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Experimental evaluation of a sensor-imperfection compensation technique

Posted on:2004-07-29Degree:M.SType:Thesis
University:The University of Alabama in HuntsvilleCandidate:Pandkar, Sudhir VijayFull Text:PDF
GTID:2468390011476418Subject:Engineering
Abstract/Summary:
Sensors used in Control fields suffer from dynamic imperfections like inertia and overshoot. The traditional way of mathematically modeling those sensor-imperfections and combining the resulting sensor model with the actual plant dynamics does not mitigate the resulting compromises made in overall system performance. In June 1996, Dr. C. D. Johnson, in his IFAC paper on ‘Sensor-Imperfection Compensation’ presented a new approach to the compensation of dynamic-type sensor-imperfection at the sensor-output, using an input-identification technique developed in 1968–70 for his ‘Disturbance-Accommodation Theory’. This thesis is devoted to the experimental evaluation of the sensor-imperfection compensation methodology for some common cases of sensor dynamic models with imperfections. The experiments are conducted by computer simulation techniques.
Keywords/Search Tags:Compensation, Sensor-imperfection
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