Patents by Inventor Joseph Clark Rowny, JR.

Joseph Clark Rowny, JR. 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).

  • Arc flash mitigation system for use with generator excitation system
    Patent number: 9385524
    Abstract: An arc flash mitigation system for use with a generator excitation system is provided. An exemplary arc flash mitigation system includes three semiconductor fuses, three current transformers, an overcurrent detection circuit, a gate firing circuit, and three pairs of thyristors respectively arranged in an anti-parallel phase-to-phase configuration. An exemplary method includes detecting an overcurrent and providing a gate signal to each of a plurality of thyristors included in a crowbar circuit.
    Type: Grant
    Filed: October 4, 2013
    Date of Patent: July 5, 2016
    Assignee: General Electric Company
    Inventors: Joseph Clark Rowny, Jr., John Earl Bittner
  • ARC FLASH MITIGATION SYSTEM FOR USE WITH GENERATOR EXCITATION SYSTEM
    Publication number: 20150098156
    Abstract: An arc flash mitigation system for use with a generator excitation system is provided. An exemplary arc flash mitigation system includes three semiconductor fuses, three current transformers, an overcurrent detection circuit, a gate firing circuit, and three pairs of thyristors respectively arranged in an anti-parallel phase-to-phase configuration. An exemplary method includes detecting an overcurrent and providing a gate signal to each of a plurality of thyristors included in a crowbar circuit.
    Type: Application
    Filed: October 4, 2013
    Publication date: April 9, 2015
    Applicant: General Electric Company
    Inventors: Joseph Clark Rowny, JR., John Earl Bittner