US 12,135,160 B2
Refrigerator and control method, device and system thereof
Ruiming Fang, Anhui (CN); and Yu Li, Anhui (CN)
Assigned to HEFEI MIDEA REFRIGERATOR CO., LTD., Anhui (CN); HEFEI HUALING CO., LTD., Anhui (CN); and MIDEA GROUP CO., LTD., Guangdong (CN)
Appl. No. 17/420,292
Filed by HEFEI MIDEA REFRIGERATOR CO., LTD., Anhui (CN); HEFEI HUALING CO., LTD., Anhui (CN); and MIDEA GROUP CO., LTD., Guangdong (CN)
PCT Filed Jan. 9, 2019, PCT No. PCT/CN2019/070940
§ 371(c)(1), (2) Date Jul. 1, 2021,
PCT Pub. No. WO2020/142915, PCT Pub. Date Jul. 16, 2020.
Prior Publication US 2022/0090841 A1, Mar. 24, 2022
Int. Cl. F25D 21/00 (2006.01); G05B 19/042 (2006.01)
CPC F25D 21/006 (2013.01) [F25D 21/008 (2013.01); G05B 19/042 (2013.01); F25B 2600/01 (2013.01); F25C 2600/02 (2013.01); F25D 2600/02 (2013.01); G05B 2219/2654 (2013.01)] 10 Claims
OG exemplary drawing
 
1. A method for controlling a refrigerator, comprising:
determining that a cumulative running time of a compressor is no less than a running time threshold;
determining that an ice maker is currently in a working state; and
controlling the refrigerator to perform a defrosting operation after a current ice making cycle is ended,
wherein the running time threshold is a time duration difference between a first time duration of a defrosting cycle of the refrigerator and a second time duration of an ice making cycle of the ice maker.