Semi-physical simulation platform for train control equipment

Abstract

The utility model relates to the technical field of rail transit, in particular to a train control equipment semi-physical simulation platform, which comprises a CTCS3-300T host and a test host, and a serial port card, an MVB card, a Profibus card, an I / O card, a transponder, a rail signal code sending module, a working condition MVB bus module and a speed driving cabinet module are configured in the test host. Compared with the prior art, the train control equipment semi-physical simulation platform has the advantages that the train control equipment semi-physical simulation platform can carry out complete machine testing on an ATP vehicle-mounted system, can also carry out independent testing on modules such as a DMI unit, a TCR unit, a speed unit and a BTM unit, collects data through multiple communication modes such as a serial port line, an MVB bus and a Profibus bus, analyzes and processes the data, carries out accurate positioning on fault positions, and is high in reliability and high in reliability. The system can be used for fault disposal training, copying of suspected fault equipment and the like, fault reason checking time is greatly shortened, the timeliness and accuracy of fault analysis are effectively improved, the repair cost of the suspected fault equipment is saved, and the requirements of ATP equipment detection, fault checking and staff daily education training are met.

Description

Technical Field

[0001] The utility model relates to the technical field of rail transportation, in particular to a semi-physical simulation platform for train control equipment. Background Art

[0002] China Train Control System (CTCS) is the core safety system of China's current high-speed railways. With the acceleration of the pace of domestic high-speed railway construction, the speed of trains continues to increase. With the continuous increase in the number of EMUs in my country, the number of ATP devices under test has also gradually increased. The daily maintenance and advanced overhaul of the ATP devices under test have become increasingly prominent. Since the ATP devices under test are related to the safety of train operation, the safety inspection of the ATP devices under test is extremely important. At present, there is no test device that can complete the test of the ATP devices under test in the ground laboratory, resulting in low efficiency in the maintenance and overhaul of the ATP devices under test on site, and the quality of the equipment cannot be effectively judged in the ground laboratory. The quality of the ATP devices under test can only be judged after they are installed on the train and the train is running, which poses risks. Utility Model Content

[0003] The utility model aims to solve at least one of the technical problems existing in the prior art. To this end, one purpose of the utility model is to propose a semi-physical simulation platform for train control equipment, which meets the needs of ATP equipment detection, fault troubleshooting and daily education and training of employees.

[0004] In order to solve the above technical problems, the technical solution provided by the utility model is: a semi-physical simulation platform for train control equipment, including a CTCS3-300T host, the CTCS3-300T host signal is connected to a test host, the test host signal is connected to a display, the test host is configured with a serial port card, an MVB card, a Profibus card, an I / O card, a transponder, a track signal coding module and a working condition MVB bus module respectively connected to the CTCS3-300T host signal, the test host is also configured with a speed drive cabinet module transmission-connected to the CTCS3-300T host, and the CTCS3-300T host is configured with a relay module, a BTM host, a TCR antenna and a speed sensor.

[0005] Preferably, two MVB cards are provided, which are respectively connected to the vehicle MVB bus and the signal MVB bus in the CTCS3-300T host.

[0006] Preferably, the transponder is an active transponder.

[0007] Preferably, the transponder is wirelessly connected to the BTM host.

[0008] Preferably, the track signal coding module is wirelessly connected to the TCR antenna.

[0009] After adopting the above structure, the utility model has the following advantages:

[0010] The semi-physical simulation platform for train control equipment in this application can perform whole-machine testing on the ATP on-board system, as well as independent testing on modules such as the DMI, TCR unit, speed unit, and BTM unit. It collects and analyzes data through various communication methods such as serial port lines, MVB buses, and Profibus buses, and accurately locates the fault location. It can be used for fault handling training, copying of suspected faulty equipment, etc., which greatly reduces the time for troubleshooting the cause of the fault, effectively improves the timeliness and accuracy of fault analysis, saves the cost of sending suspected faulty equipment for repair, and meets the needs of ATP equipment testing, fault troubleshooting, and daily education and training of employees.

[0011] The above summary is for the purpose of description only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments and features described above, further aspects, embodiments and features of the utility model will be readily apparent by reference to the accompanying drawings and the following detailed description. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or technical descriptions will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0013] Figure 1 It is a system block diagram of the utility model.

[0014] Figure 2 It is the startup test interface.

[0015] Figure 3 It is the DMI communication test interface.

[0016] Figure 4 It is the TCR unit function test interface.

[0017] Figure 5 It is the speed unit function test interface.

[0018] Figure 6 It is the BTM unit function test interface.

[0019] Figure 7 It is the maintenance task establishment interface. DETAILED DESCRIPTION

[0020] The embodiments of the present application are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present application, and cannot be understood as limiting the present application.

[0021] In the description of this application, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0022] Combined with Figure 1 The semi-physical simulation platform of train control equipment includes a CTCS3-300T host. The CTCS3-300T host signal is connected to a test host. The test host is connected to a display through a VGA interface. The test host is configured with a serial port card, an MVB card, a Profibus card, an I / O card, a transponder, a track signal coding module and a working condition MVB bus module which are respectively connected to the CTCS3-300T host signal. The test host is also configured with a speed drive cabinet module which is connected to the CTCS3-300T host transmission. The CTCS3-300T host is configured with a relay module, a BTM host, a TCR antenna and a speed sensor. The transponder adopts an active transponder.

[0023] The transponder, speed drive cabinet module and working condition MVB bus module are connected to the test host through the RS-422 interface, and the track signal coding module is connected to the test host through the CAN interface.

[0024] The serial port card connects to the ATPCU, C2CU, TSG, SDP and other core modules of the CTSC3-300T host to collect test data.

[0025] There are two MVB cards, which are connected to the vehicle MVB bus and the signal MVB bus in the CTCS3-300T host respectively. One MVB card is connected to the vehicle MVB bus to collect DMI status, input / output unit DI / DX status and other vehicle MVB bus information. The other MVB card is connected to the signal MVB bus to collect the original operating data of BTM, safety input / output unit VDX, etc.

[0026] The Profibus card is connected to the Profibus bus to collect the operating data of core modules such as ATPCU, C2CU, TSG, and SDP.

[0027] The I / O card is used to connect the relay module, detect the status of the relay and control the relay to realize fault simulation.

[0028] like Figure 2 As shown, the semi-physical simulation platform for train control equipment in this application provides the steps and processes for startup test, prompts employees to perform tests according to the test steps, and automatically detects the status and functions of each module of CTSC-300T to realize the startup function test of the on-board equipment.

[0029] like Figure 3 As shown, the semi-physical simulation platform of the train control equipment of the present application provides the test steps and processes for the communication between the host and DMI, prompts the employees to perform the test according to the test steps, and automatically detects the DMI operation and the response of the 300T host, thereby realizing the automatic test of the communication function between the host and DMI.

[0030] like Figure 4 As shown, the semi-physical simulation platform of the train control equipment of the present application provides the test steps and processes of the TCR unit, prompts employees to perform tests according to the test steps, and automatically controls the uplink and downlink modes of the host carrier frequency, loads track signals of different carrier frequencies and low frequencies to the host of the on-board equipment, and automatically determines the track signal reception status through the host interface to realize automatic testing of the TCR unit function.

[0031] like Figure 5 As shown, the semi-physical simulation platform of the train control equipment of the present application provides the test steps and processes of the speed unit, prompts employees to perform the test according to the test steps, and automatically controls the loading of speed signals of 45km / h, 80km / h, 120km / h and different conditions for the on-board equipment host, reads the speed obtained by the on-board equipment host through the on-board equipment host data interface, and realizes the automatic test of the speed unit function.

[0032] like Figure 6 As shown, the semi-physical simulation platform of the train control equipment of the present application provides the test steps and processes of the BTM unit, prompts employees to perform tests according to the test steps, and automatically controls the simulated transponder to send transponder messages, reads the message signals obtained by the on-board equipment host through the on-board equipment host data interface, and realizes automatic testing of the BTM unit function.

[0033] like Figure 7As shown, the semi-physical simulation platform for train control equipment in this application provides a maintenance task management function. When performing functional unit testing, the user is allowed to enter information such as the testing unit, tester, test category, test time, equipment number, and maintenance process. The data information and test results are saved and stored in the system database to facilitate the query and statistics of maintenance data, so as to realize the information management of maintenance work.

[0034] The semi-physical simulation platform of the train control equipment in this application provides the function of automatically generating and printing maintenance data reports, which is convenient for users to summarize the maintenance records and print them into paper documents. The maintenance report is shown in Table 1 below.

[0035] Table 1 Maintenance report

[0036]

[0037]

[0038] The semi-physical simulation platform for train control equipment in this application is implemented by using real devices for the main body of the ATP equipment and software simulation for the external interface and operating environment. It has the functions of monitoring operation mode simulation, EMU working condition signal input and output monitoring, balise message information reception and software and hardware fault simulation. The software simulation part can realize fault simulation, and through the main control computer, the corresponding fault setting module can be controlled to realize common fault settings such as emergency brake test failure, track signal and balise message error or loss, which can greatly reduce the time for troubleshooting the cause of the fault, effectively improve the timeliness and accuracy of fault analysis, and meet the needs of ATP equipment testing and daily education and training of employees.

[0039] The above describes the utility model and its implementation methods, which is not restrictive. What is shown in the full text is only one of the implementation methods of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it, without departing from the purpose of the invention of the utility model, they can design a structure and embodiment similar to the technical solution without creativity, which should belong to the protection scope of the utility model.

Claims

1. The semi-physical simulation platform of train control equipment includes the CTCS3-300T host, which is characterized by: The CTCS3-300T host signal is connected to a test host, which is connected to a display. The test host is configured with a serial port card, an MVB card, a Profibus card, an I / O card, a transponder, a track signal coding module and a working condition MVB bus module respectively connected to the CTCS3-300T host signal. The test host is also configured with a speed drive cabinet module connected to the CTCS3-300T host transmission. The CTCS3-300T host is configured with a relay module, a BTM host, a TCR antenna and a speed sensor.

2. The semi-physical simulation platform for train control equipment according to claim 1, characterized in that: There are two MVB cards, which are respectively connected to the vehicle MVB bus and the signal MVB bus in the CTCS3-300T host.

3. The semi-physical simulation platform for train control equipment according to claim 1, characterized in that: The transponder is an active transponder.

4. The semi-physical simulation platform for train control equipment according to claim 3 is characterized in that: The transponder is connected to the BTM host via wireless communication.

5. The semi-physical simulation platform for train control equipment according to claim 3 is characterized in that: The track signal coding module is connected to the TCR antenna by wireless communication.

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