GB1415209A - Magnetic core for a polyphase transformer - Google Patents

Magnetic core for a polyphase transformer

Info

Publication number
GB1415209A
GB1415209A GB2245173A GB2245173A GB1415209A GB 1415209 A GB1415209 A GB 1415209A GB 2245173 A GB2245173 A GB 2245173A GB 2245173 A GB2245173 A GB 2245173A GB 1415209 A GB1415209 A GB 1415209A
Authority
GB
United Kingdom
Prior art keywords
transformer
laminations
legs
disposed
core
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
Application number
GB2245173A
Other languages
English (en)
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.)
Alstom SA
Original Assignee
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 Unelec SA filed Critical Unelec SA
Publication of GB1415209A publication Critical patent/GB1415209A/en
Expired legal-status Critical Current

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
    • H01F27/02—Casings
    • 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
    • H01F27/245—Magnetic cores made from sheets, e.g. grain-oriented
    • 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)
GB2245173A 1972-05-24 1973-05-10 Magnetic core for a polyphase transformer Expired GB1415209A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7218528A FR2185841B1 (it) 1972-05-24 1972-05-24

Publications (1)

Publication Number Publication Date
GB1415209A true GB1415209A (en) 1975-11-26

Family

ID=9099017

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2245173A Expired GB1415209A (en) 1972-05-24 1973-05-10 Magnetic core for a polyphase transformer

Country Status (11)

Country Link
JP (1) JPS4943123A (it)
AR (1) AR196350A1 (it)
BE (1) BE799399A (it)
DE (1) DE2326294A1 (it)
ES (1) ES414760A1 (it)
FR (1) FR2185841B1 (it)
GB (1) GB1415209A (it)
IT (1) IT987770B (it)
NL (1) NL7307243A (it)
OA (1) OA04389A (it)
YU (1) YU131273A (it)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1447677A1 (en) * 2003-02-12 2004-08-18 GE Medical Systems Global Technology Company LLC Circular pole piece, laminate block manufacturing method and MRI system
WO2012000828A1 (en) * 2010-06-28 2012-01-05 Abb Technology Ag Transformer with shielded clamps
EP2620956A1 (en) * 2012-01-24 2013-07-31 Hamilton Sundstrand Corporation Auto-transformer rectifier unit core
WO2015142354A1 (en) * 2014-03-21 2015-09-24 General Electric Company Electromagnetic apparatus and method for providing the same
US10008322B2 (en) 2014-10-29 2018-06-26 General Electric Company Filter assembly and method
US20180366252A1 (en) * 2017-06-16 2018-12-20 Fanuc Corporation Reactor having iron cores and coils
US20190013134A1 (en) * 2017-07-07 2019-01-10 Fanuc Corporation Reactor having covering portions having fitting parts fitted to each other
US10790084B2 (en) 2017-01-30 2020-09-29 Fanuc Corporation Multi-phase iron-core reactor having function of changing magnitude of inductance
US11185446B2 (en) 2013-01-02 2021-11-30 The Children's Hospital Of Philadelphia Method and apparatus for correcting auricular deformities

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102709039B (zh) * 2012-06-27 2015-07-29 常效鹏 三相心式星型变压器
JP6378287B2 (ja) * 2016-10-31 2018-08-22 ファナック株式会社 外部機器と直接接続するコイルを備えた三相ａｃリアクトル及びその製造方法
JP6444970B2 (ja) * 2016-12-22 2018-12-26 ファナック株式会社 変圧器、三相リアクトル、モータ駆動装置、機械および整流装置
JP6450739B2 (ja) * 2016-12-22 2019-01-09 ファナック株式会社 電磁機器
JP6526103B2 (ja) 2017-05-22 2019-06-05 ファナック株式会社 複数に分割された外周部鉄心を有するリアクトルおよびその製造方法
JP6526114B2 (ja) * 2017-06-16 2019-06-05 ファナック株式会社 鉄心およびコイルを備えたリアクトル
JP6588504B2 (ja) 2017-07-04 2019-10-09 ファナック株式会社 外周部鉄心と鉄心コイルとを備えたリアクトル
JP6474466B2 (ja) * 2017-07-13 2019-02-27 ファナック株式会社 端子台ユニットに取り付けられた温度センサを有するリアクトル
JP6560718B2 (ja) * 2017-07-25 2019-08-14 ファナック株式会社 端板および台座を備えたリアクトル
JP6499731B2 (ja) * 2017-07-26 2019-04-10 ファナック株式会社 鉄心およびコイルを備えたリアクトル
JP6703152B2 (ja) * 2019-01-24 2020-06-03 ファナック株式会社 インダクタンス可変機能を有する多相鉄心リアクトル

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4219152Y1 (it) * 1964-06-05 1967-11-06

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6967481B2 (en) 2003-02-12 2005-11-22 Ge Medical Systems Global Technology Company, Llc Circular pole piece, laminate block manufacturing method, and MRI system
EP1447677A1 (en) * 2003-02-12 2004-08-18 GE Medical Systems Global Technology Company LLC Circular pole piece, laminate block manufacturing method and MRI system
WO2012000828A1 (en) * 2010-06-28 2012-01-05 Abb Technology Ag Transformer with shielded clamps
EP2620956A1 (en) * 2012-01-24 2013-07-31 Hamilton Sundstrand Corporation Auto-transformer rectifier unit core
US11185446B2 (en) 2013-01-02 2021-11-30 The Children's Hospital Of Philadelphia Method and apparatus for correcting auricular deformities
WO2015142354A1 (en) * 2014-03-21 2015-09-24 General Electric Company Electromagnetic apparatus and method for providing the same
US20170040099A1 (en) * 2014-03-21 2017-02-09 General Electric Company Electromagnetic apparatus and method for providing the same
US10008322B2 (en) 2014-10-29 2018-06-26 General Electric Company Filter assembly and method
US10790084B2 (en) 2017-01-30 2020-09-29 Fanuc Corporation Multi-phase iron-core reactor having function of changing magnitude of inductance
US10650956B2 (en) * 2017-06-16 2020-05-12 Fanuc Corporation Reactor having iron cores and coils
US20200203057A1 (en) * 2017-06-16 2020-06-25 Fanuc Corporation Reactor having iron cores and coils
US11004590B2 (en) 2017-06-16 2021-05-11 Fanuc Corporation Reactor having iron cores and coils
US20180366252A1 (en) * 2017-06-16 2018-12-20 Fanuc Corporation Reactor having iron cores and coils
US20190013134A1 (en) * 2017-07-07 2019-01-10 Fanuc Corporation Reactor having covering portions having fitting parts fitted to each other
US10818423B2 (en) * 2017-07-07 2020-10-27 Fanuc Corporation Reactor having covering portions having fitting parts fitted to each other

Also Published As

Publication number Publication date
IT987770B (it) 1975-03-20
FR2185841B1 (it) 1981-10-02
OA04389A (fr) 1980-02-15
YU131273A (en) 1982-05-31
FR2185841A1 (it) 1974-01-04
JPS4943123A (it) 1974-04-23
DE2326294A1 (de) 1973-12-06
NL7307243A (it) 1973-11-27
AR196350A1 (es) 1973-12-18
BE799399A (fr) 1973-11-12
ES414760A1 (es) 1976-02-01

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee