CN206788329U - A kind of alternating current generator multi-function test stand - Google Patents
A kind of alternating current generator multi-function test stand Download PDFInfo
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- CN206788329U CN206788329U CN201720597071.3U CN201720597071U CN206788329U CN 206788329 U CN206788329 U CN 206788329U CN 201720597071 U CN201720597071 U CN 201720597071U CN 206788329 U CN206788329 U CN 206788329U
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- motor
- alternating current
- current generator
- frequency conversion
- test stand
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Abstract
It the utility model is related to a kind of alternating current generator multi-function test stand.This alternating current generator multi-function test stand is divided into 380V power supplies, test operation platform, mechanical machine parts, AC frequency conversion feedback loading controller, driving frequency converter, is that one kind is applied to mining alternating current generator intelligence test detecting equipment.Described 380V power supplies are by driving frequency converter to drive motor to rotate, motor drives load motor by shaft coupling, then the electric energy that load motor is sent is made to power supply by AC frequency conversion feedback loading controller, direct torque finally by AC frequency conversion feedback loading controller makes load motor be operated under the operating mode of various rotating speeds and torque, so as to realize the detection under the various loading conditions of motor.A set of intelligent operating system is combined into conjunction with various instrument and industrial computer, realizes and to test load automatically control the function that operation, test data record, store printing automatically.
Description
Technical field
The utility model belongs to technical field of motors, and in particular to a kind of alternating current generator multi-function test stand, is especially exchanging
In terms of motor inverter loading function.
Background technology
In the mine belt conveyor manufacturing, alternating current generator is the key equipment of conveyer normal operation, in order to carry
The reliability and security of high alternating current generator, it must carry out strict load test before dispatching from the factory.
There are current vortex loading, direct current feedback loading etc. to the loading scheme of alternating current generator at present, respectively there is feature.It is existing
This several scheme is loaded also there is defect for frequency converter, therefore, the utility model provides a kind of alternating current generator synthesis examination
Test platform.
Utility model content
The purpose of this utility model is to overcome the deficiency of art in above-mentioned existing skill and provides a kind of alternating current generator synthesis examination
Test platform.This testing stand is that one kind is applied to mining alternating current generator intelligence test detecting equipment, and system passes through test operation platform, machine
The equipment such as tool device part, AC frequency conversion feedback loading controller are combined into a set of intelligent operating system, realize to test load
Carry out automatically controlling operation, test data records automatically, stores the functions such as printing.This testing stand is added using AC frequency conversion feedback
Set controller controls load motor to change load torque, and this AC frequency conversion feedback loading controller has loading stability
Good, ability is strong, the advantages that saving the energy.
The purpose of this utility model can be realized by following technical proposal：A kind of alternating current generator multi-function test stand, is divided into
380V power supplies, test operation platform, mechanical machine parts, AC frequency conversion feedback loading controller, driving frequency converter.Described
Test operation platform includes industrial computer (industrial control computer), direct current measurement instrument, torque rotary speed power measuring；Described direct current
Collection capacity is inputted industrial computer by voltameter and torque rotary speed power measuring by RS232 interface.
Described mechanical machine parts include motor, load motor, torque sensor, shaft coupling, described driving
Motor, loading motor are connected with torque sensor respectively by shaft coupling, and torque sensor is used to measure load torque, described
Load motor is also equipped with encoder detector motor speed.
Described 380V power supplies drive motor rotation, motor leads to by driving frequency converter output voltage
Cross shaft coupling and drive load motor.Because load motor is dragged operating, to pass through AC frequency conversion feedback loading controller
Control, the electric energy for sending load motor is converted into the three-phase alternating current for meeting grid requirements, feeds back to power supply.Entirely
The energy of system forms an inner loop regeneration processes, the direct torque of AC frequency conversion feedback loading controller, can make load
Motor is operated under the operating mode of various rotating speeds and torque, so as to realize the detection under the various loading conditions of motor.Moment of torsion passes
Sensor and moment of torsion rotating speed power instrument table form mechanical electric quantity test unit, and mechanically electricity is measured.
The utility model tests data concentrated collection of the process by industrial computer to each instrument, and is calculated, stored, from
The arrangement to test data has been moved, has effectively raised operating efficiency, the error rate of the experiment of reduction.
The beneficial effects of the utility model are：
1st, load motor can permanent rotating speed/permanent torque control mode any switching laws it is practical, can four quadrant running.
2nd, testing stand loading characteristic is good, and (1500RPM) below rated speed can keep steady torque to load, even
To below 3HZ to 0 rotating speed.Invariable power loading is kept below rated speed, this is that other load modes can not all be accomplished.
3rd, direct current measurement instrument is used for measuring DC bus current, voltage, drives the variable-frequency electric of frequency converter to measure pilot production and uses certainly
Oneself existing instrument, the interface of its offer can be provided collection capacity comes in and goes out industrial computer, mechanical electric measures pilot production and turned round with strain-type
Square sensor and its corresponding instrument.
Brief description of the drawings
Fig. 1 is that testing stand of the present utility model connects block diagram；
Fig. 2 is switch of the present utility model and button part, AC frequency conversion feedback loading controller principle wiring diagram.
Wherein, 1 it is industrial computer, 2 be torque rotary speed power instrument, 3 be AC frequency conversion feedback loading controller, 4 is direct current
Electricity instrument, 5 be frequency conversion power instrument, 6 be motor, 7 be torque sensor, 8 be load motor, 9 be inclined code device, 10 be
Driving frequency converter, 11 be console switch and button part, 12 be shaft coupling.
Realization, functional characteristics and the advantage of the utility model purpose will be described further referring to the drawings in conjunction with the embodiments.
Embodiment
In order that technological means, creation characteristic, reached purpose and effect that the utility model is realized are easy to understand, under
Face, which combines to be specifically illustrating, is expanded on further the utility model.
Referring to Figures 1 and 2, a kind of alternating current generator multi-function test stand described in the utility model includes industrial computer 1, moment of torsion
Rotating speed power instrument 2, AC frequency conversion feedback loading controller 3, direct current measurement instrument 4, frequency conversion power instrument 5, motor 6, turn
Square sensor 7, load motor 8, inclined code device 9, console switch and button part 11, shaft coupling 12.Wherein, frequency converter 10 is driven
From rated power 37KW CHV-100 type vector frequency converters, 380V AC powers and motor 6 are connected；Described driving
Motor 6, loading motor 8 are become from the YVE225S-4 type frequency control threephase asynchronous machines that rated power is 37KW, connection driving
Frequency device 10 and shaft coupling 12；Torque sensor uses JY series strain-type torque sensors, by shaft coupling 12 respectively with driving
Motor 6, load motor 8 connect；The described rated power of AC frequency conversion feedback loading controller 3 is 37KW, passes through shaft coupling control
Load motor 8 processed, the electric energy for making to send are converted into the three-phase alternating current for meeting grid requirements, feed back to 380V power supplies；Institute
The direct current measurement instrument 4 stated is used for measuring DC bus current, voltage, and the frequency conversion electric quantity test 5 of driving frequency converter 10 uses oneself
Collection capacity discrepancy industrial computer 1, mechanical electric are measured pilot production torque sensor by existing instrument, the interface that can provide its offer
7 and moment of torsion rotating speed power instrument table 2；
Described industrial computer 1 is calculated, stored to the data concentrated collection of each instrument, automatic complete to test data
Arrangement, effectively raise operating efficiency, the error rate of the experiment of reduction；Described console switch and button part 11 connects
AC frequency conversion feedback loading controller 3 is connect, the key wiring diagram with AC frequency conversion feedback loading controller 3 is as shown in Fig. 2 experiment
Personnel can be by controlling corresponding switch and button to carry out various detections to tested motor (motor 6).More specifically
Description, the frequency conversion electric quantity test 5 of the driving frequency converter 10 use oneself existing instrument, and the interface that can provide its offer will
Collection capacity come in and go out industrial computer 1. characterized in that, described industrial computer 1 to the data concentrated collection of each instrument, and calculated,
Storage, the automatic complete arrangement to test data, effectively raises operating efficiency, the error rate of the experiment of reduction.
The utility model relates generally to frequency converter among the alternating current generator testing experiment suitable for mine belt conveyor
In terms of loading.It is pointed out that the utility model can be used for the frequency converter loading of the alternating current generator of other association areas
Among field measurement scene.The commercial power power supply that 380V AC powers described in the utility model refer to, power supply and electricity consumption
Equipment matches.If using the power supply of other voltages, and using electrical equipments such as the motors to match, it is possible to substitute this
The scheme of utility model, and must not believe that in the utility model implementation process, 380V power supplys must be just used, using 380V electricity
Source is mainly convenient.
The utility model test operation platform panel operation is described as follows：
1st, panel dial gauge：
Ammeter：Indicate the electric current on dc bus.
Voltmeter：Indicate DC voltage size on dc bus.
Given dial gauge：Moment of torsion (or rotating speed) is given generally by +/- 10V voltages.The gauge outfit indicates given voltage
Size.
2nd, blower fan is opened/stopped：It is unlikely to for proof load motor because overheat breaks down.
3rd, permanent moment of torsion/permanent speed switch：Can be by the switch switch operating in two kinds of work shapes of permanent moment of torsion or permanent rotating speed
State.Generally, load motor 8 should work in permanent moment of torsion working condition, and motor should work in permanent rotary speed working
State.
4th, operation/shutdown switch：" operation/stopping " switch is placed in running position, load motor 8 just really starts power up
Operation, before " operation/stopping " switch either runs or stopped operation, given voltage must be adjusted to zero, that is, ensured
No Load Start and unloaded shutdown (zero moment of torsion).
5th, malfunction indicator lamp and SR：When testing stand breaks down.Malfunction indicator lamp is bright, while testing stand operating surface
Fault cues can be shown on plate, after we can exclude corresponding failure accordingly, press SR.Trouble light goes out, and testing stand is extensive
It is multiple normal.
6th, running indicator：During testing stand normal operation, running indicator is bright.
7th, combined floodgate/separating brake：Confession/power-off of testing stand.
The utility model (alternating current generator multi-function test stand) operational procedure is as follows：
1st, start prepares：Each position of the switch on operating desk panel is in before upper electricity：Permanent rotating speed, stopping, separating brake；Beat
Moment of torsion instrument is opened, illustratively requires to be connected with torque sensor, and illustratively set each parameter (range/coefficient/number of teeth etc. is pressed
Famous brand indicates) and mix up moment of torsion zero point；Check given dial gauge indicates whether to be zero.If it is not zero, it is necessary to pass through operating desk
Potentiometer on panel, makes it be designated as zero；
2nd, start shooting：Press blower fan "ON" button, the cooling blower on motor is opened；It is given be designated as zero premise
Under, " combined floodgate/separating brake " switch is placed in closing position.Testing stand starts power up；" operation/stopping " switch is placed in running position
Put, load motor 8 is started working.
3rd, load：Judge torque direction：Careful fine setting left/right rotates potentiometer, moment of torsion instrument is observed, it can be found that moment of torsion
Have a positive/negative change, rotating speed has micro- lifting/lowering to change, we have confirmed that rotating speed descent direction is positive loading direction during loading, it is on the contrary then
For Opposite side loading direction；Potentiometer is rotated as required to be loaded forward or backwards.
4th, unload：Potentiometer is given on rotating operation platform until moment of torsion is zero；" operation/stopping " switch is placed in stop position
Put, now load motor 8 powers off；" combined floodgate/separating brake " switch is placed in open position, now testing stand power-off is right；Leeward is pressed afterwards
Machine button, blower fan stop；Industrial computer 1 of closing torque rotating speed power instrument 2/ etc., the outer power switch of testing stand of leaving behind, experiment knot
Beam.
Although embodiment of the present utility model has been shown and described above, it is to be understood that above-described embodiment is
Exemplary, it is impossible to it is interpreted as not departing from the utility model to limitation of the present utility model, one of ordinary skill in the art
Principle and objective in the case of above-described embodiment can be changed in the scope of the utility model, change, replace and
Modification.
Claims (4)
1. a kind of alternating current generator multi-function test stand, including：
Industrial computer, moment of torsion rotating speed power instrument table, AC frequency conversion feedback loading controller, direct current measurement instrument, frequency conversion power instrument, drive
Dynamic motor, torque sensor, load motor, inclined code device, console switch and button part, shaft coupling,
Characterized in that,
Drive frequency converter connection 380V AC powers and motor；Motor, loading motor connection driving frequency converter and connection
Axle device；Torque sensor is connected with motor, load motor respectively by shaft coupling；Torque sensor and moment of torsion rotating speed power
Instrument forms mechanical electric quantity test unit；Direct current measurement instrument（4）For measuring DC bus current, voltage；Described moment of torsion passes
Sensor is connected by RS232 interface with industrial computer.
2. alternating current generator multi-function test stand according to claim 1, it is characterised in that described AC frequency conversion feedback loading
Controller rated power is 37KW, and load motor is connected by shaft coupling.
3. alternating current generator multi-function test stand according to claim 2, it is characterised in that AC frequency conversion feedback loading controller
The electric energy sent is converted into the three-phase alternating current for meeting grid requirements, feeds back to 380V power supplies.
4. according to the alternating current generator multi-function test stand described in claim any one of 1-3, it is characterised in that described operating desk is opened
Pass connect AC frequency conversion feedback loading controller with button part, testing crew can by control switch accordingly with button come
Various detections are carried out to motor to be measured.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720597071.3U CN206788329U (en) | 2017-05-25 | 2017-05-25 | A kind of alternating current generator multi-function test stand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720597071.3U CN206788329U (en) | 2017-05-25 | 2017-05-25 | A kind of alternating current generator multi-function test stand |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206788329U true CN206788329U (en) | 2017-12-22 |
Family
ID=60713490
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720597071.3U Expired - Fee Related CN206788329U (en) | 2017-05-25 | 2017-05-25 | A kind of alternating current generator multi-function test stand |
Country Status (1)
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| CN (1) | CN206788329U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111579914A (en) * | 2020-06-08 | 2020-08-25 | 济南大学 | Electric automobile driving motor working condition simulation test bench |
| CN111707470A (en) * | 2020-06-30 | 2020-09-25 | 安徽博微长安电子有限公司 | Special equipment antenna rotary mechanism testing arrangement |
| RU2737738C1 (en) * | 2020-05-22 | 2020-12-02 | Публичное акционерное общество "Транснефть" (ПАО "Транснефть") | Test bench for electric drives |
| CN115933606A (en) * | 2022-12-22 | 2023-04-07 | 芜湖特益智能科技有限公司 | Detection apparatus for multi-functional floor cleaning machine controller and instrument |
-
2017
- 2017-05-25 CN CN201720597071.3U patent/CN206788329U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2737738C1 (en) * | 2020-05-22 | 2020-12-02 | Публичное акционерное общество "Транснефть" (ПАО "Транснефть") | Test bench for electric drives |
| CN111579914A (en) * | 2020-06-08 | 2020-08-25 | 济南大学 | Electric automobile driving motor working condition simulation test bench |
| CN111707470A (en) * | 2020-06-30 | 2020-09-25 | 安徽博微长安电子有限公司 | Special equipment antenna rotary mechanism testing arrangement |
| CN115933606A (en) * | 2022-12-22 | 2023-04-07 | 芜湖特益智能科技有限公司 | Detection apparatus for multi-functional floor cleaning machine controller and instrument |
| CN115933606B (en) * | 2022-12-22 | 2023-11-14 | 芜湖特益智能科技有限公司 | Multifunctional floor washing machine controller and instrument detection device |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171222 Termination date: 20200525 |
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| CF01 | Termination of patent right due to non-payment of annual fee |