REFRIGERANT HEATING DEVICE AND METHOD OF CONTROLLING HEATING CAPACITY OF THE DEVICE

Title:

REFRIGERANT HEATING DEVICE AND METHOD OF CONTROLLING HEATING CAPACITY OF THE DEVICE

Document Type and Number:

WIPO Patent Application WO/2007/091553

Kind Code:

A1

Abstract:

A refrigerant heating device capable of controlling local superheat of a refrigerant and a method of controlling the heating capacity of the device. The refrigerant heating device (4) has a heater (12) and a control section (17). The heater (12) heats the refrigerant flowing in a refrigerant circuit (10). The control section (17) controls operation of the heater (12) such that, to increase the heating capacity of the heater (12), the capacity is increased stepwise at predetermined time intervals.

Inventors:

YABU TOMOHIRO (JP)
YOSHIMI ATSUSHI (JP)

Application Number:

PCT/JP2007/052018

Publication Date:

August 16, 2007

Filing Date:

February 06, 2007

Export Citation:

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Assignee:

DAIKIN IND LTD (JP)
YABU TOMOHIRO (JP)
YOSHIMI ATSUSHI (JP)

International Classes:

F25B13/00; F24F11/02; F25B41/00; F25B47/02

Foreign References:

JPH0480562A	1992-03-13
JP2002005537A	2002-01-09
JPH08210720A	1996-08-20
JPH0410524Y2	1992-03-16

Attorney, Agent or Firm:

ONO, Yukio et al. (South Forest Bldg., 1-4-19, Minamimori-machi,, Kita-ku, Osaka-sh, Osaka54, JP)

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