Sensorless control method and control system for internal permanent magnet synchronous motor
A technology of permanent magnet synchronous motor and control method, applied in control system, motor control, vector control system and other directions, can solve the problems of complex realization, large amount of calculation, nonlinear inverter and other problems, and achieve the effect of improving accuracy
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[0032] Embodiments of the present invention are described in detail below, examples of which are shown in the drawings, wherein the same or similar reference numerals designate the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the figures are exemplary and are intended to explain the present invention and should not be construed as limiting the present invention.
[0033] The position sensorless control method and control system of the built-in permanent magnet synchronous motor according to the embodiments of the present invention will be described below with reference to the accompanying drawings.
[0034] In the embodiment of the present invention, the built-in permanent magnet synchronous motor is controlled by using a speed-current double closed-loop structure.
[0035] figure 1 It is a schematic flowchart of a control method for a built-in permanent magnet synchronous motor without a...
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