Motor demagnetization method and apparatus
A degaussing method and technology of a degaussing device are applied in the estimation/correction of motor parameters, etc., and can solve the problems of low reliability of software speed tracking
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[0038] In order to make the object, technical solution and advantages of the present invention clearer, the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.
[0039] In order to illustrate the technical solutions of the present invention, specific examples are used below to illustrate.
[0040] An embodiment of the present invention provides a motor degaussing method, such as figure 1 As shown, the motor degaussing method includes the following steps:
[0041] S101. When the motor stops, demagnetize the motor;
[0042] S102. During the degaussing process of the motor, detect the feedback current on the DC bus of the motor, and judge whether the feedback current is greater than the first preset current value;
[0043] S103. When the feedback current is...
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