A Rotor Double Winding Pole-changing Asynchronous Starter Vernier Motor
A technology for asynchronous starting and vernier motors, which is applied to magnetic circuit rotating parts, shape/style/structure of winding conductors, electromechanical devices, etc. It can solve the problems that the starting performance and steady-state performance of asynchronous starting vernier motors cannot be balanced, and achieve Increased torque density, high efficiency, and steady-state performance
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[0021] 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.
[0022] The invention provides a pole-changing asynchronous starter vernier motor with double windings on the rotor, such as figure 1 As shown, it includes a stator and a rotor; wherein, the stator includes a stator core 1 and a stator winding 3 , and the rotor includes a rotor core 2 , a rotor damping winding 5 , a rotor starting winding 6 and a permanent magnet 4 .
[0023] The stator core 1 is in the shape of a ring, and its inner ring surface is provided with a plurality of open slots as stator slots along the circumferential direction to accommodate the stator winding 3; the rotor core 2 is coa...
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