Patents by Inventor Qingtong ZHU

Qingtong ZHU 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).

  • Three-port converter with wide input range and control method thereof
    Patent number: 11569739
    Abstract: A three-port converter with a wide input range and a control method thereof are provided, which relates to a technical field of power electronic converters. The converter is provided with three ports of a photovoltaic cell PV, a storage battery Bat and a resistance load R, and includes a boost circuit (Boost) and a reversible boost-buck circuit (Sepic-Zeta). The boost circuit is configured to connect the photovoltaic cell PV and the load R; and the reversible boost-buck circuit is configured to connect the photovoltaic cell PV, the storage battery Bat, the storage battery Bat and the load R. The three-port converter of the present disclosure has advantages of a small size, a wide input range, a high integration level, high stability, high conversion efficiency, etc.
    Type: Grant
    Filed: March 9, 2022
    Date of Patent: January 31, 2023
    Assignee: TIANGONG UNIVERSITY
    Inventors: Shengwei Gao, Qingtong Zhu, Pingjuan Niu, Guanheng Yu, Bo Wang
  • THREE-PORT CONVERTER WITH WIDE INPUT RANGE AND CONTROL METHOD THEREOF
    Publication number: 20220416659
    Abstract: A three-port converter with a wide input range and a control method thereof are provided, which relates to a technical field of power electronic converters. The converter is provided with three ports of a photovoltaic cell PV, a storage battery Bat and a resistance load R, and includes a boost circuit (Boost) and a reversible boost-buck circuit (Sepic-Zeta). The boost circuit is configured to connect the photovoltaic cell PV and the load R; and the reversible boost-buck circuit is configured to connect the photovoltaic cell PV, the storage battery Bat, the storage battery Bat and the load R. The three-port converter of the present disclosure has advantages of a small size, a wide input range, a high integration level, high stability, high conversion efficiency, etc.
    Type: Application
    Filed: March 9, 2022
    Publication date: December 29, 2022
    Inventors: Shengwei GAO, Qingtong ZHU, Pingjuan NIU, Guanheng YU, Bo WANG