Gree Electric Appliances, Inc. of Zhuhai

Chongyang Feng

Zhigang Zhao

Xuefen Zhang

Shiyong Jiang

Keqin Liu

Han Liu

Meng Li

Jing Wang

Ningning Chen

Jinrong Yuan

Dongrui Qu

Mingzhu Dong

Xiang Zhang

Peng Ren

Yu Zhang

Wu Wen

Yingyi Jiang

Wenqiang Tang

Jiangxi Song

Yingshuai You

The present disclosure provides a current transformer, a method for distributing electric energy using the same, and an electric energy distribution system, and relates to the technical field of household appliances. The method includes: calculating distribution coefficients of energy required for loads according to the number of the loads and rated energy demands of the respective loads; acquiring energy demand ranges of the loads; and distributing energy to the loads according to the energy demand ranges and the distribution coefficients based on energy of a power supply end.

Current transformer, method for distributing electric energy using same, and electric energy distribution system

Provided by the present application are a Direct Current (DC) micro-grid system, a charging loop circuit and a control method thereof. The charging loop circuit selectively connects a charging loop to a first side loop or a second side loop through a set of switches.

DC micro-grid system, charging loop circuit and control method thereof

The present disclosure discloses a DC home power consumption system and a wiring method for home appliances based on the system. The system includes: a home power supply configured to supply power for the home power consumption system; a high-voltage DC bus connected to the home power supply and configured to supply power for a high-power appliance; a low-voltage DC bus connected to the home power supply or the high-voltage DC bus and configured to supply power for a low-power appliance.

DC home power consumption system and wiring method for home appliances based on the system

The disclosure provides a photovoltaic electric appliance system and a voltage protection value control method and apparatus thereof, and a controller. The photovoltaic electric appliance system includes: a photovoltaic power generation module, an electric appliance, and a grid-connection module. Said control method comprises-: acquiring the working states of the photovoltaic power generation module, the electric appliance and the grid-connection module; and according to the working states of each, determining an operation mode of the photovoltaic electric appliance system, and setting a voltage protection range of the photovoltaic electric appliance system according to the operation mode. By determining whether the grid-connection module is working, whether the electric appliance is working, and whether the photovoltaic power generation module is working, and by setting voltage protection values respectively for different working modes, the invention achieves the effect of compatibility of protection values and improves the system performance.

Photovoltaic electric appliance system, method and device of controlling voltage protection value thereof

A method for controlling a photovoltaic air conditioning system. The method comprises: detecting a grid frequency (); when the detected grid frequency is not equal to a pre-set frequency, calculating and obtaining a control parameter according to the detected grid frequency (); and controlling a photovoltaic air conditioning by means of the calculated and obtained control parameter (). Also disclosed is a photovoltaic air conditioning control device.

Method and device for controlling photovoltaic air conditioning system

A method, a device and a system for controlling heat dissipation of an electrical cabinet are provided. The method includes: a heating capacity in the electrical cabinet is predicted; according to the heating capacity predicted, a corresponding heat dissipation capacity is determined; and a rotational speed of a heat dissipation fan is controlled, so that a difference between the heating capacity and the heat dissipation capacity is within a predetermined range.

Method, device and system for controlling heat dissipation of electrical cabinet

A method for controlling an air conditioner outdoor unit comprises: acquiring the working mode of the air conditioner outdoor unit; acquiring sensor parameters of the air conditioner outdoor unit according to the working mode, the sensor parameters including wind direction parameters read by a wind direction sensor () or temperature parameters read by a temperature sensor (); determining control parameters for the air conditioner outdoor unit by the working mode and the sensor parameters corresponding to the working mode; driving the rotating speed of a fan () and the rotating angle of a wind direction adjusting device () by use of the control parameters. In addition, a control system for the air conditioner outdoor unit is also related to.

Method and system for controlling air conditioner outdoor unit

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Guangdong, China

Chongyang Feng