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EE03457B1 - Power transformer or inductor - Google Patents

Power transformer or inductor

Info

Publication number
EE03457B1
EE03457B1 EEP199900287A EEP9900287A EE03457B1 EE 03457 B1 EE03457 B1 EE 03457B1 EE P199900287 A EEP199900287 A EE P199900287A EE P9900287 A EEP9900287 A EE P9900287A EE 03457 B1 EE03457 B1 EE 03457B1
Authority
EE
Estonia
Prior art keywords
inductor
power transformer
transformer
power
Prior art date
Application number
EEP199900287A
Other languages
Estonian (et)
Inventor
Carstensen Peter
Jaksts Albert
Leijon Mats
Ming Li
Liu Rongsheng
Sasse Christian
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
Priority claimed from SE9700335A external-priority patent/SE508556C2/en
Application filed by Asea Brown Boveri Ab filed Critical Asea Brown Boveri Ab
Publication of EE9900287A publication Critical patent/EE9900287A/en
Publication of EE03457B1 publication Critical patent/EE03457B1/en

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
    • H01F27/28—Coils; Windings; Conductive connections
    • H01F27/32—Insulating of coils, windings, or parts thereof
    • 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
    • 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
    • H01F27/28—Coils; Windings; Conductive connections
    • H01F27/288—Shielding
    • 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
    • H01F27/28—Coils; Windings; Conductive connections
    • H01F27/32—Insulating of coils, windings, or parts thereof
    • H01F27/323—Insulation between winding turns, between winding layers
    • 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
    • H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F3/00—Cores, Yokes, or armatures
    • H01F3/10—Composite arrangements of magnetic circuits
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F3/00—Cores, Yokes, or armatures
    • H01F3/10—Composite arrangements of magnetic circuits
    • H01F3/14—Constrictions; Gaps, e.g. air-gaps
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/02—Details
    • H02H3/025—Disconnection after limiting, e.g. when limiting is not sufficient or for facilitating disconnection
    • 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
    • H01F27/28—Coils; Windings; Conductive connections
    • H01F27/32—Insulating of coils, windings, or parts thereof
    • H01F2027/329—Insulation with semiconducting layer, e.g. to reduce corona effect
    • 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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K2203/00—Specific aspects not provided for in the other groups of this subclass relating to the windings
    • H02K2203/15—Machines characterised by cable windings, e.g. high-voltage cables, ribbon cables

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Coils Of Transformers For General Uses (AREA)
  • Coils Or Transformers For Communication (AREA)
  • Insulating Of Coils (AREA)
EEP199900287A 1997-02-03 1998-02-02 Power transformer or inductor EE03457B1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE9700335A SE508556C2 (en) 1997-02-03 1997-02-03 Power transformer and reactor with windings with conductors
SE9704454A SE510451C2 (en) 1997-02-03 1997-11-28 Power transformer or reactor
PCT/SE1998/000152 WO1998034244A1 (en) 1997-02-03 1998-02-02 Winding in transformer or inductor

Publications (2)

Publication Number Publication Date
EE9900287A EE9900287A (en) 2000-02-15
EE03457B1 true EE03457B1 (en) 2001-06-15

Family

ID=26662861

Family Applications (1)

Application Number Title Priority Date Filing Date
EEP199900287A EE03457B1 (en) 1997-02-03 1998-02-02 Power transformer or inductor

Country Status (19)

Country Link
EP (1) EP1016101A1 (en)
JP (1) JP2001509956A (en)
KR (1) KR20000070659A (en)
CN (1) CN1246956A (en)
AP (1) AP1051A (en)
AU (1) AU726018B2 (en)
BR (1) BR9807149A (en)
CA (1) CA2278236A1 (en)
CU (1) CU22673A3 (en)
CZ (1) CZ269999A3 (en)
EA (1) EA001716B1 (en)
EE (1) EE03457B1 (en)
IS (1) IS5115A (en)
NO (1) NO993734L (en)
NZ (1) NZ336521A (en)
PL (1) PL334876A1 (en)
SE (1) SE510451C2 (en)
UA (1) UA46890C2 (en)
WO (1) WO1998034244A1 (en)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6972505B1 (en) 1996-05-29 2005-12-06 Abb Rotating electrical machine having high-voltage stator winding and elongated support devices supporting the winding and method for manufacturing the same
SE9602079D0 (en) 1996-05-29 1996-05-29 Asea Brown Boveri Rotating electric machines with magnetic circuit for high voltage and a method for manufacturing the same
UA44857C2 (en) 1996-05-29 2002-03-15 Абб Аб ELECTROMAGNETIC DEVICE (option), high-voltage electric power SET, power grid, method of controlling the electric field in the electromagnetic DEVICES, a method of manufacturing a magnetic circuit for electrical machines rotating CABLE FOR DEVICES FORMATION in electromagnetic winding generating a magnetic field
EP0888661B1 (en) 1996-05-29 2003-11-19 Abb Ab An electric high voltage ac generator
SE510452C2 (en) 1997-02-03 1999-05-25 Asea Brown Boveri Transformer with voltage regulator
SE9704413D0 (en) 1997-02-03 1997-11-28 Asea Brown Boveri A power transformer / reactor
SE9704412D0 (en) 1997-02-03 1997-11-28 Asea Brown Boveri A power transformer / reactor
SE513083C2 (en) 1997-09-30 2000-07-03 Abb Ab Synchronous compensator system and the use of such and phase compensation method in a high voltage field
SE513555C2 (en) 1997-11-27 2000-10-02 Abb Ab Method of applying a pipe means in a space of a rotating electric machine and rotating electric machine according to the method
GB2331853A (en) 1997-11-28 1999-06-02 Asea Brown Boveri Transformer
GB2331858A (en) 1997-11-28 1999-06-02 Asea Brown Boveri A wind power plant
DE19854439C2 (en) * 1998-11-25 2000-10-12 Siemens Ag Transformer - especially cast resin transformer
AU2001230723A1 (en) † 2000-01-11 2001-07-24 American Superconductor Corporation Hts superconducting rotating machine
SE516002C2 (en) 2000-03-01 2001-11-05 Abb Ab Rotary electric machine and method of making a stator winding
US6885273B2 (en) 2000-03-30 2005-04-26 Abb Ab Induction devices with distributed air gaps
SE516442C2 (en) 2000-04-28 2002-01-15 Abb Ab Stationary induction machine and cable therefore
DE10120236C1 (en) * 2001-04-19 2003-01-30 Siemens Ag Electrical winding arrangement
SE0500901L (en) * 2005-04-21 2006-04-04 Swedish Neutral Ab An inductive device
JP4885907B2 (en) * 2008-05-26 2012-02-29 昭和電線デバイステクノロジー株式会社 Litz wire coil
CN104753220B (en) * 2015-04-09 2017-03-01 哈尔滨电气动力装备有限公司 10kV motor wire insulation process
CN108511163A (en) * 2018-03-26 2018-09-07 江苏亚威变压器有限公司 A kind of high frequency transformer and its resin-cast method

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5036165A (en) * 1984-08-23 1991-07-30 General Electric Co. Semi-conducting layer for insulated electrical conductors
JPH0424909A (en) * 1990-05-15 1992-01-28 Mitsubishi Electric Corp Electromagnetic induction apparatus

Also Published As

Publication number Publication date
NZ336521A (en) 2000-12-22
BR9807149A (en) 2000-01-25
IS5115A (en) 1999-07-13
NO993734D0 (en) 1999-08-02
EA001716B1 (en) 2001-08-27
SE510451C2 (en) 1999-05-25
CA2278236A1 (en) 1998-08-06
NO993734L (en) 1999-10-01
EP1016101A1 (en) 2000-07-05
KR20000070659A (en) 2000-11-25
JP2001509956A (en) 2001-07-24
SE9704454L (en) 1998-08-04
SE9704454D0 (en) 1997-11-28
EE9900287A (en) 2000-02-15
EA199900713A1 (en) 2000-02-28
AU5890398A (en) 1998-08-25
CZ269999A3 (en) 1999-11-17
WO1998034244A1 (en) 1998-08-06
UA46890C2 (en) 2002-06-17
AU726018B2 (en) 2000-10-26
AP1051A (en) 2002-03-18
CU22673A3 (en) 2001-06-01
AP9901608A0 (en) 1999-09-30
PL334876A1 (en) 2000-03-27
CN1246956A (en) 2000-03-08

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Legal Events

Date Code Title Description
KB4A Valid patent at the end of a year

Effective date: 20021231

MM4A Lapsed by not paying the annual fees

Effective date: 20030202