The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 22, 2020
Filed:
Apr. 26, 2018
Gd Midea Heating & Ventilating Equipment Co., Ltd., Foshan, CN;
Midea Group Co., Ltd., Foshan, CN;
Linxing Ren, Foshan, CN;
Yongfeng Xu, Foshan, CN;
Guozhong Yang, Foshan, CN;
Mingren Wang, Foshan, CN;
Meibing Xiong, Foshan, CN;
Xihua Ma, Foshan, CN;
GD MIDEA HEATING & VENTILATING EQUIPMENT CO., LTD., Foshan, CN;
MIDEA GROUP CO., LTD., Foshan, CN;
Abstract
It is provided a cold-air-avoidance control method and apparatus of an indoor unit of a multi-split air conditioning system, the multi-split air conditioning system includes an outdoor unit and a plurality of indoor units, and the cold-air-avoidance control method includes: obtaining a saturation temperature corresponding to a high pressure of the outdoor unit; obtaining an entrance temperature and a return air temperature of a heat exchanger of each heating indoor unit, and controlling an operating status of the heating indoor unit according to the saturation temperature, the entrance temperature and the return air temperature. With the method according to the present disclosure, reliability and accuracy of controlling the heating indoor unit can be improved, such that the effect of the cold-air-avoidance control is improved, and a more comfortable heating process is provided.