CN102087324A - Test device for train power supply system of electric locomotive - Google Patents

Test device for train power supply system of electric locomotive Download PDF

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Publication number
CN102087324A
CN102087324A CN 201010588378 CN201010588378A CN102087324A CN 102087324 A CN102087324 A CN 102087324A CN 201010588378 CN201010588378 CN 201010588378 CN 201010588378 A CN201010588378 A CN 201010588378A CN 102087324 A CN102087324 A CN 102087324A
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China
Prior art keywords
action button
switch board
power supply
load switch
cross
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Granted
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CN 201010588378
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Chinese (zh)
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CN102087324B (en
Inventor
刘慧�
孙秀玲
于莲隽
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CRRC Dalian Co Ltd
Zhuzhou Times Equipment Technology Co Ltd
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CNR Dalian Locomotive and Rolling Stock Co Ltd
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Priority to CN201010588378XA priority Critical patent/CN102087324B/en
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Publication of CN102087324B publication Critical patent/CN102087324B/en
Expired - Fee Related legal-status Critical Current
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Abstract

The invention discloses a test device for a train power supply system of an electric locomotive. The distribution boxes of the device are connected with the locomotive through locomotive power supply sockets and leads; the distribution boxes are connected with each other through leads and wiring terminals; the distribution boxes and load control cabinets are connected through leads and wiring terminals; the load control cabinets are arranged in the box type transformer; a resistance band is arranged in a load resistance cabinet; a centralized control experiment control box for detecting signal and fault of a centralized control device of an analogue locomotive is arranged between a locomotive centralized control socket and a locomotive portable lamp plug; a control circuit arranged in each distribution box and load control cabinet selects experiment load resistance according to an operation button of each distribution box and load control cabinet; and a main loop arranged in each distribution box and load control cabinet conducts test and state display in each distribution box and load control cabinet according to the experiment load resistance selected by the control circuit. According to the invention, the requirements of ground load experiment of a train power supply cabinet are met, and the test efficiency is improved; and moreover, the operation is simple and reliable, the manufacturing cost is relatively low, and the demands of existing experiment site are met.

Description

Electric locomotive power supply system of train test unit
Technical field
The invention belongs to testing apparatus, be specifically related to a kind of electric locomotive power supply system of train test unit.
Background technology
Fast development along with domestic railway technology facility modernization, newly make electric locomotive and will possess passenger-cargo transfer capability, satisfying the situation of alleviating 120km/h rank passenger traffic anxiety on the basis of railway freight simultaneously, so the power supply system of train of locomotive should possess the ability that the DC600V power supply directly is provided to passenger vehicle.For satisfying the testing requirements of the power supply system of train of newly making locomotive, mostly adopt direct power supply locomotive DC 600V testing table that power supply system of train is tested at present.This testing table partly is made up of software testbed, load switch board, pull-up resistor cabinet, test machine room etc.The control section of this testing table can satisfy the demand for control of test specimen to every performance test, can realize main circuit system is controlled, and can monitor equipment working state, can show the various device fault, and fault handling is pointed out.But the test site of part test hold facilities such as the software testbed of existing testing table, load switch board, pull-up resistor cabinet, test machine room is more, needs to lay a large amount of cables, carries out heavy capital construction work, can not satisfy the requirement of existing test site; This testing table need carry out software operation simultaneously, and operating personnel's level is had relatively high expectations; And this testing table manufacturing cost height, test efficiency is low, can not satisfy the manufacturing schedule requirement.
Summary of the invention
For solving the problem of above-mentioned electric locomotive power supply system of train testing table, the invention provides a kind of satisfy existing test site demand, low cost of manufacture, electric locomotive power supply system of train test unit that test efficiency is high.
Technical scheme of the present invention is as follows:
After adopting technique scheme, the present invention has satisfied the ground load testing requirements of train power supply cabinet, can effectively simulate, find out the fault of train power supply cabinet, realize the triggering and the detection of whole signals, avoid train power supply cabinet operation circuit to go wrong, improved the reliability of power supply system of train circuit pack.Operation is simple and reliable in the present invention, do not need to carry out software operation, and operating personnel can be directly, make things convenient for reading of data; And because distribution box possesses whole operating functions among the present invention, and the use of outer load cabinet has all improved the testing efficiency of power supply system of train, satisfies existing manufacturing schedule requirement.Simultaneously, the use of the present invention China and foreign countries load cabinet has reduced the usage quantity of D.C. contactor, has reduced the cost of whole test device.Become by the load switch board being put into case in addition, distribution box carries out processing such as waterproof, makes the present invention reach the requirement that use outdoor existing test site.
Description of drawings
Fig. 1 is a theory diagram of the present invention;
Fig. 2 is the schematic block circuit diagram of major loop among the present invention;
Fig. 3 is the schematic block circuit diagram of control circuit among the present invention;
Fig. 4 is the schematic block circuit diagram of collection control experiment control enclosure among the present invention.
Embodiment
The present invention is described in detail below in conjunction with drawings and Examples.
As shown in Figure 1, electric locomotive power supply system of train test unit of the present invention mainly comprises distribution box, load switch board, pull-up resistor cabinet, collection control test control enclosure, and its circuit comprises major loop and control circuit.Place the control circuit of each distribution box and load switch board to select the experiment pull-up resistor according to the action button of each distribution box and load switch board, test load resistance provides (resistance is 0.9 Ω during full load) by the pull-up resistor cabinet, the test load resistance that the major loop that places each distribution box and load switch board is selected according to control circuit is tested with state at each distribution box and load switch board and is shown, thereby according to the test under control selection realization 100kW, 200kW, 300kW, the 400kW condition, realize 1/4,1/2,3/4 and the prominent throwing of full load is prominent unloads test.The present invention adopts D.C. contactor, isolating switch and control knob to realize manually-operated, and voltage table and reometer all are installed on load switch board and distribution box, and direct reading of data does not adopt the mode of software test.
Realize being connected of locomotive and load switch board, pull-up resistor cabinet by distribution box among the present invention.Adopt 2 groups of distribution boxes to satisfy the test of 4 platform position locomotives among the embodiment, distribution box can carry out the quantity expansion according to demand in actual applications.Install on the distribution box among the embodiment and locomotive on identical KC20DZ type train power supply socket, adopt lead and 2 KC20DP type train power supply plugs connections of 2x95mm2 between distribution box and the locomotive.Distribution box positions according to field position, adopts the lead of 2x95mm2 to be connected with connection terminal between distribution box and the distribution box.The ground wire of all distribution boxes is connected with the ground wire of rail.The part of main circuit on distribution box comprises relevant copper bar, cable and plug, voltage table, reometer, stake resistance and relative breaker, and the part of control circuit on distribution box comprises control knob and display lamp.Whole operating function is consistent with the load switch board on all distribution boxes like this, can carry out polarity and detect and data read.
The load switch board is installed in the case change among the present invention, the pull-up resistor cabinet is placed on the outside, be provided with resistive band in the pull-up resistor cabinet, pull-up resistor cabinet blower fan (380V, 2.2kW) be installed in the pull-up resistor below, updraft, be beneficial to ventilation and heat, be beneficial to outdoor application apart from the high rain-proof shelter of installing of air outlet 30cm in the side cashier's office in a shop at pull-up resistor.The part of major loop in the load switch board comprises relevant copper bar, cable, voltage table, reometer, D.C. contactor and isolating switch, the part of control circuit in the load switch board comprises whole contactors, relay, isolating switch, relevant supply unit, fuse, control knob and display lamp.
Be provided with detection and the functional test of collection control test control enclosure with the integrated wire road of satisfying power supply system of train among the present invention, its circuit as shown in Figure 4.When reality is used, during train power supply cabinet output DC600V power supply, passenger vehicle sends " power supply application ", " passenger vehicle 110V power supply " signal to locomotive, after confirmation signal is normal, locomotive sends " power supply allows " working signal to passenger vehicle, and this moment, power supply system of train can operate as normal.When " power supply application ", when signal was undesired, the train power supply cabinet can not be powered to passenger vehicle under normal mode " passenger vehicle 110V power supply ", train power supply " collection control " switch cashier's office in a shop can be put " isolations " this moment, the train power supply cabinet still can provide power supply to passenger vehicle." power supply application ", " passenger vehicle 110V power supply " signal that collection control test control enclosure of the present invention, an end use the 110V power supply simulation passenger vehicle of inspection lamp receptacle under the car to send to locomotive; The other end adopts JKXS2 type collection control plug, links to each other with JKXS1 type collection control socket on the locomotive, and the circuit of detected set control part is simultaneously by installing the working signal that " power supply enable state lamp " detects " power supply permission " additional.Thereby easy to use, can detect whole signals and the fault of simulating centralized control equipment.
For improving locomotive power supply system of train test efficiency, set up one group of outer load cabinet (resistance 0.9 Ω) among the present invention, satisfy the requirement that two powering shelfs of a locomotive carry out the full load test simultaneously.Require every train power supply cabinet to want full load operation 30 minutes in the power supply system of train test requirement specification, and every locomotive has 2 train power supply cabinets, routine tests needs 1 hour.For enhancing productivity, after using the present invention that each train power supply cabinet is carried out zero load and light duty test, when full load is tested, the present invention is connected with train power supply cabinet I on the locomotive, and outer load cabinet is connected with an other train power supply cabinet II on the locomotive, carry out the full load test simultaneously.Should outer load cabinet by 0.9 Ω resistance, pull-up resistor blower fan (380V, 2.2kW), the cable composition of the 2x95mm2 of KC20DZ type train power supply socket and appropriate length.Adopt this outer load cabinet, can satisfy the full load requirement of train power supply cabinet, can reduce D.C. contactor again, the use of on-off elements such as isolating switch has reduced the cost that installs.
Place the control circuit of each distribution box and load switch board among the present invention, comprise control knob and display lamp on whole contactors in control knob and display lamp, the load switch board on the distribution box, relay, isolating switch and relevant supply unit, fuse and the load switch board, this control circuit provides AC380V power supply by the external world, and its physical circuit as shown in Figure 3.Wherein: SB0-SB10 is the action button on the load switch board, 1SB0-1SB10 is the action button on the distribution box 1,2SB0-2SB10 is the action button on the distribution box 2, HL1-HL5 is the display lamp on the load switch board, 1HL1-1HL5 is the display lamp on the distribution box 1, and 2HL1-2HL5 is the display lamp on the distribution box 2.
Place the major loop of each distribution box and load switch board among the present invention, comprise interior relevant copper bar, cable, voltage table, reometer, D.C. contactor and the isolating switch of copper bar, cable and plug, voltage table, reometer, stake resistance and relative breaker relevant on the distribution box and load switch board, this circuit power is provided by the train power supply device of electric locomotive, rated output capacity is 400kVA, rated output voltage is DC600V, specified input current DC667A, its physical circuit as shown in Figure 3.

Claims (7)

1. electric locomotive power supply system of train test unit, it is characterized in that: its distribution box is connected with locomotive by locomotive power supply socket, lead, between each distribution box, be connected with connection terminal by lead between distribution box and the load switch board, the load switch board is arranged in the box type transformer, be provided with resistive band in the pull-up resistor cabinet, the collection control experiment control enclosure that detects simulation locomotive centralized control equipment signal and fault is arranged between locomotive collection control socket and the motor supply shop's lamp plug; The control circuit that places each distribution box and load switch board is selected the experiment pull-up resistor according to the action button of each distribution box and load switch board, and the test load resistance that the major loop that places each distribution box and load switch board is selected according to control circuit is tested with state at each distribution box and load switch board and shown.
2. electric locomotive power supply system of train test unit as claimed in claim 1 is characterized in that: it also is furnished with to be connected with a train power supply cabinet by lead, train power supply socket provides the outer load cabinet of dead load resistance.
3. electric locomotive power supply system of train test unit as claimed in claim 1, it is characterized in that: described collection control experiment control enclosure circuit is: 8 pin of the collection control plug that is connected with the collection control socket of locomotive connect shift knob SW1---the end of SW8 in the collection control experiment control enclosure respectively, the meet sb. at the airport 110V positive source of the descending lamp plug of car of the other end of SW1---SW4, the other end of SW5---SW6 is through the meet sb. at the airport 110V power cathode of the descending lamp plug of car of power supply enable state lamp LP, the meet sb. at the airport 110V power cathode of the descending lamp plug of car of the other end of SW7---SW8.
4. electric locomotive power supply system of train test unit as claimed in claim 1, it is characterized in that: described control circuit circuit is: the external power supply negative pole connects the input end of supply unit 1U1 behind circuit breaker Q F3, the output plus terminal of supply unit 1U1 is through the fuse FU1 of series connection, action button SB0 on the load switch board, the A.C. contactor KM4 of series connection, action button SB3 on the load switch board, action button 1SB0 on the cross-connecting box 1 and 1SB3, meet the action button SB4 on the load switch board behind action button 2SB0 on the cross-connecting box 2 and the 2SB3, action button 1SB4 on the cross-connecting box 1, action button 2SB4 on the cross-connecting box 2, one end of the parallel circuit that one group of normally opened contact of auxiliary reclay K1 is formed, the other end of this parallel circuit is through the normally closed contact of auxiliary reclay K1, the parallel circuit that the normally closed contact of the time relay KT1 of series connection and the normally closed contact of auxiliary reclay K2 are formed connects the output negative terminal of supply unit 1U1; The action button 2SB1 of the output plus terminal of supply unit 1U1 on the action button 1SB1 on fuse FU1, the action button SB0 on the load switch board of series connection and SB3, the cross-connecting box 1 and 1SB3, cross-connecting box 2 connects an end of the parallel circuit that the auxiliary contact of action button SB2, the action button 1SB2 on the cross-connecting box 1 on the load switch board, action button 2SB2, A.C. contactor KM4 on the cross-connecting box 2 form, and the other end of this parallel circuit connects the output negative terminal of supply unit 1U1 through the coil of A.C. contactor KM4; The output plus terminal of supply unit 1U1 connects the output negative terminal of supply unit 1U1 through the fuse FU1 of series connection, normally opened contact and the parallel circuit of resistance R 1, coil of dc circuit breaker QF1 of another group normally opened contact, auxiliary reclay K2 of action button SB0, auxiliary reclay K1 on the load switch board; The output plus terminal of supply unit 1U1 is through the fuse FU1 of series connection, action button SB0 on the load switch board, one group of auxiliary contact of dc circuit breaker QF1, action button SB5 on the load switch board, action button 1SB5 on the cross-connecting box 1, action button 2SB5 on the cross-connecting box 2 meets the action button SB6 on the load switch board, action button 1SB6 on the cross-connecting box 1, action button 2SB6 on the cross-connecting box 2, one end of the parallel circuit that one group of auxiliary contact of D.C. contactor 1 are formed, the other end of this parallel circuit connects the output negative terminal of supply unit 1U1 through the coil of D.C. contactor KM1; The output plus terminal of supply unit 1U1 is through the fuse FU1 of series connection, action button SB0 on the load switch board, one group of auxiliary contact of dc circuit breaker QF1, action button SB7 on the load switch board, action button 1SB7 on the cross-connecting box 1, action button 2SB7 on the cross-connecting box 2 meets the action button SB8 on the load switch board, action button 1SB8 on the cross-connecting box 1, action button 2SB8 on the cross-connecting box 2, one end of the parallel circuit that one group of auxiliary contact of D.C. contactor KM2 are formed, the other end of this parallel circuit connects the output negative terminal of supply unit 1U1 through the coil of D.C. contactor KM2; The output plus terminal of supply unit 1U1 is through the fuse FU1 of series connection, action button SB0 on the load switch board, one group of auxiliary contact of dc circuit breaker QF1, action button SB9 on the load switch board, action button 1SB9 on the cross-connecting box 1, action button 2SB9 on the cross-connecting box 2 meets the action button SB10 on the load switch board, action button 1SB10 on the cross-connecting box 1, action button 2SB10 on the cross-connecting box 2, one end of the parallel circuit that one group of auxiliary contact of D.C. contactor KM3 are formed, the other end of this parallel circuit connects the output negative terminal of supply unit 1U1 through the coil of D.C. contactor KM3; The output plus terminal of supply unit 1U1 connects pilot lamp HL1 on the load switch board, the pilot lamp 1HL1 on the cross-connecting box 1, an end of parallel circuit that pilot lamp 2HL1 on the cross-connecting box 2 forms, the output negative terminal of another termination supply unit 1U1 of this parallel circuit through the fuse FU1 of series connection, the auxiliary contact of action button SB0, A.C. contactor KM4 on the load switch board; Pilot lamp HL2 and pilot lamp 1HL2 cross-connecting box 1 on and pilot lamp 2HL2 cross-connecting box 2 on the parallel circuit the formed output negative terminal that meet supply unit 1U1 of the output plus terminal of supply unit 1U1 on the fuse FU1 of series connection, another group auxiliary contact, load switch board of action button SB0, dc circuit breaker QF1 on the load switch board; Pilot lamp HL3 and pilot lamp 1HL3 cross-connecting box 1 on and pilot lamp 2HL3 cross-connecting box 2 on the parallel circuit the formed output negative terminal that meet supply unit 1U1 of the output plus terminal of supply unit 1U1 on the fuse FU1 of series connection, another group auxiliary contact, load switch board of action button SB0, D.C. contactor KM1 on the load switch board; Pilot lamp HL4 and pilot lamp 1HL4 cross-connecting box 1 on and pilot lamp 2HL4 cross-connecting box 2 on the parallel circuit the formed output negative terminal that meet supply unit 1U1 of the output plus terminal of supply unit 1U1 on the fuse FU1 of series connection, another group auxiliary contact, load switch board of action button SB0, D.C. contactor KM2 on the load switch board; Pilot lamp HL5 and pilot lamp 1HL5 cross-connecting box 1 on and pilot lamp 2HL5 cross-connecting box 2 on the parallel circuit the formed output negative terminal that meet supply unit 1U1 of the output plus terminal of supply unit 1U1 on the fuse FU1 of series connection, another group auxiliary contact, load switch board of action button SB0, D.C. contactor KM3 on the load switch board.
5. electric locomotive power supply system of train test unit as claimed in claim 1, it is characterized in that: described main loop circuit is: distribution box 2 meets train power supply cabinet I through train power supply plug KC20DP, train power supply plug KC20DP one end on the distribution box 2 is connected with the ground wire of rail with resistance R 1 through the action button B1 of series connection, also connect the corresponding end of the train power supply plug KC20DP on the distribution box 1, the corresponding end that the train power supply plug KC20DP other end on the distribution box 2 meets the train power supply plug KC20DP on the distribution box 1 through the adjustable resistance RS2 and the reometer PA2 of parallel connection, the train power supply plug KC20DP two termination voltage table PV2 on the distribution box 2 also draw spare interface; Train power supply plug KC20DP one end on the distribution box 1 is connected with the ground wire of rail with resistance R 2 through the action button B2 of series connection, the end that the train power supply plug KC20DP other end on the distribution box 1 connects the auxiliary contact of the dc circuit breaker QF1 on the load switch board through the adjustable resistance RS1 and the reometer PA1 of parallel connection, the train power supply plug KC20DP two termination voltage table PV1 on the distribution box 1 also draw spare interface; The other end adjustable resistance RS of the auxiliary contact of the dc circuit breaker QF1 on the load switch board and the parallel circuit of reometer PA, voltage table PA connect the end of the train power supply plug KC20DP on the distribution box 1 and the tie point of action button B2, be connected between voltage table PV two ends series connection D.C. contactor KM1 help contact and pull-up resistor R1, also be connected to series connection D.C. contactor KM2 help contact and pull-up resistor R2, also be connected to series connection D.C. contactor KM3 help contact and pull-up resistor R3; Pull-up resistor cabinet blower fan connects extraneous 380V power supply through the contact that helps of A.C. contactor KM4.
6. electric locomotive power supply system of train test unit as claimed in claim 1 is characterized in that: described distribution box quantity can be expanded according to demand.
7. electric locomotive power supply system of train test unit as claimed in claim 1 is characterized in that: described pull-up resistor cashier's office in a shop side is provided with rain-proof shelter apart from air outlet 30cm height.
CN201010588378XA 2010-12-15 2010-12-15 Test device for train power supply system of electric locomotive Expired - Fee Related CN102087324B (en)

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CN102507224A (en) * 2011-11-01 2012-06-20 株洲南车时代电气股份有限公司 Alternating-current grid voltage saltation simulator
CN103454511A (en) * 2012-06-01 2013-12-18 南车青岛四方机车车辆股份有限公司 Floor-type detecting platform of auxiliary train power supply system
CN104950209A (en) * 2015-06-08 2015-09-30 常州大学 Power supply ID (identity) identification test device
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

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* Cited by examiner, † Cited by third party
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CN102507224A (en) * 2011-11-01 2012-06-20 株洲南车时代电气股份有限公司 Alternating-current grid voltage saltation simulator
CN102507224B (en) * 2011-11-01 2014-08-13 株洲南车时代电气股份有限公司 Alternating-current grid voltage saltation simulator
CN103454511A (en) * 2012-06-01 2013-12-18 南车青岛四方机车车辆股份有限公司 Floor-type detecting platform of auxiliary train power supply system
CN103454511B (en) * 2012-06-01 2016-03-23 南车青岛四方机车车辆股份有限公司 A kind of train auxiliary power supply system detection platform of ground type
CN104950209A (en) * 2015-06-08 2015-09-30 常州大学 Power supply ID (identity) identification test device
CN104950209B (en) * 2015-06-08 2017-08-01 常州大学 A kind of power supply ID recognizes test device
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

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