Externally controlled pole-changing motor system

A pole-changing motor, internal motor technology, applied in control systems, electrical components, AC motor control, etc., can solve the problems of similar price, easy damage, and high product cost

Inactive Publication Date: 2016-02-03
李德生
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] At present, the frequency converter used in motors is composed of electronic components, which are easily burned by high current and overload, and are directly related to ambient temperature and humidity and are easily damaged; the frequency converter is an online frequency conversion mode, and the product cost is high; the frequency converter and The price of the motor of this power is similar and higher

Method used

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  • Externally controlled pole-changing motor system

Examples

Experimental program
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Effect test

Embodiment 1

[0015] Embodiment 1: a 400-kilowatt AC motor: excitation voltage 180V; current 23.6A, power=4248VA. The active magnetic control system, lidesheng, only controls the load of 4248VA, which is relatively easy to construct and low in cost.

[0016] The structure of the present invention includes: excitation wire package, outer shape magnetic conductor, motor wire package, inner motor magnetic conductor, N / S magnetic pole, cutting magnetic field line direction 1, input port 1, rotor rotation direction, active magnetic control system slidesheng control port 1, Input port 2, direction of magnetic force line 2, S / N magnetic pole, active magnetic control system slidesheng control port 2, active magnetic control system slidesheng, power input port 1, power input 2, etc.

[0017] The externally controlled pole-changing motor system is composed of 1. the excitation wire package and 2. the outer annular magnet conductor and 3. the motor wire package, 4. the inner motor magnetic conductor ...

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PUM

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Abstract

The invention creatively discloses an externally controlled pole-changing motor system, which comprises an excitation solenoid (1), an outer ring magnetizer (2), a motor solenoid (3), an inner motor magnetizer (4), an active magnetic control system lidesheng (14) and the like in common, wherein built-in control information of the active magnetic control system lidesheng (14) is output through a control port 1 of an active magnetic control system lidesheng (9), is output through an input port 1 (7) and a control port 2 of an active magnetic control system lidesheng (13), and supplies electricity to the excitation solenoid (1) through an input port 2 (10); the excitation solenoid (1) is electrified to generate a polar magnetic field with a variable N / S; the variable polar magnetic field generated by the excitation solenoid (1) and a rotor synchronously cut the motor solenoid (3); the motor solenoid (3) generates a drive magnetic field by a cutting magnetic line; and a power supply input inputs electric energy through a power supply input port 1 (15) and a power supply input port 2 (16) respectively, so that the targets of changing of a rotating speed within a cycle and adjusting of the stability of a motor in a pole-changing manner are achieved.

Description

technical field [0001] The invention relates to an externally controlled pole-changing motor technology for multi-field applications such as active magnetism, and in particular to a device that uses an outer annular magnetizer to control the forward and reverse direction of the wire-wrapped current and the size of the wire-wrapped current; Electric vehicles, electric vehicles, fans, air compressors and other electric devices driven by unequal speeds (referred to as "external control pole-changing motor system"). Background technique [0002] At present, the frequency converter used in motors is composed of electronic components, which are easily burned by high current and overload, and are directly related to ambient temperature and humidity and are easily damaged; the frequency converter is an online frequency conversion mode, and the product cost is high; the frequency converter and The price of the motor of this power is similar and higher. Contents of the invention ...

Claims

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Application Information

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IPC IPC(8): H02P25/20
Inventor 李德生
Owner 李德生
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