Patents by Inventor Qingxin Shi

Qingxin Shi 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).

  • Hybrid dynamic demand control for power system frequency regulation
    Patent number: 11159020
    Abstract: A method includes performing by a local processor corresponding to a power consumer: detecting a power system frequency that is less than a low frequency threshold, receiving a ratio of a power demand reduction goal to a total responsive load from a power grid management processor, determining a portion of all of the appliances that are managed by the power consumer to be deactivated based on the ratio responsive to detecting the power system frequency being less than the low frequency threshold, and deactivating respective ones of the portion of appliances based on the ratio.
    Type: Grant
    Filed: February 9, 2018
    Date of Patent: October 26, 2021
    Assignee: UNIVERSITY OF TENNESSEE RESEARCH FOUNDATION
    Inventors: Fangxing Li, Qingxin Shi
  • HYBRID DYNAMIC DEMAND CONTROL FOR POWER SYSTEM FREQUENCY REGULATION
    Publication number: 20190252882
    Abstract: A method includes performing by a local processor corresponding to a power consumer: detecting a power system frequency that is less than a low frequency threshold, receiving a ratio of a power demand reduction goal to a total responsive load from a power grid management processor, determining a portion of all of the appliances that are managed by the power consumer to be deactivated based on the ratio responsive to detecting the power system frequency being less than the low frequency threshold, and deactivating respective ones of the portion of appliances based on the ratio.
    Type: Application
    Filed: February 9, 2018
    Publication date: August 15, 2019
    Inventors: Fangxing Li, Qingxin Shi