Adjustment method of rotor position pi control parameters of permanent magnet synchronous motor
A permanent magnet synchronous motor and rotor position technology, applied in the direction of motor generator control, electronic commutation motor control, control system, etc., can solve the problem of difficult adjustment of PI controller parameters, achieve improved control performance, high accuracy, The effect of curbing blindness
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[0050] The present invention will be further described in detail below in conjunction with the accompanying drawings, so that those skilled in the art can implement it with reference to the description.
[0051] It should be understood that terms such as "having", "comprising" and "including" as used herein do not entail the presence or addition of one or more other elements or combinations thereof.
[0052] The invention provides a method for adjusting the PI control parameters of the rotor position of a permanent magnet synchronous motor, such as figure 1 As shown, the system used in this adjustment method includes: a controller 1, a power drive unit 2, a permanent magnet synchronous motor 3 and a rotor position sensor 4, wherein the controller 1 is composed of a comparator 111, a proportionalizer 112, and an integrator 113 , the first input terminal of the comparator 111 receives the rotor position command signal, the output terminal of the comparator 111 is respectively co...
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