公开(公告)号：US10317118B2

公开(公告)日：2019-06-11

申请号：US15511080

申请日：2014-12-26

Applicant: GREE ELECTRIC APPLIANCES, INC. OF ZHUHAI

Inventor： Wenjie Dai ,  Shiqiang Zhang ,  Yihe Zhang ,  Jianguo Xiong ,  Kai Yu ,  Benyong Bao ,  Weiguo Li

IPC: F25B45/00 ,  F24F11/00 ,  F25B41/06 ,  F25B13/00 ,  F25B41/04 ,  F25B49/02 ,  F24F11/89

Abstract: A variable refrigerant volume system includes: a compressor; a four-way valve; an indoor unit; a liquid tube, the first end thereof being connected to the indoor unit, the second end thereof being connected to the third valve port of the four-way valve, and a condenser being provided on the liquid tube; a low pressure air pipe, the first end thereof being connected to the indoor unit, and the second end thereof being connected to the fourth valve port of the four-way valve; a refrigerant adjustment tank, the first port thereof being connected to the liquid tube, the second port thereof being connected to the low pressure air pipe, and the third port thereof optionally communicating with the liquid tube or the low pressure air pipe.