Patents by Inventor Hongwu SHE
Hongwu SHE 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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Publication number: 20250202241Abstract: A control apparatus used in a microgrid system, a control method, and a microgrid system. The control apparatus is configured to communicatively connect to M converters and a point of interconnection switch, where M?1, and a microgrid bus is configured to connect to an external grid via the point of interconnection switch. The control apparatus is configured to: if a quantity of converters that switch to a voltage source mode at a third moment is greater than or equal to the first threshold, control the point of interconnection switch to be turned off, and control the M converters to operate in the voltage source mode; otherwise, control the M converters to operate in a current source mode.Type: ApplicationFiled: December 17, 2024Publication date: June 19, 2025Applicant: Huawei Digital Power Technologies Co., Ltd.Inventors: Lingjie ZHANG, Hongwu SHE, Jiahong WU, Pengfei CHENG
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Patent number: 12043132Abstract: An automatic charging vehicle, a method for operating the automatic charging vehicle, and an automatic charging system. The automatic charging vehicle includes: an automatic traveling module, which is configured to move, according to a route between the automatic charging vehicle and a device to be charged, to the device to be charged; a power module, which is configured to store and provide electric energy; and an automatic docking and separating device, which is configured to execute docking and separating between a first connector and a second connector capable of being in electrical contact with the first connector, the first connector and the second connector being used for transmitting electric energy.Type: GrantFiled: March 11, 2020Date of Patent: July 23, 2024Assignee: Envision Energy CO., LTDInventors: Lei Zhang, Yang Hu, Dexiang Guo, Jianning Wang, Xinyu Xu, Di Wu, Hongwu She, Lei Li, Weijun Zhao
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Publication number: 20220212555Abstract: An automatic charging vehicle, a method for operating the automatic charging vehicle, and an automatic charging system. The automatic charging vehicle includes: an automatic traveling module, which is configured to move, according to a route between the automatic charging vehicle and a device to be charged, to the device to be charged; a power module, which is configured to store and provide electric energy; and an automatic docking and separating device, which is configured to execute docking and separating between a first connector and a second connector capable of being in electrical contact with the first connector, the first connector and the second connector being used for transmitting electric energy.Type: ApplicationFiled: March 11, 2020Publication date: July 7, 2022Applicant: Envision Energy CO.,LTDInventors: Lei ZHANG, Yang Hu, Dexiang Guo, Jianning Wang, Xinyu XU, Di WU, Hongwu SHE, Lei LI, Weijun ZHAO
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Publication number: 20220077764Abstract: An electric energy conversion and control device includes an electric energy conversion unit configured to perform electric energy conversion, a connection end of energy storage battery pack configured to connect to the energy storage battery pack, a safety device connected in a connection line between the electric energy conversion unit and the connection end of the energy storage battery pack to protect the electric energy conversion and control device from damage caused by excessive current, a DC circuit breaker connected in the connection circuit, a main contactor connected in the connection line, and a control module configured to control the electric energy conversion unit and monitor and manage the energy storage battery pack. The invention also relates to an energy storage system.Type: ApplicationFiled: November 27, 2019Publication date: March 10, 2022Applicant: Envision Energy CO.,LTDInventors: Hongwu SHE, Lei LI, Liang CAO, Hao MENG, Jianning Wang, Wenyu LI, Weijun ZHAO, Lei ZHANG
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Publication number: 20220069591Abstract: A battery charging and discharging device, includes a power conversion unit configured to perform electrical conversion; a connecting end for the energy storage battery pack configured to connect an energy storage battery pack; a connecting end for charging and discharging configured to connect a charging power supply or a device to be charged or a load. A first charging switch and a second charging switch are arranged between the connecting end for charging and discharging and the input of the power conversion unit, and between the output of the power conversion unit and the connecting end for the energy storage battery pack respectively. A first discharging switch and a second discharging switch are arranged between the connecting end for the energy storage battery pack and the input of the power conversion unit, and between the output of the power conversion unit and the connecting end for charging and discharging respectively.Type: ApplicationFiled: November 27, 2019Publication date: March 3, 2022Applicant: Envision Energy CO.,LTDInventors: Hongwu SHE, Dexiang Guo, Yang Hu, Xinyu XU, Di WU, Jianning Wang, Wenyu LI, Lei LI, Weijun ZHAO, Lei ZHANG
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Publication number: 20190087357Abstract: A power conversion system is disclosed, which comprises at least one conversion unit comprising a converter unit and a first power interface boards; at least one measurement unit comprising a measurement board and a second power interface boards; and a controller comprising a processing unit, and a third power interface board communicated with the processing unit, and the first power interface board and the second power interface board, wherein at least some of the communications between the third power interface board and the first and second power interface boards have independent bandwidths.Type: ApplicationFiled: September 18, 2018Publication date: March 21, 2019Inventors: Hongwu SHE, Xin JIANG, Jie SHEN, Dan ZHU, Xiaohong LI, Jian DAI, Stefan SCHROEDER
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Patent number: 9643513Abstract: An energy management system comprises a first electricity transformer with one or more first leg circuit(s), a second electricity transformer with one or more second leg circuit(s), and a control device. One or more first leg circuit(s) is (are) coupled to an energy-type supply, and one or more second leg circuit(s) is (are) coupled to a power-type supply. The control device will control the first and second electricity transformers operating under at least one of two conditions when a traction device is under driving mode.Type: GrantFiled: December 8, 2015Date of Patent: May 9, 2017Assignee: GENERAL ELECTRIC COMPANYInventors: Jinping Gao, Hai Qiu, Tong Zhao, Fei Xu, Hongwu She
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Publication number: 20160159244Abstract: An energy management system comprises a first electricity transformer with one or more first leg circuit(s), a second electricity transformer with one or more second leg circuit(s), and a control device. One or more first leg circuit(s) is (are) coupled to an energy-type supply, and one or more second leg circuit(s) is (are) coupled to a power-type supply. The control device will control the first and second electricity transformers operating under at least one of two conditions when a traction device is under driving mode.Type: ApplicationFiled: December 8, 2015Publication date: June 9, 2016Inventors: Jinping GAO, Hai QIU, Tong ZHAO, Fei XU, Hongwu SHE
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Patent number: 9263962Abstract: An exemplary power conversion system includes a first power conversion module, a second power conversion module, and a controller. The first power conversion module includes a first source side converter, a first load side converter, and a first DC link coupled between the first source side converter and the second load side converter. The second power conversion module includes a second source side converter, a second load side converter, and a second DC link coupled between the second source side converter and the second load side converter. The controller is configured to generate a number of switching signals according to a circuit structure of the power source module or a circuit structure of the load module. The switching signals are provided to the first power conversion module and the second power conversion module to balance a first DC link voltage and a second DC link voltage.Type: GrantFiled: August 1, 2014Date of Patent: February 16, 2016Assignee: General Electric CompanyInventors: Wenqiang Yang, Hongwu She, Rajendra Naik, Shivkumar Venkatraman Iyer
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Publication number: 20150035284Abstract: An exemplary power conversion system includes a first power conversion module, a second power conversion module, and a controller. The first power conversion module includes a first source side converter, a first load side converter, and a first DC link coupled between the first source side converter and the second load side converter. The second power conversion module includes a second source side converter, a second load side converter, and a second DC link coupled between the second source side converter and the second load side converter. The controller is configured to generate a number of switching signals according to a circuit structure of the power source module or a circuit structure of the load module. The switching signals are provided to the first power conversion module and the second power conversion module to balance a first DC link voltage and a second DC link voltage.Type: ApplicationFiled: August 1, 2014Publication date: February 5, 2015Inventors: Wenqiang YANG, Hongwu SHE, Rajendra NAIK, Shivkumar Venkatraman IYER