CA1169932A - Transformer cores - Google Patents
Transformer coresInfo
- Publication number
- CA1169932A CA1169932A CA000337928A CA337928A CA1169932A CA 1169932 A CA1169932 A CA 1169932A CA 000337928 A CA000337928 A CA 000337928A CA 337928 A CA337928 A CA 337928A CA 1169932 A CA1169932 A CA 1169932A
- Authority
- CA
- Canada
- Prior art keywords
- lamination
- core
- cut
- lengths
- group
- 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.)
- Expired
Links
- 238000004519 manufacturing process Methods 0.000 claims abstract description 18
- 229910000976 Electrical steel Inorganic materials 0.000 claims abstract description 11
- 238000003475 lamination Methods 0.000 claims description 55
- 238000000034 method Methods 0.000 claims description 22
- 238000005520 cutting process Methods 0.000 claims description 12
- 230000003247 decreasing effect Effects 0.000 claims description 7
- 238000004804 winding Methods 0.000 claims description 7
- 238000005304 joining Methods 0.000 claims description 5
- 238000000137 annealing Methods 0.000 claims 1
- 230000000295 complement effect Effects 0.000 abstract description 5
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910001224 Grain-oriented electrical steel Inorganic materials 0.000 description 1
- 241000826860 Trapezium Species 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/0206—Manufacturing of magnetic cores by mechanical means
- H01F41/0213—Manufacturing of magnetic circuits made from strip(s) or ribbon(s)
-
- 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
- H01F27/25—Magnetic cores made from strips or ribbons
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AU6472 | 1978-10-19 | ||
| AUPD647278 | 1978-10-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1169932A true CA1169932A (en) | 1984-06-26 |
Family
ID=3767791
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000337928A Expired CA1169932A (en) | 1978-10-19 | 1979-10-18 | Transformer cores |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP0010427B1 (cs) |
| JP (1) | JPS5556615A (cs) |
| CA (1) | CA1169932A (cs) |
| DE (1) | DE2967567D1 (cs) |
| IN (1) | IN152275B (cs) |
| NZ (1) | NZ191840A (cs) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2771109B2 (ja) | 1994-03-16 | 1998-07-02 | 北村機電株式会社 | 巻鉄心 |
| DE19629930A1 (de) * | 1996-07-24 | 1998-02-05 | Siemens Ag | Kern eines Transformators mit geschichteten Blechen sowie eine Vorrichtung und ein Verfahren zur Herstellung der Bleche |
| JP3794928B2 (ja) | 2000-04-17 | 2006-07-12 | 東京精電株式会社 | 低騒音・低損失リアクトル |
| TW527745B (en) | 2000-11-21 | 2003-04-11 | Dainichiseika Color Chem | Solidifying material for cell electrolyte solution, and cell comprising the solidifying material |
| MY177569A (en) * | 2011-05-27 | 2020-09-21 | Guangdong Haihong Co Ltd | Amorphous alloy stereo wound-core |
| IL217576A0 (en) * | 2012-01-17 | 2012-03-29 | Eliezer Adar | Three phase transformer and method for manufacturing same |
| FR3112648B1 (fr) * | 2020-07-20 | 2023-04-14 | Safran Electrical & Power | Procédé de fabrication de boucles pour circuit magnétique |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE691531C (de) * | 1937-07-02 | 1940-05-29 | Aeg | Mehrphasenmanteltransformator |
| GB524285A (en) * | 1938-01-25 | 1940-08-02 | British Thomson Houston Co Ltd | Improvements in and relating to magnetic cores for transformers and like magnetic induction apparatus |
| US2366071A (en) * | 1939-05-25 | 1944-12-26 | Gen Electric | Stationary induction apparatus |
| US2458112A (en) * | 1947-01-20 | 1949-01-04 | Line Material Co | Three-phase transformer construction |
| GB662915A (en) * | 1948-11-26 | 1951-12-12 | Westinghouse Electric Int Co | Improvements in or relating to three-phase core structures for electrical induction apparatus |
| GB692845A (en) * | 1950-10-21 | 1953-06-17 | Asea Ab | Method for producing wound magnetic cores having approximately circular cross-section |
| GB708995A (en) * | 1951-05-08 | 1954-05-12 | British Thomson Houston Co Ltd | Improvements in and relating to magnetic cores |
| DE1011056B (de) * | 1953-07-08 | 1957-06-27 | Licentia Gmbh | Aus drei Rahmenkernen zusammengesetzter Dreischenkelkern der Tempeltype |
| FR1107583A (fr) * | 1954-06-18 | 1956-01-03 | Cem Comp Electro Mec | Procédé de fabrication de circuits magnétiques à tôles enroulées |
| GB830094A (en) * | 1956-12-18 | 1960-03-09 | Bbc Brown Boveri & Cie | Yoke for a magnetic circuit and method of producing same |
| FR1333285A (fr) * | 1962-09-04 | 1963-07-26 | A R L Etablissements Augier So | Nouveau mode de fabrication des noyaux magnétiques et enroulements de transformateurs |
| AR204449A1 (es) * | 1974-10-07 | 1976-02-06 | Ingenieria Electrica Ind Sa | Circuito magnetico para transformadores electricos trifascos |
| DE2702455A1 (de) * | 1977-01-21 | 1978-07-27 | Andreev | Raeumlicher dreiphasenmagnetleiter |
-
1979
- 1979-10-12 NZ NZ19184079A patent/NZ191840A/xx unknown
- 1979-10-17 EP EP19790302237 patent/EP0010427B1/en not_active Expired
- 1979-10-17 DE DE7979302237T patent/DE2967567D1/de not_active Expired
- 1979-10-18 CA CA000337928A patent/CA1169932A/en not_active Expired
- 1979-10-18 IN IN1083/CAL/79A patent/IN152275B/en unknown
- 1979-10-19 JP JP13583679A patent/JPS5556615A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6227527B2 (cs) | 1987-06-15 |
| DE2967567D1 (de) | 1986-02-27 |
| IN152275B (cs) | 1983-12-10 |
| EP0010427B1 (en) | 1986-01-15 |
| JPS5556615A (en) | 1980-04-25 |
| NZ191840A (en) | 1983-06-14 |
| EP0010427A1 (en) | 1980-04-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |