US 11,867,421 B2
Air conditioner and control method therefor
Kun Yang, Qingdao (CN); Yabin Sui, Qingdao (CN); Yanyao Lei, Qingdao (CN); Yunhua Ma, Qingdao (CN); Junhui Zhang, Qingdao (CN); and Zongke Wei, Qingdao (CN)
Assigned to Qingdao Haier Air-conditioning Electronic Co., Ltd, Qingdao (CN); and Haier Smart Home Co., Ltd., Qingdao (CN)
Appl. No. 17/290,842
Filed by Qingdao Haier Air-conditioning Electronic Co., Ltd, Shandong (CN); and Haier Smart Home Co., Ltd., Shandong (CN)
PCT Filed Oct. 21, 2019, PCT No. PCT/CN2019/112230
§ 371(c)(1), (2) Date May 3, 2021,
PCT Pub. No. WO2020/134404, PCT Pub. Date Jul. 2, 2020.
Claims priority of application No. 201811636115.4 (CN), filed on Dec. 29, 2018.
Prior Publication US 2021/0389012 A1, Dec. 16, 2021
Int. Cl. F24F 11/64 (2018.01); F24F 11/38 (2018.01)
CPC F24F 11/64 (2018.01) [F24F 11/38 (2018.01)] 7 Claims
OG exemplary drawing
 
1. A control method for an air conditioner, the air conditioner comprising a compressor, and the control method comprising:
acquiring an outdoor ambient temperature;
determining a first preset time according to the outdoor ambient temperature;
acquiring operating parameters of the compressor after the first preset time has elapsed; and
selectively stopping an operation of the air conditioner according to the operating parameters of the compressor;
wherein the acquiring operating parameters of the compressor after the first preset time has elapsed comprises acquiring a discharge temperature of the compressor after the first preset time has elapsed;
wherein the selectively stopping the operation of the air conditioner according to the operating parameters of the compressor comprises selectively stopping the operation of the air conditioner according to the discharge temperature of the compressor; and
wherein, in a case where the air conditioner is made to continue operating, the control method further comprises:
determining a second preset time according to the outdoor ambient temperature;
acquiring a low-magnitude pressure of the compressor after the second preset time has elapsed; and
selectively stopping the operation of the air conditioner according to the low-magnitude pressure of the compressor.