BR9504836A - Aparelho elétrico para uso com um sistema de energia elétrica de c a - Google Patents

Aparelho elétrico para uso com um sistema de energia elétrica de c a

Info

Publication number
BR9504836A
BR9504836A BR9504836A BR9504836A BR9504836A BR 9504836 A BR9504836 A BR 9504836A BR 9504836 A BR9504836 A BR 9504836A BR 9504836 A BR9504836 A BR 9504836A BR 9504836 A BR9504836 A BR 9504836A
Authority
BR
Brazil
Prior art keywords
electrical
power system
electrical power
appliance
electrical appliance
Prior art date
Application number
BR9504836A
Other languages
English (en)
Inventor
Robert Tracy Elms
Original Assignee
Eaton Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Eaton Corp filed Critical Eaton Corp
Publication of BR9504836A publication Critical patent/BR9504836A/pt

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R21/00—Arrangements for measuring electric power or power factor
    • G01R21/133—Arrangements for measuring electric power or power factor by using digital technique
    • G01R21/1331—Measuring real or reactive component, measuring apparent energy
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/25—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Remote Monitoring And Control Of Power-Distribution Networks (AREA)
  • Complex Calculations (AREA)
  • Supply And Distribution Of Alternating Current (AREA)
  • Measuring Frequencies, Analyzing Spectra (AREA)
BR9504836A 1994-10-17 1995-10-17 Aparelho elétrico para uso com um sistema de energia elétrica de c a BR9504836A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/325,711 US5587917A (en) 1994-10-17 1994-10-17 Data collection and processing for digital AC power system monitor/analyzer

Publications (1)

Publication Number Publication Date
BR9504836A true BR9504836A (pt) 1997-10-07

Family

ID=23269093

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9504836A BR9504836A (pt) 1994-10-17 1995-10-17 Aparelho elétrico para uso com um sistema de energia elétrica de c a

Country Status (9)

Country Link
US (1) US5587917A (pt)
EP (1) EP0708339B1 (pt)
JP (1) JPH08211112A (pt)
AU (1) AU697726B2 (pt)
BR (1) BR9504836A (pt)
CA (1) CA2160655C (pt)
DE (1) DE69526023T2 (pt)
NZ (1) NZ280115A (pt)
ZA (1) ZA958629B (pt)

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DE19632248C1 (de) * 1996-08-09 1997-12-04 Siemens Ag Anzeigevorrichtung mit einer Recheneinheit zur Erkennung eines Reizsignals und Verfahren zum Erkennen eines Reizsignals
US5890097A (en) * 1997-03-04 1999-03-30 Eaton Corporation Apparatus for waveform disturbance monitoring for an electric power system
US6021401A (en) * 1997-05-19 2000-02-01 Eaton Corporation Computer system, apparatus and method for calculating demand usage
US6415244B1 (en) 1998-03-31 2002-07-02 Mehta Tech, Inc. Power monitoring system and method
ES2166670B1 (es) * 1999-08-04 2003-02-16 Univ Valencia Politecnica Procedimiento para la medida de potencias, energias y eficiencia en las instalaciones electricas, asi como el dispositivo para su puesta en practica.
US6504693B1 (en) 2000-02-25 2003-01-07 Eaton Corporation Network protector relay providing a close function
US6738693B2 (en) 2000-12-20 2004-05-18 Landis+Gyr Inc. Multiple virtual meters in one physical meter
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US6671151B2 (en) 2001-10-03 2003-12-30 Eaton Corporation Network protector relay and method of controlling a circuit breaker employing two trip characteristics
US6614219B2 (en) 2001-12-21 2003-09-02 Eaton Corporation Metering assembly
US7111195B2 (en) 2002-02-25 2006-09-19 General Electric Company Method and system for external clock to obtain multiple synchronized redundant computers
US7747356B2 (en) 2002-02-25 2010-06-29 General Electric Company Integrated protection, monitoring, and control system
US7058482B2 (en) * 2002-02-25 2006-06-06 General Electric Company Data sample and transmission modules for power distribution systems
US7532955B2 (en) 2002-02-25 2009-05-12 General Electric Company Distributed protection system for power distribution systems
US7068483B2 (en) 2002-02-25 2006-06-27 General Electric Company Circuit breaker lockout
AU2003267460A1 (en) * 2002-09-13 2004-04-30 Consejo Superior De Investigaciones Cientificas Device and method for measuring the quality of electrical signals in a three-phase network
ES2215467B1 (es) * 2002-09-13 2005-12-16 Consejo Sup. De Investig. Cientificas Aparato y metodo de medida de magnitudes electricas en una red trifasica.
US7636616B2 (en) 2003-02-25 2009-12-22 General Electric Company Protection system for power distribution systems
US20050096886A1 (en) * 2003-10-31 2005-05-05 Smiley Karen J. Method for generating and using a transformer model
US20050165568A1 (en) * 2004-01-28 2005-07-28 Sullivan Steven K. Alias detection when displaying FFTS
US7050913B2 (en) * 2004-02-19 2006-05-23 Eaton Corporation Method and apparatus for monitoring power quality in an electric power distribution system
US7054769B2 (en) * 2004-06-03 2006-05-30 Eaton Corporation Statistical method and apparatus for monitoring parameters in an electric power distribution system
US7583202B2 (en) * 2004-10-19 2009-09-01 Echelon Corporation Method and apparatus for an electric meter
ATE441203T1 (de) * 2005-06-10 2009-09-15 Bird Technologies Group Inc System und verfahren zur analyse des stromflusses in halbleiter-plasmaerzeugungssystemen
US7469190B2 (en) * 2005-07-01 2008-12-23 Square D Company Automated system approach to analyzing harmonic distortion in an electric power system
US20070007968A1 (en) * 2005-07-08 2007-01-11 Mauney William M Jr Power monitoring system including a wirelessly communicating electrical power transducer
US7756651B2 (en) * 2006-05-05 2010-07-13 Elster Electricity, Llc Fractional sampling of electrical energy
WO2007137534A1 (de) * 2006-05-26 2007-12-06 Siemens Aktiengesellschaft Elektrisches feldgerät und verfahren zum betreiben eines elektrischen feldgerätes
US7982331B2 (en) * 2006-12-29 2011-07-19 Cummins Power Generation Ip, Inc. Transfer switch assembly
US7888601B2 (en) * 2006-12-29 2011-02-15 Cummins Power Generations IP, Inc. Bus bar interconnection techniques
US9118206B2 (en) 2006-11-16 2015-08-25 Cummins Power Generation Ip, Inc. Management of an electric power generation and storage system
US7880331B2 (en) * 2006-12-29 2011-02-01 Cummins Power Generation Ip, Inc. Management of an electric power generation and storage system
US8085002B2 (en) 2006-12-29 2011-12-27 Cummins Power Generation Ip, Inc. Shore power transfer switch
US7598623B2 (en) * 2006-12-29 2009-10-06 Cummins Power Generation Ip, Inc. Distinguishing between different transient conditions for an electric power generation system
US20080157600A1 (en) * 2006-12-29 2008-07-03 Cummins Power Generation Ip, Inc. Operator interface for an electric power generation system
US7463985B2 (en) * 2007-02-28 2008-12-09 Eaton Corporation Electric power quality indicator device and method
US7557544B2 (en) * 2007-04-23 2009-07-07 Cummins Power Generation Ip, Inc. Zero crossing detection for an electric power generation system
US20090287428A1 (en) * 2008-05-13 2009-11-19 Elster Electricity, Llc Fractional samples to improve metering and instrumentation
US20100141463A1 (en) * 2008-12-10 2010-06-10 Schweitzer Engineering Laboratories, Inc. Providing price and service information to electric power customers
CN101651363B (zh) * 2009-06-08 2011-07-20 国电南瑞科技股份有限公司 基于三阶样条插值法的损失采样数据处理方法
US8340931B2 (en) * 2009-10-05 2012-12-25 Mehta Tech, Inc. Power grid with comparison of differences in remote phasor changes
JP5663267B2 (ja) * 2010-02-24 2015-02-04 株式会社日立製作所 保護リレーシステム及び保護リレー装置
CN101915868B (zh) * 2010-07-14 2012-07-18 中国科学院电工研究所 一种提高电压信号采集精度的采集电路
US8868364B2 (en) * 2011-04-29 2014-10-21 Analog Devices, Inc. Apparatus and method for real time harmonic spectral analyzer
US8907655B2 (en) 2011-04-29 2014-12-09 Analog Devices, Inc. System and method for detecting a fundamental frequency of an electric power system
US9077208B2 (en) 2011-12-30 2015-07-07 Schneider Electric USA, Inc. Method of detecting instability in islanded electrical systems
US9759751B1 (en) * 2012-01-12 2017-09-12 Cirrus Logic, Inc. Line cycle correlated spectral analysis for power measurement systems
CN102707129A (zh) * 2012-04-20 2012-10-03 北京诺德威电力技术开发有限责任公司 电流传感装置
US9589377B1 (en) * 2013-08-23 2017-03-07 Keysight Technologies, Inc. Real-time gap free time domain density histogram display with arbitrary sample rate
CN105092999B (zh) 2014-05-19 2017-12-12 罗克韦尔自动化技术公司 利用多个指示的电力质量事件定位
CN104198812B (zh) * 2014-08-12 2017-12-19 国家电网公司 一种谐波测试工具
US9541586B2 (en) 2014-11-24 2017-01-10 Rockwell Automation Technologies, Inc. Capture of power quality information at the time a device fails
JP6143919B2 (ja) * 2015-08-20 2017-06-07 株式会社東芝 電気機器モニタリング装置およびその方法
CN105826923B (zh) * 2016-04-22 2018-06-22 九阳股份有限公司 一种抑制可控硅调压电路谐波电流的控制方法
US10338119B2 (en) 2016-08-16 2019-07-02 Kohler Co. Generator waveform measurement
CN107330008A (zh) * 2017-06-13 2017-11-07 广东电网有限责任公司佛山供电局 一种基于Hadoop平台的电力系统谐波监测方法

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US4709339A (en) * 1983-04-13 1987-11-24 Fernandes Roosevelt A Electrical power line parameter measurement apparatus and systems, including compact, line-mounted modules
US4672555A (en) * 1984-10-18 1987-06-09 Massachusetts Institute Of Technology Digital ac monitor
US5055769A (en) * 1989-11-06 1991-10-08 The Fleming Group Method and apparatus for identifying AC service configuration
US5224054A (en) * 1990-04-02 1993-06-29 Square D Company Waveform capturing arrangement in distributed power network
US5247454A (en) * 1990-04-02 1993-09-21 Square D Company Reconfigurable circuit monitoring system
US5233538A (en) * 1990-04-02 1993-08-03 Square D Company Waveform capturing arrangement in a distributed power network
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FI93998C (fi) * 1992-06-22 1995-06-26 Sekko Ab Oy Menetelmä ja laite kiertosuunnan mittaamiseen
US5298853A (en) * 1992-12-18 1994-03-29 Lubos Ryba Electrical apparatus for detecting relationships in three phase AC networks
US5406495A (en) * 1993-02-01 1995-04-11 Systems Analysis And Integration, Inc. Substation load distribution monitor system

Also Published As

Publication number Publication date
US5587917A (en) 1996-12-24
CA2160655A1 (en) 1996-04-18
AU3304195A (en) 1996-05-02
EP0708339A2 (en) 1996-04-24
NZ280115A (en) 1998-06-26
EP0708339B1 (en) 2002-03-27
CA2160655C (en) 2001-05-01
ZA958629B (en) 1996-05-23
EP0708339A3 (en) 1997-11-19
DE69526023T2 (de) 2002-11-07
AU697726B2 (en) 1998-10-15
DE69526023D1 (de) 2002-05-02
JPH08211112A (ja) 1996-08-20

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Legal Events

Date Code Title Description
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
HO Change of classification

Free format text: INT. CL 7: G01R 19/25 - G01R 21/06

FF Decision: intention to grant
FG9A Patent or certificate of addition granted
B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE A 19A ANUIDADE.

B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2276 DE 19-08-2014 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.