CN207924098U - A kind of propulsion electric machine test system - Google Patents
A kind of propulsion electric machine test system Download PDFInfo
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- CN207924098U CN207924098U CN201820028843.6U CN201820028843U CN207924098U CN 207924098 U CN207924098 U CN 207924098U CN 201820028843 U CN201820028843 U CN 201820028843U CN 207924098 U CN207924098 U CN 207924098U
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Abstract
This application discloses a kind of propulsion electric machines to test system, including issues acquisition instructions, and the host computer of analyzing processing is carried out to the test data of reception；Wherein, the acquisition instructions include synchronizing signal, voltage, electric current and its corresponding waveform when the test data includes propulsion electric machine operation in circuit；It is connected with the host computer, the power analyzer being connected with each other according to the predetermined number of test data described in the synchronizing signal synchronous acquisition, wherein the predetermined number is more than 1；It is connected respectively with the host computer and the power analyzer, the DC power supply for providing electric energy.The propulsion electric machine tests system while the measuring accuracy and test mass for improving propulsion electric machine, also effectively reduces labor intensity of operating staff, improves experimental test efficiency.
Description
Technical field
This application involves Motor Measuring Technology field, more particularly to a kind of propulsion electric machine tests system.
Background technology
With the progress of science and technology, electronic technology is to high-power direction high speed development, the work(based on switching technique
Rate electronic technology not only constantly improves the frequency of switch, and develops towards intelligent, modular direction.Wherein, electricity pushes away
Favor is received into the flexibility being unsurpassed in excellence, speed control, electric propulsion are carried out compared to high-power machinery deceleration device is needed
Power output control more rapidly, it is safe, mute, effective, also more minimize and simplify, this is to saving warship body space, excellent
Change warship body and is designed with sizable help.
Marine Synthesize Electric Propulsion System is that a kind of novel ship generated with the development of modern power electronics technology pushes away
Into system, ship power power station and subsidiary engine power station are combined into one by it, motor-driven to reach effective use of energy sources, raising ship
Property, reduce ship noise purpose.With propulsion electric machine design level, the further promotion of technological level and propulsion electric machine
The performance of raw material is continuously improved, and performance and quality index are greatly improved.Therefore, to propulsion electric machine measuring technology
It is required that also increasingly improving.
However, traditional testing equipment and method are since the operating time is long, the instrument that need to be observed is more, artificial read test number
According to carry out data analysis, calculate, while improving labor intensity of operating staff, also affect motor to a certain extent
The quality and precision of experiment reduce the testing efficiency of propulsion electric machine experiment.
Therefore, how while improving the measuring accuracy and test mass of propulsion electric machine, it is strong to reduce operating personnel's labour
Degree, it is those skilled in the art's urgent problem to be solved to improve experimental test efficiency.
Utility model content
The purpose of the application is to provide a kind of propulsion electric machine test system, which tests system and improving propulsion
While the measuring accuracy and test mass of motor, labor intensity of operating staff is also effectively reduced, improves experimental test effect
Rate.
In order to solve the above technical problems, the application provides a kind of propulsion electric machine test system, including：
Acquisition instructions are issued, and carry out the host computer of analyzing processing to the test data of reception；Wherein, the acquisition instructions
Including synchronizing signal, voltage, electric current and its corresponding waveform when the test data includes propulsion electric machine operation in circuit；
It is connected with the host computer, mutually according to the predetermined number of test data described in the synchronizing signal synchronous acquisition
The power analyzer of connection, wherein the predetermined number is more than 1；
It is connected respectively with the host computer and the power analyzer, the DC power supply for providing electric energy.
Preferably, it is connected by synchronization optical fiber between each power analyzer.
Preferably, the host computer is connect by Ethernet with the power analyzer.
Preferably, the host computer further includes the display for waveform described in real-time display.
Preferably, the host computer further includes the memory for being stored with torque-speed characteristic, wherein the torque-
Rotation speed characteristic is used to set the operating parameter of the propulsion electric machine.
Preferably, further include：
It is connected with the host computer, the electric A.C. dynamometer of the operation power for measuring the propulsion electric machine.
Preferably, further include：
It is connected respectively with the electric A.C. dynamometer and the DC power supply, for direct current to be converted to alternating current,
And the inverter of alternating current is provided for the electric A.C. dynamometer.
Preferably, the electric A.C. dynamometer includes high speed dynamometer machine and Resarches into Low-Speed Dynamometer.
Preferably, the power analyzer is connected with 5 road circuits, the test data for 5 road circuits described in synchronous acquisition.
Preferably, the DC power supply is the two-wire DC power supply based on IGBT rectifications.
A kind of propulsion electric machine provided herein tests system, including issues acquisition instructions, and to the test number of reception
According to the host computer for carrying out analyzing processing；Wherein, the acquisition instructions include synchronizing signal, and the test data includes propulsion electric machine
Voltage, electric current when operation in circuit and its corresponding waveform；It is connected with the host computer, is synchronized and adopted according to the synchronizing signal
Collect the power analyzer that the predetermined number of the test data is connected with each other, wherein the predetermined number is more than 1；Point
It is not connected with the host computer and the power analyzer, the DC power supply for providing electric energy.
As it can be seen that propulsion electric machine provided herein tests system, it is provided with more than one power analyzer, can be carried out
Voltage, electric current in synchronous acquisition circuit and its waveform, and it is uploaded to the analyzing processing that host computer carries out data, pass through correlator
Test data in the circuit of the roads Qi Duige is acquired, and greatly improves the measuring accuracy and test mass of propulsion electric machine；This
Outside, the labor intensity for also effectively reducing operating personnel improves the testing efficiency of experiment.
Description of the drawings
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of application for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is the schematic diagram that a kind of propulsion electric machine provided herein tests system；
Fig. 2 is the circuit connection diagram that a kind of propulsion electric machine provided herein tests system；
Fig. 3 is the structure composition figure that a kind of propulsion electric machine provided herein tests system.
Specific implementation mode
The core of the application is to provide a kind of propulsion electric machine test system, which tests system and improving propulsion
While the measuring accuracy and test mass of motor, labor intensity of operating staff is also effectively reduced, improves experimental test effect
Rate.
To keep the purpose, technical scheme and advantage of the embodiment of the present application clearer, below in conjunction with the embodiment of the present application
In attached drawing, technical solutions in the embodiments of the present application is clearly and completely described, it is clear that described embodiment is
Some embodiments of the present application, instead of all the embodiments.Based on the embodiment in the application, those of ordinary skill in the art
The all other embodiment obtained without making creative work, shall fall in the protection scope of this application.
Referring to FIG. 1, Fig. 1 is the schematic diagram that a kind of propulsion electric machine provided herein tests system, the propulsion electric machine
Test system includes the host computer 100 for issuing acquisition instructions, and carrying out analyzing processing to the test data of reception；Wherein, it acquires
Instruction includes synchronizing signal, voltage, electric current and its corresponding waveform when test data includes propulsion electric machine operation in circuit；With
Host computer 100 is connected, the power analyzer being connected with each other according to the predetermined number of synchronizing signal synchronous acquisition test data
200, wherein predetermined number is more than 1；It is connected respectively with host computer 100 and power analyzer 200, for providing electric energy
DC power supply 300.
Specifically, the propulsion electric machine test system may include host computer 100, predetermined number power analyzer 200 with
And DC power supply 300, wherein the number of power analyzer 200 is more than one, and is mutually interconnected between each power analyzer 200
It connects, and is all connected to host computer 100；Meanwhile host computer 100 is carried out with DC power supply 300 with each power analyzer 200
Connection provides electric energy by DC power supply 300 for the two.Wherein, above-mentioned power analyzer 200 is transmitted based on digital quantity, can be into
The application of the acquisition of row synchronism detection data, sync waveform acquisition technique and Long-distance Transmission Technologies has reached higher level.
It is possible, firstly, to tested propulsion electric machine will be needed to install tests system into the propulsion electric machine, respectively with host computer
100, power analyzer 200 and DC power supply 300 are connected；Secondly, when propulsion electric machine test system is operated, by upper
Position machine 100 issues acquisition instructions to propulsion electric machine and each power analyzer 200, wherein includes in above-mentioned acquisition instructions
Synchronizing signal；Further, propulsion electric machine brings into operation after receiving acquisition instructions, and power analyzer 200 is receiving acquisition
After instruction, then acquisition can be synchronized to the test data in each road circuit according to the synchronizing signal in acquisition instructions, and by its
It is back to host computer 100, wherein above-mentioned test data may include voltage, electric current and its corresponding waveform in each road circuit；
Finally, the analyzing processing in later stage is carried out to the test data of return by host computer 100.
In addition, the operating parameter of propulsion electric machine can also be included in above-mentioned acquisition instructions, rotating speed, torque such as propulsion electric machine
Deng, you can be set to the operating status of propulsion electric machine by host computer 100, and by power analyzer 200 to promoting
Test data when motor is run with certain rotating speed or torque in interlock circuit is acquired.
It should be noted that above-mentioned test data is not limited to voltage, electric current and its corresponding waveform in each road circuit,
Can also include other relevant parameters, such as the operation power of propulsion electric machine, actual rotating speed and torque.Meanwhile above-mentioned work(
The number of rate analyzer 200 is more than one, can specifically be carried out according to the circuit in entire propulsion electric machine test system corresponding
Setting, the application is not construed as limiting this.
Preferably, it can be connected by synchronization optical fiber between each power analyzer 200.
Specifically, to ensure the accuracy of clock signal, avoid the test data collection caused by delay problem asynchronous
The problem of, it can be attached by synchronization optical fiber between each power analyzer 200, effectively ensure each power analyzer
200 can receive above-mentioned acquisition signal simultaneously, and are acquired simultaneously to the test data in each road circuit.
It should be noted that the use of above-mentioned synchronization optical fiber is only a kind of embodiment provided herein, and it is unlimited
In this, or other can realize the cable of synchronizing function, or the method that can realize synchronizing function using other, the application couple
This is not construed as limiting.
Preferably, above-mentioned host computer 100 can be connect by Ethernet with power analyzer 200.
Specifically, to ensure the rate of related data transmission and the real-time of data processing, may be used based on industry
The control based on network technology of Ethernet architecture, specifically, between host computer 100 and each power analyzer 200 can by with
Too net is attached, and Ethernet has the characteristics that cost is relatively low, reliability is higher and operating rate is very fast, is test data
The bringing great convenience property such as acquisition, transmission, analyzing processing and display storage.
Preferably, above-mentioned host computer 100 can also include the display for real-time display waveform.
Specifically, host computer 100 can also include display, such as liquid crystal display, it is electric in each road circuit to show
Pressure waveform corresponding with electric current, makes the working condition of each road circuit of user's more intuitive understanding, in order to work as voltage or electric current
When being abnormal, user can timely repair processing etc..
Meanwhile the host computer 100 can also include memory, to the corresponding wave of normal voltage and current to acquisition
Shape is stored, and reference data when can be tested as same model propulsion electric machine further increases propulsion electric machine
Accurate testing degree.Further, the wave file of multiple propulsion electric machines can also be carried out to be aggregated into large database concept and stored, to push away
The test of stepper motor provides significantly more efficient reference data.
Preferably, above-mentioned host computer 100 can also include the memory for being stored with torque-speed characteristic, wherein turn
Square-rotation speed characteristic is used to set the operating parameter of propulsion electric machine.
It is used to store torque-speed characteristic specifically, host computer 100 can also include memory, the torque-speed
Characteristic curve can be pre-set, and be can be used for setting the operating parameter for needing tested propulsion electric machine, be pressed with realizing
The operating status of propulsion electric machine is loaded according to preset dynamic characteristic.For example, can be according to different rotating speeds to pushing away
Dynamic motor applies different torques, or pushing motor is arranged different rotating speeds etc. according to different torques.
Propulsion electric machine provided herein tests system by multiple pertinent instruments to the test data in each road circuit
It is acquired, greatly improves the measuring accuracy and test mass of propulsion electric machine；In addition, also effectively reducing operating personnel's
Labor intensity improves the testing efficiency of experiment.
On the basis of the above embodiments, referring to FIG. 2, Fig. 2, which is a kind of propulsion electric machine provided herein, tests system
The circuit connection diagram of system.
As a kind of preferred embodiment, it can also include being connected with host computer 100 which, which tests system, for surveying
Determine the electric A.C. dynamometer of the operation power of propulsion electric machine.
Specifically, can also test the operation power of propulsion electric machine, when the propulsion electric machine of required test is exchange
When motor, electric A.C. dynamometer can be specifically set, be connected respectively with host computer 100 and propulsion electric machine, alternating current is being connected
The operation power of propulsion electric machine is measured in the case of source, and is sent it to host computer 100 and carried out corresponding analyzing processing etc..
Wherein, the mechanical energy that prime mover generates can be converted to electric energy feedback to internal electric network by electric A.C. dynamometer, be supplied
Other equipment uses, energy conservation and environmental protection；Also biaxial loadings can be realized, and meet the load characteristic of dynamic power machine；Meanwhile also there is wink
State loading characteristic and coast performance, load reaction time are ms grades；In addition, also having high reliability, maintainability and tight
The characteristics such as anxious protection.
Further, since propulsion electric machine can also include direct current generator, propulsion electric machine test system can be with
Wiring cabinet is set, realizes that this system can not only test direct current generator by switching on and off for wiring cabinet, but also can be to handing over
The function that galvanic electricity machine is tested.Specifically, general supply can be connected by wiring cabinet D1 and DC power supply 300, AC power
It connects, wiring cabinet D2 is set between DC power supply 300 and propulsion electric machine, wiring is set between AC power and electric A.C. dynamometer
Cabinet D3.When needing to test direct current generator, D1 and D2 can be connected, disconnects D3；When needing to test alternating current generator
When, D1 and D3 can be connected, D2 is disconnected.
Preferably, referring to FIG. 2, the propulsion electric machine test system can also include respectively with electric A.C. dynamometer and directly
Galvanic electricity source 300 is connected, and for direct current to be converted to alternating current, and the inverter of alternating current is provided for electric A.C. dynamometer.
Specifically, to avoid energy waste, setting AC power is no longer needed to, in electric A.C. dynamometer and DC power supply
Inverter is set between 300, direct current is converted to by alternating current by inverter, further provides friendship for electric A.C. dynamometer
Galvanic electricity, realize the DC power supply 300 of motor side and load-side inversion unit can general DC busbar, it is enabled measure with
Cycle, the energy-saving and environment-friendly characteristic of electric A.C. dynamometer, further reduces this propulsion electric machine and tests system to general supply in addition
Electrical energy demands.
Preferably, referring to FIG. 2, above-mentioned electric A.C. dynamometer may include high speed dynamometer machine and Resarches into Low-Speed Dynamometer.
Specifically, since this propulsion electric machine test system can carry out phase according to preset dynamic characteristic to propulsion electric machine
The load answered, therefore high speed dynamometer machine C1 and Resarches into Low-Speed Dynamometer C2 can be set, propulsion electric machine is run with different rotating speeds with realizing
Shi Jinhang is tested.Wherein, the applicable rotating speed of high speed dynamometer machine C1 is 4000rpm-15000rpm, and being applicable in for Resarches into Low-Speed Dynamometer C2 turns
Speed is 1600rpm-4500rpm, and ranging from 1600rpm-15000rpm can be arranged to the rotating speed of propulsion electric machine as a result, corresponding
Ranging from 500N.m-2000N.m can be arranged in torque.
Further, referring to FIG. 3, Fig. 3 is the structure composition figure that a kind of propulsion electric machine provided herein tests system.
The system is based on Industrial Ethernet framework and PLC (Programmable Logic Controller, programmable logic controller (PLC))
Distributed control technology builds the communication control system of test platform；Meanwhile host computer 100 may include two industrial special meters
Calculation machine, wherein No. 1 industrial personal computer controls for realizing man-machine operation interface, system, test data collection, test data storage, with
And the functions such as post analysis processing, No. 2 industrial personal computers are used for voltage, the acquisition of the corresponding waveform of electric current and real-time display, two works
Data interaction can be completed between control machine by interchanger；Finally, the logic control of correlation subsystem and chain guarantor are completed with PLC
Shield.
As a kind of preferred embodiment, above-mentioned power analyzer 200 can be connected with 5 road circuits, be used for 5 tunnel of synchronous acquisition
The test data of circuit.
Specifically, the acquisition of the test data of 5 road circuits can be achieved in each power analyzer 200, may include direct current
Circuit between power supply 300 and high speed dynamometer machine and the corresponding propulsion electric machine of Resarches into Low-Speed Dynamometer, inverter and high speed measurement of power
Circuit and general supply circuit between machine and Resarches into Low-Speed Dynamometer etc..Certainly, circuit number is not limited to this, and can also be wrapped
Other interlock circuits are included, the application is not especially limited.
In addition, 3 power analyzers 200 can be arranged, every power analyzer 200 realizes the test data of 5 road circuits
Acquisition, thus can realize the acquisition of 15 road circuit test data.Certainly, the quantity of power analyzer 200 is not unique, according to
Concrete condition is set.
Further, in addition to testing voltage, electric current and its waveform in each road circuit, propulsion electric machine can also be transported
Actual rotating speed and torque are acquired during row, and are uploaded to host computer 100 and are shown, analyzed and stored, and specifically may be used
It is realized by the way that torque rotary speed sensor is arranged.Wherein, can be arranged rotating speed, torque acquisition rate be 28.5kHz, with meet measure turn
The requirement of square pulsation.
As a kind of preferred embodiment, above-mentioned DC power supply 300 can be based on IGBT (Insulated Gate
Bipolar Transistor, insulated gate bipolar transistor) rectification two-wire DC power supply.
It is surveyed specifically, the load under electronic operating mode and under damped condition can be carried out based on this propulsion electric machine test system
Feature is tried to obtain, the two-wire DC power supply based on IGBT rectifications may be used in DC power supply 300, with 100% feedback of energy, electricity
Press the advantages such as the high and low ripple of control accuracy and fast response time.
Because situation is complicated, it can not enumerate and be illustrated, those skilled in the art should be able to recognize according to the application
The basic skills principle combination actual conditions of offer may exist many examples, in the case where not paying enough creative works,
It should within the scope of protection of this application.
Each embodiment is described by the way of progressive in specification, the highlights of each of the examples are with other realities
Apply the difference of example, just to refer each other for identical similar portion between each embodiment.For device disclosed in embodiment
Speech, since it is corresponded to the methods disclosed in the examples, so description is fairly simple, related place is referring to method part illustration
.
Propulsion electric machine test system provided herein is described in detail above.It is used herein specifically a
The principle and implementation of this application are described for example, and the explanation of above example is only intended to help to understand the application's
Method and its core concept.It should be pointed out that for those skilled in the art, not departing from the application principle
Under the premise of, can also to the application, some improvement and modification can also be carried out, these improvement and modification also fall into the application claim
Protection domain in.
It should also be noted that, in the present specification, relational terms such as first and second and the like be used merely to by
One entity or operation are distinguished with another entity or operation, without necessarily requiring or implying these entities or operation
Between there are any actual relationship or orders.Moreover, the terms "include", "comprise" or its any other variant meaning
Covering non-exclusive inclusion, so that the process, method, article or equipment including a series of elements includes not only that
A little elements, but also include the other elements being not explicitly listed, or further include for this process, method, article or
The intrinsic element of equipment.In the absence of more restrictions, the element limited by sentence "including a ...", is not arranged
Except there is also other identical elements in the process, method, article or equipment including element.
Claims (10)
1. a kind of propulsion electric machine tests system, which is characterized in that including：
Acquisition instructions are issued, and carry out the host computer of analyzing processing to the test data of reception；Wherein, the acquisition instructions include
Synchronizing signal, voltage, electric current and its corresponding waveform when the test data includes propulsion electric machine operation in circuit；
It is connected with the host computer, is connected with each other according to the predetermined number of test data described in the synchronizing signal synchronous acquisition
Power analyzer, wherein the predetermined number be more than 1；
It is connected respectively with the host computer and the power analyzer, the DC power supply for providing electric energy.
2. propulsion electric machine as described in claim 1 tests system, which is characterized in that pass through between each power analyzer
Synchronization optical fiber connects.
3. propulsion electric machine as claimed in claim 2 tests system, which is characterized in that the host computer by Ethernet with it is described
Power analyzer connects.
4. propulsion electric machine as claimed in claim 3 tests system, which is characterized in that the host computer further includes for aobvious in real time
Show the display of the waveform.
5. propulsion electric machine as claimed in claim 4 tests system, which is characterized in that the host computer further includes being stored with to turn
The memory of square-rotation speed characteristic, wherein the torque-speed characteristic is used to set the operation of the propulsion electric machine
Parameter.
6. propulsion electric machine as claimed in claim 5 tests system, which is characterized in that further include：
It is connected with the host computer, the electric A.C. dynamometer of the operation power for measuring the propulsion electric machine.
7. propulsion electric machine as claimed in claim 6 tests system, which is characterized in that further include：
It is connected respectively with the electric A.C. dynamometer and the DC power supply, for direct current to be converted to alternating current, and is
The electric A.C. dynamometer provides the inverter of alternating current.
8. propulsion electric machine as claimed in claim 7 tests system, which is characterized in that the electric A.C. dynamometer includes high speed
Dynamometer machine and Resarches into Low-Speed Dynamometer.
9. propulsion electric machine as claimed in claim 8 tests system, which is characterized in that the power analyzer and 5 road circuit phases
Even, the test data for 5 road circuits described in synchronous acquisition.
10. propulsion electric machine as claimed in claim 9 tests system, which is characterized in that the DC power supply is whole based on IGBT
The two-wire DC power supply of stream.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820028843.6U CN207924098U (en) | 2018-01-08 | 2018-01-08 | A kind of propulsion electric machine test system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820028843.6U CN207924098U (en) | 2018-01-08 | 2018-01-08 | A kind of propulsion electric machine test system |
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| CN207924098U true CN207924098U (en) | 2018-09-28 |
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| CN201820028843.6U Active CN207924098U (en) | 2018-01-08 | 2018-01-08 | A kind of propulsion electric machine test system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110779643A (en) * | 2019-11-30 | 2020-02-11 | 南通远辰测控设备有限公司 | AC electric dynamometer |
| CN112180144A (en) * | 2020-09-25 | 2021-01-05 | 东风汽车集团有限公司 | Motor three-phase current waveform acquisition device |
| CN115371741A (en) * | 2022-10-24 | 2022-11-22 | 华东交通大学 | System and method for detecting thrust, rotating speed and torque of propulsion motor |
-
2018
- 2018-01-08 CN CN201820028843.6U patent/CN207924098U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110779643A (en) * | 2019-11-30 | 2020-02-11 | 南通远辰测控设备有限公司 | AC electric dynamometer |
| CN112180144A (en) * | 2020-09-25 | 2021-01-05 | 东风汽车集团有限公司 | Motor three-phase current waveform acquisition device |
| CN115371741A (en) * | 2022-10-24 | 2022-11-22 | 华东交通大学 | System and method for detecting thrust, rotating speed and torque of propulsion motor |
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