IT1146883B - Dispositivo generatore di voltampere reattivi (var) per impianti elettrici - Google Patents

Dispositivo generatore di voltampere reattivi (var) per impianti elettrici

Info

Publication number
IT1146883B
IT1146883B IT41592/81A IT4159281A IT1146883B IT 1146883 B IT1146883 B IT 1146883B IT 41592/81 A IT41592/81 A IT 41592/81A IT 4159281 A IT4159281 A IT 4159281A IT 1146883 B IT1146883 B IT 1146883B
Authority
IT
Italy
Prior art keywords
voltampere
var
reactive
electrical systems
generator device
Prior art date
Application number
IT41592/81A
Other languages
English (en)
Other versions
IT8141592A0 (it
Inventor
Laszlo Gyugyi
Original Assignee
Westinghouse Electric 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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of IT8141592A0 publication Critical patent/IT8141592A0/it
Application granted granted Critical
Publication of IT1146883B publication Critical patent/IT1146883B/it

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
    • G05F1/70—Regulating power factor; Regulating reactive current or power
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00—Circuit arrangements for AC mains or AC distribution networks
    • H02J3/18—Arrangements for adjusting, eliminating or compensating reactive power in networks
    • H02J3/1821—Arrangements for adjusting, eliminating or compensating reactive power in networks using shunt compensators
    • H02J3/1828—Arrangements for adjusting, eliminating or compensating reactive power in networks using shunt compensators with stepwise control, e.g. switched capacitor banks
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00—Circuit arrangements for AC mains or AC distribution networks
    • H02J3/18—Arrangements for adjusting, eliminating or compensating reactive power in networks
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
    • Y02E40/30—Reactive power compensation

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Automation & Control Theory (AREA)
  • Control Of Electrical Variables (AREA)
  • Supply And Distribution Of Alternating Current (AREA)
  • Control Of Eletrric Generators (AREA)
  • Saccharide Compounds (AREA)
IT41592/81A 1980-06-10 1981-06-09 Dispositivo generatore di voltampere reattivi (var) per impianti elettrici IT1146883B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/158,107 US4353024A (en) 1980-06-10 1980-06-10 Control for VAR generator with deadband

Publications (2)

Publication Number Publication Date
IT8141592A0 IT8141592A0 (it) 1981-06-09
IT1146883B true IT1146883B (it) 1986-11-19

Family

ID=22566713

Family Applications (1)

Application Number Title Priority Date Filing Date
IT41592/81A IT1146883B (it) 1980-06-10 1981-06-09 Dispositivo generatore di voltampere reattivi (var) per impianti elettrici

Country Status (14)

Country Link
US (1) US4353024A (it)
JP (1) JPS5725015A (it)
KR (1) KR850000312B1 (it)
AR (1) AR230721A1 (it)
BR (1) BR8103383A (it)
CA (1) CA1140992A (it)
DE (1) DE3122988A1 (it)
GB (1) GB2077528B (it)
IN (1) IN154783B (it)
IT (1) IT1146883B (it)
MX (1) MX149322A (it)
NO (1) NO160887C (it)
SE (1) SE455659B (it)
ZA (1) ZA813152B (it)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5833930A (ja) * 1981-08-20 1983-02-28 三菱電機株式会社 静止形無効電力補償方法
US4516056A (en) * 1982-05-18 1985-05-07 General Electric Company Capacitively ballasted low voltage incandescent lamp
US4525651A (en) * 1982-05-18 1985-06-25 General Electric Company Capacitively ballasted low voltage incandescent lamp
US4447764A (en) * 1982-05-18 1984-05-08 General Electric Company Power supply for low-voltage incandescent lamp and like load
HU190091B (en) * 1982-05-18 1986-08-28 General Electric Co,Us Loading unit, in particular for incandescent lamp of low voltage
GB2121248B (en) * 1982-05-18 1986-03-05 Gen Electric Capacitive voltage dropper
US4447765A (en) * 1982-05-18 1984-05-08 General Electric Company Power supply for low voltage incandescent lamp
US4891569A (en) * 1982-08-20 1990-01-02 Versatex Industries Power factor controller
JPS59177621A (ja) * 1983-03-29 1984-10-08 Tokyo Electric Power Co Inc:The 静止型無効電力補償装置
EP0168147A1 (en) * 1984-05-25 1986-01-15 Arthur Trevor Williams (Proprietary) Limited Power factor controller
GB8429683D0 (en) * 1984-11-23 1985-01-03 Gen Electric Co Plc Reactive power compensating circuit
US5032738A (en) * 1986-01-22 1991-07-16 Vithayathil John J Scheme for rapid adjustment of network impedance
US4719402A (en) * 1986-12-18 1988-01-12 Westinghouse Electric Corp. VAR generator system with minimal standby losses
DE3905261A1 (de) * 1989-02-21 1990-08-23 Siemens Ag Verfahren und einrichtung zur stabilisation eines elektrischen versorgungsnetzes
US5323303A (en) * 1992-03-05 1994-06-21 Alliedsignal Inc. Active damper for EMI filter
JPH0720957A (ja) * 1993-07-01 1995-01-24 Tokyo Electric Power Co Inc:The 自励式無効電力補償装置
US5631545A (en) * 1994-06-29 1997-05-20 Electric Power Research Institute, Inc. Apparatus and method for regulating a power line using frequency domain self-synchronization control
US5548203A (en) * 1994-06-29 1996-08-20 Electric Power Research Institute, Inc. Capacitor polarity-based var correction controller for resonant line conditions and large amplitude line harmonics
US5646512A (en) * 1995-08-30 1997-07-08 Beckwith; Robert W. Multifunction adaptive controls for tapswitches and capacitors
GB2307803B (en) * 1995-11-28 2000-05-31 Gec Alsthom Ltd Three-phase static var compensator arrangement
GB2339620B (en) * 1996-12-05 2000-07-26 Robert Wallace Beckwith A system for measuring real and imaginary components of electrical power
KR100554263B1 (ko) * 2002-12-12 2006-02-22 홍윤기 역률 개선형 전력절감 시스템
US20080203734A1 (en) * 2007-02-22 2008-08-28 Mark Francis Grimes Wellbore rig generator engine power control
JP5308797B2 (ja) 2007-12-11 2013-10-09 住友化学株式会社 オレフィン重合反応装置、ポリオレフィン製造システム、及び、ポリオレフィン製造方法
US8664800B2 (en) 2010-08-31 2014-03-04 General Electric Company System and method for distribution of inverter VAR support
EP2605357A1 (en) * 2011-12-15 2013-06-19 Siemens Aktiengesellschaft Control of reactive power output from a wind park
US9294003B2 (en) 2012-02-24 2016-03-22 Board Of Trustees Of Michigan State University Transformer-less unified power flow controller
US20130234523A1 (en) * 2012-03-06 2013-09-12 First Solar, Inc Method and apparatus providing point of interconnection control for power plants
JP5959343B2 (ja) * 2012-07-09 2016-08-02 三菱電機株式会社 静止形無効電力補償装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3936727A (en) * 1973-10-12 1976-02-03 General Electric Company High speed control of reactive power for voltage stabilization in electric power systems
US3999117A (en) * 1974-12-23 1976-12-21 Westinghouse Electric Corporation Method and control apparatus for static VAR generator and compensator
US4055795A (en) * 1976-07-15 1977-10-25 H.O.P. Consulab Inc. Correction system for regulating the power factor of an electrical network
JPS578073Y2 (it) * 1977-08-06 1982-02-16
CA1106916A (fr) * 1978-06-20 1981-08-11 H.O.P. Consulab Inc. Appareil et procede pour regulariser le facteur de puissance d'une ligne de reseau de distribution electrique
US4234843A (en) * 1978-09-15 1980-11-18 Westinghouse Electric Corp. Static VAR generator with discrete capacitive current levels
US4307331A (en) * 1978-09-15 1981-12-22 Westinghouse Electric Corp. Hybrid switched-capacitor controlled-inductor static VAR generator and control apparatus

Also Published As

Publication number Publication date
DE3122988A1 (de) 1982-02-04
JPS5725015A (en) 1982-02-09
NO160887C (no) 1989-06-07
CA1140992A (en) 1983-02-08
US4353024A (en) 1982-10-05
SE455659B (sv) 1988-07-25
NO160887B (no) 1989-02-27
MX149322A (es) 1983-10-17
KR830006731A (ko) 1983-10-06
IT8141592A0 (it) 1981-06-09
GB2077528A (en) 1981-12-16
IN154783B (it) 1984-12-15
NO811894L (no) 1981-12-11
KR850000312B1 (ko) 1985-03-18
SE8103648L (sv) 1981-12-11
ZA813152B (en) 1982-06-30
AR230721A1 (es) 1984-05-31
BR8103383A (pt) 1982-02-16
GB2077528B (en) 1984-05-31

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