Title:
METHOD FOR DETERMINING CLOGGING DEGREE OF DUST FILTER SCREEN OF AIR CONDITIONER, AND AIR CONDITIONER
Document Type and Number:
WIPO Patent Application WO/2021/057469
Kind Code:
A1
Abstract:
A method for determining the clogging degree of a dust filter screen of an air conditioner. The method comprises: acquiring an operating mode of an air conditioner; acquiring an initial current value, corresponding to the operating mode, of an electric motor of an indoor fan of an indoor unit of the air conditioner, wherein the initial current value is an electric motor current value acquired after the air conditioner is adjusted to the operating mode during an initialization process; acquiring the current of the electric motor several times, so as to obtain a plurality of actually-measured current values; and according to the magnitudes of the plurality of actually-measured current values and the initial current value, determining the clogging degree of a dust filter screen. According to the air conditioner and the method for determining the clogging degree of a dust filter screen of the air conditioner of the present invention, the precision rate for determining the clogging degree of the dust filter screen is improved, and incorrect determination is reduced, thereby improving the user experience.
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Inventors:
CHEN JIANLONG (CN)
ZHANG FEI (CN)
LU JIANSONG (CN)
JU LONGJIA (CN)
SONG WEI (CN)
LI SHUYUN (CN)
YAO YONGXIANG (CN)
ZHANG FEI (CN)
LU JIANSONG (CN)
JU LONGJIA (CN)
SONG WEI (CN)
LI SHUYUN (CN)
YAO YONGXIANG (CN)
Application Number:
PCT/CN2020/114074
Publication Date:
April 01, 2021
Filing Date:
September 08, 2020
Export Citation:
Assignee:
QINGDAO HAIER AIR CONDITIONER GENERAL CORP LTD (CN)
HAIER SMART HOME CO LTD (CN)
HAIER SMART HOME CO LTD (CN)
International Classes:
F24F11/39; F24F1/0073; F24F11/64
Foreign References:
| CN110749035A | 2020-02-04 | |||
| CN102519118A | 2012-06-27 | |||
| CN102519118A | 2012-06-27 | |||
| CN105352027A | 2016-02-24 | |||
| JP2011033214A | 2011-02-17 |
Attorney, Agent or Firm:
WISEAST INTELLECTUAL PROPERTY LAW FIRM (CN)
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