Patents by Inventor Elvis Yu

Elvis Yu 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).

  • Quick start-up of wind turbine generators
    Patent number: 9030035
    Abstract: A wind farm is provided that is capable of quickly starting up without delay after an electrical grid becomes available after an outage. According to one embodiment, the wind farm comprises one or more main WTGs and an auxiliary WTG having a substantially lower start-up energy requirement than the one or more main WTGs. The auxiliary WTG is coupled to supply power to the one or more main WTGs to prepare the one or more main WTGs for start-up.
    Type: Grant
    Filed: December 19, 2011
    Date of Patent: May 12, 2015
    Assignee: Vestas Wind Systems A/S
    Inventors: Anshuman Tripathi, Elvis Yu, Yugarajan Karuppanan
  • QUICK START-UP OF WIND TURBINE GENERATORS
    Publication number: 20130154262
    Abstract: A wind farm is provided that is capable of quickly starting up without delay after an electrical grid becomes available after an outage. According to one embodiment, the wind farm comprises one or more main WTGs and an auxiliary WTG having a substantially lower start-up energy requirement than the one or more main WTGs. The auxiliary WTG is coupled to supply power to the one or more main WTGs to prepare the one or more main WTGs for start-up.
    Type: Application
    Filed: December 19, 2011
    Publication date: June 20, 2013
    Inventors: Anshuman Tripathi, Elvis Yu, Yugarajan Karuppanan