CN207611099U - A kind of transducer testing system - Google Patents
A kind of transducer testing system Download PDFInfo
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- CN207611099U CN207611099U CN201721515963.0U CN201721515963U CN207611099U CN 207611099 U CN207611099 U CN 207611099U CN 201721515963 U CN201721515963 U CN 201721515963U CN 207611099 U CN207611099 U CN 207611099U
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Abstract
The utility model discloses a kind of transducer testing system, including frequency converter, load motor, torque rotational speed meters, accompany examination motor, industrial control computer, signal conversion module, Signal-regulated kinase, data acquisition module, CAN communication module；First output end of frequency converter is connect with load motor, the output end of load motor is connect with the first input end of torque rotational speed meters, second input terminal of torque rotational speed meters is connect with examination motor is accompanied, the output end of torque rotational speed meters is connect with industrial control computer, second input terminal of frequency converter is connect with signal conversion module, the output end of signal conversion module is connect with Signal-regulated kinase, the output end of Signal-regulated kinase is connect with data acquisition module, the output end of data acquisition module is connect with industrial control computer, and the output end of industrial control computer and the input terminal of frequency converter connect.The test system run all right of the utility model is reliable, and device structure is simple, and test process is easy to control, and test scope is wider, improves the efficiency and precision of test.
Description
Technical field
The utility model belongs to frequency converter field, and in particular to a kind of transducer testing system.
Background technology
Frequency converter is to apply converter technique and microelectric technique, is handed over by changing motor working power Frequency Patterns to control
The electric control appliance of galvanic electricity motivation.Frequency converter is modern electrical machine speed regulating control and energy saving indispensable one of important devices,
It is general in being widely used for industrial circle.Frequency converter is in development process, multiple voltage grade, and the frequency conversion type of different capacity is got over
Come more, it is necessary to its function be tested, to ensure energy normal use after frequency converter appears on the scene.Domestic frequency converter manufacturer base at present
This tests by hand, and the discrete instrument test stage is rested on mostly to the test of frequency converter, in test rate and testing process
Actual demand is much not achieved in implementation capacity.
Utility model content
In view of the above shortcomings of the prior art, the utility model provides a kind of transducer testing system.
The purpose of this utility model can be achieved through the following technical solutions：
A kind of transducer testing system, including frequency converter, load motor, torque rotational speed meters, accompany examination motor, industry control calculate
Machine, signal conversion module, Signal-regulated kinase, data acquisition module, CAN communication module；
First output end of the frequency converter is connect with load motor, output end and the torque rotational speed meters of the load motor
First input end connection, the second input terminal of the torque rotational speed meters and accompany try motor connect, the torque rotational speed meters it is defeated
Outlet is connect with industrial control computer, and the second input terminal of the frequency converter is connect with signal conversion module, the signal modulus of conversion
The output end of block is connect with Signal-regulated kinase, and the output end of the Signal-regulated kinase is connect with data acquisition module, described
The output end of data acquisition module is connect with industrial control computer, and the output end of the industrial control computer and the input terminal of frequency converter connect
It connects.
Further, the signal conversion module is used to the high voltage of frequency converter, high current being converted to low-voltage, small electricity
Stream, signal conversion module use voltage and current sensor based on hall principle.
Further, the Signal-regulated kinase includes that filter cabinet and forceful electric power measure cabinet, and the Signal-regulated kinase is adopted
Cabinet, which is measured, with filter cabinet and forceful electric power does signal condition.
Further, the data acquisition module is NI PCI-6123 synchronized sampling multifunctional data acquisition cards, the number
Include the data acquisition to the voltage, electric current of direct current all the way and three-phase alternating current according to acquisition module.
Further, the CAN communication module is CAN bus.
The beneficial effects of the utility model：
The device structure of the transducer testing system of the utility model is simple, and test process is easy to control, and test scope is wider,
Including being monitored simultaneously to voltage, the electric current of direct current all the way and three-phase alternating current so that testing standard, systematization；The test
System run all right is reliable, improves the efficiency and precision of test, reduces the maintenance cost after frequency converter manufacture, is carried for enterprise
High Production Gain.
Description of the drawings
The utility model will be further described below with reference to the accompanying drawings.
Fig. 1 is a kind of structural framing figure of transducer testing system of the utility model.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts
The all other embodiment obtained, shall fall within the protection scope of the present invention.
A kind of transducer testing system, as shown in Figure 1, including frequency converter, load motor, torque rotational speed meters, accompany examination motor,
Industrial control computer, signal conversion module, Signal-regulated kinase, data acquisition module, CAN communication module, the first of frequency converter are defeated
Outlet is connect with load motor, and the output end of load motor is connect with the first input end of torque rotational speed meters, torque rotational speed meters
Second input terminal is connect with examination motor is accompanied, and the output end of torque rotational speed meters is connect with industrial control computer, the second input of frequency converter
End connect with signal conversion module, the output end of signal conversion module is connect with Signal-regulated kinase, Signal-regulated kinase it is defeated
Outlet is connect with data acquisition module, and the output end of data acquisition module is connect with industrial control computer, the output of industrial control computer
End is connect with the input terminal of frequency converter；
Signal conversion module is used to the high voltage of frequency converter, high current being converted to low-voltage, low current, signal modulus of conversion
Block uses voltage and current sensor based on hall principle, good compared with mutual inductor bandwidth, the linearity in terms of frequency characteristic；
Signal-regulated kinase includes filter cabinet and forceful electric power measures cabinet, and Signal-regulated kinase is surveyed using filter cabinet and forceful electric power
Amount cabinet does signal condition；
Data acquisition module is NI PCI-6123 synchronized sampling multifunctional data acquisition cards, including to direct current all the way and three
The mutually data acquisition of the voltage, electric current of exchange；
CAN communication module is CAN bus, and the data communication of CAN bus is with reliability outstanding, real-time and flexibly
Property；
Industrial control computer carries out parameter setting, startup/stopping control and rotating speed/steering as control core, to frequency converter
Control；Obtain the parameters such as rotating speed, the torque for accompanying examination motor in real time during the test；Obtain the frequency converter that data collecting card obtains
Supplemental characteristic, analyzing processing is carried out to the data of acquisition and calculates related electrical parameters.
Above content is only to the utility model structure example and explanation, the technology people of affiliated the art
Member makes various modifications or additions to the described embodiments or substitutes by a similar method, without departing from reality
With novel structure or beyond the scope defined by this claim, all should belong to the protection range of the utility model.
Claims (5)
1. a kind of transducer testing system, which is characterized in that including frequency converter, load motor, torque rotational speed meters, accompany examination motor,
Industrial control computer, signal conversion module, Signal-regulated kinase, data acquisition module, CAN communication module；
First output end of the frequency converter is connect with load motor, and the of the output end of the load motor and torque rotational speed meters
One input terminal connects, and the second input terminal of the torque rotational speed meters is connect with examination motor is accompanied, the output end of the torque rotational speed meters
It is connect with industrial control computer, the second input terminal of the frequency converter is connect with signal conversion module, the signal conversion module
Output end is connect with Signal-regulated kinase, and the output end of the Signal-regulated kinase is connect with data acquisition module, the data
The output end of acquisition module is connect with industrial control computer, and the output end of the industrial control computer and the input terminal of frequency converter connect.
2. a kind of transducer testing system according to claim 1, which is characterized in that the signal conversion module is used for will
The high voltage of frequency converter, high current are converted to low-voltage, low current, signal conversion module using based on hall principle voltage with
Current sensor.
3. a kind of transducer testing system according to claim 1, which is characterized in that the Signal-regulated kinase includes filter
Wave device cabinet and forceful electric power measure cabinet, and the Signal-regulated kinase measures cabinet using filter cabinet and forceful electric power and does signal condition.
4. a kind of transducer testing system according to claim 1, which is characterized in that the data acquisition module is N I
PCI-6123 synchronized sampling multifunctional data acquisition cards, the data acquisition module include the electricity to direct current all the way and three-phase alternating current
Pressure, the acquisition of the data of electric current.
5. a kind of transducer testing system according to claim 1, which is characterized in that the CAN communication module is that CAN is total
Line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721515963.0U CN207611099U (en) | 2017-11-14 | 2017-11-14 | A kind of transducer testing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721515963.0U CN207611099U (en) | 2017-11-14 | 2017-11-14 | A kind of transducer testing system |
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| Publication Number | Publication Date |
|---|---|
| CN207611099U true CN207611099U (en) | 2018-07-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721515963.0U Active CN207611099U (en) | 2017-11-14 | 2017-11-14 | A kind of transducer testing system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114217178A (en) * | 2021-11-04 | 2022-03-22 | 深圳市海浦蒙特科技有限公司 | Method and system for voltage withstand test of frequency converter and computer readable storage medium |
-
2017
- 2017-11-14 CN CN201721515963.0U patent/CN207611099U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114217178A (en) * | 2021-11-04 | 2022-03-22 | 深圳市海浦蒙特科技有限公司 | Method and system for voltage withstand test of frequency converter and computer readable storage medium |
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