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Title:
AIR CONDITIONER AND METHOD OF CONTROLLING THE SAME
Document Type and Number:
Japanese Patent JP2011153755
Kind Code:
A
Abstract:

To provide an air conditioner and a method of controlling the air conditioner capable of preventing degradation of heating feeling even when single-type indoor units are used in a multi-type air conditioner.

This air conditioner includes a control section 7 for controlling a refrigerant discharge flow rate in a compressor 21, indoor heat exchange sensors 43 measuring temperatures of indoor heat exchangers 41 in single indoor units 4A, 4B, 4C, 4D, and an operating section 6 for calculating a required discharge flow rate as the refrigerant discharge flow rate of the compressor 21 to ensure a circulation flow rate of the refrigerant supplied to the single indoor units 4A, 4B, 4C, 4D on the basis of an operating condition. The control section 7 performs correction to increase the required discharge flow rate when the required discharge flow rate is a maximum required discharge flow rate or more in the single indoor units 4A, 4B, 4C 4D and a measurement value of the indoor heat exchange sensor 43 is less than a prescribed value, to control the refrigerant discharge flow rate of the compressor 21 on the basis of the required discharge flow rate after the correction.


Inventors:
KANBARA HIROSHI
SATO MAKOTO
KORESAWA TAKEYUKI
Application Number:
JP2010015240A
Publication Date:
August 11, 2011
Filing Date:
January 27, 2010
Export Citation:
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Assignee:
MITSUBISHI HEAVY IND LTD
International Classes:
F24F11/02
Domestic Patent References:
JPH11101488A1999-04-13
JPH08271026A1996-10-18
JP2006234295A2006-09-07
Attorney, Agent or Firm:
Noriharu Fujita
Kunio Ueda