A digital debugging platform for motor train units

Abstract

The utility model discloses a kind of EMU digital debugging platform, including debugging data automatic acquisition unit, wireless transmission unit, signal conversion unit, central processing unit, data storage unit, power supply unit, debugging data automatic acquisition unit accesses the collection interface of EMU traction, braking, high pressure, electrical, network control system, through wireless transmission, signal conversion, central processing, data storage etc., realize the automation of debugging process, data and intelligent, improve debugging efficiency and accuracy.

Description

Technical Field

[0001] This utility model relates to the field of rail transit vehicle manufacturing and maintenance technology, and in particular to a digital platform for EMU commissioning. Background Technology

[0002] After manufacturing or advanced maintenance, high-speed trains must undergo rigorous commissioning procedures to ensure the normal functioning and performance of all subsystems, including traction, braking, high-voltage, electrical, and network systems. Traditional commissioning methods rely heavily on the personal experience of commissioning personnel, using handheld pressure gauges, multimeters, and other equipment for manual measurement, recording, and judgment. This method suffers from inefficiency, susceptibility to misjudgments or missed detections due to human factors, incomplete data recording, and difficulty in traceability. As high-speed train technology becomes increasingly complex, higher demands are placed on the accuracy, efficiency, and traceability of commissioning. Therefore, there is an urgent need for a digital commissioning platform capable of automatically collecting data, intelligently comparing data, and quickly locating faults to improve the automation and intelligence of commissioning work. Summary of the Invention

[0003] This utility model provides a digital debugging platform for high-speed trains to automate, digitize, and intelligently process the debugging process, thereby improving debugging efficiency and accuracy.

[0004] The technical solution adopted by this utility model to solve its technical problem is: a digital debugging platform for high-speed trains, comprising a digital debugging platform body and an automatic data acquisition unit for debugging, specifically including: The automatic data acquisition unit is connected to the EMU's acquisition interface and is used to acquire acceleration signals from the traction control system, air pressure signals from the braking control system, pressure signals from the high-pressure control system, I / O signals from the electrical control system, and MVB data signals from the network control system. The wireless transmission unit is wirelessly connected to the automatic debugging data acquisition unit and is used to remotely transmit the signals acquired by the automatic debugging data acquisition unit. The signal conversion unit, connected to the wireless transmission unit, is used to convert the signals received by the wireless transmission unit. The central processing unit, connected to the signal conversion unit, is used to process the signals converted by the signal conversion unit; The data storage unit, connected to the central processing unit, is used to store debugging data and processing results; The power supply unit is connected to the central processing unit and is used to power the platform, including the central processing unit. The human-machine interaction unit, connected to the central processing unit, is used to configure the debugging process, display real-time data and alarm information, and generate debugging reports.

[0005] Furthermore, the automatic debugging data acquisition unit includes: The traction control system acceleration acquisition module is connected to the acceleration acquisition interface of the EMU traction control system and is used to acquire the rotation direction signal of the traction motor. The air pressure acquisition module of the braking control system is connected to the air pressure acquisition interface of the EMU braking control system and is used to acquire the air pressure signal in the braking system pipeline. The high-voltage control system pressure acquisition module is connected to the high-voltage control system pressure acquisition interface of the EMU and is used to detect the static contact pressure of the pantograph. The electrical control system I / O acquisition module is connected to the I / O acquisition interface of the EMU's electrical control system and is used to acquire the electrical input / output signals of the EMU. The network control system MVB bus data acquisition module is connected to the MVB bus data acquisition interface of the EMU network control system. It is used to acquire, monitor, and parse vehicle MVB data signals containing status data, control commands, and fault information on the vehicle network.

[0006] Furthermore, the wireless transmission unit includes: Wireless transmission module I is wirelessly connected to the traction control system acceleration acquisition module, the braking control system air pressure acquisition module, and the high pressure control system pressure acquisition module, and is used to remotely transmit the traction control system acceleration signal, the braking control system air pressure signal, and the high pressure control system pressure signal. Wireless transmission module II is wirelessly connected to the electrical control system I / O acquisition module for remote transmission of electrical control system I / O signals; Wireless transmission module III is wirelessly connected to the MVB bus data acquisition module of the network control system for remote transmission of MVB bus data signals of the network control system.

[0007] Furthermore, the signal conversion unit includes: The signal conditioning module is connected to the wireless transmission module I and is used to condition the acceleration signal of the traction control system, the air pressure signal of the braking control system, and the pressure signal of the high pressure control system sent by the wireless transmission module I. The analog-to-digital conversion module, connected to the signal conditioning module, is used to convert and condition the acceleration signal of the traction control system, the air pressure signal of the braking control system, and the pressure signal of the high-pressure control system after analog-to-digital conversion. The level conversion module, connected to the wireless transmission module II, is used to convert the electrical control system I / O signals sent by the wireless transmission module II to a higher level. The MVB-to-serial module connects to the wireless transmission module III and is used to convert the network control system MVB bus data signals sent by the wireless transmission module III into serial port signals.

[0008] Furthermore, the human-computer interaction unit includes: The human-machine interface screen is connected to the central processing unit and is used to display debugging information; The status display array lights, connected to the central processing unit, are used to display the acquisition progress of acceleration signals from the traction control system, air pressure signals from the braking control system, pressure signals from the high-pressure control system, I / O signals from the electrical control system, and MVB data signals from the network control system. Red indicates no acquisition, yellow indicates acquisition in progress, and green indicates acquisition completed. A one-button start button, connected to the central processing unit, is used to control the startup process; The data transmission interface is connected to the central processing unit and is used to back up debugging data. Beneficial effects

[0009] The platform realizes the digitalization and automation of signal acquisition, state simulation, data acquisition, intelligent analysis and fault diagnosis. Compared with traditional methods, it significantly improves efficiency, and the results are objective and reliable. It reduces reliance on human labor, avoids human error, significantly improves debugging efficiency and quality, and ensures the integrity and traceability of data records. Attached Figure Description

[0010] Embodiments of the invention will be described more fully with reference to the accompanying drawings. However, the drawings are for illustration and explanation only and do not constitute a limitation on the scope of the invention.

[0011] Figure 1 This is an overall block diagram of the digital debugging platform for high-speed trains.

[0012] Figure 2 System architecture block diagram of the digital debugging platform for high-speed trains Figure 3 Overall appearance of the digital debugging platform for high-speed trains Figure 4 Internal composition diagram of the digital debugging platform for high-speed trains The diagram shows: Debugging data automatic acquisition unit 01, wireless transmission unit 02, signal conversion unit 03, central processing unit 04, data storage unit 05, power supply unit 06, human-machine interaction unit 07, traction control system acceleration acquisition module 08, braking control system air pressure acquisition module 09, high pressure control system pressure acquisition module 10, electrical control system I / O acquisition module 11, network control system MVB bus data acquisition module 12, wireless transmission module I 13, wireless transmission module II 14, wireless transmission module III 15, signal conditioning module 16, analog-to-digital conversion module 17, level conversion module 18, MVB to serial port module 19, human-machine interaction screen 71, status display array lights 72, one-button start 73, and data transmission interface 74. Detailed Implementation

[0013] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0014] It should be noted that, unless otherwise specified, the embodiments and features described in these embodiments of the present invention can be combined with each other.

[0015] The present invention will be further described below with reference to the accompanying drawings and specific embodiments, but this is not intended to limit the present invention.

[0016] To make the above-mentioned objectives, features and advantages of this utility model more apparent and understandable, the specific embodiments of this utility model will be described in detail below with reference to the accompanying drawings.

[0017] Example 1: A digital debugging platform for high-speed trains comprises a main body and an automatic debugging data acquisition unit. Specifically, it includes: an automatic debugging data acquisition unit 01, connected to the high-speed train acquisition interface, used to acquire acceleration signals from the traction control system, air pressure signals from the braking control system, pressure signals from the high-pressure control system, I / O signals from the electrical control system, and MVB data signals from the network control system; a wireless transmission unit 02, wirelessly connected to the automatic debugging data acquisition unit 01, used for remote transmission of signals acquired by the automatic debugging data acquisition unit 01; a signal conversion unit 03, connected to the wireless transmission unit 02, used for converting signals received by the wireless transmission unit 02; a central processing unit 04, connected to the signal conversion unit 03, used for processing signals converted by the signal conversion unit 03; a data storage unit 05, connected to the central processing unit 04, used for storing debugging data and processing results; a power supply unit 06, connected to the central processing unit 04, used for powering the platform, including the central processing unit 04; and a human-machine interaction unit 07, connected to the central processing unit 04, used for configuring the debugging process, displaying real-time data and alarm information, and generating debugging reports.

[0018] Example 2: The automatic data acquisition unit for debugging includes: a traction control system acceleration acquisition module 08, connected to the acceleration acquisition interface of the EMU traction control system, used to acquire the rotation direction signal of the traction motor; a brake control system air pressure acquisition module 09, connected to the air pressure acquisition interface of the EMU brake control system, used to acquire the air pressure signal in the brake system pipeline; a high-pressure control system pressure acquisition module 10, connected to the high-pressure control system pressure acquisition interface of the EMU, used to detect the static contact pressure of the pantograph; an electrical control system I / O acquisition module 11, connected to the electrical control system I / O acquisition interface of the EMU, used to acquire the electrical input / output signals of the EMU; and a network control system MVB bus data acquisition module 12, connected to the network control system MVB bus data acquisition interface of the EMU, used to acquire, monitor, and parse the vehicle MVB data signals of status data, control commands, and fault information on the vehicle network.

[0019] Example 3: The wireless transmission unit 02 includes: a wireless transmission module I 13, wirelessly connected to the traction control system acceleration acquisition module 08, the braking control system air pressure acquisition module 09, and the high-pressure control system pressure acquisition module 10, for remotely transmitting traction control system acceleration signals, braking control system air pressure signals, and high-pressure control system pressure signals; a wireless transmission module II 14, wirelessly connected to the electrical control system I / O acquisition module 11, for remotely transmitting electrical control system I / O signals; and a wireless transmission module III 15, wirelessly connected to the network control system MVB bus data acquisition module 12, for remotely transmitting network control system MVB bus data signals.

[0020] Example 4: The signal conversion unit 03 includes: a signal conditioning module 16, connected to the wireless transmission module I 13, for conditioning the traction control system acceleration signal, braking control system air pressure signal, and high pressure control system pressure signal sent by the wireless transmission module I 13; an analog-to-digital conversion module 17, connected to the signal conditioning module 16, for converting the traction control system acceleration signal, braking control system air pressure signal, and high pressure control system pressure signal after analog-to-digital conversion and conditioning; a level conversion module 18, connected to the wireless transmission module II 14, for level conversion of the electrical control system I / O signals sent by the wireless transmission module II 14; and an MVB-to-serial converter module 19, connected to the wireless transmission module III 15, for converting the network control system MVB bus data signal sent by the wireless transmission module III 15 into a serial port signal.

[0021] In Example 5, the central processing unit 04 calls the standard database and fault diagnosis logic library stored in the data storage unit 05 to compare the acceleration value of the traction control system, the air pressure value of the braking control system, and the pressure value of the high-pressure control system after signal conversion with the corresponding values ​​after parsing the MVB bus data of the network control system. Based on preset logic rules, it automatically determines the system status and fault points. If data deviation, timing error, or logic conflict is found, an alarm is automatically triggered, and the faulty component is accurately located on the human-machine interaction unit.

[0022] Example 6: The human-machine interaction unit 07 includes: a human-machine interaction screen 71, connected to the central processing unit 04, for displaying debugging information; a status display array light 72, connected to the central processing unit 04, for displaying the acquisition progress of acceleration signals from the traction control system, air pressure signals from the braking control system, pressure signals from the high-pressure control system, I / O signals from the electrical control system, and MVB data signals from the network control system, wherein red indicates no acquisition, yellow indicates acquisition in progress, and green indicates acquisition completed; a one-button start button 73, connected to the central processing unit 04, for controlling the start; and a data transmission interface 74, connected to the central processing unit 04, for backing up debugging data.

[0023] The above description is only a preferred embodiment of the present utility model, but the protection scope of the present utility model is not limited thereto. Any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope disclosed in the present utility model should be included within the protection scope of the present utility model.

Claims

1. A digital debugging platform for high-speed trains, characterized in that: It consists of the main body of the EMU digital debugging platform and the debugging data automatic acquisition unit. Specifically, it includes the debugging data automatic acquisition unit (01), which is connected to the EMU acquisition interface and is used to acquire the acceleration signal of the traction control system, the air pressure signal of the braking control system, the pressure signal of the high pressure control system, the I / O signal of the electrical control system, and the MVB data signal of the network control system; the wireless transmission unit (02), which is wirelessly connected to the debugging data automatic acquisition unit (01) and is used to remotely transmit the signals acquired by the debugging data automatic acquisition unit (01); the signal conversion unit (03), which is connected to the wireless transmission unit (02) and is used to convert the signals received by the wireless transmission unit (02); the central processing unit (04), which is connected to the signal conversion unit (03) and is used to process the signals converted by the signal conversion unit (03); and the data storage unit (05), which is connected to the central processing unit (04) and is used to store the debugging data and processing results. The power supply unit (06) is connected to the central processing unit (04) and is used to power the platform, including the central processing unit (04); the human-machine interaction unit (07) is connected to the central processing unit (04) and is used to configure the debugging process, display real-time data, alarm information and generate debugging reports.

2. The digital debugging platform for high-speed trains according to claim 1, characterized in that: The automatic data acquisition unit (01) for debugging includes: a traction control system acceleration acquisition module (08), connected to the acceleration acquisition interface of the EMU traction control system, used to acquire the rotation direction signal of the traction motor; a brake control system air pressure acquisition module (09), connected to the air pressure acquisition interface of the EMU brake control system, used to acquire the air pressure signal in the brake system pipeline; a high-pressure control system pressure acquisition module (10), connected to the high-pressure control system pressure acquisition interface of the EMU, used to detect the static contact pressure of the pantograph; an electrical control system I / O acquisition module (11), connected to the electrical control system I / O acquisition interface of the EMU, used to acquire the electrical input / output signals of the EMU; and a network control system MVB bus data acquisition module (12), connected to the network control system MVB bus data acquisition interface of the EMU, used to acquire, monitor, and parse the vehicle MVB data signals of status data, control commands, and fault information on the vehicle network.

3. The digital debugging platform for high-speed trains according to claim 1, characterized in that: The wireless transmission unit (02) includes: wireless transmission module I (13), which is wirelessly connected to the traction control system acceleration acquisition module (08), the braking control system air pressure acquisition module (09), and the high pressure control system pressure acquisition module (10), for remotely transmitting the traction control system acceleration signal, the braking control system air pressure signal, and the high pressure control system pressure signal; wireless transmission module II (14), which is wirelessly connected to the electrical control system I / O acquisition module (11), for remotely transmitting the electrical control system I / O signal; and wireless transmission module III (15), which is wirelessly connected to the network control system MVB bus data acquisition module (12), for remotely transmitting the network control system MVB bus data signal.

4. The digital debugging platform for high-speed trains according to claim 1, characterized in that: The signal conversion unit (03) includes: a signal conditioning module (16), connected to the wireless transmission module I (13), used to condition the traction control system acceleration signal, braking control system air pressure signal, and high pressure control system pressure signal sent by the wireless transmission module I (13); an analog-to-digital conversion module (17), connected to the signal conditioning module (16), used to condition the traction control system acceleration signal, braking control system air pressure signal, and high pressure control system pressure signal after analog-to-digital conversion; a level conversion module (18), connected to the wireless transmission module II (14), used to level convert the electrical control system I / O signal sent by the wireless transmission module II (14); and an MVB to serial port module (19), connected to the wireless transmission module III (15), used to convert the network control system MVB bus data signal sent by the wireless transmission module III (15) into a serial port signal.

5. The digital debugging platform for high-speed trains according to claim 1, characterized in that: The human-machine interaction unit (07) includes: a human-machine interaction screen (71), connected to the central processing unit (04), used to display debugging information; a status display array light (72), connected to the central processing unit (04), used to display the acquisition progress of the acceleration signal of the traction control system, the air pressure signal of the braking control system, the pressure signal of the high pressure control system, the I / O signal of the electrical control system, and the MVB data signal of the network control system, wherein red indicates no acquisition, yellow indicates acquisition in progress, and green indicates acquisition completed; a one-key start button (73), connected to the central processing unit (04), used to control the start; and a data transmission interface (74), connected to the central processing unit (04), used to back up debugging data.

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