Patents by Inventor Frank Schalow

Frank Schalow 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).

  • Wind turbine transformer
    Patent number: 9911528
    Abstract: A transformer assembly for a wind turbine is described. The transformer assembly includes a liquid-filled main transformer and an auxiliary transformer connected on the high-voltage side of the main transformer. The auxiliary transformer benefits from improved power quality in this configuration.
    Type: Grant
    Filed: October 26, 2012
    Date of Patent: March 6, 2018
    Assignee: VESTAS WIND SYSTEMS A/S
    Inventors: Jesper Hillebrandt, Frank Schalow
  • WIND TURBINE TRANSFORMER
    Publication number: 20140252775
    Abstract: A transformer assembly for a wind turbine is described. The transformer assembly includes a liquid-filled main transformer and an auxiliary transformer connected on the high-voltage side of the main transformer. The auxiliary transformer benefits from improved power quality in this configuration.
    Type: Application
    Filed: October 26, 2012
    Publication date: September 11, 2014
    Applicant: VESTAS WIND SYSTEMS A/S
    Inventors: Jesper Hillerbrandt, Frank Schalow