CN206002663U - A kind of comprehensive test system being applied to many motors - Google Patents
A kind of comprehensive test system being applied to many motors Download PDFInfo
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- CN206002663U CN206002663U CN201620820347.5U CN201620820347U CN206002663U CN 206002663 U CN206002663 U CN 206002663U CN 201620820347 U CN201620820347 U CN 201620820347U CN 206002663 U CN206002663 U CN 206002663U
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Abstract
The utility model discloses a kind of comprehensive test system being applied to many motors, including for receiving simultaneously according to the motor type of user input and the control device of parameter generation pressure regulation instruction, voltage parameter instruction and A.C. contactor control instruction；The power input cabinet that input is electrically connected with city；The three-phase regulator that input is connected with the outfan of power input cabinet, control end is connected with control device；The rectifier power source cabinet that input is connected with the outfan of three-phase regulator, outfan is connected with dc bus；The first inverter that input is connected with dc bus, control end is connected with control device；First input end is connected with the outfan of the first inverter, outfan is as the filter measurement cabinet being connected with control device with the tested motor output port of tested motor connection, control end；Input is connected with dc bus, outfan with accompany examination motor connection accompany examination inverter.This comprehensive experimental system can be tested to multiple motors, has saved cost.
Description
Technical field
This utility model is related to motor test technical field, more particularly to a kind of compbined test system being applied to many motors
System.
Background technology
The motor type that the production industry of domestic electric machine manufacture at present produces is various, low-voltage three-phase AC permagnetic synchronous motor,
Particularly the research and development of low pressure new-energy automobile permasyn morot and production are the domestic and international popular directions studied, same with this
When, people also just put forward higher requirement for the corresponding test equipment of motor, current low-voltage three-phase AC asynchronous machine examination
Check system and the universal shape of low-voltage three-phase AC permagnetic synchronous motor pilot system are closed and god does not conform to (is one test of synthesis in form
System, but actually corresponding function is not carried out), thus leading to corresponding motor research and development and manufacturing is had to needs
Prepare two sets of different pilot systems, high cost.
Therefore, a kind of comprehensive test system being applied to many motors solving above-mentioned technical problem how is provided to be this area
The problem that technical staff needs to solve at present.
Utility model content
The purpose of this utility model is to provide a kind of comprehensive test system being applied to many motors, has both enabled intersecting to three
The test of stream asynchronous machine, also enables three-phase AC permanent magnet synchronous motor is included new-energy automobile permasyn morot
Test, has saved cost.
For solving above-mentioned technical problem, this utility model provides a kind of comprehensive test system being applied to many motors, bag
Include：
Simultaneously instruct according to the motor type and parameter generation pressure regulation instruction, voltage parameter of user input for receiving and hand over
The control device of stream catalyst control instruction；
The power input cabinet that input is electrically connected with city；
Input is connected with the outfan of described power input cabinet, control end is connected with described control device, be used for receiving
And according to described pressure regulation instruction, the three-phase alternating current of described power input cabinet output is carried out by pressure regulation obtains pressure regulation three-phase alternating current
Three-phase regulator；
Input is connected with the outfan of described three-phase regulator, outfan is connected with dc bus, for described tune
Pressure three-phase alternating current carries out rectification and obtains galvanic rectifier power source cabinet；
Input is connected with described dc bus, control end is connected with described control device, be used for reception and according to described
Voltage parameter instruction carries out inversion and processes the first inverter obtaining the first PWM waveform voltage to described unidirectional current；
First input end is connected with the outfan of described first inverter, outfan is as tested with tested motor connection
The filter measurement cabinet that motor output end mouth, control end are connected with described control device；Described filter measurement cabinet includes inputting
End is all as the first input end of described filter measurement cabinet, outfan connects and its common port is as described filter measurement cabinet
The first ac three-phase asynchronous motor selection circuit of outfan and the first three-phase AC permanent magnet synchronous motor selection circuit；Institute
State the first ac three-phase asynchronous motor selection circuit and include the first A.C. contactor, described first three-phase AC permanent magnet synchronous motor
Selection circuit includes the second A.C. contactor, alternating current filter and the 3rd A.C. contactor being sequentially connected in series, and described exchange connects
Tentaculum control instruction is used for controlling described first A.C. contactor or described second A.C. contactor and described 3rd exchange
The closure of catalyst；
Input is connected with described dc bus, outfan with accompany examination motor connection accompany examination inverter.
Preferably, described control device includes：
Simultaneously instruct according to the motor type and parameter generation pressure regulation instruction, voltage parameter of user input for receiving and hand over
Stream catalyst control instruction simultaneously sends described pressure regulation instruction and described A.C. contactor control instruction to PLC, by described electricity
Pressure parameter instruction sends to the industrial computer of described filter measurement cabinet；
It is connected with described industrial computer, connect to described three-phase regulator, by described exchange for sending described pressure regulation instruction
Tentaculum control instruction sends to the described PLC of described filter measurement cabinet.
Preferably, described first inverter be output frequency 0-590Hz, output-current rating be 22A, rated output electricity
Press the inverter for 500V.
Preferably, this comprehensive test system also includes：
Input is connected with described dc bus, control end is connected with described control device, outfan and described wave filter
Second input of measurement cabinet connects, carries out inversion process for receiving and according to the instruction of described voltage parameter to described unidirectional current
Obtain the second inverter of the second PWM waveform voltage；
Then described filter measurement cabinet also correspondence includes the second ac three-phase asynchronous motor selection circuit and the second three-phase
AC permanent magnet synchronous motor selection circuit connects, wherein, the structure of described second ac three-phase asynchronous motor selection circuit and institute
The structure stating the first ac three-phase asynchronous motor selection circuit is identical, described second three-phase AC permanent magnet synchronous motor selection circuit
Structure more identical than the structure of described first three-phase AC permanent magnet synchronous motor selection circuit.
Preferably, described second inverter be output frequency 0-590Hz, output-current rating be 520A, rated output
Voltage is the inverter of 500V.
Preferably, described accompany examination inverter be output frequency 0-590Hz, output-current rating be 520A, rated output
Voltage is the inverter of 500V.
Preferably, this comprehensive test system also includes：
Input is connected with described dc bus, control end is connected with described control device, outfan passes through the 4th respectively
Catalyst is connected with the outfan of described filter measurement cabinet and is used as by the 5th catalyst accompanies examination motor connection with described
Many motor output ends mouth, described unidirectional current carried out with inversion for receiving and according to the instruction of described voltage parameter and processes obtaining the
3rd inverter of three PWM waveform voltages.
Preferably, described 3rd inverter be output frequency 0-590Hz, output-current rating be 140A, rated output
Voltage is the inverter of 500V.
Preferably, this comprehensive test system also includes：
It is connected with described dc bus, discharge the many of described comprehensive test system for brake application stoping and when stopping in emergency
The braking copped wave unit of complementary energy.
Preferably, described alternating current filter is LC alternating current filter.
This utility model provides a kind of comprehensive test system being applied to many motors, and the control device in this system can root
Motor type and parameter according to user input to generate pressure regulation instruction, voltage parameter instruction and A.C. contactor control instruction,
Wherein, instruct by pressure regulation to control three-phase regulator to carry out pressure regulation, then instruct to control the first inverter by voltage parameter
The voltage of the first PWM waveform voltage of output and frequency, then control the first ac contactor by A.C. contactor control instruction
Device or the closure of the second A.C. contactor and the 3rd A.C. contactor, thus electric to the first PWM waveform to determine whether to
Pressure is filtered, and finally gives the motor input voltage meeting motor type selected by user it is to be understood that working as tested motor
During for ac three-phase asynchronous motor, then control the first A.C. contactor closure, when tested motor is the synchronous electricity of Thee-phase alternating current permanent-magnetic
During machine, then control the second A.C. contactor and the 3rd A.C. contactor closure.It can be seen that, the Comprehensive Experiment that this utility model provides
System had both enabled the test to ac three-phase asynchronous motor, also enabled to include new forms of energy to three-phase AC permanent magnet synchronous motor
The test of automobile permanent magnet synchronous motor, has saved cost.
Brief description
In order to be illustrated more clearly that the technical scheme in this utility model embodiment, below will be to prior art and embodiment
In required use accompanying drawing be briefly described it should be apparent that, drawings in the following description are only of the present utility model
Some embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to this
A little accompanying drawings obtain other accompanying drawings.
A kind of structural representation of comprehensive experimental system being applied to many motors that Fig. 1 provides for this utility model.
Specific embodiment
Core of the present utility model is to provide a kind of comprehensive test system being applied to many motors, has both enabled intersecting to three
The test of stream asynchronous machine, also enables three-phase AC permanent magnet synchronous motor is included new-energy automobile permasyn morot
Test, has saved cost.
Purpose, technical scheme and advantage for making this utility model embodiment are clearer, new below in conjunction with this practicality
Accompanying drawing in type embodiment, is clearly and completely described it is clear that being retouched to the technical scheme in this utility model embodiment
The embodiment stated is a part of embodiment of this utility model, rather than whole embodiments.Based on the enforcement in this utility model
Example, the every other embodiment that those of ordinary skill in the art are obtained under the premise of not making creative work, broadly fall into
The scope of this utility model protection.
Refer to Fig. 1, a kind of structure of comprehensive experimental system being applied to many motors that Fig. 1 provides for this utility model is shown
It is intended to；This system includes：
Simultaneously instruct according to the motor type and parameter generation pressure regulation instruction, voltage parameter of user input for receiving and hand over
The control device 1 of stream catalyst control instruction；
It is understood that user can input the type of motor to be tested and parameter to control device 1, here
Motor type can be common low-voltage three-phase AC asynchronous motor or low-voltage three-phase AC permagnetic synchronous motor,
Can also be low pressure new forms of energy three-phase alternating current electric automobile permagnetic synchronous motor, to determine with specific reference to practical situation, in addition, these
Parameter can be power and the voltage of tested motor.Certainly, this utility model does not do especially for the type of motor and parameter
Restriction, determined according to practical situation.
Preferably, control device 1 includes：
Simultaneously instruct according to the motor type and parameter generation pressure regulation instruction, voltage parameter of user input for receiving and hand over
Stream catalyst control instruction send pressure regulation instruction and A.C. contactor control instruction instructs to PLC 12, by voltage parameter
Send to the industrial computer 11 of filter measurement cabinet 6；
It is connected with industrial computer 11, send out to three-phase regulator 3, by A.C. contactor control instruction for sending pressure regulation instruction
Deliver to the PLC 12 of filter measurement cabinet 6.
Specifically, the model of PLC 12 here can also be other models, enable this reality for being S7-200 certainly
With new purpose.
The power input cabinet 2 that input is electrically connected with city；
Specifically, power input cabinet 2 is used for providing civil power AC380V three-phase five-wire mode power supply for whole comprehensive test system,
Power input cabinet 2 includes chopper (1QF1 of in figure), and it can disconnect in time when place circuit occurs excessively stream, short circuit,
Improve the security performance of comprehensive experimental system.In addition, also including catalyst in power input cabinet 2, for controlling whether as three
Phase voltage regulator 3 provides civil power.
Input is connected with the outfan of power input cabinet 2, control end is connected with control device 1, be used for reception foundation
Pressure regulation instruction carries out, to the three-phase alternating current of power input cabinet 2 output, the three-phase regulator 3 that pressure regulation obtains pressure regulation three-phase alternating current；
Specifically, the rated capacity of three-phase regulator 3 is 250kVA, and nominal input voltage is 400V, rated output voltage
For 500V.It is, of course, also possible to from the three-phase regulator 3 of other specifications, be determined according to practical situation.
Three-phase regulator 3 provides the adjustable three-phase voltage of 0-500V for rectifier power source cabinet 4, and this voltage is wide-range voltage, is
The tested motor experiment of subsequently different electric pressures is laid a good foundation, and three-phase regulator 3 specifically exports great voltage by adjusting
Pressure instruction determines.
Input is connected with the outfan of three-phase regulator 3, outfan is connected with dc bus, for pressure regulation three-phase hand over
Stream electricity carries out rectification and obtains galvanic rectifier power source cabinet 4；
4 pressure regulation three-phase alternating current electric rectifications of rectifier power source cabinet become unidirectional current, are the first inverter 5 and accompany examination inverter
7 DC sources that different electric pressures are provided.
Input is connected with dc bus, control end is connected with control device 1, for reception, simultaneously foundation voltage parameter instructs
Unidirectional current is carried out with inversion and processes the first inverter 5 obtaining the first PWM waveform voltage；
First inverter 5 can receive the voltage parameter instruction of industrial computer 11 transmission and instruct according to voltage parameter defeated to adjust
The voltage of the first PWM waveform going out and frequency, to meet the demand of tested motor.
It is understood that the first inverter 5 includes control module, multiple drive module and IGBT module, by
The control module of one inverter 5 the inside exports corresponding control signal according to the voltage parameter of different tested motor from different port
Produce corresponding pwm signal to corresponding drive module to go to drive the corresponding electricity of the corresponding tested motor of IGBT module output
Pressure, such as tested electric moter voltage in 200V-300V, then outputs signals to No. 1 drive module from the PORT1 mouth of control module and goes to control
Tested motor voltage needed for IGBT module output processed；Electric moter voltage in 400-500V then the PORT2 mouth from control module defeated
Go out signal to go to control tested motor voltage needed for IGBT module output to No. 2 drive modules；As electric moter voltage in 500-700 then
Output signals to No. 3 drive modules from the PORT3 mouth of control module to go to control tested electronic electromechanics needed for IGBT module output
Pressure), so the motor for different voltages, it is possible to the different voltage section voltage of control system output, meets and accordingly tests work(
The test of energy.
Preferably, the first inverter 5 be output frequency be 22A, rated output in 0-590Hz, output-current rating
Voltage is the inverter of 500V.
Certainly, the first inverter 5 can also be the inverter of other specifications, and this utility model here does not do special limit
Fixed.
First input end is connected with the outfan of the first inverter 5, outfan is as the tested electricity with tested motor connection
The filter measurement cabinet 6 that machine output port, control end are connected with control device 1；Filter measurement cabinet 6 includes the equal conduct of input
The first input end of filter measurement cabinet 6, outfan connect and its common port is as the first of the outfan of filter measurement cabinet 6
Ac three-phase asynchronous motor selection circuit and the first three-phase AC permanent magnet synchronous motor selection circuit；First is phase asynchronous
Selection of Motor circuit includes the first A.C. contactor, and the first three-phase AC permanent magnet synchronous motor selection circuit includes being sequentially connected in series
Second A.C. contactor, alternating current filter and the 3rd A.C. contactor, A.C. contactor control instruction is used for controlling the first friendship
Stream catalyst or the closure of the second A.C. contactor and the 3rd A.C. contactor；
The Main Function of filter measurement cabinet 6 is to be decided whether the first inverter according to A.C. contactor control instruction
First PWM waveform voltage of 5 outputs becomes sine voltage, when A.C. contactor control instruction controls the first A.C. contactor
(now in the K2 and corresponding Fig. 1 of the 3rd A.C. contactor in the corresponding Fig. 1 of the second A.C. contactor, K3's (K1 in corresponding Fig. 1) closure breaks
Open) when, then, without alternating current filter, filter measurement cabinet 6 will for the first PWM waveform voltage of now the first inverter 5 output
First PWM waveform voltage directly exports, and can meet low-voltage three-phase AC permagnetic synchronous motor and low pressure new forms of energy three-phase alternating current
The demand of electric automobile permagnetic synchronous motor；When A.C. contactor control instruction controls the second A.C. contactor and the 3rd exchange to connect
During tentaculum closure (now the first A.C. contactor disconnects), then the first PWM waveform voltage of now the first inverter 5 output passes through
Become sine voltage, to supply common three-phase AC asynchronous motor test after the filtering of alternating current filter.It can be seen that, by three
Phase voltage regulator 3 and exportable the first PWM waveform voltage meeting tested motor requirement of the first inverter 5, by filter measurement
Cabinet 6 disclosure satisfy that the demand tested for dissimilar motor.
Preferably, alternating current filter is LC alternating current filter.
Certainly, alternating current filter here can also be other kinds of wave filter, and this utility model here is not done especially
Restriction.
Input is connected with dc bus, and outfan tries inverter 7 with accompanying accompanying of examination motor connection.
Preferably, accompany examination inverter 7 be output frequency 0-590Hz, output-current rating be 520A, rated output
Voltage is the inverter of 500V.
Certainly, examination inverter 7 is accompanied to can also be the inverter of other specifications, this utility model here does not do special limit
Fixed.
Preferably, this comprehensive test system also includes：
Input is connected with dc bus, control end is connected with control device 1, the of outfan and filter measurement cabinet 6
Two inputs connect, are used for receiving and according to voltage parameter instruction, unidirectional current being carried out with inversion process obtaining the second PWM waveform electricity
Second inverter 8 of pressure；
Then filter measurement cabinet 6 also correspondence includes the second ac three-phase asynchronous motor selection circuit and the second three-phase alternating current
Permagnetic synchronous motor selection circuit connects, and wherein, the structure of the second ac three-phase asynchronous motor selection circuit intersects with the one or three
The structure of stream asynchronous machine selection circuit is identical, and the structure of the second three-phase AC permanent magnet synchronous motor selection circuit is than the first three-phase
The structure of AC permanent magnet synchronous motor selection circuit is identical.
Preferably, the second inverter 8 be output frequency be 520A, rated output in 0-590Hz, output-current rating
Voltage is the inverter of 500V.
It is understood that because different tested motors, its power may be different, in order to meet multiple tested electricity
The needs of machine, this system also can arrange the inverter of different capacity.
Preferably, this comprehensive test system also includes：
Input is connected with dc bus, control end is connected with control device 1, outfan respectively pass through the 4th catalyst with
The outfan of filter measurement cabinet 6 connect and by the 5th catalyst as with accompany the many motor output ends trying motor connection
Mouthful, unidirectional current carried out with inversion for receiving and according to voltage parameter instruction and processes obtaining the 3rd inverse of the 3rd PWM waveform voltage
Become device 9.
Preferably, the 3rd inverter 9 be output frequency be 140A, rated output in 0-590Hz, output-current rating
Voltage is the inverter of 500V.
Specifically, the 4th catalyst and the 5th catalyst are under the jurisdiction of CJX measurement cabinet, are mainly used in tested motor experiment
When voltage x current measure, and electrical source of power is supplied to tested motor.
In order to adapt to tested motor as much as possible and accompany examination motor, this system is also provided with the 3rd inverter 9, and the 3rd is inverse
Become device 9 not only by the 5th catalyst with accompany examination motor connection, also can by the 4th catalyst and tested motor connection,
I.e. the 3rd inverter 9 not only can provide electrical source of power can also try motor offer electrical source of power for accompanying for tested motor.
Preferably, this comprehensive test system also includes：
It is connected, discharges for brake application stoping and when stopping in emergency the excess energy of comprehensive test system with dc bus
Braking copped wave unit 10.
When braking copped wave unit 10 is mainly used in brake application stoping and stops in emergency, discharge excess energy, suppress busbar voltage
Rise, protect each inverter.
This utility model provides a kind of comprehensive test system being applied to many motors, and the control device in this system can root
Motor type and parameter according to user input to generate pressure regulation instruction, voltage parameter instruction and A.C. contactor control instruction,
Wherein, instruct by pressure regulation to control three-phase regulator to carry out pressure regulation, then instruct to control the first inverter by voltage parameter
The voltage of the first PWM waveform voltage of output and frequency, then control the first ac contactor by A.C. contactor control instruction
Device or the closure of the second A.C. contactor and the 3rd A.C. contactor, thus electric to the first PWM waveform to determine whether to
Pressure is filtered, and finally gives the motor input voltage meeting motor type selected by user it is to be understood that working as tested motor
During for ac three-phase asynchronous motor, then control the first A.C. contactor closure, when tested motor is the synchronous electricity of Thee-phase alternating current permanent-magnetic
During machine, then control the second A.C. contactor and the 3rd A.C. contactor closure.It can be seen that, the Comprehensive Experiment that this utility model provides
System had both enabled the test to ac three-phase asynchronous motor, also enabled to include new forms of energy to three-phase AC permanent magnet synchronous motor
The test of automobile permanent magnet synchronous motor, has saved cost.
It should be noted that in this manual, such as first and second or the like relational terms are used merely to one
Individual entity or operation are made a distinction with another entity or operation, and not necessarily require or imply these entities or operate it
Between there is any this actual relation or order.And, term " inclusion ", "comprising" or its any other variant are intended to
Cover comprising of nonexcludability, so that including a series of process of key elements, method, article or equipment not only include those
Key element, but also include other key elements being not expressly set out, or also include for this process, method, article or set
Standby intrinsic key element.In the absence of more restrictions, the key element that limited by sentence "including a ..." it is not excluded that
Also there is other identical element in process, method, article or the equipment including described key element.
Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or new using this practicality
Type.Multiple modifications to these embodiments will be apparent from for those skilled in the art, is determined herein
The General Principle of justice can be realized in the case of without departing from spirit or scope of the present utility model in other embodiments.Cause
This, this utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The wide scope consistent with features of novelty.
Claims (10)
1. a kind of comprehensive test system being applied to many motors is it is characterised in that include：
Simultaneously instruct and exchange and connect with parameter generation pressure regulation instruction, voltage parameter according to the motor type of user input for receiving
The control device of tentaculum control instruction；
The power input cabinet that input is electrically connected with city；
Input is connected with the outfan of described power input cabinet, control end is connected with described control device, for receive and according to
Pressure regulation obtains pressure regulation three-phase alternating current is carried out to the three-phase alternating current of described power input cabinet output according to described pressure regulation instruction three
Phase voltage regulator；
Input is connected with the outfan of described three-phase regulator, outfan is connected with dc bus, for described pressure regulation three
Cross streams electricity carries out rectification and obtains galvanic rectifier power source cabinet；
Input is connected with described dc bus, control end is connected with described control device, be used for reception and according to described voltage
Parameter instruction carries out inversion and processes the first inverter obtaining the first PWM waveform voltage to described unidirectional current；
First input end is connected with the outfan of described first inverter, outfan is as the tested motor with tested motor connection
The filter measurement cabinet that output port, control end are connected with described control device；It is equal that described filter measurement cabinet includes input
As the first input end of described filter measurement cabinet, outfan connects and its common port is defeated as described filter measurement cabinet
Go out the first ac three-phase asynchronous motor selection circuit and the first three-phase AC permanent magnet synchronous motor selection circuit at end；Described
One ac three-phase asynchronous motor selection circuit includes the first A.C. contactor, and described first three-phase AC permanent magnet synchronous motor selects
Circuit includes the second A.C. contactor, alternating current filter and the 3rd A.C. contactor being sequentially connected in series, described A.C. contactor
Control instruction is used for controlling described first A.C. contactor or described second A.C. contactor and described 3rd ac contactor
The closure of device；
Input is connected with described dc bus, outfan with accompany examination motor connection accompany examination inverter.
2. comprehensive test system as claimed in claim 1 is it is characterised in that described control device includes：
Simultaneously instruct and exchange and connect with parameter generation pressure regulation instruction, voltage parameter according to the motor type of user input for receiving
Tentaculum control instruction and by described pressure regulation instruction and described A.C. contactor control instruction send to PLC, by described voltage join
Number instruction sends to the industrial computer of described filter measurement cabinet；
Be connected with described industrial computer, for described pressure regulation instruction is sent to described three-phase regulator, by described A.C. contactor
Control instruction sends to the described PLC of described filter measurement cabinet.
3. comprehensive test system as claimed in claim 1 is it is characterised in that described first inverter is output frequency in 0-
590Hz, output-current rating are 22A, rated output voltage is the inverter of 500V.
4. comprehensive test system as claimed in claim 3 is it is characterised in that this comprehensive test system also includes：
Input is connected with described dc bus, control end is connected with described control device, outfan and described filter measurement
Second input of cabinet connects, for receiving and according to the instruction of described voltage parameter, described unidirectional current being carried out with inversion process to obtain
Second inverter of the second PWM waveform voltage；
Then described filter measurement cabinet also correspondence includes the second ac three-phase asynchronous motor selection circuit and the second three-phase alternating current
Permagnetic synchronous motor selection circuit connects, wherein, the structure of described second ac three-phase asynchronous motor selection circuit and described the
The structure of one ac three-phase asynchronous motor selection circuit is identical, the knot of described second three-phase AC permanent magnet synchronous motor selection circuit
Structure is more identical than the structure of described first three-phase AC permanent magnet synchronous motor selection circuit.
5. comprehensive test system as claimed in claim 4 is it is characterised in that described second inverter is output frequency in 0-
590Hz, output-current rating are 520A, rated output voltage is the inverter of 500V.
6. comprehensive test system as claimed in claim 5 is it is characterised in that described accompany examination inverter to be output frequency in 0-
590Hz, output-current rating are 520A, rated output voltage is the inverter of 500V.
7. comprehensive test system as claimed in claim 6 is it is characterised in that this comprehensive test system also includes：
Input is connected with described dc bus, control end is connected with described control device, outfan contacts by the 4th respectively
Device is connected with the outfan of described filter measurement cabinet and accompanies the many of examination motor connection by the 5th catalyst as with described
Motor output end mouth, described unidirectional current carried out with inversion for receiving and according to the instruction of described voltage parameter and processes obtaining the 3rd
3rd inverter of PWM waveform voltage.
8. comprehensive test system as claimed in claim 7 is it is characterised in that described 3rd inverter is output frequency in 0-
590Hz, output-current rating are 140A, rated output voltage is the inverter of 500V.
9. the comprehensive test system as described in any one of claim 1-8 is it is characterised in that this comprehensive test system also includes：
It is connected, discharges for brake application stoping and when stopping in emergency many complementary energy of described comprehensive test system with described dc bus
The braking copped wave unit of amount.
10. comprehensive test system as claimed in claim 1 is it is characterised in that described alternating current filter is LC alternating current filter.
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| CN201620820347.5U CN206002663U (en) | 2016-07-29 | 2016-07-29 | A kind of comprehensive test system being applied to many motors |
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| CN201620820347.5U CN206002663U (en) | 2016-07-29 | 2016-07-29 | A kind of comprehensive test system being applied to many motors |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106771792A (en) * | 2017-03-29 | 2017-05-31 | 株洲中达特科电子科技有限公司 | A kind of locomotive converter test system |
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| CN107748073A (en) * | 2017-10-27 | 2018-03-02 | 天津斌德鑫力电子科技有限公司 | A kind of traction power module test station |
| CN108132397A (en) * | 2017-12-11 | 2018-06-08 | 中车大连机车研究所有限公司 | A kind of test system of current transformer |
| CN108120930A (en) * | 2017-12-28 | 2018-06-05 | 株洲中达特科电子科技有限公司 | A kind of test system of AC servo |
| CN108120930B (en) * | 2017-12-28 | 2020-06-30 | 株洲中达特科电子科技有限公司 | Test system of alternating current servo system |
| CN109001630A (en) * | 2018-08-10 | 2018-12-14 | 中冶建工集团有限公司 | A kind of high-voltage synchronous motor test device and test method |
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