CN116930758A - Asynchronous motor comprehensive performance test system and test method - Google Patents
Asynchronous motor comprehensive performance test system and test method Download PDFInfo
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- CN116930758A CN116930758A CN202311183006.2A CN202311183006A CN116930758A CN 116930758 A CN116930758 A CN 116930758A CN 202311183006 A CN202311183006 A CN 202311183006A CN 116930758 A CN116930758 A CN 116930758A
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- 238000011056 performance test Methods 0.000 title claims description 13
- 238000010998 test method Methods 0.000 title description 3
- 238000012360 testing method Methods 0.000 claims abstract description 102
- 238000000034 method Methods 0.000 claims description 15
- 238000004088 simulation Methods 0.000 claims description 10
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/34—Testing dynamo-electric machines
Abstract
The invention relates to the technical field of asynchronous motor testing, in particular to an asynchronous motor comprehensive performance testing system and an asynchronous motor comprehensive performance testing method. The device comprises a passage control unit, a test control unit and a control judgment unit. According to the invention, the access control unit is used for switching different working state modes of the asynchronous motor, simulating the use scene of the asynchronous motor, the test control unit is used for collecting data of the asynchronous motor controlled by the access control unit, obtaining the data of different working states of the asynchronous motor, and the control judgment unit is used for carrying out secondary judgment on the data, so that the judgment accuracy of the asynchronous motor is improved, the detection of the comprehensive data of the asynchronous motor is ensured, the judgment accuracy of the asynchronous motor is improved, and the normal use of the asynchronous motor after leaving a factory is ensured.
Description
Technical Field
The invention relates to the technical field of asynchronous motor testing, in particular to an asynchronous motor comprehensive performance testing system and an asynchronous motor comprehensive performance testing method.
Background
An asynchronous motor is also called an induction motor, and is an alternating current motor which generates electromagnetic torque by the interaction of an air gap rotating magnetic field and rotor winding induction current, so that the conversion of electromechanical energy into mechanical energy is realized. In the production process of the asynchronous motor, the comprehensive performance of the produced asynchronous motor is required to be tested so as to ensure that the outgoing asynchronous motor is normally used.
At present, when performance detection is carried out on an asynchronous motor, the power-on condition and the torque value of the asynchronous motor are usually directly electrified, so that data of the asynchronous motor are obtained, and normal use of the asynchronous motor is further guaranteed.
Disclosure of Invention
The invention aims to provide a comprehensive performance test system and a comprehensive performance test method for an asynchronous motor, which are used for solving the problems in the background technology.
In order to achieve the above object, one of the objects of the present invention is to provide an asynchronous motor comprehensive performance test system, which comprises a path control unit, a test control unit and a control judgment unit;
the access control unit is used for controlling the on-off of the asynchronous motor, and carrying out rotation control on the asynchronous motor according to the content detected by the test control unit, so that the asynchronous motor can rotate in multiple modes, and the test control unit can conveniently acquire data of the asynchronous motor under different rotation conditions;
the test control unit detects data of the asynchronous motor under the control of the access control unit, acquires the data of the asynchronous motor in different working states, transmits the acquired data to the control judgment unit, and judges the asynchronous motor according to the data transmitted by the test control unit;
the control judging unit receives the data acquired by the test control unit, judges the data of the asynchronous motor according to the content of the data, performs analog control on the asynchronous motor during judgment, and feeds back the access control unit in the process of analog control, so that the access control unit controls the asynchronous motor in analog control, the test control unit acquires the data of the asynchronous motor in analog control, and the control judging unit judges the asynchronous motor according to the data transmitted by the test control unit again.
As a further improvement of the technical scheme, the passage control unit comprises a passage execution module, wherein the passage execution module is used for electrifying the asynchronous motor, determining whether the asynchronous motor normally operates after the asynchronous motor is electrified, and directly feeding back to the control judgment unit when the asynchronous motor cannot be electrified, and determining that the asynchronous motor is damaged and cannot be used.
As a further improvement of the technical scheme, the passage control unit further comprises a rotation control module and a rotation mode switching module;
the rotation control module and the rotation mode switching module both receive the normal information of the access execution module;
the rotation control module is used for controlling the rotation of the asynchronous motor and controlling the rotation direction of the asynchronous motor in the rotation process of the asynchronous motor;
the rotation mode switching module is used for controlling the rotation speed and rotation mode of the asynchronous motor and controlling the asynchronous motor to rotate instantaneously and rapidly.
As a further improvement of the technical scheme, the test control unit comprises a torsion test module and a working data test module;
the torque testing module is used for testing the torque of the asynchronous motor, acquiring torque data of the asynchronous motor and testing the maximum torque value of the asynchronous motor;
the working data testing module is used for detecting working data of the asynchronous motor in different rotation modes after the asynchronous motor is electrified and detecting data of the asynchronous motor which rotates instantaneously and rapidly.
As a further improvement of the technical scheme, when the working data testing module detects working data information in different rotation modes after the asynchronous motor is electrified, the rotation mode of the asynchronous motor is fed back to the torsion testing module, so that the torsion testing module detects torsion in different rotation modes.
As a further improvement of the technical scheme, the control judging unit comprises an energizing data judging module and a qualitative module;
the power-on data judging module is used for receiving the torque data and the working data information of the asynchronous motor by the torque testing module and the working data testing module, judging the power-on data of the asynchronous motor according to the received data to judge whether the data of the asynchronous motor are normal or not in the using process of the asynchronous motor, and therefore whether the data detected under the normal using condition of the asynchronous motor are normal or not is ensured;
and the qualitative module performs qualitative judgment on the asynchronous motor according to the judgment result of the power-on data judgment module, and determines the quality of the asynchronous motor.
As a further improvement of the technical scheme, the control judging unit further comprises an analog control module;
the simulation control module receives the data judged by the power-on data judging module, extracts the unqualified data items judged by the power-on data judging module, feeds back the unqualified data items to the rotation control module and the rotation mode switching module according to the unqualified data items, enables the rotation control module and the rotation mode switching module to control the unqualified data items again, acquires data of the asynchronous motor controlled by the rotation control module and the rotation mode switching module by the test control unit, transmits the acquired data to the power-on data judging module again, and judges the data again by the power-on data judging module, and transmits the judging result to the qualitative module.
The second object of the invention is to provide a method for testing the comprehensive performance of an asynchronous motor, which comprises the following steps:
s1, a passage executing module conducts electrifying treatment on an asynchronous motor, whether the asynchronous motor is electrified normally or not is determined, and a rotation control module and a rotation mode switching module control the rotation direction and the rotation mode of the asynchronous motor so that the asynchronous motor can switch different working modes;
s2, testing and collecting torsion conditions and working data under different working states by using the torsion testing module and the working data testing module, and transmitting the collected data to the power-on data judging module;
s3, the power-on data judging module judges the data transmitted by the test control unit, the judging result is transmitted to the simulation control module and the qualitative module, the simulation control module extracts the unqualified data judged by the power-on data judging module and feeds back to the passage control unit, the passage control unit re-controls the asynchronous motor, the test control unit re-collects the data of the asynchronous motor, the collected data is transmitted to the power-on data judging module, the power-on data judging module re-judges, the power-on data judging module transmits the re-judging result to the qualitative module, and the qualitative module performs quality qualitative on the asynchronous motor.
Compared with the prior art, the invention has the beneficial effects that:
according to the comprehensive performance test system and the test method for the asynchronous motor, the access control unit is used for switching different working state modes of the asynchronous motor, the use scene of the asynchronous motor is simulated, the test control unit is used for collecting data of the asynchronous motor controlled by the access control unit, the data of different working states of the asynchronous motor are obtained, the control judgment unit is used for carrying out secondary judgment on the data, the judgment accuracy of the asynchronous motor is improved, the detection of comprehensive data of the asynchronous motor is ensured, the judgment accuracy of the asynchronous motor is improved, and the normal use of the asynchronous motor after leaving a factory is ensured.
Drawings
FIG. 1 is an overall block diagram of the present invention;
FIG. 2 is a block diagram of a path control unit of the present invention;
FIG. 3 is a block diagram of a test control unit of the present invention;
FIG. 4 is a block diagram of a control judgment unit according to the present invention;
fig. 5 is an overall split block diagram of the present invention.
The meaning of each reference sign in the figure is:
1. a path control unit; 11. a path execution module; 12. a rotation control module; 13. a rotation mode switching module;
2. a test control unit; 21. a torsion testing module; 22. a working data testing module;
3. a control judgment unit; 31. a scaling module; 32. the power-on data judging module; 33. a simulation control module; 34. and a qualitative module.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1:
at present, when performance detection is carried out on an asynchronous motor, the power-on condition and the torque value of the asynchronous motor are usually directly electrified, so that data of the asynchronous motor are obtained, and normal use of the asynchronous motor is further guaranteed.
In order to improve accuracy of the comprehensive performance test of the asynchronous motor, referring to fig. 1-5, one of the purposes of the present embodiment is to provide an asynchronous motor comprehensive performance test system, which includes a path control unit 1, a test control unit 2 and a control judgment unit 3;
the access control unit 1 is used for controlling the on and off of the asynchronous motor, and carrying out rotation control on the asynchronous motor according to the content detected by the test control unit 2, so that the asynchronous motor can rotate in multiple modes, and the test control unit 2 can conveniently acquire data of the asynchronous motor under different rotation conditions;
the path control unit 1 includes a path execution module 11, where the path execution module 11 is configured to energize an asynchronous motor, determine whether the asynchronous motor is operating normally after the asynchronous motor is energized, and when the asynchronous motor is unable to energize, the path execution module 11 directly feeds back to the control judgment unit 3 to qualify the asynchronous motor, determine that the asynchronous motor is damaged and unable to be used, so that an operator needs to reconnect a line, and after reconnecting the line, if the asynchronous motor is energized normally, test the asynchronous motor, and when the asynchronous motor is still unable to energize, the asynchronous motor is damaged.
The passage control unit 1 further includes a rotation control module 12 and a rotation mode switching module 13;
the rotation control module 12 and the rotation mode switching module 13 both receive the information that the passage of the passage executing module 11 is normal;
the rotation control module 12 is used for controlling the rotation of the asynchronous motor, controlling the rotation direction of the asynchronous motor and controlling the forward rotation and reverse rotation directions of the asynchronous motor in the rotation process of the asynchronous motor;
the rotation mode switching module 13 is configured to control a rotation speed and a rotation mode of the asynchronous motor, and control the asynchronous motor to perform instantaneous fast rotation, that is, control a rotation speed of the asynchronous motor, and meanwhile, the rotation mode control method includes: the control of the asynchronous motor to rotate instantaneously and fast is to detect the voltage and current condition of the asynchronous motor during instantaneous and fast rotation and to detect whether the asynchronous motor can be started instantaneously and fast normally.
The test control unit 2 detects data of the asynchronous motor under the control of the access control unit 1, acquires the data of the asynchronous motor in different working states, transmits the acquired data to the control judgment unit 3, and the control judgment unit 3 judges the asynchronous motor according to the data transmitted by the test control unit 2;
the test control unit 2 comprises a torsion test module 21 and a working data test module 22;
the torque testing module 21 is used for testing the torque of the asynchronous motor, obtaining torque data of the asynchronous motor, and testing the maximum torque value of the asynchronous motor;
the working data testing module 22 is used for detecting working data of the asynchronous motor in different rotation modes after the asynchronous motor is electrified, detecting data of the asynchronous motor which rotates instantly and rapidly, and acquiring data of current, voltage, temperature and the like in the asynchronous motor in different working states.
When working data information in different rotation modes is detected after the asynchronous motor is electrified, the working data testing module 22 feeds back the rotation mode of the asynchronous motor to the torsion testing module 21, so that the torsion testing module 21 detects torsion in the different rotation modes, and torsion values which can be provided by the asynchronous motor in different working modes are obtained.
The control judging unit 3 receives the data acquired by the test control unit 2, judges the data of the asynchronous motor according to the content of the data, performs analog control on the asynchronous motor during judgment, and feeds back the access control unit 1 in the process of analog control to enable the access control unit 1 to control the asynchronous motor in analog control, enable the test control unit 2 to acquire the data of the asynchronous motor in analog control, and enable the control judging unit 3 to judge the asynchronous motor according to the data retransmitted by the test control unit 2.
The control judgment unit 3 includes an energization data judgment module 32 and a qualitative module 34;
the power-on data judging module 32 is used for receiving the torque data and the working data information of the asynchronous motor by the torque testing module 21 and the working data testing module 22, judging the power-on data of the asynchronous motor according to the received data to judge whether the data of the asynchronous motor are normal or not in the using process, and thus ensuring whether the data detected under the normal using condition of the asynchronous motor are normal or not;
the qualitative module 34 performs qualitative judgment on the asynchronous motor according to the judgment result of the power-on data judgment module 32, and determines whether the asynchronous motor is good or bad.
In order to enable the power-on data judging module 32 to accurately judge the data of the asynchronous motor, the control judging unit 3 further comprises a scaling module 31, the scaling module 31 stores qualified data of the asynchronous motor, meanwhile, the qualified data of the asynchronous motor is transmitted to the power-on data judging module 32, and the power-on data judging module 32 judges the data transmitted by the test control unit 2 according to the data transmitted by the scaling module 31.
The control judgment unit 3 further includes an analog control module 33;
the simulation control module 33 receives the data judged by the power-on data judging module 32, extracts the unqualified data judged by the power-on data judging module 32, feeds back the unqualified data to the rotation control module 12 and the rotation mode switching module 13 according to the unqualified data, enables the rotation control module 12 and the rotation mode switching module 13 to control the unqualified data again, acquires the data of the asynchronous motor controlled by the rotation control module 12 and the rotation mode switching module 13 by the test control unit 2, transmits the acquired data to the power-on data judging module 32 again, and the power-on data judging module 32 judges again, and transmits the judging result to the qualitative module 34.
The working flow is as follows:
the operation staff carries out the circular telegram processing to asynchronous machine through passageway execution module 11 to confirm whether the circular telegram of asynchronous machine is normal, rotation control module 12 and rotation mode switching module 13 control the rotation direction of asynchronous machine, the mode of rotation, make asynchronous machine carry out the switching of different operating modes, torsion test module 21 and working data test module 22 carry out test collection to torsion condition and the data of work under the different operating conditions, and the data of gathering is transmitted to circular telegram data judgement module 32 in circular telegram data judgement module 32 and is judged to the data that test control unit 2 sent, and the result of judgement is transmitted to analog control module 33 and qualitative module 34, analog control module 33 draws the unqualified data of circular telegram data judgement module 32, and feed back to passageway control unit 1, make passageway control unit 1 control the asynchronous machine again, and carry out the data of synchronous machine again by test control unit 2, and the data of gathering is transmitted to circular telegram data judgement module 32, the qualitative data judgement module 32 carries out the qualitative judgement again, circular telegram data judgement module 32 will the result of judging again is transmitted to the analog control module 33 and qualitative module 34, the asynchronous machine is qualitatively carried out the qualitative by the good module 34.
The method comprises the steps of switching different working state modes of an asynchronous motor through a passage control unit 1, simulating a scene of the use of the asynchronous motor, collecting data of the asynchronous motor controlled by the passage control unit 1 through a test control unit 2, obtaining the data of different working states of the asynchronous motor, performing secondary judgment on the data through a control judgment unit 3, improving the accuracy of judging the asynchronous motor, ensuring the detection of comprehensive data of the asynchronous motor, improving the accuracy of judging the asynchronous motor, and ensuring normal use of the asynchronous motor after leaving a factory.
The second object of the invention is to provide a method for testing the comprehensive performance of an asynchronous motor, which comprises the following steps:
s1, a passage executing module 11 conducts power-on processing on an asynchronous motor, determines whether the power-on of the asynchronous motor is normal, and a rotation control module 12 and a rotation mode switching module 13 control the rotation direction and the rotation mode of the asynchronous motor so as to enable the asynchronous motor to switch different working modes;
s2, the torsion testing module 21 and the working data testing module 22 test and collect torsion conditions and working data under different working states, and transmit the collected data to the power-on data judging module 32;
s3, the power-on data judging module 32 judges the data transmitted by the test control unit 2, the judging result is transmitted to the simulation control module 33 and the qualitative module 34, the simulation control module 33 extracts the unqualified data judged by the power-on data judging module 32 and feeds back to the access control unit 1, so that the access control unit 1 re-controls the asynchronous motor, the test control unit 2 re-collects the data of the asynchronous motor, the collected data is transmitted to the power-on data judging module 32, the power-on data judging module 32 re-judges, the re-judging result is transmitted to the qualitative module 34, and the qualitative module 34 performs quality qualitative on the asynchronous motor.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present invention, and are not intended to limit the invention, and that various changes and modifications may be made therein without departing from the spirit and scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. An asynchronous motor comprehensive performance test system is characterized in that: comprises a passage control unit (1), a test control unit (2) and a control judgment unit (3);
the access control unit (1) is used for controlling the on and off of the asynchronous motor and controlling the rotation of the asynchronous motor according to the content detected by the test control unit (2);
the test control unit (2) detects data of the asynchronous motor under the control of the access control unit (1), acquires data of the asynchronous motor in different working states, and simultaneously transmits the acquired data to the control judgment unit (3);
the control judging unit (3) receives the data acquired by the test control unit (2), judges the data of the asynchronous motor according to the content of the data, performs analog control on the asynchronous motor during judgment, and feeds back the access control unit (1) in the process of analog control, so that the access control unit (1) controls the asynchronous motor in analog control, the test control unit (2) acquires the data of the asynchronous motor in analog control, and the control judging unit (3) judges the asynchronous motor according to the data transmitted by the test control unit (2) again;
the path control unit (1) comprises a path execution module (11), wherein the path execution module (11) is used for electrifying the asynchronous motor, determining whether the asynchronous motor normally operates after the asynchronous motor is electrified, and directly feeding back the path execution module (11) to the control judgment unit (3) when the asynchronous motor cannot be electrified;
the access control unit (1) further comprises a rotation control module (12) and a rotation mode switching module (13);
the rotation control module (12) and the rotation mode switching module (13) both receive the normal information of the access execution module (11);
the rotation control module (12) is used for controlling the rotation of the asynchronous motor and controlling the rotation direction of the asynchronous motor in the rotation process of the asynchronous motor;
the rotation mode switching module (13) is used for controlling the rotation speed and rotation mode of the asynchronous motor and controlling the asynchronous motor to rotate instantaneously and rapidly.
2. The asynchronous motor integrated performance test system according to claim 1, wherein: the test control unit (2) comprises a torsion test module (21) and a working data test module (22);
the torque testing module (21) is used for testing the torque of the asynchronous motor, acquiring torque data of the asynchronous motor and testing the maximum torque value of the asynchronous motor;
the working data testing module (22) is used for detecting working data of the asynchronous motor in different rotation modes after the asynchronous motor is electrified and detecting data of the asynchronous motor which rotates instantaneously and rapidly.
3. The asynchronous motor integrated performance test system according to claim 2, wherein: when working data information in different rotation modes is detected after the asynchronous motor is electrified, the working data testing module (22) feeds back the rotation mode of the asynchronous motor to the torsion testing module (21) so that the torsion testing module (21) detects torsion in the different rotation modes.
4. The asynchronous motor integrated performance test system according to claim 2, wherein: the control judging unit (3) comprises an energizing data judging module (32) and a qualitative module (34);
the power-on data judging module (32) is used for receiving the torsion data and the working data information of the asynchronous motor by the torsion testing module (21) and the working data testing module (22), judging the power-on data of the asynchronous motor according to the received data to judge whether the data of the asynchronous motor are normal or not in the using process, and therefore whether the data detected under the normal using condition of the asynchronous motor are normal or not is ensured;
and the qualitative module (34) performs qualitative judgment on the asynchronous motor according to the judgment result of the power-on data judgment module (32) to determine the quality of the asynchronous motor.
5. The asynchronous motor integrated performance test system according to claim 4, wherein: the control judging unit (3) further comprises an analog control module (33);
the simulation control module (33) receives data judged by the power-on data judging module (32), extracts unqualified data items judged by the power-on data judging module (32), feeds back the unqualified data items to the rotation control module (12) and the rotation mode switching module (13), enables the rotation control module (12) and the rotation mode switching module (13) to control the unqualified data items again, acquires data of the asynchronous motor controlled by the rotation control module (12) and the rotation mode switching module (13) by the test control unit (2), transmits the acquired data to the power-on data judging module (32) again by the test control unit (2), and further judges by the power-on data judging module (32), and transmits a judging result to the qualitative module (34).
6. An asynchronous motor comprehensive performance testing method, comprising the asynchronous motor comprehensive performance testing system according to any one of claims 1-5, characterized in that: the method comprises the following steps:
s1, a passage executing module (11) conducts electrifying treatment on an asynchronous motor, determines whether the asynchronous motor is electrified normally, and a rotation control module (12) and a rotation mode switching module (13) control the rotation direction and rotation mode of the asynchronous motor so as to enable the asynchronous motor to switch different working modes;
s2, a torsion testing module (21) and a working data testing module (22) are used for testing and collecting torsion conditions and working data under different working states, and the collected data are transmitted to an electrified data judging module (32);
s3, the power-on data judging module (32) judges the data transmitted by the test control unit (2), the judging result is transmitted to the simulation control module (33) and the qualitative module (34), the simulation control module (33) extracts unqualified data judged by the power-on data judging module (32) and feeds back the unqualified data to the passage control unit (1), the passage control unit (1) re-controls the asynchronous motor, the test control unit (2) re-collects the data of the asynchronous motor, the collected data is transmitted to the power-on data judging module (32), the power-on data judging module (32) re-judges, the power-on data judging module (32) transmits the re-judging result to the qualitative module (34), and the qualitative module (34) performs quality qualitative on the asynchronous motor.
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| CN108717163A (en) * | 2018-05-31 | 2018-10-30 | 江西江铃集团新能源汽车有限公司 | Motor Measuring System |
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