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DELAY TIME DETECTION AND ACCOMMODATION FOR A NETWORKED DC MOTOR CONTROL

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Author(s):
Apolinario, Gisele C. ; Garcia, Jose Paulo F. ; Garcia, Lizete Maria C. F. ; Rodrigues, Fernando B. ; Garcia, Saulo C. ; IEEE
Total Authors: 6
Document type: Journal article
Source: XI BRAZILIAN POWER ELECTRONICS CONFERENCE (COBEP 2011); v. N/A, p. 6-pg., 2011-01-01.
Abstract

This paper presents a control method that is effective to reduce the degenerative effects of delay time caused by a treacherous network. In present application a controlled DC motor is part of an inverted pendulum and provides the equilibrium of this system. The control of DC motor is accomplished at the distance through a treacherous network, which causes delay time in the control signal. A predictive technique is used so that it turns the system free of delay. A robust digital sliding mode controller is proposed to control the free-delay system. Due to the random conditions of the network operation, a delay time detection and accommodation strategy is also proposed. A computer simulation is shown to illustrate the design procedures and the effectiveness of the proposed method. (AU)

FAPESP's process: 06/58850-6 - Diagnosis, prognosis and fault accommodation for dynamical systems
Grantee:Takashi Yoneyama
Support Opportunities: Research Projects - Thematic Grants