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BRUSHLESS DC-MOTOR WITH DIGITAL STATE CONTROLLER
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Author(s) |
G. Henneberger; T. Lutter |
Abstract |
In this paper a digital state controller is presented which has been developed for a selfcommutated permanent magnet excited synchronous machine. In order to use the current precontrol technique the rotor has a magnetic asymmetrical design. Since the machine represents a strong nonlinear system, special methods are necessary in order to develop the controller. Among others, the structure of the machine asks for a cascade controller. Because state controllers exclusively have P-behaviour, a load observer has to be applied to realize stationary precision. The design of the controller and the observer of a brushless dc-motor are described. The function of the controller is proved by simulation techniques and verified by measurements. |
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Filename: | Unnamed file |
Filesize: | 2.54 MB |
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Type |
Members Only |
Date |
Last modified 2019-08-06 by System |
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