CN204649854U - A kind of DC600V train direct power supply load test system - Google Patents
A kind of DC600V train direct power supply load test system Download PDFInfo
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- CN204649854U CN204649854U CN201520071570.XU CN201520071570U CN204649854U CN 204649854 U CN204649854 U CN 204649854U CN 201520071570 U CN201520071570 U CN 201520071570U CN 204649854 U CN204649854 U CN 204649854U
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Abstract
The utility model provides a kind of DC600V train direct power supply load test system, comprise the test cart and the switch board being installed in described test cart and load cabinet that move and be arranged on train rail, described switch board is connected with locomotive central controller, and be connected with DC600V power supply by electric connector, described load cabinet is connected with switch board, and described switch board is used in real time monitoring, detect the state of DC600V power supply and according to the state control load cabinet of DC600V power supply and the access of DC600V power supply and cut-out; The switch board of this system and load cabinet are arranged on the test cart of movement, and mobile flexible, easy and simple to handle, the access of the automatic control load cabinet of switch board and cut-out, achieve the protection to load cabinet, testing process is safe and reliable, and detection efficiency is high.
Description
Technical field
The utility model relates to electric locomotive technical field, particularly relates to a kind of DC600V train direct power supply load test system.
Background technology
Along with the all-round popularization of DC600V train direct power supply technology in electric locomotive, for ensureing the reliability service of locomotive DC 600V electric power system, improve the quality of passenger service of railway, the mounting means of DC600V train direct power supply load test equipment and the improvement of testing process essential.
At present, DC600V train direct power supply load test equipment is installed on the ground between locomotive station track by switch board and load cabinet, and build a fixing working shed, and on side, locomotive two station track, a DC600V electric connector junction box is respectively installed, detected locomotive needs to sail these two station tracks into can be tested.Along with the continuous increase of China's number of locomotives, railway locomotive depot grows with each passing day with the detected number of locomotives reorganizing and outfit field, cause Test Field to need to install more DC600V train direct power supply load test equipment, and the space of Test Field is very limited.Simultaneously, existing DC600V train direct power supply load test equipment is all that testing staff is tested by the hand push button switched on switch board, test data sheet is by typing manually, making process of the test efficiency low like this, all there is human factor in the accuracy of test result, reliability, standardization.
Utility model content
The utility model provides a kind of DC600V train direct power supply load test system; the switch board of this system and load cabinet are arranged on the test cart of movement; mobile flexible, easy and simple to handle; the access of the automatic control load cabinet of switch board and cut-out; achieve the protection to load cabinet; testing process is safe and reliable, and detection efficiency is high.
For reaching this object, the utility model by the following technical solutions:
The utility model provides a kind of DC600V train direct power supply load test system, comprise the test cart and the switch board being installed in described test cart and load cabinet that move and be arranged on train rail, described switch board is connected with locomotive central controller, and be connected with DC600V power supply by electric connector, described load cabinet is connected with switch board, and described switch board is used in real time monitoring, detect the state of DC600V power supply and according to the state control load cabinet of DC600V power supply and the access of DC600V power supply and cut-out.
Further technical scheme is, described switch board comprises the information acquisition system connected successively, PLC and loop break-make system, described information acquisition system detects the state of DC600V power supply in real time and sends signal to PLC, described PLC receives the signal of information acquisition system, and the break-make of control loop break-make system.
Further technical scheme is, also comprises microcomputer terminal system, and described microcomputer terminal system is connected with PLC, for sending control command and the data that receive in test process to PLC and carrying out treatment and analysis.
Further technical scheme is, described load cabinet comprises power resistor unit, axial flow blower and temperature sensor, and described axial flow blower is used for cooling power resistance unit, and described temperature acquisition sensor is used for the temperature of detection power resistance unit.
Further technical scheme is, temperature acquisition sensor is connected with PLC, and for PLC transmitted power resistance unit heat alarm, PLC control loop break-make system disconnects.
Further technical scheme is, described PLC is connected with locomotive central controller, PLC is connected with locomotive central controller with loop break-make system respectively by On-off signal output system, for realize PLC and locomotive central controller both-way communication and for realizing the control of PLC to loop break-make system switching.
Further technical scheme is, described PLC is connected with locomotive central controller by On-off signal output system, described PLC provides DC110V power supply to locomotive and sends " power request " signal to locomotive central controller, and locomotive central controller receives " power request " signal and sends " power supply allows " signal feedback in PLC.
Further technical scheme is, described switch board also comprises alarm display system, and described alarm display system comprises voltage table, reometer, ripple table, pilot lamp, scram button, audible-visual annunciator.
Further technical scheme is, described loop break-make system comprises D.C. contactor, fastp-acting fuse, filter capacitor.
Further technical scheme is, described test cart is battery truck.
The beneficial effects of the utility model are:
1, the switch board of DC600V train direct power supply load test system of the present utility model and load cabinet are arranged on the test cart of movement, mobile flexible, easy and simple to handle, avoid the problem that detection efficiency that the testing equipment that sets firmly causes when detection space is limited is low, improve detection efficiency.
2, information acquisition system detects voltage, electric current, ripple, the leakage current of DC600V power supply in real time; the PLC of switch board is according to the access of the automatic control load cabinet of the signal of information acquisition system and cut-out; achieve the protections such as the overvoltage to load cabinet, overcurrent, overload, short circuit, electric leakage, testing process is safe and reliable.
3, the switch board that the utility model provides completes assigning of control command by microsystem, shows load test process and result in real time, automatically generates test data sheet form, and stores, prints, uploads, and testing process specification, data are accurate, easy to operate.
4, the temperature acquisition sensor of load cabinet is when detecting that power resistor system temperature transfinites, and automatic alarm exports, and PLC cut-off loop break-make system, realizes the automatic protection to power resistor unit.
Accompanying drawing explanation
Fig. 1 is DC600V train direct power supply load test vehicle structure schematic diagram of the present utility model;
Fig. 2 is the schematic diagram of DC600V train direct power supply load test system of the present utility model;
Fig. 3 is the structural representation of DC600V train direct power supply load test system of the present utility model;
In figure:
1, test cart; 2, switch board; 3, load cabinet; 4, electric connector; 5, DC600V power supply; 6, locomotive central controller; 21, PLC; 22, information acquisition system; 23, microcomputer terminal system; 24, loop break-make system; 25, alarm display system; 26, On-off signal output system.
Embodiment
The technical solution of the utility model is further illustrated by embodiment below in conjunction with accompanying drawing.
As shown in Figure 1, the utility model provides a kind of DC600V train direct power supply load test system, comprise the test cart 1 and the switch board 2 being installed in described test cart 1 and load cabinet 3 that move and be arranged on train rail, described test cart 1 is battery truck, and it can the ground between locomotive station track be moved along direction, station track.This battery truck adopts stepless speed-changing system, and transmission efficiency is high, and accumulator is arranged in bottom of frame, and car load center of gravity is low, good stability, and load-bearing capacity is large; Mobile flexible, easy and simple to handle, avoid the problem that detection efficiency that the testing equipment that sets firmly causes when detection space is limited is low, improve detection efficiency.
As shown in Figure 2; described switch board 2 is connected with DC600V electrical locomotive power by electric connector 4; described load cabinet 3 is connected with switch board 2; described switch board 2 for monitor in real time, detect DC600V power supply 5 state and according to the state control load cabinet 3 of DC600V power supply 5 and the access of DC600V power supply 5 and cut-out; when testing; switch board 2 control load cabinet 3 connects DC600V power supply 5, switch board 2 can the connection of disconnecting consumers cabinet 3 and DC600V power supply 5 automatically to protect load.
As shown in Figure 3, described switch board 2 comprises the information acquisition system 22 connected successively, PLC 21 and loop break-make system 24, described PLC 21 is connected with locomotive central controller 6, and PLC 21 is all connected with locomotive central controller 6 with loop break-make system 24 by On-off signal output system 26.Information acquisition system 22 comprises voltage sensor, current sensor, leakage current sensor, signal isolator, for detecting voltage, the electric current of DC600V power supply 5 in real time, the signal such as leakage current, ripple.Described loop break-make system 24 comprises D.C. contactor, fastp-acting fuse, filter capacitor.Described information acquisition system 22 detects the state of DC600V power supply 5 in real time and sends signal to PLC 21; described PLC 21 receives the signal of information acquisition system 22; by the break-make of On-off signal output system 26 control loop break-make system 24; achieve the protections such as the overvoltage to load cabinet 3, overcurrent, overload, short circuit, electric leakage, testing process is safe and reliable.
PLC 21 and locomotive central controller 6 carry out both-way communication by On-off signal output system 26.Detect the normal situation of state of DC600V power supply 5 at signal acquiring system under, described PLC 21 provides DC110V power supply to locomotive and sends " power request " signal to locomotive central controller 6, locomotive central controller 6 receives " power request " signal and sends " power supply allow " signal feedback is in PLC 21, and the connection of PLC 21 control loop break-make system 24 is to carry out direct power supply load test.
DC600V train direct power supply load test system of the present utility model also comprises microcomputer terminal system 23, described microcomputer terminal system 23 is connected with PLC 21, for sending control command and the data that receive in test process to PLC and carrying out treatment and analysis.In test process, microcomputer terminal system 23 shows locomotive train electric power system load test process and result automatically, in real time, automatically generates experimental report.After test process completes, microcomputer terminal system 23 autostore experimental report, analyzes in order to carrying out, print and uploads.
Described switch board 2 also comprises alarm display system 25, and described alarm display system 25 comprises voltage table, reometer, ripple table, pilot lamp, scram button, audible-visual annunciator.
Described load cabinet 3 comprises power resistor unit, axial flow blower and temperature sensor, and described axial flow blower is used for cooling power resistance unit, and described temperature acquisition sensor is used for the temperature of detection power resistance unit.Temperature acquisition sensor is connected with PLC 21, and for PLC 21 transmitted power resistance unit heat alarm, PLC 21 control loop break-make system 24 disconnects.Power resistor unit adopts the nickel chromium triangle electrothermal alloy of high thermal stability, and have good thermal stability, temperature coefficient is not more than 60ppm.
Below know-why of the present utility model is described in conjunction with specific embodiments.These describe just in order to explain principle of the present utility model, and can not be interpreted as the restriction to the utility model protection domain by any way.Based on explanation herein, those skilled in the art does not need to pay performing creative labour can associate other embodiment of the present utility model, and these modes all will fall within protection domain of the present utility model.
Claims (10)
1. a DC600V train direct power supply load test system, it is characterized in that: comprise the test cart (1) and the switch board (2) being installed in described test cart (1) and load cabinet (3) that move and be arranged on train rail, described switch board (2) is connected with locomotive central controller (6), and be connected with DC600V power supply (5) by electric connector (4), described load cabinet (3) is connected with switch board (2), described switch board (2) is for real-time monitoring, detect DC600V power supply (5) state and according to the state control load cabinet (3) of DC600V power supply (5) and the access of DC600V power supply (5) and cut-out.
2. DC600V train direct power supply load test system according to claim 1, it is characterized in that: described switch board (2) comprises the information acquisition system (22) connected successively, PLC (21) and loop break-make system (24), described information acquisition system (22) detects the state of DC600V power supply (5) in real time and sends signal to PLC (21), described PLC (21) receives the signal of information acquisition system (22), and the break-make of control loop break-make system (24).
3. DC600V train direct power supply load test system according to claim 1, it is characterized in that: also comprise microcomputer terminal system (23), described microcomputer terminal system (23) is connected with PLC (21), for sending control command and the data that receive in test process to PLC and carrying out treatment and analysis.
4. DC600V train direct power supply load test system according to claim 2, it is characterized in that: described load cabinet (3) comprises power resistor unit, axial flow blower and temperature acquisition sensor, described axial flow blower is used for cooling power resistance unit, and described temperature acquisition sensor is used for the temperature of detection power resistance unit.
5. DC600V train direct power supply load test system according to claim 4, it is characterized in that: temperature acquisition sensor is connected with PLC (21), for to PLC (21) transmitted power resistance unit heat alarm, PLC (21) control loop break-make system (24) disconnects.
6. DC600V train direct power supply load test system according to claim 2, it is characterized in that: described PLC (21) is connected with locomotive central controller (6), PLC (21) is connected with locomotive central controller (6) with loop break-make system (24) respectively by On-off signal output system (26), for realize PLC (21) and locomotive central controller (6) both-way communication and for realizing the control of PLC (21) to loop break-make system (24) break-make.
7. DC600V train direct power supply load test system according to claim 6, it is characterized in that: described PLC (21) is connected with locomotive central controller (6) by On-off signal output system (26), described PLC (21) provides DC110V power supply to locomotive and sends " power request " signal to locomotive central controller (6), and locomotive central controller (6) receives " power request " signal and sends " power supply allows " signal feedback in PLC (21).
8. DC600V train direct power supply load test system according to claim 1, it is characterized in that: described switch board (2) also comprises alarm display system (25), described alarm display system (25) comprises voltage table, reometer, ripple table, pilot lamp, scram button, audible-visual annunciator.
9. DC600V train direct power supply load test system according to claim 2, is characterized in that: described loop break-make system (24) comprises D.C. contactor, fastp-acting fuse, filter capacitor.
10. DC600V train direct power supply load test system according to claim 1, is characterized in that: described test cart (1) is battery truck.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520071570.XU CN204649854U (en) | 2015-02-02 | 2015-02-02 | A kind of DC600V train direct power supply load test system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520071570.XU CN204649854U (en) | 2015-02-02 | 2015-02-02 | A kind of DC600V train direct power supply load test system |
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| CN204649854U true CN204649854U (en) | 2015-09-16 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107817407A (en) * | 2017-12-13 | 2018-03-20 | 株洲中车电气科技有限公司 | A kind of locomotive load test method and load testing apparatus |
| CN107831453A (en) * | 2017-12-15 | 2018-03-23 | 株洲中车电气科技有限公司 | A kind of electric locomotive DC600V power supplies detection method and system |
| CN113933737A (en) * | 2020-07-09 | 2022-01-14 | 中车兰州机车有限公司 | Train power supply test device |
-
2015
- 2015-02-02 CN CN201520071570.XU patent/CN204649854U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107817407A (en) * | 2017-12-13 | 2018-03-20 | 株洲中车电气科技有限公司 | A kind of locomotive load test method and load testing apparatus |
| CN107831453A (en) * | 2017-12-15 | 2018-03-23 | 株洲中车电气科技有限公司 | A kind of electric locomotive DC600V power supplies detection method and system |
| CN113933737A (en) * | 2020-07-09 | 2022-01-14 | 中车兰州机车有限公司 | Train power supply test device |
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Address after: 100070 Beijing Fengtai District South Fourth Ring West Road 188 District 5 Building Patentee after: Beijing Railway Engineering Electromechanical Technology Research Institute Limited by Share Ltd Address before: 100070 Beijing Fengtai District South Fourth Ring West Road 188 District 5 Building Patentee before: Beijing Railway Institute of Mechanical and Electrical Engineering Co.,Ltd. |