Driving controlling apparatus for linear compressor and...

Details Driving controlling apparatus for linear compressor and... Driving controlling apparatus for linear compressor and...

2006-10-31

2009-06-16

Ro, Bentsu (Department: 2837)

Pumps

Condition responsive control of pump drive motor

By control of electric or magnetic drive motor

C417S045000, C417S044110, C318S778000

Reexamination Certificate

active

07547197

ABSTRACT:
A driving controlling apparatus for a linear compressor, comprises a controlling unit for detecting a TDC by a phase difference inflection point between a stoke and a current with increasing the stroke by controlling the current applied to a linear motor, and for varying the current applied to the linear motor based on the detected TDC.

REFERENCES:
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patent: 6623246 (2003-09-01), Hwang et al.
patent: 6685438 (2004-02-01), Yoo et al.
patent: 6811380 (2004-11-01), Kim
patent: 6930462 (2005-08-01), Yoo et al.
patent: 2004/0071556 (2004-04-01), Sung et al.
patent: 2005/0158178 (2005-07-01), Yoo et al.
patent: 2006/0153688 (2006-07-01), Lee et al.
patent: 2006/0228224 (2006-10-01), Hong et al.
patent: 2006/0251523 (2006-11-01), Lee et al.
U.S. Appl. No. 11/554,741 to Sung et al., filed on Oct. 31, 2006.

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