WO2010066361A1 - Enroulement en bande à refroidissement par liquide - Google Patents

Enroulement en bande à refroidissement par liquide Download PDF

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Publication number
WO2010066361A1
WO2010066361A1 PCT/EP2009/008528 EP2009008528W WO2010066361A1 WO 2010066361 A1 WO2010066361 A1 WO 2010066361A1 EP 2009008528 W EP2009008528 W EP 2009008528W WO 2010066361 A1 WO2010066361 A1 WO 2010066361A1
Authority
WO
WIPO (PCT)
Prior art keywords
winding
cooling
rail
tape
beginning
Prior art date
Application number
PCT/EP2009/008528
Other languages
German (de)
English (en)
Inventor
Karl-Heinz Zillmann
Wolfgang Mönig
Benjamin Weber
Original Assignee
Abb Technology Ag
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 Abb Technology Ag filed Critical Abb Technology Ag
Publication of WO2010066361A1 publication Critical patent/WO2010066361A1/fr

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
    • H01F27/2847—Sheets; Strips
    • H01F27/2852—Construction of conductive connections, of leads
    • 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
    • H01F27/10—Liquid cooling

Definitions

  • the invention relates to a liquid-cooled tape winding according to the preamble of claim 1 and can be used in chokes or transformers - especially dry-type transformers, such as cast-resin transformers - application.
  • a directly cooled strip layer winding for transformers which has one or more coaxial to the winding cooling layers, which have substantially the same axial length as the winding and are arranged in appropriate and determined by the desired cooling, radial distances from each other.
  • Each cooling layer consists of a bundle of a plurality of parallel, tubular cooling conductors of electrically conductive material, which are spirally wound into a layer, wherein the inlet and outlet of the bearings is arranged at the ends of the windings.
  • the cooling tube bundle is connected in series with the strip conductor, so that the cooling tube layer is electrically equivalent to a strip layer.
  • cooling layer is formed by means of a cooling channel, which has two arranged on the head sides of the tape winding / accessible cooling channel connections, which are connected via cooling lines with a recooler (and
  • That a cooling layer is formed in the form of a spirally wound cooling tube arrangement, so that there is a cooling layer of close to each other tightly arranged over the entire width of the winding cooling tubes.
  • the advantages that can be achieved with the invention are, in particular, that the heat-producing surface of the strip winding completely comes into contact with the cooling layer (cooling layer), which contributes to a uniform dissipation of the heat energy generated within the winding. Local over-temperatures are avoided. Due to the improved heat dissipation, the winding can be made very compact, resulting in a volume and weight-optimized tape winding. Since the cooling layer is electrically insulated from the winding strip, no special measures with regard to electrical insulation are required with regard to a return cooler for the cooling liquid, including the required cooling lines.
  • Fig. 1 is a view of the front side of a tape winding according to a first
  • Fig. 2 shows a section through a broad side of a tape winding according to the first
  • Fig. 3 is a view of the front side of a tape winding according to a second embodiment.
  • Fig. 1 is a view is shown on the front side of a spiral-shaped tape winding according to a first embodiment.
  • the band winding 1 constructed from an electrically insulated winding band - which has two winding end terminals 2, 3 arranged / accessible on its first head side - is subdivided into (at least) two winding parts, namely
  • a first winding part 5 with at least one, preferably several turns (eg four),
  • a cooling layer 8 is provided, which is formed by means of a cooling channel.
  • the cooling channel has two arranged on the head sides of the tape winding 1 / accessible cooling channel connections 9, 10, which are connected via cooling lines 16, 17 with a recooler 18.
  • the preferably suitable for liquid cooling cooling channel can, for. B. in the form of a spirally wound cooling tube arrangement, so that a cooling layer of densely adjacent to each other over the entire width of the winding arranged cooling tubes results.
  • the first winding end terminal 2 is formed by the beginning of the winding band of the winding part 5, z. B. by a welded thereto / soldered rail.
  • a terminal rail 6 (lead-out rail) is welded / soldered to the end of the winding band of the first winding part 5.
  • an initial rail 13 is welded / soldered to the beginning of the winding tape of the winding part 12.
  • the end rail 6 and the Beginning rail 13 are the end outside the tape winding 1, preferably at the first head side of the tape winding 1 by means of an electrical connection 14 permanently electrically connected to each other, for. B. welded / soldered.
  • the second winding end terminal 3 is formed by the end of the winding band of the winding part 12, respectively by a rail welded / soldered thereto.
  • Fig. 2 is a section through a broad side of a tape winding according to the first embodiment is shown.
  • the sectional view shows the center between two winding parts 5, 12 arranged, suitable for the passage of a cooling liquid cooling layer 8 and schematically
  • the preparation of the tape winding 1 is z. B.
  • Fig. 3 is a view is shown on the front side of a tape winding according to a second embodiment.
  • the invention is of course not limited to a consisting of two winding parts tape winding, but that it is possible in principle to divide the tape winding 1 into three or any number of winding parts, each one cooling layer is disposed between two winding parts , In detail, you can see:
  • the first winding part 5 having at least one, preferably a plurality of turns, wherein the beginning of the winding tape in turn forms the first winding end connection 2 and the end of the winding tape is guided via the end rail 6 to the first head side of the tape winding 1,
  • the second winding part 12 having at least one, preferably a plurality of windings, wherein the beginning respectively the end of the winding tape is guided via an initial rail 13 respectively a end rail 21 to the first head side of the tape winding 1,
  • a third winding part 20 having at least one, preferably a plurality of windings, wherein the beginning of the winding tape is guided via an initial rail 22 to the first head side of the tape winding 1 and the end of the winding tape of the third winding part 20 forms the second winding end terminal 3,
  • the first cooling layer 8 arranged between the winding parts 5 and 12 with the cooling channel connections 9, 10,
  • the recooler 18 via cooling lines 16, 17 with the cooling channel 9, 10 and via parallel thereto arranged cooling lines 28, 29 may be connected to the cooling channel connections 26, 27, which results in a parallel connection of the cooling channels 8, 25,
  • first winding part with at least one turn end rail of the first winding part (discharge rail), welded to winding tape / soldered
  • Cooling layer Cooling duct connection Cooling duct connection Cooling line Cooling line

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Coils Or Transformers For Communication (AREA)
  • Coils Of Transformers For General Uses (AREA)

Abstract

L'invention concerne un enroulement en bande (1) à refroidissement par liquide, caractérisé - en ce que l'enroulement en bande (1) est divisé en au moins deux parties d'enroulement (5, 12, 20), chaque partie d'enroulement présentant au moins une spire, - en ce qu'il est prévu, toutes les deux parties d'enroulement (5, 12, 20), entre elles, une couche de refroidissement (8, 25) appropriée pour le passage d'un liquide de refroidissement, - en ce que le début de la première partie d'enroulement (5) forme une première jonction d'extrémité d'enroulement (2), - en ce que l'extrémité de la première partie d'enroulement (5) est connectée électriquement avec un rail d'extrémité (6, 21) et, au début de la seconde partie d'enroulement (12), adjacente, avec un rail de départ (13, 22), - en ce que le rail d'extrémité (6, 21) et le rail de départ (13, 22) des parties d'enroulement voisines (5, 12, 20), sont connectés électriquement entre eux, à un côté de tête de l'enroulement en bande (1), - en ce que l'extrémité de la seconde partie d'enroulement (12) forme une seconde jonction d'extrémité d'enroulement (3), - et en ce que la couche de refroidissement (8, 25) est réalisée sous la forme d'un dispositif à tube de refroidissement enroulé en spirale.
PCT/EP2009/008528 2008-12-11 2009-12-01 Enroulement en bande à refroidissement par liquide WO2010066361A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP08021489.3 2008-12-11
EP08021489A EP2197005A1 (fr) 2008-12-11 2008-12-11 Enroulement de bande refroidi par liquide

Publications (1)

Publication Number Publication Date
WO2010066361A1 true WO2010066361A1 (fr) 2010-06-17

Family

ID=40551394

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2009/008528 WO2010066361A1 (fr) 2008-12-11 2009-12-01 Enroulement en bande à refroidissement par liquide

Country Status (2)

Country Link
EP (1) EP2197005A1 (fr)
WO (1) WO2010066361A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012208545A1 (de) * 2012-05-22 2013-11-28 Schmidbauer Transformatoren und Gerätebau GmbH Wassergekühlte elektrische Spule
CN103730237A (zh) * 2014-01-15 2014-04-16 河北远大电子有限公司 多绕组水冷电感器

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7126814U (de) * 1971-07-13 1972-03-16 Transformatoren Union Ag Wicklung fuer transformatoren drosselspulen und dgl.
JPS5661103A (en) * 1979-10-24 1981-05-26 Toshiba Corp Apparatus for generating magnetic field
JPS6065503A (ja) * 1983-09-21 1985-04-15 Toshiba Corp 箔巻変圧器

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE381767B (sv) 1974-04-24 1975-12-15 Asea Ab Direktkyld bandagelindning for transformatorer
DE102005004166A1 (de) * 2005-01-28 2006-10-19 E. Zoller GmbH & Co. KG Einstell- und Messgeräte Werkzeugeinspannvorrichtung

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7126814U (de) * 1971-07-13 1972-03-16 Transformatoren Union Ag Wicklung fuer transformatoren drosselspulen und dgl.
JPS5661103A (en) * 1979-10-24 1981-05-26 Toshiba Corp Apparatus for generating magnetic field
JPS6065503A (ja) * 1983-09-21 1985-04-15 Toshiba Corp 箔巻変圧器

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012208545A1 (de) * 2012-05-22 2013-11-28 Schmidbauer Transformatoren und Gerätebau GmbH Wassergekühlte elektrische Spule
CN103730237A (zh) * 2014-01-15 2014-04-16 河北远大电子有限公司 多绕组水冷电感器

Also Published As

Publication number Publication date
EP2197005A1 (fr) 2010-06-16

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