System and method for transient-based motor speed estimation with transient excitation
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United States of America Patent
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May 26, 2009
Grant Date -
Oct 25, 2007
app pub date -
Apr 28, 2007
filing date -
Apr 24, 2006
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Abstract
Control systems and speed estimation systems are presented having a transient-based speed estimation system that provides a rotor speed estimate based on a measured speed-related motor transient signal, and a transient excitation system which selectively modifies at least one switch control signal to excite the measured motor transient.
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