Patents by Inventor Shugong Nan
Shugong Nan has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11936183Abstract: An energy Internet system, an energy routing conversion device, and an energy control method, relating to a field of energy information. An alternating-current (AC) side energy routing conversion device of the energy Internet system includes a plurality of first route ports, and a direct-current (DC) side energy routing conversion device includes a plurality of second route ports, where each second route port is connected to a corresponding first route port by means of a corresponding DC busbar. A plurality of energy devices are connected to a DC busbar by means of corresponding first AC/DC converters or first DC converters. The AC side energy routing conversion device and the DC side energy routing conversion device collect energy information of the energy devices and adjust energy of the energy devices on a basis of energy balance constraint conditions.Type: GrantFiled: December 13, 2018Date of Patent: March 19, 2024Assignee: GREE ELECTRIC APPLIANCES, INC. OF ZHUHAIInventors: Mingzhu Dong, Zhigang Zhao, Meng Huang, Xuefen Zhang, Shugong Nan, Shiyong Jiang, Meng Li, Wenqiang Tang, Peng Ren, Wu Wen, Lingjun Wang, Xiao Luo, Wenhao Wu, Jianjun Huang, Weijin Li, Yunhong Zeng, Bei Chen
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Publication number: 20210288514Abstract: Disclosed in the present disclosure are a direct current power distribution method, a direct current power distribution device and a direct current power distribution system. The method includes: determining working modes of a direct current power distribution system, correspondingly obtaining, under different working modes, working parameters of the direct current power distribution system, and regulating operation of the direct current power distribution system according to the working parameters to achieve an electric energy balance of a power consumption side, a power generation side of a power grid, and an energy storage side. According to the embodiments of the present disclosure, by the regulating of the direct current power distribution system, an electric energy balance among the power consumption side, the power generation side of the power grid, and the energy storage side is achieved.Type: ApplicationFiled: May 29, 2021Publication date: September 16, 2021Inventors: Wu WEN, Shugong NAN, Lei LI, Shiyong JIANG, Zhigang ZHAO
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Patent number: 11101767Abstract: A photovoltaic support includes a first vertical upright column (110) and a second vertical upright column (120) on a foundation, and a beam (10) respectively hinged with a first end of the first vertical upright column (110) and a first end of the second vertical upright column (120). The photovoltaic support further includes a first movable connecting piece (140) provided on the foundation and connected with a second end of the first vertical upright column (110). The first movable connecting piece (140) is automatically adjusted according to the wind intensity, such that the first vertical upright column (110) moves in a vertical direction to adjust an inclination angle of the beam (130). The photovoltaic support can adjust the angle adaptively in the case of a strong wind, and restore automatically after the strong wind has passed.Type: GrantFiled: January 20, 2017Date of Patent: August 24, 2021Assignee: GREE ELECTRIC APPLIANCES, INC. OF ZHUHAIInventors: Dongyuan Xu, Meng Huang, Shugong Nan, Xia Liu, Wenqiang Tang, Rongxin Liang, Jianming Quan
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Publication number: 20210044146Abstract: An energy Internet system, an energy routing conversion device, and an energy control method, relating to a field of energy information. An alternating-current (AC) side energy routing conversion device of the energy Internet system includes a plurality of first route ports, and a direct-current (DC) side energy routing conversion device includes a plurality of second route ports, where each second route port is connected to a corresponding first route port by means of a corresponding DC busbar. A plurality of energy devices are connected to a DC busbar by means of corresponding first AC/DC converters or first DC converters. The AC side energy routing conversion device and the DC side energy routing conversion device collect energy information of the energy devices and adjust energy of the energy devices on a basis of energy balance constraint conditions.Type: ApplicationFiled: December 13, 2018Publication date: February 11, 2021Applicant: GREE ELECTRIC APPLIANCES, INC. OF ZHUHAIInventors: Mingzhu DONG, Zhigang ZHAO, Meng HUANG, Xuefen ZHANG, Shugong NAN, Shiyong JIANG, Meng LI, Wenqiang TANG, Peng REN, Wu WEN, Lingjun WANG, Xiao LUO, Wenhao WU, Jianjun HUANG, Weijin LI, Yunhong ZENG, Bei CHEN
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Patent number: 10784711Abstract: The present disclosure relates to a photovoltaic energy storage air conditioner and a control method thereof. The air conditioner may include a photovoltaic power generation device, an energy storage device, an air conditioning unit and an energy scheduling and management device. The energy scheduling and management device may include: a detection module, configured to detect an operation state of the air conditioner, a power supply quantity and a working state of the photovoltaic power generation device and a power supply quantity and a working state of the energy storage device; and a scheduling module, configured to control power supply and/or charging according to the operation state of the air conditioner, the power supply quantity and the working state of the photovoltaic power generation device, the power supply quantity and the working state of the energy storage device, preset power supply priorities and power usage priorities.Type: GrantFiled: January 23, 2017Date of Patent: September 22, 2020Assignee: Gree Electric Appliances, Inc. of ZhuhaiInventors: Meng Huang, Dongyuan Xu, Wenqiang Tang, Xia Liu, Shugong Nan, Peng Ren
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Publication number: 20190207389Abstract: The present invention provides a control device for a direct-current (DC) microgrid and a control method thereof, and a DC microgrid system. The control device of a DC microgrid comprises a detection module configured for detecting a voltage change rate of the DC bus, and a regulation module configured for regulating energy compensation by the energy compensation means to the DC bus based on the voltage change rate of the DC bus that is detected by the detection module. In the control device for a DC microgrid provided by the present invention, the detection module detects in real time the condition of voltage change of the DC bus, and the control module regulates in real time the energy compensation by the energy compensation means to the DC bus based on the result detected by the detection module, such that stability of voltage of the DC bus is increased, and the DC microgrid can be operated stably.Type: ApplicationFiled: April 24, 2017Publication date: July 4, 2019Applicant: GREE ELECTRIC APPLIANCES, INC. OF ZHUHAIInventors: Wenqiang TANG, Shugong NAN, Meng HUANG
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Publication number: 20190052120Abstract: The present disclosure relates to a photovoltaic energy storage air conditioner and a control method thereof. The air conditioner may include a photovoltaic power generation device, an energy storage device, an air conditioning unit and an energy scheduling and management device. The energy scheduling and management device may include: a detection module, configured to detect an operation state of the air conditioner, a power supply quantity and a working state of the photovoltaic power generation device and a power supply quantity and a working state of the energy storage device; and a scheduling module, configured to control power supply and/or charging according to the operation state of the air conditioner, the power supply quantity and the working state of the photovoltaic power generation device, the power supply quantity and the working state of the energy storage device, preset power supply priorities and power usage priorities.Type: ApplicationFiled: January 23, 2017Publication date: February 14, 2019Inventors: Meng Huang, Dongyuan Xu, Wenqiang Tang, Xia Liu, Shugong Nan, Peng Ren
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Publication number: 20190036476Abstract: A photovoltaic support includes a first vertical upright column (110) and a second vertical upright column (120) on a foundation, and a beam (10) respectively hinged with a first end of the first vertical upright column (110) and a first end of the second vertical upright column (120). The photovoltaic support further includes a first movable connecting piece (140) provided on the foundation and connected with a second end of the first vertical upright column (110). The first movable connecting piece (140) is automatically adjusted according to the wind intensity, such that the first vertical upright column (110) moves in a vertical direction to adjust an inclination angle of the beam (130). The photovoltaic support can adjust the angle adaptively in the case of a strong wind, and restore automatically after the strong wind has passed.Type: ApplicationFiled: January 20, 2017Publication date: January 31, 2019Applicant: GREE ELECTRIC APPLIANCES, INC. OF ZHUHAIInventors: Dongyuan Xu, Meng Huang, Shugong Nan, Xia Liu, Wenqiang Tang, Rongxin Liang, Jianming Quan
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Publication number: 20190035962Abstract: A photovoltaic assembly, comprising: two layers of glass panels and a cell sheet layer (2) packaged between the two layers of glass panels, wherein a plurality of through holes is provided on the two layers of glass panels and the cell sheet layer (2), so as to form a plurality of fluid passages passing through the whole photovoltaic assembly, and at least some of the through holes are located in clearances formed between cell sheets (21) in the cell sheet layer (2). By providing a plurality of fluid passages passing through a whole photovoltaic assembly formed by packaging a cell sheet layer by two layers of glass panels, the effect of radiating the heat of cell sheets can be achieved and the problem of overheat caused by high temperature of the photovoltaic assembly can be resolved, thereby improving the power generation efficiency and the service life of the photovoltaic assembly.Type: ApplicationFiled: January 24, 2017Publication date: January 31, 2019Inventors: Meng Huang, Rongxin Liang, Peng Ren, Wenqiang Tang, Shugong Nan, Xia Liu
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Publication number: 20180331541Abstract: An energy gateway, a household electrical appliance, a direct current microgrid system and an energy management method therefor are provided. The energy gateway includes: a direct current input terminal connected to a direct current output terminal of an external solar power generation apparatus. The energy gateway further includes a first direct current output terminal and/or a second direct current output terminal configured to supply power to an external direct current electrical appliance, where the first direct current output terminal is directly connected to the direct current input terminal, and the second direct current output terminal is connected to the direct current input terminal via a direct current voltage transformation apparatus.Type: ApplicationFiled: October 11, 2016Publication date: November 15, 2018Inventors: Mingzhu Dong, Zhigang Zhao, Wenqiang Tang, Shugong Nan, Meng Huang, Peng Ren, Xia Liu