公开(公告)号：US11971203B2

公开(公告)日：2024-04-30

申请号：US17753563

申请日：2020-07-29

申请人： DAIKIN INDUSTRIES, LTD.

发明人： Manabu Yoshimi ,  Takeshi Hikawa ,  Shinichi Kasahara ,  Shohei Yamada ,  Hiroyuki Kagitani ,  Hidetaka Kishimoto

IPC分类号： F25B49/02 ,  F24F11/36 ,  F24F11/64

CPC分类号： F25B49/02 ,  F24F11/36 ,  F24F11/64 ,  F25B2400/13 ,  F25B2600/2513 ,  F25B2700/04 ,  F25B2700/21151 ,  F25B2700/21152

摘要： A refrigerant amount determining device includes: an operation data acquiring unit configured to acquire operation data of an air conditioning system; a calculating unit configured to calculate a refrigerant amount index value from the operation data acquired; an inferring unit configured to infer information regarding correction of the refrigerant amount index value using a correction model and at least one of the acquired operation data or the calculated refrigerant amount index value; and a determining unit configured to determine a refrigerant amount of the air conditioning system based on the information regarding correction of the refrigerant amount index value.