 16C554 chip logic, only the RS232 driving circuit is reserved;
the CAN communication logic function realizes the CAN bus logic analysis function by a CAN bus logic control chip AN82527 on the CAN function sub-board;
both CAN and RS232 interfaces adopt isolation design, and a common mode rejection design mechanism is adopted in the interfaces;
the function board-2 provides 3 paths of RS422/485 communication interfaces;
RS422/485 uses 16C554 chip logic, only the RS422/485 drive circuit is reserved;
both CAN and RS232 interfaces adopt isolation design, and a common mode rejection design mechanism is adopted in the interfaces.
Further, the IO interface board comprises an output board,
the cage uses 8 output plates;
the output board realizes 24 paths of digital quantity output;
the design mode of an interface circuit of the output plate of the cage platform is as follows:
the output is isolated from the outside in a photoelectric coupling isolation mode;
the protection measures added to the single-circuit output board comprise a small-current fuse, a diode, a TVS and a capacitor;
the output board is configured to be NC and NO through an external relay;
the output board supports an 24/110V external relay.
Further, the IO interface board includes an input board,
the cage uses 8 input boards;
the input board realizes 24-path digital quantity input, and the voltage input from the outside is converted into 5V by a relay and then is acquired by the input board;
the input board interface circuit is designed as follows:
the input is isolated from the outside in a photoelectric coupling isolation mode;
the added protection of the single input board includes low current fuses, diodes, TVS and capacitors.
Furthermore, the cage platform is powered by a direct-current power supply of 24V, a power distribution terminal is located on a back plate, and the rated power is 100W.
(III) advantageous effects
The invention provides a universal device for testing an interlocking system, which simulates real running scenes of trackside equipment and a train by simulation. The state of the trackside equipment is simulated in an all-round mode, different interfaces are designed, and the test requirements of different levels are met. And multiple fault injection modes are used for constructing test conditions of different test cases. The test environment which is complicated, various and difficult to operate is integrated into a set of general test environment, not only multi-level test environment is provided, but also a simple and user-definable operation environment is provided, the knowledge of the design of a single chip microcomputer, an IO circuit, a hardware interface and the like is comprehensively utilized, and convenience is provided for the test work of testers. The invention helps testers to test the software and hardware of the interlocking system, improves the testing efficiency and shortens the testing period. The tool can simulate information such as signal machines, transponders, turnouts and the like in a real track equipment scene.
Drawings
FIG. 1 is a hierarchical example of an interlocked drive wayside device;
FIG. 2 is a general apparatus of the present invention.
Detailed Description
In order to make the objects, contents and advantages of the present invention clearer, the following detailed description of the embodiments of the present invention will be made in conjunction with the accompanying drawings and examples.
The invention mainly provides a set of flexible and convenient test equipment environment for the test of the interlocking equipment. The method is characterized in that a scene of a real rail transit signal system can be simulated, various hardware interface connections are provided, and the simulation of the communication mechanism of the interlocking equipment at the front edge of IO (input/output) control, active responder message processing, FSIO equipment simulation and the like is invented. The interlocking equipment can simulate the connection condition of real equipment to the maximum extent on the premise that a laboratory has no other real environment and equipment, and test work on the equipment is completed. Meanwhile, the invention has universality and can debug the board cards, interfaces and the like of the interlocking equipment of different stations.
Table 1 term interpretation
The interlocking device and external communication are communicated in different modes such as Ethernet, CAN communication, 422/485 serial port communication, IO amount communication and the like. Meanwhile, the interlocking device can be further subdivided into different test levels, and for example, the interlocking driving trackside device can be divided into the levels shown in fig. 1.
Different communication modes correspond to different levels and communication test functions of different devices. Therefore, in order to test the interlocking equipment, the functions of the test system need to be completed by matching a plurality of pieces of equipment.
For testing of interlocking equipment with different requirements, test environments with different interfaces are often required. And the CAN card, the serial port, the IO amount and the like in the test environment are independent and do not belong to the same category. Resulting in complex integrated test procedures for the interlock test system and the need to master the operation of various interface devices. Meanwhile, a special mechanism exists in the actual device operation of partial functions, and the processing mechanism of the active transponder message is often required to be associated with the operation state of the external device. The method has the advantages that hardware interfaces are multiple, interface signal operation is complex, and the test environment meeting the scene is difficult to build in a laboratory environment due to the reason that the building difficulty is high and the like.
The invention simulates the real running scene of the trackside equipment and the train by simulation. The state of the trackside equipment is simulated in an all-round mode, different interfaces are designed, and the test requirements of different levels are met. And multiple fault injection modes are used for constructing test conditions of different test cases. The test environment which is complicated, various and difficult to operate is integrated into a set of general test environment, not only multi-level test environment is provided, but also a simple and user-definable operation environment is provided, the knowledge of the design of a single chip microcomputer, an IO circuit, a hardware interface and the like is comprehensively utilized, and convenience is provided for the test work of testers.
The universal device for the interlocking test comprises an interface layer (digital I/O, 422/485 serial ports, a CAN interface and a network port), a board card layer and an upper computer layer.
The interface layer provides various standard interface modes, such as a Phoenix terminal, a DB9 terminal, an RJ45 terminal and the like, is plug and play, facilitates the access of the interlocking equipment to a test environment, simultaneously comprises an interface box, provides personalized wiring configuration, and connects various signal quantities provided by the board card layer with different interfaces according to personalized requirements, thereby not only facilitating the adaptation to different test shows, but also keeping the wiring environment of the test environment neat and orderly;
board clamping layer: the input board, the output board and the communication board are provided with an input semaphore processing function, an output semaphore processing function and other serial semaphore (serial port, network port and CAN) processing functions respectively.
An upper computer layer: a fault injection man-machine interface, a semaphore processing logic part and a signal equipment state logic part are provided.
The system architecture is shown in fig. 2.
1.1. Introduction to hardware
1.1.1 Board card layer
The board card layer cage adopts a 19-inch standard case type design, is convenient to install and use, and occupies a small space as much as possible.
An input/output board: 8 input boards, each input board provides 24 input quantity signals; 8 output boards, each of which provides 24 output signals;
communication board: RS422/RS485-2 path, CAN-2 path, RS232-1 path
Ethernet: 3-way external port, 10/100M self-adaptation, support TCP protocol
1.1.2 interface layer (interface box)
The interface box adopts a 19-inch standard chassis type design, and is convenient to deploy and use.
One end of the interface box is used for being connected with the interlocking equipment, so that wiring card slots such as a terminal slot at a Phoenix stage, a DB9 interface, a power supply terminal slot and the like are provided, the interface box can be directly connected with cables of an interlocking external interface, various socket designs are provided, and the direct plugging and unplugging use is convenient;
one end of the interface box is used for being connected with a board card of the cage, a Phoenix terminal groove, a power supply terminal groove and the like are provided, and the direct plugging and unplugging use is facilitated;
universal terminals are used in the interface box to distribute IO lines and connect various interface wires so as to perform personalized wiring configuration;
1.2. introduction to software
1.2.1 cage software introduction
1) And the Ethernet is adopted to communicate with the upper computer.
2) And an RS232 serial port is adopted as a system configuration port.
3) The system receives a control instruction from a simulation test system (an upper computer) and feeds back the state information of the interlocking equipment.
4) Digital I/O acquisition: the system collects the relay level information of the tested object, obtains the interlocking device driving command and feeds the interlocking device driving command back to the upper computer.
5) Digital I/O output: the system receives the information collected by the trackside equipment of the upper computer, outputs high and low level information and sends the information to the interlocking equipment.
6) Configuration functions: the system receives configuration information (RS232 debugging port) of the upper computer, and realizes configuration of software operation parameters, such as network addresses, port numbers and the like of application software service terminals.
7) A monitoring function: the system has the function of being monitored by an upper computer, and performs state display, function configuration and real-time control.
8) The timing function is as follows: and the time synchronization with an upper computer is realized.
9) LED display function: periodically turning on/off the LEDs, etc., according to the traffic status.
10) The system CAN realize CAN, RS232, RS422 and RS485 communication functions.
11) The system can implement an ethernet communication function.
1.2.2 introduction to host computer software
1) Adopting Ethernet to communicate with the cage;
2) communication with simulation test platform by adopting Ethernet
3) The system receives a control instruction from a Simulation Test Platform (STP), and sends a control command to the cage to control an output signal of the cage.
4) The system and the cage exchange information, and the obtained interlocking information is fed back to the simulation test platform, so that the simulation environment operation case is driven.
5) The fault injection man-machine interface provides an interface with good interaction for operators to use, a simulation test platform can be skipped, and the cage state is directly controlled by the cage to debug and test the interlocking equipment.
1.3. Cage platform framework
The cage platform comprises three types of board cards including a main board, a function board and an IO board.
1.3.1 Main Board
The main board is the core of the interface platform, and all the function boards and the IO boards are based on the extension of the board and are allocated by the board.
The main board provides the following functions and interfaces:
there are 4 function board slots on the motherboard for extending different communication interfaces. The communication interface function of the main board is determined by the type of the function board carried by the main board.
The mainboard can be configured with a plurality of link slots for expanding different IO interface boards.
The main board provides 3 paths of Ethernet interfaces, and each path of Ethernet interface adopts an isolation transformer.
The motherboard provides a 1-way RTC clock.
The motherboard provides 8-way status indicator lights for function debugging and fault indication, as defined by the user.
The mainboard runs a Linux operating system, so that application and development are facilitated.
1.3.2 function boards
The function board passes through the connector to be fixed on the mainboard, for the mainboard extension is external and interior communication function, including RS232, CAN, RS422, RS485 etc. present function board includes:
the function board-1 provides 2-way CAN and 2-way RS232 communication interface functions.
RS232 uses 16C554 chip logic, only the RS232 driver circuit is reserved, and the design of the function board is simplified.
The CAN communication logic function realizes the CAN bus logic analysis function by a CAN bus logic control chip AN82527 on the CAN function sub-board.
The platform uses one function board.
Both the CAN and RS232 interfaces adopt isolation design, and a common mode rejection design mechanism is adopted in the interfaces.
The function board-2 provides 3-way RS422/485 communication interface.
RS422/485 uses 16C554 chip logic, only RS422/485 driver circuits are reserved, and the design of the function board is simplified.
The platform uses one function board-2.
Both the CAN and RS232 interfaces adopt isolation design, and a common mode rejection design mechanism is adopted in the interfaces.
1.3.3 output plate
The platform uses 8 output plates.
The output plate realizes 24-path digital quantity output.
The design mode of an interface circuit of a cage platform DO board is as follows:
the output is isolated from the outside in a photoelectric coupling isolation mode;
the protection measures added to the single-path output board comprise a small-current fuse, a diode, a TVS and a capacitor;
the output board can be configured to be NC and NO through an external relay;
the output board supports an 24/110V external relay.
1.3.4 input pad
The platform uses 8-block input boards.
The input board realizes 24-path digital quantity input, and the voltage input from the outside is converted into 5V by a relay and then collected by the input board.
The interface circuit design mode of the interface platform input board is as follows:
the input is isolated from the outside in a photoelectric coupling isolation mode;
the protection measures added by the single-path input board comprise a small-current fuse, a diode, a TVS and a capacitor;
1.4. cage platform power supply
The platform is powered by a direct-current power supply of 24V, and a power distribution terminal is positioned on a back plate and has the rated power of 100W.
The invention is characterized in that:
1. a universal device for interlock system testing.
2. The interlocking system software and hardware testing system helps testers to test the interlocking system software and hardware, improves testing efficiency and shortens testing period.
3. The tool can simulate information such as signal machines, transponders, turnouts and the like in a real track equipment scene.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (10)
1. A universal device for testing an interlocking system is characterized by comprising an interface layer, a board card layer and an upper computer layer,
the interface layer provides various standard interface modes, is plug-and-play and is used for the interlocking equipment to access a test environment, and simultaneously comprises an interface box which provides personalized wiring configuration and connects various signal quantities provided by the board card layer with different interfaces according to personalized requirements;
board clamping layer: the input board, the output board and the communication board are provided with an input semaphore processing function, an output semaphore processing function and other serial semaphore processing functions respectively;
an upper computer layer: a fault injection human-machine interface, a semaphore processing logic, and a signaling device status logic are provided.
2. The universal apparatus for interlock system testing as recited in claim 1, wherein said card level cage is of a 19 inch standard chassis design comprising:
8 input boards, each input board provides 24 input quantity signals;
8 output boards, each of which provides 24 output signals;
communication board: providing 2 paths of RS422/RS485, 2 paths of CAN and 1 path of RS 232;
ethernet: 3-way external ports are provided, 10/100M is self-adaptive, and the TCP protocol is supported.
3. The universal set for interlock system testing according to claim 2, wherein the interface layer provides a plurality of standard interface modes including a phoenix terminal, a DB9 terminal, and an RJ45 terminal.
4. The universal apparatus for interlock system testing according to claim 3, wherein said interface box is of 19 inch standard cabinet design,
one end of the interface box is used for being connected with the interlocking equipment and directly connected with a cable of an interlocking external interface, so that various socket designs are provided and the interface box can be directly plugged and pulled for use;
one end of the interface box is used for being connected with a board card of the cage and is directly plugged and pulled for use;
the interface box is internally provided with universal terminals for distributing IO lines and connecting various interface wires so as to perform personalized wiring configuration.
5. The universal apparatus for interlock system testing according to claim 2, wherein said card level cage is designed as follows:
adopting Ethernet to communicate with an upper computer;
an RS232 serial port is adopted as a system configuration port;
the system receives a control instruction of a simulation test system from an upper computer and feeds back state information of the interlocking equipment;
digital I/O acquisition: the system collects the relay level information of the tested object, obtains the interlocking device driving command and feeds the interlocking device driving command back to the upper computer;
digital I/O output: the system receives trackside equipment acquisition information of the upper computer, outputs high and low level information and sends the information to the interlocking equipment;
configuration functions: the system receives the configuration information of the upper computer and realizes the configuration of the software operation parameters;
a monitoring function: the system has the function of being monitored by an upper computer, and performs state display, function configuration and real-time control;
the timing function is as follows: realizing time synchronization with an upper computer;
LED display function: the LEDs are periodically turned on/off according to the traffic status.
6. The universal device for interlock system testing according to any of claims 2-5, wherein said card level cage comprises a main board providing the following functions and interfaces:
the mainboard is provided with 4 functional board slots for expanding different communication interfaces; the communication interface function of the mainboard is determined by the type of the function board carried by the mainboard;
the mainboard can be provided with a plurality of linking slot positions for expanding different IO interface boards;
the main board provides 3 paths of Ethernet interfaces, and each path of Ethernet interface adopts an isolation transformer;
the main board provides 1 RTC clock;
the main board provides 8-path status indicator lights for function debugging and fault indication according to user definition;
the mainboard runs a Linux operating system.
7. The universal device for interlock system testing as recited in claim 6, wherein said board level cage comprises a function board, said function board being attached to said motherboard by connectors to extend external and internal communication functions for said motherboard; the function board comprises a function board-1 and a function board-2,
the function board-1 provides 2 paths of CAN and 2 paths of RS232 communication interface functions;
RS232 uses 16C554 chip logic, only the RS232 driving circuit is reserved;
the CAN communication logic function realizes the CAN bus logic analysis function by a CAN bus logic control chip AN82527 on the CAN function sub-board;
both CAN and RS232 interfaces adopt isolation design, and a common mode rejection design mechanism is adopted in the interfaces;
the function board-2 provides 3 paths of RS422/485 communication interfaces;
RS422/485 uses 16C554 chip logic, only the RS422/485 drive circuit is reserved;
both CAN and RS232 interfaces adopt isolation design, and a common mode rejection design mechanism is adopted in the interfaces.
8. The universal apparatus for interlock system testing according to claim 6, wherein the IO interface board comprises an output board,
the cage uses 8 output plates;
the output board realizes 24 paths of digital quantity output;
the design mode of an interface circuit of the output plate of the cage platform is as follows:
the output is isolated from the outside in a photoelectric coupling isolation mode;
the protection measures added to the single-circuit output board comprise a small-current fuse, a diode, a TVS and a capacitor;
the output board is configured to be NC and NO through an external relay;
the output board supports an 24/110V external relay.
9. The universal apparatus for interlock system testing according to claim 6, wherein said IO interface board comprises an input board,
the cage uses 8 input boards;
the input board realizes 24-path digital quantity input, and the voltage input from the outside is converted into 5V by a relay and then is acquired by the input board;
the input board interface circuit is designed as follows:
the input is isolated from the outside in a photoelectric coupling isolation mode;
the added protection of the single input board includes low current fuses, diodes, TVS and capacitors.
10. The universal set-up for interlock system testing according to claim 6, wherein said cage platform is powered with 24V dc power, with power distribution terminals on the back panel, rated at 100W.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114637271A (en) * | 2022-03-16 | 2022-06-17 | 天津津航计算技术研究所 | Testing tool applied to acquisition and drive alignment of interlocking system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104460350A (en) * | 2014-12-30 | 2015-03-25 | 潘敏 | Test platform used for testing interlock system and connected through relays |
| CN109491371A (en) * | 2018-12-07 | 2019-03-19 | 天津津航计算技术研究所 | A kind of device for On-board ATC system testing |
| WO2019217315A1 (en) * | 2018-05-07 | 2019-11-14 | Lam Research Corporation | Configurable distributed-interlock-system |
| CN112666878A (en) * | 2021-03-18 | 2021-04-16 | 北京全路通信信号研究设计院集团有限公司 | IO contact simulation device of interlocking system |
-
2021
- 2021-09-22 CN CN202111106134.8A patent/CN113835376A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104460350A (en) * | 2014-12-30 | 2015-03-25 | 潘敏 | Test platform used for testing interlock system and connected through relays |
| WO2019217315A1 (en) * | 2018-05-07 | 2019-11-14 | Lam Research Corporation | Configurable distributed-interlock-system |
| CN109491371A (en) * | 2018-12-07 | 2019-03-19 | 天津津航计算技术研究所 | A kind of device for On-board ATC system testing |
| CN112666878A (en) * | 2021-03-18 | 2021-04-16 | 北京全路通信信号研究设计院集团有限公司 | IO contact simulation device of interlocking system |
Non-Patent Citations (1)
| Title |
|---|
| 巩芳: "城市轨道交通CBTC信号系统互联互通接口与调试", 产业与科技论坛, 15 March 2019 (2019-03-15) * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114637271A (en) * | 2022-03-16 | 2022-06-17 | 天津津航计算技术研究所 | Testing tool applied to acquisition and drive alignment of interlocking system |
| CN114637271B (en) * | 2022-03-16 | 2024-03-15 | 天津津航计算技术研究所 | Testing tool applied to production-drive alignment of interlocking system |
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