CN107422278A - Subway train traction invertor high pressure belt load testing platform - Google Patents
Subway train traction invertor high pressure belt load testing platform Download PDFInfo
- Publication number
- CN107422278A CN107422278A CN201710578955.9A CN201710578955A CN107422278A CN 107422278 A CN107422278 A CN 107422278A CN 201710578955 A CN201710578955 A CN 201710578955A CN 107422278 A CN107422278 A CN 107422278A
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- inversion module
- test system
- gas tank
- master
- high pressure
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/40—Testing power supplies
- G01R31/42—AC power supplies
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/08—Railway vehicles
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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Inverter Devices (AREA)
Abstract
The invention discloses a kind of subway train traction invertor high pressure belt load testing platform, including：Electric power system, main inverter test system, subordinate inverter test system；Electric power system is connected by high voltage power supply cabinet with main inverter test system, subordinate inverter test system；Wherein, main inverter test system is identical with the structure of subordinate inverter test system, is divided into six parts, comprising：Power filter cabinet, high-tension electricity gas tank, middle piezoelectricity gas tank, master/auxiliary inversion module mounting seat, load and test console.The present invention is by detecting train traction system power module feedback pulse signal; judge whether feedback pulse is normal; the integrality of inversion module function is judged with this, finds the failure of inversion module, is protected in time under the abnormal conditions such as short-circuit, over-pressed, under-voltage, excessively stream, excess temperature.
Description
Technical field
The invention belongs to track traffic trailer system technical field, refers specifically to for a kind of subway train traction invertor high pressure
Bringing onto load test platform.
Background technology
Subway train trailer system power model as a set of professional equipment for being exclusively used in track traffic, come from mostly into
Mouthful, because of technology and corner on the market, the information such as its control mode, module interface, device function is not opened to the outside world, and trailer system is made
For train dynamicses system, security, reliability requirement are high, and product dispatches from the factory from research and development to operation need to pass through strict test, from member
Device level, functional part level, module level are system-level to the end, and each layer of test is all essential.Subway owner can not be from city
The special equipment that bringing onto load experiment is carried out for subway train trailer system inversion module is obtained on field.
At present, subway circulation company carrys out the complete of authentication module function often through the get on the bus method of trial operation of inversion module
Property, workload is larger, is costly and inefficient.
The content of the invention
Above-mentioned the deficiencies in the prior art are directed to, it is high it is an object of the invention to provide a kind of subway train traction invertor
Pressure zone load testing platform, with solve in the prior art by inversion module get on the bus trial operation method come authentication module function
Workload is larger caused by integrality, and the problem of being costly and inefficient, test platform of the invention can be led to subway train
Draw the main inversion module of inverter, auxiliary inversion module enters horizontal high voltage（1500VDC）Load-carrying function, properties and reliable
Property experiment.
To reach above-mentioned purpose, the technical solution adopted in the present invention is as follows：
A kind of subway train traction invertor high pressure belt load testing platform, including：Electric power system, main inverter test system,
Subordinate inverter test system；Wherein,
Electric power system, it exports 1500V direct currents and supplies electricity to main inverter test system, subordinate inverter test system；
Main inverter test system is identical with the structure of subordinate inverter test system, and the two passes through high voltage power supply cabinet and above-mentioned confession
Electric system connects；And six parts are divided into, comprising：Power filter cabinet, high-tension electricity gas tank, middle piezoelectricity gas tank, master/auxiliary inversion
Module mounting seat, load and test console；
Power filter cabinet connects above-mentioned electric power system, enters line precharge, suppresses the rush of current of 1500V direct current powered on moment；
High-tension electricity gas tank connects above-mentioned power filter cabinet, includes in it：High voltage connector, voltage sensor, current sensor and
Stream detection signal is sent to PLC caused by PLC, voltage sensor and current sensor, detected and presses through
PLC control high voltage connector completes circuit disjunction after flowing signal；
Middle piezoelectricity gas tank connects above-mentioned high-tension electricity gas tank, and connection master/auxiliary inversion module mounting seat, load and braking resistor
Case；
Load is made up of three-phase inductive load and copped wave resistance two parts, motor in three-phase inductive load simulation actual motion,
Allowing main inversion module to reach it with auxiliary inversion module output current in test allows maximum；Copped wave resistance simulation is practically
Copped wave brake condition in iron train operation, whether test copped wave IGBT parts can normal works；
Master/auxiliary inversion module mounting seat is used to fixing and cooling down master/auxiliary inversion module；
Test console connects with above-mentioned high voltage power supply cabinet, power filter cabinet, high-tension electricity gas tank, middle piezoelectricity gas tank and load respectively
Connect, for controlling the start and stop of whole system all devices, safeguard protection, data monitoring, data storage, data output；
After high voltage power supply cabinet receives 1500V direct currents, it is divided into two-way while supplies main inverter test system and auxiliary inversion
Device test system.
Preferably, described power filter cabinet enters line precharge by pre-charge circuit, and the rear class of pre-charge circuit is provided with
LC filter circuits, filtered out for harmonic wave in direct current net, electric capacity both ends parallel discharge resistance, it is ensured that after system cut-off, accumulator
Electric energy discharges in part.
Preferably, power conditioning module, PWM trigger control modules, braking PWM controls are provided with described middle piezoelectricity gas tank
Module, temperature collect module, voltage and current signal acquisition module；The part is used for simulating vehicle trailer system control unit, real
When detect load operating condition, closed loop calculates, and completes master/auxiliary inversion module and controls in real time, completes master/auxiliary inversion module
Various functions are tested, while carry out the instantaneous operating conditions detection of master/auxiliary inversion module, and it is each to detect master/auxiliary inversion module
Class failure, test console is reported and submitted, generate testing journal sheet.
Preferably, described copped wave resistance is electric resistance of stainless.
Preferably, described three-phase inductive load and braking resistor use cooling blower forced air cooling, and temperature is housed
Sensor.
Preferably, major loop DC high speed circuit breaker, fuse and earthed switch are contained in described high voltage power supply cabinet；Connect
Ground switch is connected on whole current supply circuit forefront, and user enters electrical isolation during administrative staff's maintenance, accesses the high quick-break of direct current afterwards
Road device, it is segmented for remote control, over-voltage and over-current band carries segmentation, most back-connected fuse, for overloading quick disjunction.
Beneficial effects of the present invention：
The present invention can to traction invertor it is main and auxiliary help inversion module carry out pulse function experiment, light duty test, heavy-duty test,
Temperature rise test and driving feedback signal detection.Simulating vehicle self-test and normal operation environment, provide for module and comprehensively and accurately survey
Test ring border.This platform is also equipped with equipment and forms the features such as simple, easy to operate, safe and cost is cheap simultaneously, can be new
Emerging manufacturer enters association area and provides an acceptable point of penetration.
The present invention can accurately test the performance of main inversion module items electrical equipment；Preliminary judgement forms main inversion module
Each electrical equipment between compatibility, fitness；Test data is recorded, shown in real time, and can download calling at any time.
Brief description of the drawings
Fig. 1 is the theory diagram that electric power system is connected with main inverter test system；
Fig. 2 is the theory diagram that electric power system is connected with subordinate inverter test system.
Fig. 3 is the structural representation of power filter cabinet.
Fig. 4 is the structural representation of middle piezoelectricity gas tank.
Fig. 5 is the structural representation of high-tension electricity gas tank.
Fig. 6 is the structural representation of test console.
Based on Fig. 7/structural representation of auxiliary inversion module mounting seat.
Embodiment
For the ease of the understanding of those skilled in the art, the present invention is made further with reference to embodiment and accompanying drawing
Bright, the content that embodiment refers to not is limitation of the invention.
The test platform of the present invention is main and auxiliary to train traction to help inversion module to detect, and is tested by pulse function, gently
Experiment, heavy-duty test, temperature rise test, driving feedback detection are carried, conveniently identification module performance whether can meet to use
It is required that.
Referring to figs. 1 to shown in Fig. 7, a kind of subway train traction invertor high pressure belt load testing platform of the invention, wrap
Include：Electric power system, main inverter test system, subordinate inverter test system；Wherein,
Electric power system, it exports 1500V direct currents and supplies electricity to main inverter test system, subordinate inverter test system；
Main inverter test system is identical with the structure of subordinate inverter test system, and the two passes through high voltage power supply cabinet and above-mentioned confession
Electric system connects；And six parts are divided into, comprising：Power filter cabinet, high-tension electricity gas tank, middle piezoelectricity gas tank, master/auxiliary inversion
Module mounting seat, load and test console；As shown in Figure 1 and Figure 2, Fig. 1 is that electric power system is connected with main inverter test system
Theory diagram；Fig. 2 is the theory diagram that electric power system is connected with subordinate inverter test system.
1500V high-voltage DC power supplies are led to high voltage power supply cabinet by electric power system；It is straight containing major loop in high voltage power supply cabinet
High-speed circuit breaker, fuse and earthed switch are flowed, it is flat for the over-voltage over-current protection of 1500V DC suppling networks and whole test
Platform is effectively isolated, the safe operation of guarantee test operating personnel and overhaul of the equipments personnel；
Wherein, earthed switch is connected on whole current supply circuit forefront, and user enters electrical isolation during administrative staff's maintenance, accessed afterwards
DC high speed circuit breaker, be segmented for remote control, over-voltage and over-current band carries segmentation, back-connected fuse, for overloading quick point
It is disconnected.
For 1500V power supplys after the wire casing outlet of high voltage power supply bottom of cabinet portion accesses power filter cabinet, what is accessed first is power supply filter
Pre-charge circuit in ripple cabinet, the pre-charge circuit include USP pre-charge resistances, the pre-charge contactor that 4 resistances are 47 Ω
And main contactor；Pre-charge resistance is used for the current buffering of module powered on moment, during precharge, only closes pre-charge contactor,
After detection Support Capacitor both end voltage reaches busbar voltage certain proportion, main contactor is closed, after completing precharge charging, is disconnected
Pre-charge contactor.The pre-charge contactor and high voltage connector of power filter cabinet pass through " remote control " control mode, two-way contact
Device is equipped with passive feedback node, and pre-charge contactor is monitored in real time for test console.
The rear class LC filter circuits of pre-charge circuit are entered back into, IGBT frequently opens shut-off and electric current is humorous for suppressing
Ripple ensures the stabilization of input voltage to interference caused by bus, also reduces and passes to and radiation interference, avoids to periphery electronic equipment
And caused malfunction and by mistake display.Temperature sensor is equipped with filter inductance, is sent to test console in real time.
For power supply after the wire casing outlet of power filter bottom of cabinet portion accesses high-tension electricity gas tank, access is height in high-tension electricity gas tank
Tentaculum is crimped, the effective disjunction of circuit after applying for over-voltage and over-current instruction.High voltage connector is high by " remote control " control mode
Crimping tentaculum is provided with passive feedback node, and high voltage connector is monitored in real time for test console.
The output end access voltage and current sensor of high voltage connector in high-tension electricity gas tank, for monitoring bus both ends
Voltage and electric current, the PLC inputted nearby in high-tension electricity gas tank, high voltage connector is controlled by PLC, for controlling nearby
Complete the discretionary protection after over-voltage and over-current.
The master/auxiliary inversion module direct current of piezoelectricity gas tank during 1500V power supplys access through the wire casing outlet of high-voltage electrical apparatus bottom portion
Behind control source area, what is accessed first is bus bar copper row and its measure loop, detects master/auxiliary inversion module bus both ends in real time
Voltage x current, then the positive and negative busbar of master/auxiliary inversion module is connected to, during master/auxiliary inversion module three-phase output end accesses again
The master/auxiliary inversion module alternating voltage output area of piezoelectricity gas tank, by three-phase current voltage detecting circuit, then accesses three-phase electricity
Anti- device load.
Low-voltage electrical apparatus part in piezoelectricity gas tank in this, there is power conditioning module, PWM trigger control modules, braking PWM controls
Device processed, temperature collect module, voltage and current signal acquisition module etc., the part is used for simulating vehicle trailer system control unit,
Detection load operating condition in real time, closed loop calculate, complete master/auxiliary inversion module and control in real time, complete master/auxiliary inversion module
Pulse function experiment, light duty test, heavy-duty test, the experiment of the various functions such as temperature rise test, while carry out master/auxiliary inversion mould
The instantaneous operating conditions detection of block, detects all kinds of failures of master/auxiliary inversion module, reports and submits test console, generate testing journal sheet.
PWM trigger control modules export three-phase PWM modulating wave, and three-phase is main and auxiliary helps inversion module to work for control；The power conditioning module is adjusted
Save the power output of master/auxiliary inversion module；The carrier wave funtion part that PWM controller is braked to master/auxiliary inversion module is sent
Instruction；The temperature of heat generating components in temperature collect module collecting test platform；The collection power supply of voltage and current signal acquisition module
The voltage of system and master/auxiliary inversion module, current data；The above-mentioned equal data connecting test console of each part, controlled by test
Platform processed is controlled or data are shown.
Inlet highway both ends are also connected with a discharge resistance controlled by high voltage connector, the high pressure in middle piezoelectricity gas tank
Contactor is provided with passive feedback node by " remote control " control mode, high voltage connector, and high pressure is contacted for test console
Device is monitored in real time.
Load is made up of three-phase inductive load and copped wave resistance two parts, electricity in three-phase inductive load simulation actual motion
Machine, allowing main inversion module to reach it with auxiliary inversion module output current in testing allows maximum；Copped wave resistance simulation
Copped wave brake condition in actual subway train operation, whether test copped wave IGBT parts can normal works；
Master/auxiliary inversion module mounting seat is used to fixing and cooling down master/auxiliary inversion module；
Test console is powered using 220/380V, qin mesa structure.The top of test console is operation and viewing area, is wrapped
Contain display, traction controller, button, indicator lamp etc.；It is low-voltage electrical control cabinet in the cupboard of bottom, mainly comprising relay
Device, contactor, computer, industrial computer, line bank, tester etc..Test console provides all to the equipment of whole system
Control signal, fan power and receive all feedback signals, realize control and detection to traction inversion module operation.
Concrete application approach of the present invention is a lot, and described above is only the preferred embodiment of the present invention, it is noted that for
For those skilled in the art, under the premise without departing from the principles of the invention, some improvement can also be made, this
A little improve also should be regarded as protection scope of the present invention.
Claims (6)
- A kind of 1. subway train traction invertor high pressure belt load testing platform, it is characterised in that including：Electric power system, high pressure Power cabinet, main inverter test system, subordinate inverter test system；Wherein,Electric power system, it exports 1500V direct currents and supplies electricity to main inverter test system, subordinate inverter test system；Main inverter test system is identical with the structure of subordinate inverter test system, and the two passes through high voltage power supply cabinet and above-mentioned confession Electric system connects；And six parts are divided into, comprising：Power filter cabinet, high-tension electricity gas tank, middle piezoelectricity gas tank, master/auxiliary inversion Module mounting seat, load and test console；Power filter cabinet connects above-mentioned electric power system, enters line precharge, suppresses the rush of current of 1500V direct current powered on moment；High-tension electricity gas tank connects above-mentioned power filter cabinet, includes in it：High voltage connector, voltage sensor, current sensor and Stream detection signal is sent to PLC caused by PLC, voltage sensor and current sensor, detected and presses through PLC control high voltage connector completes circuit disjunction after flowing signal；Middle piezoelectricity gas tank connects above-mentioned high-tension electricity gas tank, and connection master/auxiliary inversion module mounting seat, load and braking resistor Case；Load is made up of three-phase inductive load and copped wave resistance two parts, motor in three-phase inductive load simulation actual motion, Allowing main inversion module to reach it with auxiliary inversion module output current in test allows maximum；Copped wave resistance simulation is practically Copped wave brake condition in iron train operation, whether test copped wave IGBT parts can normal works；Master/auxiliary inversion module mounting seat is used to fixing and cooling down master/auxiliary inversion module；Test console connects with above-mentioned high voltage power supply cabinet, power filter cabinet, high-tension electricity gas tank, middle piezoelectricity gas tank and load respectively Connect, for controlling the start and stop of whole system all devices, safeguard protection, data monitoring, data storage, data output；After high voltage power supply cabinet receives 1500V direct currents, it is divided into two-way while supplies main inverter test system and auxiliary inversion Device test system.
- 2. subway train traction invertor high pressure belt load testing platform according to claim 1, it is characterised in that described Power filter cabinet line precharge is entered by pre-charge circuit, the rear class of pre-charge circuit is provided with LC filter circuits, for direct current Harmonic wave filters out in net, electric capacity both ends parallel discharge resistance, it is ensured that after system cut-off, electric energy discharges in energy storage device.
- 3. subway train traction invertor high pressure belt load testing platform according to claim 1 or 2, it is characterised in that Power conditioning module, PWM trigger control modules, braking PWM control modules, temperature acquisition mould are provided with described middle piezoelectricity gas tank Block, voltage and current signal acquisition module；The part is used for simulating vehicle trailer system control unit, detects loaded work piece shape in real time State, closed loop calculate, complete master/auxiliary inversion module and control in real time, complete the various functions experiment of master/auxiliary inversion module, together The instantaneous operating conditions detection of the master/auxiliary inversion modules of Shi Jinhang, detects all kinds of failures of master/auxiliary inversion module, reports and submits test Console, generate testing journal sheet.
- 4. subway train traction invertor high pressure belt load testing platform according to claim 3, it is characterised in that described Copped wave resistance be electric resistance of stainless.
- 5. subway train traction invertor high pressure belt load testing platform according to claim 3, it is characterised in that described Three-phase inductive load and braking resistor use cooling blower forced air cooling, and temperature sensor is housed.
- 6. subway train traction invertor high pressure belt load testing platform according to claim 1, it is characterised in that described High voltage power supply cabinet in contain major loop DC high speed circuit breaker, fuse and earthed switch；Earthed switch is connected on whole power supply Loop forefront, electrical isolation is carried out, accesses DC high speed circuit breaker afterwards, be segmented for remote control, over-voltage and over-current band carries Segmentation, most back-connected fuse, for overloading quick disjunction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201710578955.9A CN107422278A (en) | 2017-07-17 | 2017-07-17 | Subway train traction invertor high pressure belt load testing platform |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710578955.9A CN107422278A (en) | 2017-07-17 | 2017-07-17 | Subway train traction invertor high pressure belt load testing platform |
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| CN201710578955.9A Pending CN107422278A (en) | 2017-07-17 | 2017-07-17 | Subway train traction invertor high pressure belt load testing platform |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108152639A (en) * | 2018-01-11 | 2018-06-12 | 悦利电气(江苏)有限公司 | A kind of train traction case internal component detection device |
| CN109188134A (en) * | 2018-09-05 | 2019-01-11 | 中国铁路昆明局集团有限公司昆明车辆段 | Organization of African Unity's type inverter ancillary test device |
| CN110031728A (en) * | 2017-12-05 | 2019-07-19 | 阿尔斯通运输科技公司 | System for testing rail traction block |
| CN112731190A (en) * | 2020-12-04 | 2021-04-30 | 南京轨道交通系统工程有限公司 | Universal tester and method applied to subway train inverter module |
| CN113074969A (en) * | 2021-04-27 | 2021-07-06 | 济南轨道交通集团有限公司 | Loading test method for medium-high frequency auxiliary power supply system of urban rail vehicle |
| CN113281596A (en) * | 2021-05-18 | 2021-08-20 | 上海地铁电子科技有限公司 | Offline testing system and method for electric train vehicle traction system |
| CN115407149A (en) * | 2022-08-26 | 2022-11-29 | 南京轨道交通系统工程有限公司 | Subway train inversion control unit detection circuit |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109188134A (en) * | 2018-09-05 | 2019-01-11 | 中国铁路昆明局集团有限公司昆明车辆段 | Organization of African Unity's type inverter ancillary test device |
| CN112731190A (en) * | 2020-12-04 | 2021-04-30 | 南京轨道交通系统工程有限公司 | Universal tester and method applied to subway train inverter module |
| CN113074969A (en) * | 2021-04-27 | 2021-07-06 | 济南轨道交通集团有限公司 | Loading test method for medium-high frequency auxiliary power supply system of urban rail vehicle |
| CN113074969B (en) * | 2021-04-27 | 2022-06-17 | 济南轨道交通集团有限公司 | Loading test method for medium-high frequency auxiliary power supply system of urban rail vehicle |
| CN113281596A (en) * | 2021-05-18 | 2021-08-20 | 上海地铁电子科技有限公司 | Offline testing system and method for electric train vehicle traction system |
| CN115407149A (en) * | 2022-08-26 | 2022-11-29 | 南京轨道交通系统工程有限公司 | Subway train inversion control unit detection circuit |
| CN115407149B (en) * | 2022-08-26 | 2024-05-14 | 南京轨道交通系统工程有限公司 | Subway train inversion control unit detection circuit |
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