responsive to loss of synchronism

Patents Grantslast 30 patents

  • Information Patent Grant

    System for detecting a falling electric power conductor and related...

    • Patent number 10,153,635
    • Issue date Dec 11, 2018
    • San Diego Gas & Electric Company
    • William O'Brien
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Methods for anti-islanding in distributed-source electrical power g...

    • Patent number 9,490,626
    • Issue date Nov 8, 2016
    • AEG Power Solutions B.V.
    • William Dewey Elliott
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    System for detecting a falling electric power conductor and related...

    • Patent number 9,413,156
    • Issue date Aug 9, 2016
    • San Diego Gas & Electric Company
    • William O'Brien
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Pole-slip protection system and method for synchronous machines

    • Patent number 9,093,839
    • Issue date Jul 28, 2015
    • North West University
    • Jan Abraham De Kock
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Method and system for disconnecting a generator from a power system

    • Patent number 8,970,071
    • Issue date Mar 3, 2015
    • ABB Technology AG
    • Ivo Brncic
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Method for setting free detection of out of step condition in elect...

    • Patent number 8,369,055
    • Issue date Feb 5, 2013
    • Areva T&D UK Ltd
    • Branislav Cvorovic
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Synchronous generator protection

    • Patent number 8,248,038
    • Issue date Aug 21, 2012
    • EMPIRE TECHNOLOGY DEVELOPMENT LLC
    • K. R. Padiyar
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    System and method for detecting power system conditions

    • Patent number 7,502,696
    • Issue date Mar 10, 2009
    • Schweitzer Engineering Laboratories, Inc.
    • Roy E. Moxley
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Circuit for protection against slow circuit breaker closure during...

    • Patent number 6,324,039
    • Issue date Nov 27, 2001
    • Schweitzer Engineering Laboratories, Inc.
    • Lawrence C. Gross
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Electromagnet relay with flux biasing

    • Patent number 4,968,960
    • Issue date Nov 6, 1990
    • ABB Power T&D Company Inc.
    • Redjem Bouhenguel
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Reclosing relay with nonvolatile memory of operations

    • Patent number 4,845,594
    • Issue date Jul 4, 1989
    • Basler Electric Company
    • Timothy M. Wilkerson
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Protective apparatus, methods of operating same and phase window ad...

    • Patent number 4,757,416
    • Issue date Jul 12, 1988
    • Basler Electric Company
    • Timothy M. Wilkerson
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Synchronism check relay

    • Patent number 4,538,197
    • Issue date Aug 27, 1985
    • General Electric Company
    • Thomas B. Breen
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Method of protection of electrical networks in the event of power t...

    • Patent number 4,426,670
    • Issue date Jan 17, 1984
    • BBC Brown, Boveri & Company, Limited
    • Franc Ilar
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Protective apparatus for use with power lines

    • Patent number 4,327,392
    • Issue date Apr 27, 1982
    • Enertec
    • Michel Souillard
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    3673422

    • Patent number 3,673,422
    • Issue date Jun 27, 1972
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    2561848

    • Patent number 2,561,848
    • Issue date Jul 24, 1951
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    2525485

    • Patent number 2,525,485
    • Issue date Oct 10, 1950
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    2509025

    • Patent number 2,509,025
    • Issue date May 23, 1950
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    2405079

    • Patent number 2,405,079
    • Issue date Jul 30, 1946
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    2405082

    • Patent number 2,405,082
    • Issue date Jul 30, 1946
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    2405083

    • Patent number 2,405,083
    • Issue date Jul 30, 1946
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    2394126

    • Patent number 2,394,126
    • Issue date Feb 5, 1946
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    2360176

    • Patent number 2,360,176
    • Issue date Oct 10, 1944
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    2310065

    • Patent number 2,310,065
    • Issue date Feb 2, 1943
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    2303133

    • Patent number 2,303,133
    • Issue date Nov 24, 1942
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    2210680

    • Patent number 2,210,680
    • Issue date Aug 6, 1940
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    2210693

    • Patent number 2,210,693
    • Issue date Aug 6, 1940
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    2169853

    • Patent number 2,169,853
    • Issue date Aug 15, 1939
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    2053446

    • Patent number 2,053,446
    • Issue date Sep 8, 1936
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents