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Title:
AIR CONDITIONER DEFROSTING CONTROL METHOD AND DEVICE, AND AIR CONDITIONER
Document Type and Number:
WIPO Patent Application WO/2022/160766
Kind Code:
A1
Abstract:
An air conditioner defrosting control method, comprising: determining that a defrosting mode is triggered, an electric auxiliary heating device of an air conditioner performs preheating, and an inner draught fan stops running; and after preheating is completed, controlling the air conditioner to convey a refrigerant for defrosting according to a reverse circulation mode, and the inner draught fan to start to operate, such that the air conditioner operates in the defrosting mode. Before the air conditioner operates in the reverse circulation defrosting mode, the electric auxiliary heating device is first controlled to preheat, such that the electric auxiliary heating device keeps a relatively high heat output state after preheating, the indoor environment fluctuation is relatively small in the operation process of the defrosting mode, the indoor temperature can be maintained in a comfortable temperature range of a user, and the user experience is improved.

Inventors:
WANG, Yadong (CN)
WANG, Ruofeng (CN)
Application Number:
PCT/CN2021/121635
Publication Date:
August 04, 2022
Filing Date:
September 29, 2021
Export Citation:
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Assignee:
QINGDAO HAIER AIR CONDITIONER GENERAL CORP., LTD. (CN)
QINGDAO HAIER AIR-CONDITIONING ELECTRONIC CO., LTD (CN)
HAIER SMART HOME CO., LTD (CN)
International Classes:
F24F11/42; F24F11/64; F24F11/65; F24F11/84
Attorney, Agent or Firm:
QINGDAO ZHONGJIA STANDARD PATENT AGENCY CO., LTD (CN)
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