Patents by Inventor XUQIANG ZHAO

XUQIANG ZHAO 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).

  • Rectification control system, charger and control method for charger
    Patent number: 12334813
    Abstract: The present application relates to a rectification control system, a charger and a control method for a charger.
    Type: Grant
    Filed: January 6, 2025
    Date of Patent: June 17, 2025
    Assignee: CRRC QINGDAO SIFANG ROLLING STOCK RESEARCH INSTITUTE CO., LTD.
    Inventors: Lijun Zhang, Xuqiang Zhao, Haiyang Li, Bowei Zhu, Zhuangzhuang Shen, Xiantao Chu, Long Li, Maoqun Zhou
  • RECTIFICATION CONTROL SYSTEM, CHARGER AND CONTROL METHOD FOR CHARGER
    Publication number: 20250141343
    Abstract: The present application relates to a rectification control system, a charger and a control method for a charger.
    Type: Application
    Filed: January 6, 2025
    Publication date: May 1, 2025
    Inventors: Lijun ZHANG, Xuqiang ZHAO, Haiyang LI, Bowei ZHU, Zhuangzhuang SHEN, Xiantao CHU, Long LI, Maoqun ZHOU
  • Control system and control method for a phase shifted full bidge charger
    Patent number: 10097024
    Abstract: A control system and control method for a phase shifted full bridge charger, wherein, the control system comprising a sampling system and a charger controller, the charger controller comprises a start and running determination unit, a soft start control unit, a running control unit and a smooth switchover control unit; the running control unit comprises a mode determination unit, a constant-voltage control unit, a total-current-limiting control unit and a charging-current-limiting control unit.
    Type: Grant
    Filed: December 12, 2016
    Date of Patent: October 9, 2018
    Assignee: CRRC QINGDAO SIFANG ROLLING STOCK RESEARCH INSTITUTE CO., LTD.
    Inventors: Xianqi Lin, Lijun Zhang, Xuqiang Zhao, Shiying Sun
  • CONTROL SYSTEM AND CONTROL METHOD FOR A PHASE SHIFTED FULL BIDGE CHARGER
    Publication number: 20180183244
    Abstract: A control system and control method for a phase shifted full bridge charger, wherein, the control system comprising a sampling system and a charger controller, the charger controller comprises a start and running determination unit, a soft start control unit, a running control unit and a smooth switchover control unit; the running control unit comprises a mode determination unit, a constant-voltage control unit, a total-current-limiting control unit and a charging-current-limiting control unit.
    Type: Application
    Filed: December 12, 2016
    Publication date: June 28, 2018
    Inventors: XIANQI LIN, LIJUN ZHANG, XUQIANG ZHAO, SHIYING SUN