Permanent magnet motor rotor and permanent magnet synchronous motor
A permanent magnet synchronous motor, permanent magnet motor technology, applied in synchronous motors with static armatures and rotating magnets, magnetic circuit rotating parts, magnetic circuits, etc., can solve the problem of low main pole permanent magnets, and improve the torque, reducing the risk of demagnetization, improving the effect of the operating point
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[0030] In order to make the purpose, technical solution and advantages of the present invention clearer, the permanent magnet motor rotor and the permanent magnet synchronous motor of the present invention will be further described in detail through the following embodiments and in conjunction with the accompanying drawings. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.
[0031] see figure 1 , the permanent magnet motor rotor 110 according to an embodiment of the present invention includes a rotor core 111 , a tangentially magnetized main pole permanent magnet 112 and a tangentially magnetized auxiliary permanent magnet 113 . The rotor core 111 is provided with an even number of placement slots, the even number of placement slots are evenly distributed along the circumferential direction of the rotor core 111 , and each placement slot is arranged along the radial directio...
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