Motor control apparatus
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United States of America Patent
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Aug 11, 2009
Grant Date -
Dec 28, 2006
app pub date -
Jun 20, 2006
filing date -
Jun 28, 2005
priority date (Note) -
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status (Latency Note)
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Abstract
A motor control apparatus for controlling an operation of an electric motor has an operational temperature estimator and an operation controller. The operational temperature estimator estimates an estimated temperature of the electric motor. The operation controller disables to start the operation of the electric motor while the estimated temperature is within a predetermined operation start disable range, and enables to continue the operation of the electric motor when the estimated temperature increases into the operation start disable range.
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