TW200702971A - Power factor adjustment device - Google Patents

Power factor adjustment device

Info

Publication number
TW200702971A
TW200702971A TW094140904A TW94140904A TW200702971A TW 200702971 A TW200702971 A TW 200702971A TW 094140904 A TW094140904 A TW 094140904A TW 94140904 A TW94140904 A TW 94140904A TW 200702971 A TW200702971 A TW 200702971A
Authority
TW
Taiwan
Prior art keywords
capacitors
switching
case
power factor
controlled based
Prior art date
Application number
TW094140904A
Other languages
English (en)
Other versions
TWI275921B (en
Inventor
Shinji Shinohara
Hisato Fujiwara
Original Assignee
Mitsubishi 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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of TW200702971A publication Critical patent/TW200702971A/zh
Application granted granted Critical
Publication of TWI275921B publication Critical patent/TWI275921B/zh

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
    • G01F15/005—Valves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
    • G01F15/10—Preventing damage by freezing or excess pressure or insufficient pressure
    • 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

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Control Of Electrical Variables (AREA)
  • Supply And Distribution Of Alternating Current (AREA)
TW094140904A 2005-07-11 2005-11-22 Power factor adjustment device TWI275921B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2005201658A JP2007020365A (ja) 2005-07-11 2005-07-11 力率調整装置

Publications (2)

Publication Number Publication Date
TW200702971A true TW200702971A (en) 2007-01-16
TWI275921B TWI275921B (en) 2007-03-11

Family

ID=37609435

Family Applications (1)

Application Number Title Priority Date Filing Date
TW094140904A TWI275921B (en) 2005-07-11 2005-11-22 Power factor adjustment device

Country Status (4)

Country Link
JP (1) JP2007020365A (zh)
KR (1) KR100738761B1 (zh)
CN (1) CN100468274C (zh)
TW (1) TWI275921B (zh)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2010201620B8 (en) 2010-02-18 2012-05-03 Mitsubishi Heavy Industries, Ltd. Maintenance operation method for wind turbine generator and wind turbine generator
CN102280893A (zh) * 2011-08-09 2011-12-14 东营区供电公司 电力线路优化补偿装置
JP6536348B2 (ja) * 2015-10-22 2019-07-03 三菱電機株式会社 力率調整装置および力率調整方法
TWI693768B (zh) * 2019-02-18 2020-05-11 英捷力電機股份有限公司 電力系統的電容器之電容值監控方法
KR102272981B1 (ko) * 2019-09-05 2021-07-05 목포대학교산학협력단 역률 기반 재생 에너지 전력계통의 전압 제어 장치
KR102173655B1 (ko) * 2020-03-04 2020-11-03 주식회사 쓰리아이씨 발전소 내 장애 발생 방향 결정 방법

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JPH04372527A (ja) * 1991-06-20 1992-12-25 Nkk Corp 進相コンデンサの自動制御装置
JPH05341863A (ja) * 1992-06-08 1993-12-24 Mitsubishi Electric Corp 力率自動調整装置
JPH08336234A (ja) * 1995-06-05 1996-12-17 Nissin Electric Co Ltd 受変電設備
JP2000032664A (ja) 1998-07-14 2000-01-28 Chubu Electric Power Co Inc コンデンサバンクを備えた無効電力調整装置の制御方法およびその制御装置
KR100554263B1 (ko) * 2002-12-12 2006-02-22 홍윤기 역률 개선형 전력절감 시스템

Also Published As

Publication number Publication date
JP2007020365A (ja) 2007-01-25
KR20070007700A (ko) 2007-01-16
TWI275921B (en) 2007-03-11
KR100738761B1 (ko) 2007-07-12
CN1896899A (zh) 2007-01-17
CN100468274C (zh) 2009-03-11

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Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees