Application of Variable Structure Control Base on Kalman Filter Rearch Law to Electro-Mechanical Actuator

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Abstract:

A control scheme of direct DC electro-mechanical actuator based on discrete-time variable structure controller with Kalman filter is designed. In order to improve the perfect of the mechanical actuator mathematical model, the hinge moment is considered, and the coefficients of its transfer function are appropriately amended. For practical application, the Kalman filter is introduced to reduce the white noise in control process. The calculative results show that the precision of track and control is improved obviously.

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992-996

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November 2012

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© 2012 Trans Tech Publications Ltd. All Rights Reserved

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