ZA784126B - Robust polyphase transformer - Google Patents

Robust polyphase transformer

Info

Publication number
ZA784126B
ZA784126B ZA00784126A ZA784126A ZA784126B ZA 784126 B ZA784126 B ZA 784126B ZA 00784126 A ZA00784126 A ZA 00784126A ZA 784126 A ZA784126 A ZA 784126A ZA 784126 B ZA784126 B ZA 784126B
Authority
ZA
South Africa
Prior art keywords
robust
polyphase transformer
polyphase
transformer
robust polyphase
Prior art date
Application number
ZA00784126A
Other languages
English (en)
Inventor
G Prevotat
Original Assignee
Alsthom Unelec Sa
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 Alsthom Unelec Sa filed Critical Alsthom Unelec Sa
Publication of ZA784126B publication Critical patent/ZA784126B/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/24—Magnetic cores
    • H01F27/25—Magnetic cores made from strips or ribbons
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Coils Of Transformers For General Uses (AREA)
  • Coils Or Transformers For Communication (AREA)
  • Transformer Cooling (AREA)
ZA00784126A 1977-07-22 1978-07-20 Robust polyphase transformer ZA784126B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7722536A FR2398376A1 (fr) 1977-07-22 1977-07-22 Transformateur polyphase de resistance mecanique elevee

Publications (1)

Publication Number Publication Date
ZA784126B true ZA784126B (en) 1979-07-25

Family

ID=9193670

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00784126A ZA784126B (en) 1977-07-22 1978-07-20 Robust polyphase transformer

Country Status (16)

Country Link
US (1) US4234862A (es)
JP (1) JPS5453217A (es)
AR (1) AR213910A1 (es)
BE (1) BE868676A (es)
BR (1) BR7804726A (es)
CA (1) CA1100585A (es)
DE (1) DE2831359A1 (es)
ES (1) ES471947A1 (es)
FR (1) FR2398376A1 (es)
GB (1) GB2001479B (es)
GR (1) GR64550B (es)
IT (1) IT1097141B (es)
NL (1) NL7807647A (es)
OA (1) OA06018A (es)
SE (1) SE7807808L (es)
ZA (1) ZA784126B (es)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2561033B1 (fr) * 1984-03-06 1988-11-10 Beisser Jean Claude Transformateur et son procede de fabrication
JPH061413B2 (ja) * 1987-07-16 1994-01-05 ニシム電子工業株式会社 鉄共振型三相定電圧用トランス装置
US5202664A (en) * 1992-01-28 1993-04-13 Poulsen Peder Ulrik Three phase transformer with frame shaped winding assemblies
DE9216860U1 (de) * 1992-12-10 1993-04-01 TET GmbH Elektrotechnik, 8000 München Schalenkern für Leistungsübertragung
US5861792A (en) * 1993-02-19 1999-01-19 Matsushita Electric Industrial Co., Ltd. Coil component and method of stamping iron core used therefor
US20090257560A1 (en) * 2008-04-14 2009-10-15 Infimed, Inc. 3d poly-phase transformer
FI122043B (fi) * 2008-08-13 2011-07-29 Abb Oy Taajuusmuuttajan kuristinlaite
US8755491B2 (en) 2009-03-27 2014-06-17 Varian Medical Systems, Inc. Rise/fall time control for X-ray pulses
CN103730241B (zh) * 2013-12-25 2016-01-20 保定天威保变电气股份有限公司 一种直流偏磁试验用变压器模型
CN103745815A (zh) * 2014-01-07 2014-04-23 胡宝良 一种平面六角形三相变压器
US10008322B2 (en) * 2014-10-29 2018-06-26 General Electric Company Filter assembly and method
ITUA20161581A1 (it) 2015-03-12 2017-09-11 Montagnani Guglielmo Metodo e dispositivo per la produzione di trasformatori con nucleo in materiale amorfo, e trasformatore ottenuto
JP6517882B2 (ja) * 2017-07-04 2019-05-22 ファナック株式会社 コア本体およびリアクトル
CN111600300B (zh) * 2020-05-21 2023-05-09 云南电网有限责任公司大理供电局 考虑风电功率多元相关性椭球集合的鲁棒优化调度方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2488391A (en) * 1946-07-09 1949-11-15 Westinghouse Electric Corp Magnetic core structure
US2702887A (en) * 1950-11-13 1955-02-22 Mcgraw Electric Co Three-phase transformer cores
US2761107A (en) * 1953-02-11 1956-08-28 Gen Electric Three-phase transformer core
US3201734A (en) * 1960-08-03 1965-08-17 Fed Pacific Electric Co Transformer core and winding
US3222626A (en) * 1961-06-29 1965-12-07 Advance Transformer Co Laminated electromagnetic core construction
GB994898A (en) * 1962-03-13 1965-06-10 John Anders Gulow Improvements in three phase transformer core structure
US3528863A (en) * 1966-06-09 1970-09-15 Westinghouse Electric Corp Glass-coated electrical steel sheet
FR2123093B1 (es) * 1970-12-14 1974-03-22 Unelec
HU164171B (es) * 1972-03-23 1973-12-28
FR2225820A2 (en) * 1973-04-13 1974-11-08 Unelec Polyphase transformer with increased space factor - has individual polygonal wound and cut magnetic circuits

Also Published As

Publication number Publication date
GR64550B (en) 1980-04-12
NL7807647A (nl) 1979-01-24
JPS5453217A (en) 1979-04-26
GB2001479A (en) 1979-01-31
OA06018A (fr) 1981-06-30
IT1097141B (it) 1985-08-26
FR2398376B1 (es) 1980-04-04
CA1100585A (fr) 1981-05-05
AR213910A1 (es) 1979-03-30
GB2001479B (en) 1982-02-24
US4234862A (en) 1980-11-18
FR2398376A1 (fr) 1979-02-16
BE868676A (fr) 1979-01-03
SE7807808L (sv) 1979-01-23
ES471947A1 (es) 1979-02-01
IT7825691A0 (it) 1978-07-14
BR7804726A (pt) 1979-04-17
DE2831359A1 (de) 1979-02-08

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