Apparatus and method for controlling operation of compressor

Details Apparatus and method for controlling operation of compressor Apparatus and method for controlling operation of compressor

2008-07-22

2008-07-22

Duda, Rina I (Department: 2837)

Electricity: motive power systems

Induction motor systems

Primary circuit control

C318S783000, C318S778000, C318S791000

Reexamination Certificate

active

07402976

ABSTRACT:
An apparatus for controlling an operation of a compressor includes a controller for generating a control signal for selecting an operation mode of a compressor according to an operation load of the compressor; a first switching unit connected to a motor consisting of a main coil and a sub-coil and selecting the main coil or both the main coil and the sub-coil according to the control signal; first and second capacitors electrically connected with the first switching unit; and a second switching unit connected to the first capacitor and selectively connecting the first capacitor in parallel to the second capacitor according to the control signal.

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U.S. Appl. No. 10/896,278 to Eon Pyo Hong et al., filed Jul. 22, 2004.

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