Gree Electric Appliances, Inc. of Zhuhai

Gree Electric Appliances (wuhan) Co., Ltd

Jianguo Xiong

Shiqiang Zhang

Lianfa Wu

Huachao Jiao

Bing Zhou

Bo Qiu

Zhiguang Huang

Donghui Li

Jian Ye

Jie Tang

Yihe Zhang

Tieying Ye

Weiyou Yu

Wencan Wang

Kai Yu

Dongfeng Lai

Ge Yu

Yuhai Su

Weixue Lin

Han Gao

Junyong Wang

Xixi Kuang

Zhongmei Wei

Weiguo Li

Wenjie Dai

Benyong Bao

Guangxu Zhang

Quanyou Hu

Lixuan Gong

Jinguo Zeng

Zhiyao Hu

Bochun Liu

Disclosed are a method and device for controlling pressure of units with height drop, and an air conditioner device. The method includes: monitoring an operating mode of the unit; obtaining an operating parameter corresponding to the operating mode according to the operating mode; and adjusting an opening degree of an electronic expansion valve according to the operating parameter.

Method and device for controlling pressure of units with height drop, and air conditioner device

An air outlet duct structure, an air outlet panel and a patio type air conditioner indoor unit are provided. The air outlet duct structure includes a first air duct wall and a second air duct wall arranged oppositely. An air outlet passage is formed between the first air duct wall and the second air duct wall. The first air duct wall includes a plurality of concave curved surfaces connected along an airflow direction, wherein curvature radii of the plurality of concave curved surfaces decrease sequentially along the airflow direction.

Air-outlet duct structure, air-outlet panel and patio type air conditioner indoor unit

The present disclosure provides a heat exchanger assembly and an air conditioner. The heat exchanger assembly comprises a first heat exchanger, a second heat exchanger and a third heat exchanger. The second heat exchanger is arranged to be angled relative to the first heat exchanger, the first end of the second heat exchanger is connected with or close to the first end of the first heat exchanger, and the second end of the second heat exchanger is away from the second end of the first heat exchanger. The third heat exchanger is arranged between the first heat exchanger and the second heat exchanger.

Heat exchanger assembly and air conditioner

The present disclosure relates to a method and device of combining outdoor units and rotating operation of outdoor units, and MSAC system, and relates to the field of unit technology. The method includes: determining a plurality of combination manners of the outdoor units, according to a capacity of an indoor unit currently turned on and a capacity of each of the outdoor units; sequencing the plurality of combination manners in priority, according to priority strategies; and sequentially rotating the outdoor units to operate, based on the sequenced combination manners.

Method and device of combining outdoor units and rotating operation of outdoor units and MSAC system

The present disclosure relates to a method of controlling operation state of multi-split air conditioner and system, and a heat pump multi-split. The control method includes: determining a target operation mode of each indoor unit according to an operation mode set by a user for the indoor unit; performing statistics on heat exchange demands of the indoor units corresponding to different target operation modes, and determining a dominant operation mode among the target operation modes according to the heat exchange demands; and using the dominant operation mode as the operation mode of an outdoor unit.

Method and system of controlling operation state of multi-split air conditioner, and heat pump multi-split air conditioner

The present disclosure relates to a method, device and system for air conditioning units. The method includes: acquiring information of air conditioning units; determining air conditioning units that need to be networked according to the acquired information, wherein the air conditioning units that need to be networked include a first air conditioning unit and a second air conditioning unit; sending the information of the second air conditioning unit to the first air conditioning unit, and sending the information of the first air conditioning unit to the second air conditioning unit, wherein the information of the second air conditioning unit is used for the first air conditioning unit to be networked with the second air conditioning unit, and the information of the first air conditioning unit is used for the second air conditioning unit to be networked with the first air conditioning unit.

Method, device and system for wireless networking of air conditioning unit

The present disclosure discloses a control method for a multi-split air conditioning system and a multi-split air-conditioning system, the multi-split air conditioning system, including a compressor and a plurality of indoor units respectively arranged on a plurality of parallel branches, the indoor unit including a fan and the control method including: in a cooling mode, when the multi-split air conditioning system needs oil return, the multi-split air conditioning system opening a branch where an indoor unit in an off state is located, determining whether the indoor unit has reached a dewing condition, opening the branch on which the indoor unit is located, and controlling the fan of the indoor unit according to a determination result.

Multi-split air conditioning system and control method therefor

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.

Variable refrigerant volume system and control method thereof

Growing community of inventors

Guangdong, China

Jianguo Xiong