SE7812299L - Svetstransformator med fallande spennings-strom-karakteristika - Google Patents

Svetstransformator med fallande spennings-strom-karakteristika

Info

Publication number
SE7812299L
SE7812299L SE7812299A SE7812299A SE7812299L SE 7812299 L SE7812299 L SE 7812299L SE 7812299 A SE7812299 A SE 7812299A SE 7812299 A SE7812299 A SE 7812299A SE 7812299 L SE7812299 L SE 7812299L
Authority
SE
Sweden
Prior art keywords
current characteristics
voltage current
welding transformer
decreasing voltage
decreasing
Prior art date
Application number
SE7812299A
Other languages
English (en)
Swedish (sv)
Inventor
W Koloczek
E Dobaj
T Zaremba
Original Assignee
Inst Spawalnictwa
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 Inst Spawalnictwa filed Critical Inst Spawalnictwa
Publication of SE7812299L publication Critical patent/SE7812299L/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F38/00—Adaptations of transformers or inductances for specific applications or functions
    • H01F38/08—High-leakage transformers or inductances
    • H01F38/085—Welding transformers
    • 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
    • H01F27/2455—Magnetic cores made from sheets, e.g. grain-oriented using bent laminations
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S174/00—Electricity: conductors and insulators
    • Y10S174/13—High voltage cable, e.g. above 10kv, corona prevention
    • Y10S174/14—High voltage cable, e.g. above 10kv, corona prevention having a particular cable application, e.g. winding
    • Y10S174/24—High voltage cable, e.g. above 10kv, corona prevention having a particular cable application, e.g. winding in an inductive device, e.g. reactor, electromagnet
    • Y10S174/25—Transformer

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Coils Of Transformers For General Uses (AREA)
  • Arc Welding Control (AREA)
  • Transformers For Measuring Instruments (AREA)
  • General Induction Heating (AREA)
SE7812299A 1977-11-30 1978-11-29 Svetstransformator med fallande spennings-strom-karakteristika SE7812299L (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL1977202582A PL123224B1 (en) 1977-11-30 1977-11-30 Welding transformer of dropping external characteristic

Publications (1)

Publication Number Publication Date
SE7812299L true SE7812299L (sv) 1979-05-31

Family

ID=19985898

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7812299A SE7812299L (sv) 1977-11-30 1978-11-29 Svetstransformator med fallande spennings-strom-karakteristika

Country Status (7)

Country Link
US (1) US4229721A (xx)
DE (1) DE2851670C2 (xx)
FI (1) FI783640A (xx)
FR (1) FR2410873B1 (xx)
PL (1) PL123224B1 (xx)
SE (1) SE7812299L (xx)
SU (1) SU712052A3 (xx)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69728972T2 (de) 1996-05-29 2005-05-04 Abb Ab Transformator/reactor
SE9602079D0 (sv) 1996-05-29 1996-05-29 Asea Brown Boveri Roterande elektriska maskiner med magnetkrets för hög spänning och ett förfarande för tillverkning av densamma
EA001173B1 (ru) 1996-05-29 2000-10-30 Абб Аб Изолированный проводник для высоковольтных обмоток и способ его изготовления
SE510192C2 (sv) 1996-05-29 1999-04-26 Asea Brown Boveri Förfarande och kopplingsarrangemang för att minska problem med tredjetonsströmmar som kan uppstå vid generator - och motordrift av växelströmsmaskiner kopplade till trefas distributions- eller transmissionsnät
ATE250817T1 (de) 1996-05-29 2003-10-15 Abb Ab Leiter für hochspannungswicklungen und rotierende elektrische maschine mit einem solchen leiter
SE515843C2 (sv) 1996-11-04 2001-10-15 Abb Ab Axiell kylning av rotor
SE509072C2 (sv) 1996-11-04 1998-11-30 Asea Brown Boveri Anod, anodiseringsprocess, anodiserad tråd och användning av sådan tråd i en elektrisk anordning
SE510422C2 (sv) 1996-11-04 1999-05-25 Asea Brown Boveri Magnetplåtkärna för elektriska maskiner
SE512917C2 (sv) 1996-11-04 2000-06-05 Abb Ab Förfarande, anordning och kabelförare för lindning av en elektrisk maskin
SE9704421D0 (sv) 1997-02-03 1997-11-28 Asea Brown Boveri Seriekompensering av elektrisk växelströmsmaskin
SE9704431D0 (sv) 1997-02-03 1997-11-28 Asea Brown Boveri Effektreglering av synkronmaskin
SE508544C2 (sv) 1997-02-03 1998-10-12 Asea Brown Boveri Förfarande och anordning för montering av en stator -lindning bestående av en kabel.
SE9704423D0 (sv) 1997-02-03 1997-11-28 Asea Brown Boveri Roterande elektrisk maskin med spolstöd
SE9704427D0 (sv) 1997-02-03 1997-11-28 Asea Brown Boveri Infästningsanordning för elektriska roterande maskiner
SE508543C2 (sv) 1997-02-03 1998-10-12 Asea Brown Boveri Hasplingsanordning
SE9704422D0 (sv) 1997-02-03 1997-11-28 Asea Brown Boveri Ändplatta
GB2331867A (en) 1997-11-28 1999-06-02 Asea Brown Boveri Power cable termination
BR9815420A (pt) 1997-11-28 2001-07-17 Abb Ab Método e dispositivo para controlar o fluxo magnético com um enrolamento auxiliar em uma máquina rotativa de alta voltagem de corrente alternada
US6801421B1 (en) 1998-09-29 2004-10-05 Abb Ab Switchable flux control for high power static electromagnetic devices
US6392521B1 (en) 2000-10-12 2002-05-21 Clinton Instrument Company Variable inductance transformer with electronic control
DE102005048544A1 (de) * 2005-10-11 2007-04-12 Robert Bosch Gmbh Magnetkreis für Zündspule oder Trafos
CN103236344B (zh) * 2013-06-03 2015-12-02 国网新疆电力公司塔城供电公司 连续变压器

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1250542B (de) * 1967-09-21 May a Christe G.m.b.H. Transformatorenfabrik, Oberursel (Taunus) Verfahren zur Herstellung eines einstückigen Rahmen-Kernes für Kleintransformatoren aus einem Blechpaket von aufeinandergeschichteten Blechstreifen
US1992822A (en) * 1933-12-01 1935-02-26 Gen Electric Magnetic core
FR1198453A (fr) * 1958-01-17 1959-12-08 Clarel Circuits magnétiques pour bobines de selfs, transformateurs et analogues et procédé de fabrication de ces circuits magnétiques
FR1205713A (fr) * 1958-08-13 1960-02-04 Clarel Circuits magnétiques pour selfs ou transformateurs et appareils équipés de ces circuits magnétiques
AT247964B (de) * 1961-09-21 1966-07-11 Frako Kondensatoren Und Appbau Transformator für Spannungs-Stabilisierungsschaltungen
DE1293330B (de) * 1964-06-05 1969-04-24 Frako Kondensatoren Und Appbau Magnetischer Spannungskonstanthalter
CH440444A (de) * 1964-07-22 1967-07-31 Skoda Np Einphasen-Regeltransformator, insbesondere für die Speisung von Traktionsmotoren
GB1174587A (en) * 1966-03-09 1969-12-17 Bruce Peebles Ltd Transformers or Reactor Core
US3919595A (en) * 1972-09-01 1975-11-11 Gen Electric Lamp ballast device
GB1426419A (en) * 1974-08-06 1976-02-25 Chew Seng Koh Chokes reactors or transformers
DE2654423A1 (de) * 1976-12-01 1978-06-08 Blum Eisen & Metallind Lamellierter eisenkern fuer transformatoren, drosselspulen o.dgl.

Also Published As

Publication number Publication date
FR2410873B1 (xx) 1982-05-07
PL123224B1 (en) 1982-09-30
DE2851670C2 (de) 1982-07-08
PL202582A1 (pl) 1979-06-04
US4229721A (en) 1980-10-21
DE2851670A1 (de) 1979-05-31
FR2410873A1 (xx) 1979-06-29
SU712052A3 (ru) 1980-01-25
FI783640A (fi) 1979-05-31

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