PT8738U - Dispositivo de inducao electromagnetica - Google Patents

Dispositivo de inducao electromagnetica Download PDF

Info

Publication number
PT8738U
PT8738U PT8738U PT873893U PT8738U PT 8738 U PT8738 U PT 8738U PT 8738 U PT8738 U PT 8738U PT 873893 U PT873893 U PT 873893U PT 8738 U PT8738 U PT 8738U
Authority
PT
Portugal
Prior art keywords
coils
refrigerant
electromagnetic induction
induction device
conduit
Prior art date
Application number
PT8738U
Other languages
English (en)
Portuguese (pt)
Other versions
PT8738T (pt
Inventor
Toru Yoshikawa
Original Assignee
Mitsubishi 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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of PT8738T publication Critical patent/PT8738T/pt
Publication of PT8738U publication Critical patent/PT8738U/pt

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
    • H01F27/08—Cooling; Ventilating
    • H01F27/085—Cooling by ambient air

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • General Induction Heating (AREA)
  • Transformer Cooling (AREA)
PT8738U 1990-06-15 1993-03-25 Dispositivo de inducao electromagnetica PT8738U (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990062744U JPH071780Y2 (ja) 1990-06-15 1990-06-15 電磁誘導機器

Publications (2)

Publication Number Publication Date
PT8738T PT8738T (pt) 1993-09-30
PT8738U true PT8738U (pt) 1996-01-31

Family

ID=13209211

Family Applications (1)

Application Number Title Priority Date Filing Date
PT8738U PT8738U (pt) 1990-06-15 1993-03-25 Dispositivo de inducao electromagnetica

Country Status (5)

Country Link
US (1) US5138294A (en])
EP (1) EP0461664B1 (en])
JP (1) JPH071780Y2 (en])
DE (1) DE69114367T2 (en])
PT (1) PT8738U (en])

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2853505B2 (ja) * 1993-03-19 1999-02-03 三菱電機株式会社 静止誘導機器
US5798635A (en) * 1996-06-20 1998-08-25 Micro Linear Corporation One pin error amplifier and switched soft-start for an eight pin PFC-PWM combination integrated circuit converter controller
DE19912280C1 (de) * 1999-03-18 2000-09-14 Siemens Ag Transformator und Verfahren zur Kühlung eines Transformators
FI117528B (fi) * 2004-06-11 2006-11-15 Abb Oy Jäähdytetty monivaiheinen kuristinkokoonpano
CN100595852C (zh) * 2006-08-04 2010-03-24 谭勇 变压器散热方法及其配用的强制风散热装置
US8390414B2 (en) * 2010-10-08 2013-03-05 Rockwell Automation Technologies, Inc. Multi-phase transformer
EP2549495B1 (de) * 2011-07-18 2018-05-23 ABB Schweiz AG Trockentransformator
EP2602800B1 (en) * 2011-12-08 2014-02-26 ABB Technology AG Oil transformer
JP6463985B2 (ja) * 2015-02-20 2019-02-06 株式会社日立製作所 静止誘導電器
US10102958B2 (en) 2016-06-17 2018-10-16 Mte Corporation Methods of manufacture of inductors having enhanced cooling and use thereof

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2440556A (en) * 1944-03-08 1948-04-27 Gen Electric Electrical apparatus
US2912658A (en) * 1952-12-26 1959-11-10 Gen Electric Turburlence promoters for fluid cooled electrical apparatus
US2853540A (en) * 1954-01-06 1958-09-23 Gen Electric Gas insulated electrical apparatus
GB887383A (en) * 1957-06-18 1962-01-17 English Electric Co Ltd Improvements in and relating to liquid-cooled apparatus
US2942213A (en) * 1959-03-27 1960-06-21 Gen Electric Winding arrangement for electrical apparatus
US3032728A (en) * 1960-10-14 1962-05-01 Gen Electric Insulating and cooling arrangement for electrical apparatus
BE661222A (fr) * 1965-03-17 1965-09-17 Acec Transformateur hermétiquement fermé
DE1563160A1 (de) * 1966-12-09 1970-04-09 Continental Elektro Ind Ag Transformator,Drosselspule od.dgl. mit Gasfuellung
US3663910A (en) * 1970-05-25 1972-05-16 Allis Chalmers Mfg Co Shunt reactor having improved insulating fluid circulating means
US4000482A (en) * 1974-08-26 1976-12-28 General Electric Company Transformer with improved natural circulation for cooling disc coils
SU626445A1 (ru) * 1974-11-26 1978-09-30 Предприятие П/Я А-7318 Трансформатор
US3902146A (en) * 1974-11-27 1975-08-26 Gen Electric Transformer with improved liquid cooled disc winding
US4028653A (en) * 1976-04-01 1977-06-07 Asea Aktiebolag Electrical equipment having radial cooling channels with means for guiding cooling fluid through the channels
JPS54104529A (en) * 1978-02-03 1979-08-16 Hitachi Ltd Resin molded coil
US4207550A (en) * 1978-02-23 1980-06-10 Hitachi, Ltd. Winding structure of electric devices
US4477791A (en) * 1982-10-28 1984-10-16 Westinghouse Electric Corp. Spacer block pattern for electrical inductive apparatus
DE3341626C2 (de) * 1983-11-17 1986-01-02 May & Christe Gmbh, Transformatorenwerke, 6370 Oberursel Luftgekühlter Transformator

Also Published As

Publication number Publication date
JPH0423119U (en]) 1992-02-26
EP0461664A1 (en) 1991-12-18
US5138294A (en) 1992-08-11
DE69114367D1 (de) 1995-12-14
HK1001338A1 (en) 1998-06-12
JPH071780Y2 (ja) 1995-01-18
EP0461664B1 (en) 1995-11-08
DE69114367T2 (de) 1996-05-09
PT8738T (pt) 1993-09-30

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Legal Events

Date Code Title Description
BB1K Laying open of utility model application

Effective date: 19930527

FG3K Utility model granted, date of granting

Effective date: 19951030