ZA843801B - Core form transformer for selective cancellation of subsynchronous resonance - Google Patents

Core form transformer for selective cancellation of subsynchronous resonance

Info

Publication number
ZA843801B
ZA843801B ZA843801A ZA843801A ZA843801B ZA 843801 B ZA843801 B ZA 843801B ZA 843801 A ZA843801 A ZA 843801A ZA 843801 A ZA843801 A ZA 843801A ZA 843801 B ZA843801 B ZA 843801B
Authority
ZA
South Africa
Prior art keywords
core form
subsynchronous resonance
form transformer
selective cancellation
cancellation
Prior art date
Application number
ZA843801A
Other languages
English (en)
Inventor
Paul George Novak
Theodore Richard Specht
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 ZA843801B publication Critical patent/ZA843801B/xx

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—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
    • H02J3/1878—Arrangements for adjusting, eliminating or compensating reactive power in networks using tap changing or phase shifting transformers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F30/00—Fixed transformers not covered by group H01F19/00
    • H01F30/06—Fixed transformers not covered by group H01F19/00 characterised by the structure
    • H01F30/12—Two-phase, three-phase or polyphase transformers
    • 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)
  • Control Of Electrical Variables (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Ac-Ac Conversion (AREA)
  • Transformers For Measuring Instruments (AREA)
ZA843801A 1983-06-08 1984-05-18 Core form transformer for selective cancellation of subsynchronous resonance ZA843801B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/502,379 US4513243A (en) 1983-06-08 1983-06-08 Core form transformer for selective cancellation of subsynchronous resonance

Publications (1)

Publication Number Publication Date
ZA843801B true ZA843801B (en) 1984-12-24

Family

ID=23997542

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA843801A ZA843801B (en) 1983-06-08 1984-05-18 Core form transformer for selective cancellation of subsynchronous resonance

Country Status (7)

Country Link
US (1) US4513243A (xx)
JP (1) JPS607115A (xx)
BR (1) BR8402627A (xx)
CA (1) CA1218714A (xx)
IN (1) IN161715B (xx)
SE (1) SE459702B (xx)
ZA (1) ZA843801B (xx)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0785653B2 (ja) * 1986-12-22 1995-09-13 三菱電機株式会社 サイクロコンバ−タ用三相変圧器
JPH04128399U (ja) * 1990-10-25 1992-11-24 株式会社宝計機製作所 爆発性雰囲気下でのガス計量器等の取扱機器における信号伝達装置
US5262677A (en) * 1991-10-24 1993-11-16 Ramirez Alberto R Reactor subsynchronous tuning scheme
US5434455A (en) * 1991-11-15 1995-07-18 Power Distribution, Inc. Harmonic cancellation system
US5206539A (en) * 1991-11-15 1993-04-27 Power Distribution, Inc. Transformer with cancellation of harmonic currents by phase shited secondary windings
US5343080A (en) * 1991-11-15 1994-08-30 Power Distribution, Inc. Harmonic cancellation system
US5331303A (en) * 1992-04-21 1994-07-19 Kabushiki Kaisha Toshiba Power transformer for cycloconverters
DE19748146A1 (de) * 1997-10-31 1999-05-06 Asea Brown Boveri Drehstromtransformator
US20060073174A1 (en) * 2001-08-16 2006-04-06 Access Pharmaceuticals, Inc. Adherent and erodible film to treat a moist surface of a body tissue
US6585997B2 (en) * 2001-08-16 2003-07-01 Access Pharmaceuticals, Inc. Mucoadhesive erodible drug delivery device for controlled administration of pharmaceuticals and other active compounds
US8524200B2 (en) 2002-09-11 2013-09-03 The Procter & Gamble Company Tooth whitening products
US7161456B2 (en) * 2003-03-17 2007-01-09 Baker Hughes Incorporated Systems and methods for driving large capacity AC motors
WO2011094743A1 (en) * 2010-02-01 2011-08-04 Howard Industries, Inc. Power input device with current pulse multiplier transformer to reduce harmonic currents in converter/inverter circuits and devices, and method of making the same
JP7193792B2 (ja) * 2017-08-31 2022-12-21 株式会社新陽社 相数変換器

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2602152A (en) * 1947-03-19 1952-07-01 Oerlikon Maschf One phase push-pull circuit for rectifiers
GB725290A (en) * 1952-02-06 1955-03-02 Gen Electric Improvements in polyphase electric transformers
US2866152A (en) * 1955-04-22 1958-12-23 Gen Electric Three phase regulator connections
FR2074686B1 (xx) * 1970-01-19 1977-06-03 Lys Jacques
US3691496A (en) * 1971-04-20 1972-09-12 Westinghouse Electric Corp Helitran winding for electrical inductive apparatus
US3876929A (en) * 1971-10-07 1975-04-08 Nikolaus Laing Transformer core having plurality of portions with different cross sections
US4433284A (en) * 1982-04-07 1984-02-21 Rockwell International Corporation Power line communications bypass around delta-wye transformer

Also Published As

Publication number Publication date
IN161715B (xx) 1988-01-23
SE8402694L (sv) 1984-12-09
SE8402694D0 (sv) 1984-05-18
SE459702B (sv) 1989-07-24
BR8402627A (pt) 1985-04-30
JPS607115A (ja) 1985-01-14
US4513243A (en) 1985-04-23
CA1218714A (en) 1987-03-03

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