Study on Control Technology of Double-Fed Motor Based on PLC and General Inverter

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Abstract:

In this paper, a voltage and frequency control model of double-fed motor excitation is put forward. This method has the ability to separate frequency and voltage adjustment of a general inverter by using USS communication protocol between the PLC and the general inverter. On this basis, the experimental system is constructed, and the related experiments are studied. Theoretical analysis and experimental results show that the proposed control method is feasible and has wide application prospects. It is very suitable for doubly-fed motors and other loads which need control of frequency and voltage.

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46-50

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October 2012

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© 2012 Trans Tech Publications Ltd. All Rights Reserved

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