Motor control apparatus

Details Motor control apparatus Motor control apparatus

2006-06-20

2009-08-11

Benson, Walter (Department: 2837)

Electricity: motive power systems

Automatic and/or with time-delay means

Responsive to thermal conditions

C318S473000, C318S783000

Reexamination Certificate

active

07573222

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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patent: 5663620 (1997-09-01), Mizuno et al.
patent: 6055819 (2000-05-01), Kang
patent: 6897782 (2005-05-01), Heinrich et al.
patent: 7400338 (2008-07-01), Yano
patent: A-11-164472 (1997-11-01), None

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