CN102621436B - Single vehicle debugging test stand and debugging method - Google Patents

Single vehicle debugging test stand and debugging method Download PDF

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Publication number
CN102621436B
CN102621436B CN201210134255.8A CN201210134255A CN102621436B CN 102621436 B CN102621436 B CN 102621436B CN 201210134255 A CN201210134255 A CN 201210134255A CN 102621436 B CN102621436 B CN 102621436B
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unit
data
control unit
simulation control
mvb
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CN102621436A (en
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姚放
王欣
高枫
孔元
黄志平
申鹏
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Locomotive and Car Research Institute of CARS
Beijing Zongheng Electromechanical Technology Development Co Ltd
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Locomotive and Car Research Institute of CARS
Beijing Zongheng Electromechanical Technology Development Co Ltd
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Abstract

The invention relates to single vehicle electric debugging equipment applied to rail transit vehicles, in particular to a single vehicle debugging test stand applied to a train and a debugging method used on the test stand. The debugging test stand at least comprises a simulation control unit, a network connecting unit, a display unit and a power supply which are communicated with each other, wherein according to the bugging test stand, different data are displayed through data conversion so as to accurately display the state of the detected unit. By using the technical scheme, the invention provides a single vehicle debugging test stand with relatively simple structure, high testing efficiency, accurate measuring result and intuitive feedback result and a debugging method used on the test stand; and by using a TCN (Train Communication Network) vehicle mounted network technology, single train vehicle electric debugging and partial function debugging of each sub system are achieved.

Description

The adjustment method of a kind of bicycle debugging test platform and employing thereof
Technical field
The present invention relates to a kind of bicycle electric adjustment equipment that is applied to rail traffic vehicles, more particularly refer to a kind of adjustment method that is applied to train bicycle debugging test platform and adopts on this testing table.
Background technology
At present, known bicycle electric adjustment system, mainly adopts interface box mode to realize.By increasing the rigid line of redundancy, Electric circuit is connected with external interface box, by the switch on interface box, to Electric circuit, transmit control signal; By the signal lamp on interface box or light emitting diode, receive the feedback signal of Electric circuit; With this, judge the connection status of Electric circuit.The advantage of this mode is that control and judgment mode are directly perceived, easily left-hand seat; Shortcoming is that wiring is more complicated, and form is dumb, and while building, workload is large, and change is complicated.
Summary of the invention
Problem based on above-mentioned prior art, goal of the invention of the present invention is to provide a kind of structure relatively simple, testing efficiency is high, measurement result is accurate, feedback result is bicycle debugging test platform and the adjustment method that adopts on this testing table intuitively, by utilizing TCN In-vehicle networking technology, realize the partial function debugging of train bicycle electric adjustment and each subsystem.In order to realize above-mentioned goal of the invention, the present invention adopts following technical scheme:
A kind of debugging test platform provided by the invention, this testing table typically comprises: Simulation Control unit, described Simulation Control unit comprises that, for simulating the emulation module of train central control unit, this emulation module is communicated with by unique circuit bi-directional data with unit under test; Network connection unit, described network connection unit is arranged in described Simulation Control unit or is independent of described Simulation Control unit and is communicated with it, and described Simulation Control unit is communicated with by described network connection unit data with described unit under test; Display unit, described display unit and described Simulation Control unit are communicated with and show the information of described Simulation Control unit; Power supply, described power supply guarantees normal work for other unit provides electric energy.Such basic structure setting can guarantee the normal work of whole single-train test platform, tests and feeds back corresponding result.
More specifically, described Simulation Control unit is at least to have to obtain unit under test data message, and this information is classified and to the emulation host computer of described display unit output analysis result.Further, described network connection unit is MVB network interface card, and described MVB network interface card comprises 2 terminating plugs and the MVB cable of being extended out by this 1 terminal, and another terminating plug is drawn pull-up resistor.The structure setting of this typical MVB network interface card can be by the enough unit under tests of the MVB Network Capture of train information and to Simulation Control unit, input these information and analyze.
On the other hand, in order to guarantee the normal work of whole debugging test platform and unit under test, the power supply of stating provides different external power source environment for what described unit under test and testing table can normally be worked.For described unit under test provides 110V direct current, the external environment conditions such as power supply that 380V alternating current etc. can normally be worked, are included as described testing table simultaneously 220V alternating current are provided.The setting of this variety classes power supply can warranty test platform and the normal work of unit under test, the normal operation of test result.
Further, described display unit comprise be communicated with described Simulation Control unit for facilitating the liquid crystal display of man-machine interaction.Described debugging test platform also comprises the input block of inputting with described Simulation Control unit, and this input block comprises keyboard and the touch pad being communicated with this Simulation Control unit.
In addition, described debugging test platform unit is all arranged in rack, on this same installed surface in rack bottom, is provided with at least 4 wheels that facilitate this rack to move, and on this wheel, is provided with brake part.
The invention allows for a kind of adjustment method that adopts the debugging test platform of said structure, described adjustment method comprises 1 simultaneously) Simulation Control unit reads the MVB data of unit under test by MVB network interface card; 2) MVB data-switching is become to port data structure, by Socket port, send to display unit; 3) display unit converts Socket port data structure to variable structure data; 4) according to needed vehicle data in variable structure Data Update display unit; 5) the Data Update variable structure data that needs sent; 6) display unit, according to the update status of the data of variable structure, upgrades port data structure; By Socket port, send to Simulation Control unit; 7) Simulation Control unit passes through Socket port receiving port structure data, and converts MVB data to; 8) Simulation Control unit sends to train MVB network by MVB network interface card by MVB data.
In addition, in order more specifically and accurately to reflect the state of unit under test, the concrete data that described display unit shows at least comprise 1) binary input signal, represent each network equipment signal condition that is certain connector feedback signal state in MVB network; 2) binary output signal, test procedure can cause that the respective switch in measurand is closed by by this home position signal, with this, carrys out the correctness of detecting electric circuit; 3) data-signal, nonbinary signal, described Simulation Control unit judges that by the range of the value of this signal whether the connection of the miscellaneous equipment that comprises sensor is correct; 4) control signal, this type of signal demand test procedure sends to measurand after encoding and processing.
Further, described display unit demonstration customizes different test interfaces according to different unit under tests, in different test interfaces, by described concrete data, relevant signal in MVB network is all presented in interface in patterned mode further, by the monitoring of the feedback signal state to each interdependent node, tested car body electrical connection is carried out to full test.By the signal to monitoring network equipment, the network equipment in unit under test is tested, thereby the perforation of confirmation MVB network, by the version information of each network equipment, confirms that each network equipment working is normal.And by the equipment in unit under test, carry out interaction, the function of each subsystem in test unit under test.
Like this, the invention provides a kind of structure relatively simple, testing efficiency is high, measurement result is accurate, feedback result is bicycle debugging test platform and the adjustment method that adopts on this testing table intuitively,, by utilizing TCN In-vehicle networking technology, realize the partial function debugging of train bicycle electric adjustment and each subsystem.
Accompanying drawing explanation
What in Fig. 1, show is electrical schematic of the present invention;
What in Fig. 2, show is the fundamental diagram of bicycle debugging test platform;
What in Fig. 3, show is test procedure structural drawing.
Embodiment
The invention reside in and provide a kind of structure relatively simple, testing efficiency is high, measurement result is accurate, feedback result is bicycle debugging test platform and the adjustment method that adopts on this testing table intuitively, by utilizing TCN In-vehicle networking technology, realize the partial function debugging of train bicycle electric adjustment and each subsystem.Below in conjunction with Figure of description, the specific embodiment of the present invention is described in detail.
In order to overcome the deficiency of existing test mode, the present invention utilizes In-vehicle networking control technology, ethernet communication technology, a kind of Electric debud mode is provided, which is without building complicated external environment condition, by industrial computer, move testing software, utilize the electrical connection state of the current tested car body object of icon dynamic reflection, for bicycle, adjust tester a kind of graphic interface is easily provided, thereby can greatly improve the electric adjustment efficiency of motor train unit, and effectively reduce the probability of makeing mistakes while debugging.
In Fig. 1, bicycle debugging test platform is by a host computer (being equipped with the MVB network interface card with BA function), a drawing and pulling type liquid crystal display+keyboard+touch pad, a 10A multiple-grooved passage power distribution equipment forms, these equipment are arranged in 19 cun of racks that strap brake wheel is housed, the MVB network interface card of upper machine is connected by the converting interface on a MVB line rack rear portion blind plate, and another MVB interface is inserted with terminal resistance.Connect the MVB cable that measurand uses and be divided into two parts, the Y type cable of the MVB cable of 10 meters long and one 5 meters long, one end of Y type cable is that SUB-D interface is connected with MVB cable, the other end is that 2 workshop plugs facilitate and are connected with measurand; Above cable and testing table power lead and 2 terminating plugs are contained in External cable case, can be placed on rack bottom.
Bicycle debugging test platform is by an emulation host computer that MVB (MVB) network interface card of band BA (bus management) function is housed, technical grade display controller and interface cable case (comprising 1 MVB cable and 2 terminating plugs) form, and with this, replace original interface box.Emulation host computer is used for simulating train central control unit, and be connected with tested compartment by MVB cable, by MVB network, receive the feedback signal of each electric wiring of train, comprise each electric switch, relay, sensor, can transmit control signal to each unit under test by MVB network simultaneously, and to the decoding data and the coding that receive and send, then show with patterned form.
MVB communication program utilizes bottom hardware api interface function, drives MVB network interface card BA (bus management) function, the MVB network that foundation can normally be worked; According to different train configuration, load different configuration files, according to different configuration files, receive and send corresponding network data; By the interface based on ICP/IP protocol, with emulation testing program, carry out data communication, the network data that MVB network interface card is received passes to debug system, and the control signal of simultaneously bicycle debugging emulation program being sent is delivered to MVB network.
The fundamental diagram that has shown bicycle debugging test platform in Fig. 2, wherein, unit under test is according to test request, needs the outside car body that provide can normally work required power supply as 110V direct current etc.Testing table needs 220V Alternating Current Power Supply.While debugging work, testing table is connected by Y type MVB cable with measurand, carries out the exchange of data.
The general structure that has shown emulation testing program in Fig. 3, and principle of work.Whole Work Flow is 1) server program reads train MVB data by MVB network interface card; 2) MVB data-switching is become to port data structure, by Socket port, send to interface display program; 3) interface display program converts Socket port data structure to variable structure data; 4) according to the needed vehicle data of variable structure Data Update interface display program; 5) the Data Update variable structure data that interface program sends needs; 6) interface display program, according to the update status of the data of variable structure, is upgraded port data structure; By Socket port, send to server program; 7) server program passes through Socket port receiving port structure data, and converts MVB data to; 8) server program sends to train MVB network by MVB network interface card by MVB data.
Furtherly, the data that display unit shows comprise 1) binary input signal, represent each network equipment signal condition that is certain connector feedback signal state in MVB network; 2) binary output signal, test procedure can cause that the respective switch in measurand is closed by by this home position signal, with this, carrys out the correctness of detecting electric circuit; 3) data-signal, nonbinary signal, as sensor temperature signal, emulation testing program judges that by the range of the value of this signal whether the connection of sensor equipment is correct; 4) control signal, this type of signal demand test procedure sends to measurand after encoding and processing.
Further, described display unit demonstration customizes different test interfaces according to different unit under tests, in different test interfaces, by described concrete data, relevant signal in MVB network is all presented in interface in patterned mode further, by the monitoring of the feedback signal state to each interdependent node, tested car body electrical connection is carried out to full test.By the signal to monitoring network equipment, the network equipment in unit under test is tested, thereby the perforation of confirmation MVB network, by the version information of each network equipment, confirms that each network equipment working is normal.By the equipment in unit under test, carry out interaction, the function of each subsystem in test unit under test; As sending relevant gate control signal, the action of observation car door, sends illumination or air-conditioning work instruction, detects tested subsystem work state, by sending backup system work order, detects auxiliary and cooling system duty;
By adopting above-mentioned technical scheme, the invention provides a kind of structure relatively simple, testing efficiency is high, measurement result is accurate, feedback result is bicycle debugging test platform and the adjustment method that adopts on this testing table intuitively, by utilizing TCN In-vehicle networking technology, realize the partial function debugging of train bicycle electric adjustment and each subsystem.
Protection scope of the present invention is not limited to disclosed specific embodiment in above-mentioned embodiment, as long as but within the combination that meets technical characterictic in the claims in the present invention just fallen into protection scope of the present invention.

Claims (10)

1. a bicycle debugging test platform, is characterized in that, this testing table comprises:
Simulation Control unit, described Simulation Control unit comprises that, for simulating the emulation module of train central control unit, this emulation module is communicated with by unique circuit bi-directional data with unit under test;
Network connection unit, described network connection unit is arranged in described Simulation Control unit or is independent of described Simulation Control unit and is communicated with it, and described Simulation Control unit is communicated with by described network connection unit data with described unit under test;
Display unit, described display unit and described Simulation Control unit are communicated with and show the information of described Simulation Control unit;
Power supply, described power supply guarantees normal work for other unit provides electric energy;
Wherein, described Simulation Control unit receives the feedback signal of the electric wiring of described unit under test by network connection unit, can to each unit under test, transmit control signal by MVB network simultaneously, and to the decoding data and the coding that receive and send, then show with patterned form;
Wherein, by the equipment in described Simulation Control unit and unit under test, carry out interaction, the function of each subsystem in test unit under test.
2. bicycle debugging test platform according to claim 1, it is characterized in that described Simulation Control unit is at least to have to obtain unit under test data message, and this information is classified and to the emulation host computer of described display unit output analysis result.
3. bicycle debugging test platform according to claim 1, it is characterized in that, described network connection unit is MVB network interface card, and described MVB network interface card comprises 2 terminating plugs, by the MVB cable of extending out of 1 terminating plug wherein, another terminating plug is drawn pull-up resistor.
4. bicycle debugging test platform according to claim 1, is characterized in that, the external power source environment that described power supply can normally be worked and provide different for described unit under test and testing table.
5. bicycle debugging test platform according to claim 1, is characterized in that, described display unit comprise be communicated with described Simulation Control unit for facilitating the liquid crystal display of man-machine interaction.
6. bicycle debugging test platform according to claim 5, it is characterized in that, described debugging test platform also comprises the input block of inputting with described Simulation Control unit, and this input block comprises keyboard and the touch pad being communicated with this Simulation Control unit.
7. an adjustment method for employing bicycle debugging test platform as described in any one in claim 1-6, is characterized in that, described adjustment method comprises 1) Simulation Control unit reads the MVB data of unit under test by MVB network interface card; 2) MVB data-switching is become to port data structure, by Socket port, send to display unit; 3) display unit converts Socket port data structure to variable structure data; 4) according to needed vehicle data in variable structure Data Update display unit; 5) the Data Update variable structure data that needs sent; 6) display unit, according to the update status of the data of variable structure, upgrades port data structure; By Socket port, send to Simulation Control unit; 7) Simulation Control unit passes through Socket port receiving port data structure body, and converts MVB data to; 8) Simulation Control unit sends to train MVB network by MVB network interface card by MVB data.
8. adjustment method according to claim 7, is characterized in that, the concrete data that described display unit shows at least comprise 1) binary input signal, represent that in MVB network, each network equipment signal condition is connector feedback signal state; 2) binary output signal, test procedure can cause that the respective switch in unit under test is closed by by this home position signal, with this, carrys out the correctness of detecting electric circuit; 3) data-signal, nonbinary signal, described Simulation Control unit judges that by the range of the value of this signal whether the connection of the miscellaneous equipment that comprises sensor is correct; 4) control signal, this type of signal demand test procedure sends to unit under test after encoding and processing.
9. adjustment method according to claim 8, it is characterized in that, described display unit customizes different test interfaces according to different unit under tests, in different test interfaces, by described concrete data, signal relevant in MVB network is all presented in interface in patterned mode further, by the monitoring of the feedback signal state to each interdependent node, tested car body electrical connection is carried out to full test.
10. adjustment method according to claim 8, is characterized in that, by the signal of monitoring network equipment, the network equipment in unit under test is tested, thereby confirm the perforation of MVB network, by the version information of each network equipment, confirm that each network equipment working is normal; And by the equipment in Simulation Control unit and unit under test, carry out interaction, the function of each subsystem in test unit under test.
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CN103514074B (en) * 2013-09-06 2015-12-09 清华大学 MVB network card development method and platform
CN104700756A (en) * 2013-12-10 2015-06-10 北车大连电力牵引研发中心有限公司 Display screen communication testing device
CN104503430B (en) * 2014-11-26 2017-09-05 中车青岛四方机车车辆股份有限公司 Rail traffic vehicles debugging task information interactive processing method and system
CN108153279A (en) * 2017-12-20 2018-06-12 上海默松控制系统设备有限公司 A kind of hardware automated test devices of EKE

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