CN215067869U - Train electrical control joint debugging test bench - Google Patents
Train electrical control joint debugging test bench Download PDFInfo
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- CN215067869U CN215067869U CN202121150506.2U CN202121150506U CN215067869U CN 215067869 U CN215067869 U CN 215067869U CN 202121150506 U CN202121150506 U CN 202121150506U CN 215067869 U CN215067869 U CN 215067869U
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Abstract
The utility model discloses a train electrical control allies oneself with transfers test bench, a serial communication port contains train circuit module, a plurality of subsystem module, high-pressure system simulation module and dynamics simulation module, wherein: each subsystem module consists of a physical part and a peripheral simulation module, the physical part comprises a bus module and a circuit interface module, each subsystem module is connected according to the topological structure of the bus module, and the circuit interface module is used for providing an information interaction interface between each subsystem module and the train circuit module, so that the whole-vehicle-level simulation and test of multi-system joint debugging can be realized.
Description
Technical Field
The utility model relates to a rail transit vehicle electrical control field, more specifically relates to a train electrical control allies oneself with transfers test bench.
Background
In the electrical design of rail transit vehicles, electrical control is an important content of the design, and generally comprises electrical hard-line control, train network control, traction transmission control, brake control, fire alarm, vehicle door control, air conditioner control and the like.
In order to solve the problems, a Chinese patent document with publication number CN102156052A discloses a semi-physical simulation test bed of a train network control system of a high-speed motor train unit, a Chinese patent document with publication number CN103455031A discloses a test bed of a train traction control unit, and a Chinese patent document with publication number CN111006888A discloses a performance test method and a test bed of an air brake antiskid unit of a train.
However, the inventors found that these test benches have the following disadvantages:
(1) the system is only suitable for carrying out experiment test and verification inside the system, is difficult to carry out test and verification on the functions of the whole vehicle, and is not specially used for testing the electrical control function but is used for testing the performance of subsystem equipment.
(2) Some specific control function test items that are hazardous or damaging to the device cannot be performed.
(3) The test bed of the single system only comprises a local bus or only comprises a train bus and a vehicle bus, a three-level bus structure is not completely built, and the topological relation and the functional relation between the train bus and the vehicle bus and between the train bus and the subsystem local bus cannot be embodied.
(4) The test bed of a single system, no matter a train network control system test bed, a brake system test bed, a traction system test bed and the like, does not perform complete simulation on a train circuit, only simulates the train circuit and related parts, and cannot reflect the functional relationship of complete interconnection and matching of the train circuit and each system.
Therefore, designing a test bed capable of supporting the test of the electrical control function of the whole vehicle, and supporting the experiment with certain trial and hazard through model simulation is a key problem to be solved urgently at present.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve above-mentioned problem, built train electrical control joint debugging test bench, the complete frame of having built the whole car electrical control of train.
In order to achieve the purpose, the utility model adopts the following technical measures:
the utility model provides a train electrical control allies oneself with transfers test bench, contains train circuit module, a plurality of subsystem modules, high-voltage system simulation module and dynamics simulation module, wherein:
each subsystem module consists of a physical part and a peripheral simulation module, the physical part comprises a bus module and a circuit interface module, each subsystem module is connected according to the topological structure of the bus module, and the circuit interface module is used for providing an information interaction interface between each subsystem module and the train circuit module.
According to the further technical scheme, the bus module is of a three-level bus structure, each subsystem module carries out information exchange according to the topological structure of the three-level bus, and the three-level bus comprises a train bus, a vehicle bus and a local bus.
In a further technical scheme, each subsystem module is used for simulating a module corresponding to an actual train and comprises a train network control system, a traction transmission system, a brake system, a car door system, an air conditioning system, a fire alarm system and a passenger information system.
According to a further technical scheme, the train network control system comprises a vehicle main control unit, the vehicle main control unit is respectively connected with a main control unit of a traction transmission system, a brake system, a vehicle door system, an air conditioning system, a fire alarm system and a passenger information system according to a topological structure formed by combining a train bus and the vehicle bus, the traction transmission system, the brake system, the vehicle door system, the air conditioning system, the fire alarm system and the passenger information system respectively comprise a main control unit and a plurality of slave controllers, and the respective main control unit is connected with the corresponding plurality of slave control units according to a local bus topological structure to form a traction local network for information exchange.
In a further technical scheme, the vehicle control unit and the main control units of the traction transmission system, the brake system, the vehicle door system, the air conditioning system, the fire alarm system and the passenger information system adopt control unit equipment of a system corresponding to an actual vehicle.
In a further technical scheme, the train network control system, the traction transmission system, the braking system and the train door system are used for collecting circuit information consistent with an actual train circuit and outputting circuit control information to the train circuit module through the circuit interface module.
In a further technical scheme, the air conditioning system, the fire alarm system and the passenger information system are used for collecting circuit information consistent with an actual train circuit and outputting circuit control information to the corresponding peripheral simulation module through the circuit interface module.
In a further technical scheme, the train network control system further comprises a human-computer interaction interface, and the HMI of the actual vehicle is adopted to provide display and operation.
According to the technical scheme, the high-voltage system simulation module comprises a contact network module, a pantograph module and a main circuit breaker module, wherein the contact network module simulates and outputs traction power supply, the pantograph module is used for receiving a lifting pantograph instruction sent by the train circuit module, and the main circuit breaker module is used for receiving a main closing and main breaking command sent by the train circuit module.
According to a further technical scheme, the dynamic simulation module comprises a line information module, a train operation module, a wheel rail adhesion module and a wind resistance module, and each module is used for receiving information sent by the train circuit module.
The utility model discloses compared with prior art have following advantage:
(1) the utility model provides a train electrical control test bench contains train circuit module, train network control system module, pulls transmission system module, braking system module, door system module, air conditioning system module, fire alarm system module, passenger information system module, high-pressure system simulation module, dynamics simulation module etc. can realize the whole car level emulation and the test of a plurality of systems allies oneself with the accent.
(2) The utility model discloses built a train electrical control allies oneself with transfers test bench, through the complete frame of building whole car electrical control of train, can support the test bench test to whole car electrical control function, can support the experiment that has certain trial, harm simultaneously through the model emulation.
(3) Aiming at the whole-vehicle-level simulation, a dynamics simulation module is designed, and the real-time speed of the train can be calculated.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is an overall architecture diagram of the electrical control joint debugging test bed for a train according to the present invention;
fig. 2 is a block diagram of the traction system of the present invention;
fig. 3 is a structural block diagram of the door subsystem of the present invention.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
As introduced in the background art, the test bed of the single system in the prior art is difficult to perform test verification of the electrical control function of the whole train, and the peripheral equipment of the controller is difficult to perform control function test of harmfulness or damage to the equipment.
The structure of the present invention will be further described with reference to fig. 1-3.
Fig. 1 is an overall architecture diagram of the train electrical control joint debugging test bed according to the embodiment, and as shown in fig. 1, the train electrical control joint debugging test bed includes a train circuit module, a train network control system module, a traction transmission system module, a braking system module, a door system module, and an air conditioning system module.
The test bed overall structure includes the part of material object and simulation model part, and the part of material object includes: the main control unit, the train bus and the local bus of each subsystem; the simulation model part comprises: the system comprises a peripheral environment simulation model of each subsystem, a train circuit model and a high-voltage system simulation model dynamic simulation model. In addition, the communication between the simulation model and the controller and between the simulation model and other simulation models is carried out through a bus card and an IO module on the PC.
Specifically, the train circuit module is realized by a simulation model, comprises train activation and occupation, high-voltage device control, traction brake train line control, a safety loop, vehicle door control, power supply control, a power supply circuit and the like, and is used for simulating an electric circuit of a train. The simulation model is completed by circuit simulation software such as MultiSim or matlab.
The train network control system includes: the train control unit is used for simulating train operation control, a train bus, a vehicle bus, a remote IO module and an operation interface, the bus module connects the train control unit with main control units of other subsystems according to the topology of the train bus and the vehicle bus, the vehicle control unit obtains circuit information of an actual train through the circuit interface module, outputs the train control information to the train circuit module and simulates the function of the remote IO module of a train network control system;
the train control unit is characterized in that the circuit interface module provides an interface for the outside through circuit simulation software such as Multisim or matlab, and the train control unit selects train control unit equipment of an actual vehicle; the human-machine interface provides display and operation using the HMI of the actual vehicle.
Further, the traction system, the vehicle door system, the air conditioning system, the braking system, the passenger information system, the fire alarm system, the train network control system and the like are communicated through a local bus, a train bus and a vehicle bus, and hard line signals are input and output through the circuit simulation module. As shown in fig. 2, which is a structure diagram of a traction drive system of this embodiment, the traction drive system is composed of a traction drive system entity part and a traction drive system peripheral device simulation model part, the traction drive system entity includes a traction controller and a traction system PC, wherein the traction controller includes a master control unit and a plurality of traction slave controllers; the traction system PC comprises a circuit interface module, an IO module, a bus module, a rectification module, a direct current link, an inversion module, a protection module, a traction motor and the like;
the system comprises a bus module, a traction control module, a plurality of traction slave controllers and a plurality of traction control units, wherein the bus module is used for connecting the traction slave controllers to form a traction local network according to a local bus topological structure, (3-5 traction control units are usually arranged on one train and are respectively responsible for the power of the traction module), and the traction control units adopt traction control unit equipment of an actual vehicle;
the circuit interface module is used for managing an interface between the traction transmission system module and the train circuit simulation module, and the traction control unit acquires circuit information of an actual train through the circuit interface module, outputs traction control information to the train circuit module and simulates a hard line IO function of a traction system;
the traction control unit, the rectification module, the direct current link, the inversion module, the protection module and the like are completed through matlab simulink or other model simulation software.
In a further arrangement, as shown in fig. 3, which is a structural block diagram of the vehicle door system of the embodiment, a vehicle door system module is composed of a vehicle door system entity and a vehicle door system peripheral simulation model, the vehicle door system entity includes a vehicle door controller and a vehicle door system PC, wherein the vehicle door controller includes a vehicle door master control unit and a plurality of vehicle door slave controllers; the PC of the vehicle door system comprises a circuit interface module, an I/O module, a bus module, a door leaf module, a door driving module, a door locking module, an indicator light module and the like;
the bus module is used for connecting the vehicle door main control unit and each vehicle door slave controller to form a vehicle door control local network according to a vehicle door system local bus topological structure, wherein the vehicle door control unit adopts vehicle door control unit equipment of an actual vehicle;
the train door control unit acquires circuit information such as door opening and closing instructions, left and right door side selection and the like of an actual train through the circuit interface module, outputs train door state information to the train circuit module, and simulates a hard line IO function of a train door system;
the door leaf module, the door driving module, the door locking module and the indicator light module are completed through matlab or other simulation software, and are used for simulating door leaf actions, a vehicle door driving circuit, a locking structure, indicator light display and the like, and are used for power transmission and control simulation of a train traction transmission system.
The braking system module is further arranged to be composed of a braking system real object and a braking system peripheral simulation model, wherein the braking system real object comprises a braking controller and a braking system PC, and the braking controller comprises a master control unit and a plurality of braking slave controllers; the brake system PC comprises a circuit interface module, an I/O module, a bus module, a pressure air pipeline module, an air brake control module, a basic brake device module and the like;
the bus module is used for connecting the brake master control unit with each brake slave controller according to the local bus topology of the brake system to form a brake local network; the circuit interface module is used for managing an interface between the brake system module and the train circuit module, acquiring circuit information such as a brake train line and a brake safety ring of an actual train, transmitting the circuit information to the brake system module, outputting brake control information to the train circuit module and simulating a hard line IO function of the brake system;
the pressure air pipeline module is completed through AMESim or SimHydraulics or other system modeling simulation software; the air brake control module completes simulation of a brake EP valve, a relay valve, an electromagnetic valve, a pressure regulating valve and the like through the same software as the pressure air pipeline module; the basic brake device module completes simulation of the brake transmission module and the friction module.
In a further arrangement, the air conditioning system module consists of a controller entity and a peripheral simulation model, comprises an air conditioning controller, a bus module, a circuit interface module, a ventilation system module, a refrigeration and heating system module and the like, and is used for simulating the train air conditioning system. The air conditioner controller adopts an air conditioner controller of an actual vehicle; the bus module connects all the air conditioner controllers according to the local bus topological structure of the air conditioner system; the circuit interface module manages an interface between the air conditioning system module and the train circuit module, acquires circuit information such as power supply, an emergency traction mode, emergency ventilation and the like, transmits the circuit information to the air conditioning system module, and the air conditioning system generally does not output the information to the train circuit and simulates the hard line input of the air conditioning system; the ventilation system module simulates the working process of a train air-conditioning ventilation system, including an air duct, a fan, air inlet and outlet, air purification, air pressure fluctuation control and the like; the refrigerating and heating system module simulates the refrigerating process of the train air conditioner and comprises a compressor, a condensation module, an evaporator and the like.
The fire alarm system module consists of a controller entity and a peripheral simulation model, comprises a fire alarm controller, a bus module, a circuit interface module, a fire alarm detector and the like, and is used for simulating the train fire alarm system. The fire alarm controller adopts a controller of an actual vehicle; the bus module connects all controllers of the fire alarm system according to a local bus topological structure of the fire alarm system; the circuit interface module manages an interface between the fire alarm system module and the train circuit module, acquires information such as power supply and manual fire alarm, and does not output the information to the circuit module; the fire alarm detector is realized through a simulation model, and provides sensor signals of smoke sensing, temperature sensing, light sensing and the like for the controller.
The passenger information system module consists of a passenger information host entity and a peripheral simulation model, comprises a passenger information host, a bus module, a circuit interface module, a passenger emergency alarm module, a broadcasting system module, a video monitoring system module, a dynamic map module and the like, and is used for simulating the train passenger information system. The host of the passenger information system adopts a PIS host of an actual vehicle; the bus module connects the host computer and the slave computer of the passenger information system according to the local bus topological structure of the passenger information system; the circuit interface module manages an interface between the passenger information system module and the train circuit module, obtains information such as passenger emergency alarm and the like, and does not output the information to the circuit module; the passenger emergency alarm module is realized through a simulation model, interacts information with the circuit interface module and provides the realization of a passenger emergency alarm function; the broadcasting system module is realized through a simulation model and performs information interaction with the host and the slave through the PC; the video monitoring system module and the dynamic map module are directly realized through Labview interface design simulation.
By the technical scheme, the functional relationship of complete interconnection and matching of the train circuit and each system is realized, and the topological relationship and the functional relationship between the train bus and the vehicle bus and between the vehicle bus and the subsystem local bus are embodied by the constructed three-level bus structure.
The high-voltage system simulation module consists of a pantograph-catenary model and high-voltage equipment, comprises a catenary module, a pantograph and a main circuit breaker and is used for simulating a train high-voltage system. The contact network module outputs a traction power supply in a simulated mode, the traction power supply is 25kVAC when the contact network module is used for a high-speed railway train, and the traction power supply is 1500VDC or 750VDC when the contact network module is used for a subway train; the pantograph module simulates the operation of a lifting pantograph of a train and feeds back the state of the pantograph through a lifting pantograph instruction sent by the receiving circuit simulation module; the main circuit breaker module simulates main breaking actions of the train and feeds back main breaking states through receiving main breaking and breaking commands sent by the circuit simulation module.
The dynamic simulation module consists of simulation modules of line information, train operation, wheel rail adhesion, wind resistance, dynamic calculation and the like. The line information refers to a line model for train operation, and is used for simulating straight roads, ramps, curves and the like in the line; the train operation is realized by acquiring information such as current traction force, braking force, train load and the like from a traction module, a braking module and the like; the wheel rail adhesion and wind resistance module calculates the friction and air resistance corresponding to the current speed of the train according to the train type test or the experience data of the same series of vehicle types; and the dynamics calculation obtains the train speed through information calculation such as traction force, braking force, train quality, air resistance, adhesion and the like, and feeds the train speed back to the train model.
Although the present invention has been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and those skilled in the art should understand that various modifications or variations that can be made by those skilled in the art without inventive work are still within the scope of the present invention.
Claims (9)
1. The utility model provides a train electrical control allies oneself with transfers test bench which characterized in that contains train circuit module, a plurality of subsystem module, wherein:
each subsystem module consists of a physical part and a peripheral simulation module, the physical part comprises a bus module and a circuit interface module, the peripheral simulation modules are connected according to the topological structure of the bus module, and the circuit interface module is used for providing an information interaction interface between each subsystem module and the train circuit module;
the bus module is of a three-level bus structure, each subsystem module exchanges information according to the topological structure of the three-level bus, and the three-level bus comprises a train bus, a vehicle bus and a local bus.
2. The train electrical control joint debugging test bed of claim 1, wherein each subsystem module further comprises a peripheral simulation module, and the peripheral simulation module is used for simulating modules corresponding to an actual train, and comprises a train network control system, a traction transmission system, a brake system, a vehicle door system, an air conditioning system, a fire alarm system and a passenger information system.
3. The train electrical control joint debugging test bed of claim 2, wherein the train network control system comprises a vehicle master control unit, the vehicle master control unit is respectively connected with the master control units of the traction transmission system, the brake system, the door system, the air conditioning system, the fire alarm system and the passenger information system according to a topological structure of the combination of the train bus and the vehicle bus, the traction transmission system, the brake system, the door system, the air conditioning system, the fire alarm system and the passenger information system respectively comprise a master control unit and a plurality of slave controllers, and the respective master control units are connected with the corresponding plurality of slave control units according to a local bus topological structure to form a traction local network for information exchange.
4. The train electrical control joint debugging test bench of claim 3, characterized in that the vehicle main control unit and the main control units of the traction transmission system, the brake system, the door system, the air conditioning system, the fire alarm system and the passenger information system adopt control unit devices of corresponding systems of actual vehicles.
5. The train electrical control joint debugging test bed of claim 4, wherein the train network control system, the traction drive system, the brake system and the train door system are used for collecting circuit information consistent with an actual train circuit and outputting circuit control information to the train circuit module through the circuit interface module.
6. The train electrical control joint debugging test bed of claim 4, wherein the air conditioning system, the fire alarm system and the passenger information system are used for collecting circuit information consistent with an actual train circuit and outputting circuit control information to the corresponding peripheral simulation module through the circuit interface module.
7. The train electrical control joint debugging test bench of claim 5, characterized in that the train network control system further comprises a human-machine interface for providing display and operation by using HMI of the actual vehicle.
8. The train electrical control joint debugging test bed of claim 1, characterized in that the test bed further comprises a high voltage system simulation module, wherein the high voltage system simulation module comprises a catenary module, a pantograph module and a main circuit breaker module, wherein the catenary module simulates output traction power supply, the pantograph module is used for receiving a pantograph lifting command sent by the train circuit module, and the main circuit breaker module is used for receiving a command for closing a main breaker and opening the main breaker sent by the train circuit module.
9. The train electrical control joint debugging test bed of claim 8, characterized in that the test bed further comprises a dynamics simulation module, wherein the dynamics simulation module comprises a line information module, a train operation module, a wheel rail adhesion module and a wind resistance module, and each module is used for receiving information sent by the train circuit module.
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| CN202121150506.2U CN215067869U (en) | 2021-05-26 | 2021-05-26 | Train electrical control joint debugging test bench |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114414261A (en) * | 2022-01-17 | 2022-04-29 | 山东交通学院 | Vehicle test bed and vehicle test method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114414261A (en) * | 2022-01-17 | 2022-04-29 | 山东交通学院 | Vehicle test bed and vehicle test method |
| CN114414261B (en) * | 2022-01-17 | 2023-12-05 | 山东交通学院 | Vehicle test bed and vehicle test method |
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