Gree Electric Appliances, Inc. of Zhuhai

Gree Electric Appliances (wuhan) Co., Ltd

Gree Green Refrigeration Technology Center Co., Ltd. of Zhuhai

Guangzhou Special Pressure Equipment Inspection and Research Institute

Comba Telecom Technology (guangzhou) Co., Ltd.

Sun Yat-senuniversity

Zhuhai Cosmx Battery Co., Ltd.

Hui Zhang

Yusheng Hu

Huanlong Wu

Lin Wei Yang

Bin Chen

Yong Xiao

Jing Wang

Bo Liang

Ke Xu

Liang Li

Mingzhu Dong

Jun Xiong

Bo Yang

Kai Yu

Youfu Xie

Zeyin Mi

Maodong Li

Jianghong Zhu

Zhigang Chen

Song Cao

Hui Huang

Ning Peng

Fang Wang

Zhi Meng

Handong Xue

Jianming Tan

Qunbo Liu

Xianlin Wang

Shaolin Chen

Hailong Deng

Yanbin Liu

Tangtang Gu

Yi Ni

Jianqun Yang

Yuwen Zhang

Jianmin Chen

Jinmei Lin

Ming Zeng

Weiqiang Li

Wuzhan Ye

Hai Luo

Haiyuan Jin

Shuaihui Sun

Wen Yu

Zhenling Wu

Shiping Li

Juan Liu

Weiwen Ye

Yingsheng Fu

Yaguo Zhang

Huimin Qiu

Xiaohui Han

Wandong Zhao

Zhenjian He

Chaosheng Deng

Cheng Chen

Junming Zhao

Zongjie Yin

Yaodong Li

Wenwei Ji

Jinhuang Lin

Yunhui Zou

Chunyu Cheng

Guannan Geng

Wenxian Huang

Yuhui Du

Xiedong Lin

Hua Li

Hang Yao

Yuhong Ma

Depeng Li

Changduo Huang

Zhuxiu Chen

Yubin Zhao

Lingchao Hu

Rirong Zhu

Mingsheng Zhong

Ganbin Chen

Xinliang Wang

Mingxiao Liu

Linhui Xiao

Jiao Chen

Zhen Huang

Jian Li

Liu Cao

A tangential motor, a tangential motor rotor and a rotor core thereof are provided. The rotor core includes a rotor body and magnetic steel grooves provided on the rotor body 2N magnetic isolation holes are provided in a rotor magnetic pole between every two adjacent magnetic steel grooves. The 2N magnetic isolation holes are symmetrically provided at two sides of a magnetic pole center line of the rotor magnetic pole. A width of each of the magnetic isolation holes increases from a circle center of the rotor body to an outer side of the rotor body. Outer side hole surfaces, close to the outer side of the rotor body, of the magnetic isolation holes are arc-shaped surfaces which are concentrically arranged with the rotor body. The rotor core is able to reduce the vibration noise of the motor and increase the efficiency of the motor.

Tangential motor, tangential motor rotor and rotor core of tangential motor rotor

The present disclosure provides a battery and an electronic device, which relate to the technical field of batteries and are used for solving the technical problem of poor sealing performance of batteries. The battery includes a shell, a cover assembly and a coiled core assembly located inside the shell; the shell is provided with an opening, and the cover assembly sealingly covers the opening; the cover assembly includes a conductive member, a top cover and a sealing member between the conductive member and the top cover; the conductive member electrically contacts the coiled core assembly; the sealing member is provided with a first through hole, the top cover is provided with a second through hole, and a diameter of the first through hole is smaller than that of the second through hole.

Battery and electronic device

The present disclosure relates to an air-conditioning outdoor device and an air conditioner unit. The air-conditioning outdoor device comprises: an outdoor unit housing; a primary air return port and an air outlet port provided on a front panel on a side of the outdoor unit housing away from an installation wall; and a supplementary air return port provided on a side panel of the outdoor unit housing adjacent to the front panel; wherein the primary air return port and the supplementary air return port both communicate with an air return chamber inside the outdoor unit housing. The air-conditioning outdoor device of the present disclosure can effectively increase the air flow volume through the air port of the air-conditioning outdoor device.

Air-conditioning outdoor device and air conditioner unit

A tangential motor, a tangential motor rotor and a rotor core thereof are provided. The rotor core includes a rotor body and magnetic steel grooves provided on the rotor body. 2N magnetic isolation holes are provided in a rotor magnetic pole between every two adjacent magnetic steel grooves. The 2N magnetic isolation holes are symmetrically provided at two sides of a magnetic pole center line of the rotor magnetic pole. A width of each of the magnetic isolation holes increases from a circle center of the rotor body to an outer side of the rotor body. Outer side hole surfaces, close to the outer side of the rotor body, of the magnetic isolation holes are arc-shaped surfaces which are concentrically arranged with the rotor body. The rotor core is able to reduce the vibration noise of the motor and increase the efficiency of the motor.

The present disclosure has disclosed an water pump of an air conditioner as well as a method and device for controlling the same, wherein the method for controlling an water pump of an air conditioner comprises: obtaining a state of a liquid level switch of the air conditioner, a state of operation of the air conditioner and an outdoor ambient temperature; and determining a turn-on timing of the water pump of the air conditioner according to the state of the liquid level switch of the air conditioner, the state of operation of the air conditioner and the outdoor ambient temperature obtained. The present disclosure solves the problem that the turn-on time of the water pump of the air conditioner in the prior art is not smart enough, so as to make the turn-on time of the water pump of the air conditioner more intelligent, whilst improving the safety of the water pump of the air conditioner is improved, and saving the energy.

Water pump of an air conditioner as well as method and device for controlling the same

A system and method for signal backup of active DAS master unit are disclosed. The system includes a state detection unit, a backup processing unit and at least two power distribution units, wherein a backup signal output port and a plurality of backup access ports with a number great than or equal to that of the power distribution units are arranged on the backup processing unit, and a backup signal input port and a plurality of radio frequency access ports with a number great than or equal to that of the power distribution units are arranged on the state detection unit; and each power distribution unit has an input port coupled to one of a plurality of signal sources, and two output ports in which one is coupled to one radio frequency access port and the other is coupled to one backup access port, and the backup signal output port is coupled to the backup signal input port. The backup processing unit is configured to control a signal from the signal source coupled to the radio frequency access port which is in an accessing-abnormal state to access the backup signal input port, when any one of the plurality of radio frequency access ports is in the accessing-abnormal state. It can reduce the hardware cost while guarantee the reliability to improve the cost performance of the backup system.

System and method for signal backup of active DAS master unit

An active distributed antenna system and a relay unit thereof are disclosed. The relay unit includes: at least two access units, first combiners and optical units; a number of first radio frequency switches, second radio frequency switches and second power dividers corresponding to the first combiners respectively; a second combiner and a first power divider; wherein each of the first combiners is coupled at one end to at least one of the access units, and the other end is coupled to the movable terminal of the first radio frequency switch; one end of the second combiner is coupled to the first stationary terminal of each of the first radio frequency switches respectively, and the other end is couple to the first power divider; the other end of the first power divider is coupled to the first stationary terminal of each of the second radio frequency switches respectively; the second stationary terminal of each second radio frequency switch is coupled to the second stationary terminal of a corresponding first radio frequency switch, and the movable terminal of each second radio frequency switch is coupled to one second power divider; and the other end of each second power divider is coupled to at least one optical unit. The SISO mode and the MIMO mode are compatible in the relay unit according to the present invention, so the network construction is at a low cost.

Active distributed antenna system and relay unit thereof

Disclosed is a Tat protein, the amino acid sequence of which is shown as SEQ NO: 1, SEQ NO: 2, SEQ NO: 3 and SEQ NO: 4. The Tat protein of the present invention has been studied and developed and can be a Latent infection of HIV-1 activating potential drug.

Transactivator of transcription (TAT) proteins and preparation method

A phosphorus-free corrosion and scale inhibitor used in circulating cooling water of central air conditioning is provided, which contains tourmaline, green corrosion and scale inhibitor, zinc salt and the like, wherein the content of the tourmaline is 5-500 g/t (calculated based on solid form); the content of the green corrosion and scale inhibitor is 5-50 g/t (calculated based on liquid form); and the content of the zinc salt is 0.2-0.8 g/t (calculated based on solid form), wherein the tourmaline includes dravite, schorlite, elbaite, manganese tourmaline, uvite or the like. The green corrosion and scale inhibitor contains any one, or two or three of polyaspartic acid, polyepoxysuccinic acid and polymaleic acid. Copper corrosion can be effectively inhibited by adding 0.2-2 g/t of benzotriazole (calculated based on solid form) into copper-containing devices. Also disclosed is a method of preparing the phosphorous-free corrosion and scale inhibitor used in circulating cooling water of central air conditioning.

Phosphorus-free corrosion and scale inhibitor used in circulating cooling water of central air conditioning and its preparation method

A terpolymerized corrosion and scale inhibitor used in circulating cooling water of central air conditioning, containing tourmaline, polyaspartic acid, polyepoxysuccinic acid, polymaleic acid, etidronic acid, zinc salt, and the like, wherein the content of the tourmaline is 5-500 g/t (calculated based on solid form); the content of polyaspartic acid, polyepoxysuccinic acid, polymaleic acid and etidronic acid is 2-60 g/t (calculated based on liquid form); and the content of the zinc salt is 0.2-0.8 g/t (calculated based on solid form), is provided. Also disclosed is a method of preparing the terpolymerized corrosion and scale inhibitor used in circulating cooling water of central air conditioning.

Terpolymerized corrosion and scale inhibitor used in circulating cooling water of central air conditioning and its preparation method

Window room air conditioner

The invention discloses a separation type air conditioner and its installation method. The separation type air conditioner comprises an indoor unit, an outdoor unit and a refrigerant tube connecting the indoor unit and the outdoor unit. The indoor unit comprises an evaporator; a centrifugal fan disposed behind the evaporator, the centrifugal fan being placed immediately adjacent to the evaporator; a motor mounted at the center of the centrifugal fan; a water tray disposed below the evaporator; a housing and a panel. The panel abuts against a wall and is operationally connected with the housing when in use; the housing is adapted to be inserted into an opening formed in the wall; the centrifugal fan and motor are installed in said housing, and in a plane parallel to said wall; the size of the panel is larger than that of the portion of the housing to be inserted into the wall opening, and the panel is so sized as to be adapted to cover said wall opening. At the central portion of the panel there is provided an air inlet and at the peripheral portion of the panel there is provided an air outlet.

Separation type air conditioner and its installation method

Growing community of inventors

Guangzhou, China

Hui Zhang