Centrifugal pump and permanent magnet synchronous motor matching device and monitoring, regulating and controlling method thereof
A technology for permanent magnet synchronous motors and centrifugal pumps, which is applied to pump devices, electromechanical devices, pump controls, etc., and can solve problems such as efficiency reduction and energy waste
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[0046] The following are specific embodiments of the present invention and in conjunction with the accompanying drawings, the technical solutions of the present invention are further described, but the present invention is not limited to these embodiments.
[0047] Such as figure 1 As shown, the supporting device of the centrifugal pump and the permanent magnet synchronous motor includes a centrifugal pump, a permanent magnet synchronous motor and a servo driver 19. The centrifugal pump includes a pump casing 1, and the pump casing 1 has a pump cavity, and an impeller 2 is arranged in the pump cavity. The center of 2 is fixed through the pump body shaft 3, and the transmission end of the pump body shaft 3 protrudes from the pump casing 1. The water inlet 1a and the water outlet 1b are set on the pump casing 1, and the water inlet 1a is connected to the impeller channel of the pump chamber through the tube cavity. The flow path of the impeller is connected to a volute 4, and th...
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