DE69023579D1 - Verfahren und Vorrichtung zum Überwachen der Speisespannung für unterbrechungsfreie Stromversorgungen. - Google Patents

Verfahren und Vorrichtung zum Überwachen der Speisespannung für unterbrechungsfreie Stromversorgungen.

Info

Publication number
DE69023579D1
DE69023579D1 DE69023579T DE69023579T DE69023579D1 DE 69023579 D1 DE69023579 D1 DE 69023579D1 DE 69023579 T DE69023579 T DE 69023579T DE 69023579 T DE69023579 T DE 69023579T DE 69023579 D1 DE69023579 D1 DE 69023579D1
Authority
DE
Germany
Prior art keywords
reference waveform
power
waveform
rms value
uninterruptible power
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
DE69023579T
Other languages
English (en)
Other versions
DE69023579T2 (de
Inventor
Richard V Baxter
Frederick A Stich
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Best Power Technology Inc
Original Assignee
Best Power Technology Inc
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 Best Power Technology Inc filed Critical Best Power Technology Inc
Publication of DE69023579D1 publication Critical patent/DE69023579D1/de
Application granted granted Critical
Publication of DE69023579T2 publication Critical patent/DE69023579T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/24—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to undervoltage or no-voltage
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/50—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to the appearance of abnormal wave forms, e.g. ac in dc installations
DE1990623579 1989-09-08 1990-09-05 Verfahren und Vorrichtung zum Überwachen der Speisespannung für unterbrechungsfreie Stromversorgungen. Expired - Fee Related DE69023579T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/404,902 US5229651A (en) 1989-09-08 1989-09-08 Method and apparatus for line power monitoring for uninterruptible power supplies

Publications (2)

Publication Number Publication Date
DE69023579D1 true DE69023579D1 (de) 1995-12-21
DE69023579T2 DE69023579T2 (de) 1996-04-11

Family

ID=23601510

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1990623579 Expired - Fee Related DE69023579T2 (de) 1989-09-08 1990-09-05 Verfahren und Vorrichtung zum Überwachen der Speisespannung für unterbrechungsfreie Stromversorgungen.

Country Status (6)

Country Link
US (1) US5229651A (de)
EP (1) EP0416569B1 (de)
JP (1) JP3190666B2 (de)
AT (1) ATE130474T1 (de)
CA (1) CA2024488C (de)
DE (1) DE69023579T2 (de)

Families Citing this family (60)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5315533A (en) * 1991-05-17 1994-05-24 Best Power Technology, Inc. Back-up uninterruptible power system
US6360177B1 (en) * 1992-11-10 2002-03-19 Shenandoah Electronic Intelligence, Inc. Voltage scanning, measurement, storage and reporting device
AU681384B2 (en) * 1993-02-12 1997-08-28 Ekstrom Industries, Inc. Remote automatic meter reading apparatus
US5452223A (en) * 1993-08-20 1995-09-19 Eaton Corporation Arc detection using current variation
US5767780A (en) * 1993-09-22 1998-06-16 Lockheed Martin Energy Research Corporation Detector for flow abnormalities in gaseous diffusion plant compressors
US5473533A (en) * 1993-12-02 1995-12-05 Best Power Technology, Incorporated Method and apparatus for efficient phase and frequency coherence locking optimized for digital systems
US5825656A (en) * 1994-05-19 1998-10-20 Reliable Power Meters, Inc. Apparatus and method for power disturbance analysis by display of power quality information
US5544065A (en) * 1994-08-09 1996-08-06 Eaton Corporation Apparatus for digitizing ac signals of unknown or changing frequency
US5670833A (en) * 1994-11-23 1997-09-23 General Signal Power Systems, Inc. Power transfer method and apparatus for uninterruptible power systems
US5579197A (en) * 1995-01-24 1996-11-26 Best Power Technology, Incorporated Backup power system and method
US5602462A (en) * 1995-02-21 1997-02-11 Best Power Technology, Incorporated Uninterruptible power system
US5644175A (en) * 1995-03-28 1997-07-01 Cyberex, Inc. Static switch method and apparatus
US5814904A (en) * 1995-03-28 1998-09-29 Cyberex, Inc. Static switch method and apparatus
US5555182A (en) * 1995-05-04 1996-09-10 Cyberex, Inc. Source quality monitoring system
US5784268A (en) * 1996-09-20 1998-07-21 General Signal Corporation Inverter control for support of power factor corrected loads
US5790391A (en) * 1996-11-29 1998-08-04 General Signal Corporation Standby power system
US5943246A (en) * 1997-04-29 1999-08-24 Omnion Power Engineering Corporation Voltage detection of utility service disturbances
US5929538A (en) * 1997-06-27 1999-07-27 Abacus Controls Inc. Multimode power processor
US6112136A (en) * 1998-05-12 2000-08-29 Paul; Steven J. Software management of an intelligent power conditioner with backup system option employing trend analysis for early prediction of ac power line failure
DE19830016A1 (de) * 1998-06-26 1999-12-30 Siemens Ag Verfahren zum Betrieb eines elektronischen Überstromauslösers für einen Leistungsschalter
CA2280378C (en) * 1999-04-29 2009-05-26 S&C Electric Company Arrangements to detect and respond to disturbances in electrical power systems
US6516279B1 (en) * 2000-05-18 2003-02-04 Rockwell Automation Technologies, Inc. Method and apparatus for calculating RMS value
WO2002076151A1 (en) * 2001-03-15 2002-09-26 Rodriguez Reginald J Arc maintenance device for high density discharge lamps including an adaptive waveform monitor
US6614355B1 (en) * 2001-05-10 2003-09-02 Ranco Incorporated Of Delaware System and method for sampling an AC switch
WO2004018243A2 (en) * 2002-08-21 2004-03-04 Delphi Technologies, Inc. Controlled truck cab suspension
US6980407B2 (en) * 2002-12-09 2005-12-27 Texas Instrument Incorporated Arc detection apparatus and method
JP4025216B2 (ja) * 2003-02-21 2007-12-19 株式会社日立製作所 無停電電源装置
US7190561B2 (en) * 2004-09-09 2007-03-13 Sensata Technologies, Inc. Apparatus for detecting arc faults
US7190562B2 (en) * 2004-09-09 2007-03-13 Sensata Technologies, Inc. Method for detecting arc faults
US7408750B2 (en) * 2004-09-09 2008-08-05 Sensata Technologies Massachusetts, Inc. Methods of detecting arc faults characterized by consecutive periods of arcing
US7142993B2 (en) * 2004-10-13 2006-11-28 Hewlett-Packard Development Company, L.P. Determining a difference between a level of power to be supplied and an estimate
US7318009B2 (en) * 2005-01-18 2008-01-08 American Power Conversion Corporation Event customization
US7461925B2 (en) * 2005-03-04 2008-12-09 Hewlett-Packard Development Company, L.P. Adjusting power
US7315790B2 (en) * 2005-11-22 2008-01-01 Rx Monitoring Services, Llc System, and method for quantifying voltage anomalies
US7734430B2 (en) * 2006-01-27 2010-06-08 Hewlett-Packard Development Company, L.P. Determining power
US7793117B2 (en) * 2006-10-12 2010-09-07 Hewlett-Packard Development Company, L.P. Method, apparatus and system for determining power supply to a load
US8086355B1 (en) * 2007-02-28 2011-12-27 Global Embedded Technologies, Inc. Method, a system, a computer-readable medium, and a power controlling apparatus for applying and distributing power
FR2916890B1 (fr) * 2007-05-31 2009-07-24 Airbus France Sas Procede et dispositif de surveillance de systemes avioniques relies a un media partage
CN101424709B (zh) * 2007-10-29 2013-03-20 西门子公司 电压扰动检测方法及装置
US7864551B2 (en) * 2008-06-20 2011-01-04 Zippy Technology Corp. Power supply device with system switch circuit
US8214165B2 (en) * 2008-12-30 2012-07-03 International Business Machines Corporation Apparatus, system, and method for precise early detection of AC power loss
US8675325B2 (en) * 2010-10-20 2014-03-18 Schneider Electric USA, Inc. Electronic circuit breaker with alternate mode of operation using auxiliary power source
US9190871B2 (en) 2011-10-19 2015-11-17 Thomas & Betts International, Llc Distributed energy system disconnect switch with mechanical isolation
US8716885B2 (en) 2011-10-19 2014-05-06 Thomas & Betts International, Inc. Disconnect switch for distributed energy system
US9404947B2 (en) 2012-08-31 2016-08-02 General Electric Company Systems and methods for detecting power quality of uninterrupible power supplies
US9831675B2 (en) 2012-12-27 2017-11-28 General Electric Company System for common redundant bypass feed paths in uninterruptible power supplies
WO2014107169A1 (en) 2013-01-07 2014-07-10 Schneider Electric It Corporation Power supply control
US9535133B2 (en) * 2013-11-05 2017-01-03 Rockwell Automation Technologies, Inc. Industrial system phase sag detection
CN106030438B (zh) * 2013-12-31 2018-10-09 施耐德电气It公司 电网稳定的系统和方法
KR101590698B1 (ko) * 2014-03-31 2016-02-01 엘지전자 주식회사 전원 판단 장치
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
US9541586B2 (en) 2014-11-24 2017-01-10 Rockwell Automation Technologies, Inc. Capture of power quality information at the time a device fails
JP2017212002A (ja) * 2017-07-19 2017-11-30 株式会社Ｄｎｐハイパーテック Ｍｐｕ保護装置
WO2019168586A1 (en) * 2018-02-03 2019-09-06 S&C Electric Company Flux based utility disturbance detector
CN113740760B (zh) * 2020-05-29 2023-05-16 株式会社村田制作所 用于对交流电源进行快速故障检测的方法和装置
JP2022066004A (ja) * 2020-10-16 2022-04-28 Ｎｅｃプラットフォームズ株式会社 異常検出装置、異常検出方法およびプログラム
US20240038466A1 (en) * 2020-12-21 2024-02-01 Siemens Aktiengesellschaft Circuit breaker device and method
DE102020216413A1 (de) * 2020-12-21 2022-06-23 Siemens Aktiengesellschaft Schutzschaltgerät und Verfahren
CN114217240B (zh) * 2021-12-06 2024-01-23 上海德衡数据科技有限公司 一种不间断电源检测方法及系统
WO2023147121A1 (en) * 2022-01-31 2023-08-03 Dwellwell Analytics, Inc. Electrical outlet fault detection

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4132947A (en) * 1967-09-06 1979-01-02 General Electric Company Waveshape detector
CH497805A (de) * 1969-10-09 1970-10-15 Agie Ag Ind Elektronik Verfahren und Vorrichtung zum schnellen Umschalten mindestens eines Wechselstromverbrauchers von einer Spannungsquelle oder Stromquelle auf eine andere Spannungsquelle oder Stromquelle beim Auftreten eines Fehlers in der mit dem Verbraucher verbundenen Quelle
DE2025005A1 (de) * 1970-05-22 1971-12-09 Frako Kondensator Apparate Anordnung zur Überwachung einer elektrischen Spannung
JPS4942713B1 (de) * 1970-11-09 1974-11-16
JPS5342499B2 (de) * 1973-10-09 1978-11-11
US4031463A (en) * 1976-03-01 1977-06-21 Control Data Corporation Power brown-out detector
US4064488A (en) * 1976-06-10 1977-12-20 Motorola, Inc. Sampled signal detector
US4219860A (en) * 1978-12-20 1980-08-26 General Electric Company Overcurrent relay apparatus
US4370723A (en) * 1980-01-31 1983-01-25 Peak Demand Limiters, Inc. Computerized energy management system
US4510571A (en) * 1981-10-08 1985-04-09 Tektronix, Inc. Waveform storage and display system
US4516035A (en) * 1983-08-22 1985-05-07 Ncr Corporation Phase synchronization and control circuit
US4860149A (en) * 1984-06-28 1989-08-22 The United States Of America As Represented By The United States National Aeronautics And Space Administration Electronic precipitator control
JPS6193962A (ja) * 1984-10-15 1986-05-12 Anritsu Corp パタ−ントリガ付オシロスコ−プ
US4694402A (en) * 1985-05-28 1987-09-15 Basic Measuring Instruments Waveform disturbance detection apparatus and method
US4713553A (en) * 1985-10-21 1987-12-15 Motorola Inc. Fast power-fail detector for power supplies with energy hysteresis
US4692854A (en) * 1986-03-04 1987-09-08 Best Power Technology, Inc Method and apparatus for modulating inverter pulse width
US4769760A (en) * 1987-03-13 1988-09-06 Cherne Medical, Inc. Terrain biased dynamic multiple threshold synchronization method and apparatus
US4782241A (en) * 1987-08-11 1988-11-01 Liebert Corporation Uninterruptible power supply apparatus and power path transfer method
US4814934A (en) * 1987-12-24 1989-03-21 Sundstrand Corp. Voltage fault detector

Also Published As

Publication number Publication date
CA2024488C (en) 1995-05-02
EP0416569B1 (de) 1995-11-15
DE69023579T2 (de) 1996-04-11
JP3190666B2 (ja) 2001-07-23
ATE130474T1 (de) 1995-12-15
CA2024488A1 (en) 1991-03-09
US5229651A (en) 1993-07-20
JPH03150026A (ja) 1991-06-26
EP0416569A2 (de) 1991-03-13
EP0416569A3 (en) 1992-03-18

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee