GB9912205D0 - A variable transformer - Google Patents

A variable transformer

Info

Publication number
GB9912205D0
GB9912205D0 GBGB9912205.3A GB9912205A GB9912205D0 GB 9912205 D0 GB9912205 D0 GB 9912205D0 GB 9912205 A GB9912205 A GB 9912205A GB 9912205 D0 GB9912205 D0 GB 9912205D0
Authority
GB
United Kingdom
Prior art keywords
variable transformer
transformer
variable
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.)
Withdrawn
Application number
GBGB9912205.3A
Other versions
GB2350484A (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.)
ABB AB
Original Assignee
Asea Brown Boveri AB
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 Asea Brown Boveri AB filed Critical Asea Brown Boveri AB
Priority to GB9912205A priority Critical patent/GB2350484A/en
Publication of GB9912205D0 publication Critical patent/GB9912205D0/en
Priority to ARP000102544 priority patent/AR024865A1/en
Priority to AU50763/00A priority patent/AU5076300A/en
Priority to PCT/EP2000/005227 priority patent/WO2000072337A1/en
Priority to TW89111099A priority patent/TW502262B/en
Publication of GB2350484A publication Critical patent/GB2350484A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F29/00—Variable transformers or inductances not covered by group H01F21/00
    • H01F29/08—Variable transformers or inductances not covered by group H01F21/00 with core, coil, winding, or shield movable to offset variation of voltage or phase shift, e.g. induction regulators
    • H01F29/12—Variable transformers or inductances not covered by group H01F21/00 with core, coil, winding, or shield movable to offset variation of voltage or phase shift, e.g. induction regulators having movable coil, winding, or part thereof; having movable shield
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F29/00—Variable transformers or inductances not covered by group H01F21/00
    • H01F29/14—Variable transformers or inductances not covered by group H01F21/00 with variable magnetic bias
    • H01F2029/143—Variable transformers or inductances not covered by group H01F21/00 with variable magnetic bias with control winding for generating magnetic bias

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Coils Of Transformers For General Uses (AREA)
  • Coils Or Transformers For Communication (AREA)
GB9912205A 1999-05-25 1999-05-25 A variable transformer Withdrawn GB2350484A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
GB9912205A GB2350484A (en) 1999-05-25 1999-05-25 A variable transformer
ARP000102544 AR024865A1 (en) 1999-05-25 2000-05-24 A VARIABLE TRANSFORMER
AU50763/00A AU5076300A (en) 1999-05-25 2000-05-25 A variable transformer
PCT/EP2000/005227 WO2000072337A1 (en) 1999-05-25 2000-05-25 A variable transformer
TW89111099A TW502262B (en) 1999-05-25 2000-06-05 A variable transformer and a variable reactor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9912205A GB2350484A (en) 1999-05-25 1999-05-25 A variable transformer

Publications (2)

Publication Number Publication Date
GB9912205D0 true GB9912205D0 (en) 1999-07-28
GB2350484A GB2350484A (en) 2000-11-29

Family

ID=10854165

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9912205A Withdrawn GB2350484A (en) 1999-05-25 1999-05-25 A variable transformer

Country Status (5)

Country Link
AR (1) AR024865A1 (en)
AU (1) AU5076300A (en)
GB (1) GB2350484A (en)
TW (1) TW502262B (en)
WO (1) WO2000072337A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107728092A (en) * 2017-10-02 2018-02-23 国网山西省电力公司电力科学研究院 The automatic precision pre-check device and method of calibration of Transformer Winding no-load voltage ratio tester

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR916959A (en) * 1945-07-03 1946-12-20 Improvements to transformers for electrical welding and similar applications
US3614692A (en) * 1970-06-02 1971-10-19 Magnetech Ind Inc Variable induction device
CH623678A5 (en) * 1977-09-01 1981-06-15 Max Breitmeier
JPS5821804A (en) * 1981-08-03 1983-02-08 Hitachi Ltd On-load tap-changing transformer
AU4662196A (en) * 1996-02-06 1997-08-28 Yueliang Yu A parallel winding voltage-regulating apparatus
SE511372C2 (en) * 1997-09-30 1999-09-20 Abb Ab Method and apparatus for controlling transformer / reactor and transformer / reactor

Also Published As

Publication number Publication date
WO2000072337A1 (en) 2000-11-30
TW502262B (en) 2002-09-11
AR024865A1 (en) 2002-10-30
GB2350484A (en) 2000-11-29
AU5076300A (en) 2000-12-12

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)