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Class Information
Number: 700/292
Name: Data processing: generic control systems or specific applications > Specific application, apparatus or process > Electrical power generation or distribution system > System protection (e.g., circuit interrupter, circuit limiter, voltage suppressor)
Description: Subject matter including means adapted for the protection of the power generation or distribution system in response to an operating characteristic falling outside limits of normal operation of the system.


Sub-classes under this class:

Class Number Class Name Patents
700/294 Abnormal phase, waveform, or polarity condition 45
700/293 Abnormal power, current, or impedance condition 263


Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
7603203 Method for voltage instability load shedding using local measurements Oct. 13, 2009
7599760 Online configurable control system for fuel cells Oct. 6, 2009
7599818 Control and diagnostics of power delivery system Oct. 6, 2009
7576449 Method for converting direct voltage into three-phase alternating voltage Aug. 18, 2009
7574310 Network-enabled electrical power distribution equipment with improved storage system Aug. 11, 2009
7555366 Thermal overload protection Jun. 30, 2009
7551984 Method of tracking power outages Jun. 23, 2009
7532955 Distributed protection system for power distribution systems May. 12, 2009
7526393 Virtual branch load management Apr. 28, 2009
7519454 Location determination of power system disturbances based on frequency responses of the system Apr. 14, 2009
7509188 Methods, systems, computer products and website for power maintenance and restoration Mar. 24, 2009
7509221 Custom configuration strategy for on-package genset controllers Mar. 24, 2009
7496429 Power plant operation control system and a power plant maintaining and managing method Feb. 24, 2009
7496430 Intelligent fault detector system and method Feb. 24, 2009
7493176 Low-voltage module Feb. 17, 2009
7460929 Integrated current fault controller Dec. 2, 2008
7460932 Support of deep power savings mode and partial good in a thermal management system Dec. 2, 2008
7451018 System and apparatus for detecting and monitoring circuit breaker operation Nov. 11, 2008
7437200 Software based control system for nuclear reactor standby liquid control (SLC) logic processor Oct. 14, 2008
7418314 Methods and apparatus for providing and distributing standby power Aug. 26, 2008
7418315 Power generation system Aug. 26, 2008
7376491 Detection of islanding in power grids May. 20, 2008
7369921 Power distribution expert system May. 6, 2008
7353084 Generator controller Apr. 1, 2008
7346462 System, method, and article of manufacture for determining parameter values associated with an electrical grid Mar. 18, 2008
7337081 Metering device with control functionality and method thereof Feb. 26, 2008
7319922 Protective device and method for installation of a protective function in a protective device Jan. 15, 2008
7301738 Method and apparatus for minimally invasive network monitoring Nov. 27, 2007
7295133 Electrical circuit monitoring device Nov. 13, 2007
7277779 Real-time emergency control in power systems Oct. 2, 2007
7260452 Apparatus, method and computer program product for monitoring AC line current through the step start resistors of a high voltage power supply Aug. 21, 2007
7257466 Intelligent control devices Aug. 14, 2007
7200500 Determining parameters of an equivalent circuit representing a transmission section of an electrical network Apr. 3, 2007
7194338 Voltage collapse diagnostic and ATC system Mar. 20, 2007
7188004 Power plant operation control system and a power plant maintaining and managing method Mar. 6, 2007
7180729 Arrangement for controlling and monitoring a switchgear assembly Feb. 20, 2007
7171582 Method for controlling a safety-critical system which has a microcontroller Jan. 30, 2007
7151327 System and method for supply distribution Dec. 19, 2006
7130722 Smart disconnect switch interbase Oct. 31, 2006
7120789 System and method for portable on-demand central processing unit Oct. 10, 2006
7103453 Installation of a protective function in a protective device for an electrical power distribution network Sep. 5, 2006
7092798 System for control performance standards Aug. 15, 2006
7085660 Energy management system in a power and distribution system Aug. 1, 2006
7085938 Protective relay with embedded web server Aug. 1, 2006
7062359 Substation control system Jun. 13, 2006
7058482 Data sample and transmission modules for power distribution systems Jun. 6, 2006
7049932 Control system May. 23, 2006
7043340 Protection system for power distribution systems May. 9, 2006
7043381 Substation system May. 9, 2006
7027896 Integrated protection and control system for a power system substation Apr. 11, 2006

1 2 3 4 5


 
 
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