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Title:
HEATING CONTROL METHOD AND DEVICE FOR AIR CONDITIONER, AND AIR CONDITIONER
Document Type and Number:
WIPO Patent Application WO/2018/177079
Kind Code:
A1
Abstract:
An air conditioner, and a heating control method and device therefor. The control method comprises: during heating operation of an air conditioner, obtaining the indoor temperature, and comparing the indoor temperature with a first indoor temperature threshold; and if the indoor temperature is not higher than the first indoor temperature threshold, executing dual PID control: calculating the temperature difference between the indoor temperature and a set target indoor temperature to obtain an indoor temperature difference, and performing room temperature PID calculation according to the indoor temperature difference to obtain a first target frequency; calculating the temperature difference between a coil temperature and a set target coil temperature to obtain a coil temperature difference, and performing coil temperature PID calculation according to the coil temperature difference to obtain a second target frequency; and selecting the larger one of the first target frequency and the second target frequency as the frequency of the indoor unit to control the compressor of the air conditioner. The method can resolve the problem of uncomfortable heating of an existing air conditioner caused by slow heating speed thereof.

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Inventors:
LIU JUKE (CN)
XU BEIBEI (CN)
XU GUOJING (CN)
Application Number:
PCT/CN2018/078033
Publication Date:
October 04, 2018
Filing Date:
March 05, 2018
Export Citation:
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Assignee:
QINGDAO HAIER AIR CONDITIONER CENERAL CORP LTD (CN)
International Classes:
F24F11/00
Foreign References:
CN107036236A2017-08-11
CN104697109A2015-06-10
CN104764151A2015-07-08
CN105042795A2015-11-11
CN104713196A2015-06-17
JP2008175493A2008-07-31
Attorney, Agent or Firm:
WISEAST INTELLECTUAL PROPERTY LAW FIRM (CN)
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