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Simple overview of variable frequency motors

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Simple overview of variable frequency motors

来源: http://dntgm.com点击: Release date: 2019-05-26 10:29 source: http : //dntgm.comclick :

The speed regulation and control of electric motors is one of the basic technologies for various types of industrial and agricultural machinery and office and frequency conversion motors and people's livelihood electrical equipment. With the amazing development of power electronics technology and microelectronic technology, the AC speed regulation method using "dedicated variable frequency induction motor + frequency converter" is leading a field to replace the traditional in the speed regulation field with its excellent performance and economy Renewal of speed regulation. The gospel it brings to all walks of life lies in: greatly improving the degree of mechanical automation and production efficiency, saving energy, improving product qualification rates and product quality, correspondingly increasing the power system capacity, miniaturizing equipment, and increasing comfort. Fast speed replaces traditional mechanical speed regulation and DC speed regulation schemes. Due to the particularity of the variable frequency power supply and the system's requirements for high-speed or low-speed operation and dynamic speed response, the motor as the main body of the motor has put forward harsh requirements and brought new problems in the electromagnetic, structural, and insulation aspects of the motor .

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