DE2654489C3 - Dreischenkelkern für einen Einphasen-Transformator - Google Patents
Dreischenkelkern für einen Einphasen-TransformatorInfo
- Publication number
- DE2654489C3 DE2654489C3 DE2654489A DE2654489A DE2654489C3 DE 2654489 C3 DE2654489 C3 DE 2654489C3 DE 2654489 A DE2654489 A DE 2654489A DE 2654489 A DE2654489 A DE 2654489A DE 2654489 C3 DE2654489 C3 DE 2654489C3
- Authority
- DE
- Germany
- Prior art keywords
- sheets
- yoke
- diagonally
- main leg
- plates
- 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
- 210000002414 leg Anatomy 0.000 claims description 92
- 230000005291 magnetic effect Effects 0.000 claims description 23
- 210000003414 extremity Anatomy 0.000 claims description 18
- 210000000689 upper leg Anatomy 0.000 claims description 3
- 239000003302 ferromagnetic material Substances 0.000 claims 3
- 239000010410 layer Substances 0.000 description 51
- 210000001503 joint Anatomy 0.000 description 41
- 238000005520 cutting process Methods 0.000 description 27
- 230000004907 flux Effects 0.000 description 20
- 239000002184 metal Substances 0.000 description 17
- 229910052751 metal Inorganic materials 0.000 description 17
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 14
- 229910052742 iron Inorganic materials 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 6
- 239000003921 oil Substances 0.000 description 6
- 230000002829 reductive effect Effects 0.000 description 3
- 238000012549 training Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000009966 trimming Methods 0.000 description 2
- 229910000976 Electrical steel Inorganic materials 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000001143 conditioned effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000012792 core layer Substances 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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
- H01F27/24—Magnetic cores
- H01F27/245—Magnetic cores made from sheets, e.g. grain-oriented
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP50145412A JPS5268922A (en) | 1975-12-05 | 1975-12-05 | Single-phase tripod iron core of transformer |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2654489A1 DE2654489A1 (de) | 1977-06-23 |
| DE2654489B2 DE2654489B2 (de) | 1980-10-02 |
| DE2654489C3 true DE2654489C3 (de) | 1984-05-17 |
Family
ID=15384649
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2654489A Expired DE2654489C3 (de) | 1975-12-05 | 1976-12-01 | Dreischenkelkern für einen Einphasen-Transformator |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US4136322A (en:Method) |
| JP (1) | JPS5268922A (en:Method) |
| DE (1) | DE2654489C3 (en:Method) |
| SE (1) | SE416596B (en:Method) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2839114A1 (de) * | 1978-09-08 | 1980-03-20 | Blum Eisen & Metallind | Elektrische maschine, wie transformator, drosselspule, spannungskonstanthalter, o.dgl. |
| DE2848388A1 (de) * | 1978-11-08 | 1980-05-22 | Blum Eisen & Metallind | Aus blechlamellen zu bildender, gestufter eisenkern fuer statische oder dynamische elektrische maschinen, wie z.b. transformatoren |
| EP0716436B1 (en) | 1994-12-06 | 1998-09-30 | Denso Corporation | Ignition coil for an internal combustion engine |
| US7256677B2 (en) * | 2005-03-30 | 2007-08-14 | Abb Technology Ag | Transformer having a stacked core with a cruciform leg and a method of making the same |
| US7199696B2 (en) * | 2005-03-30 | 2007-04-03 | Abb Technology Ag | Transformer having a stacked core with a split leg and a method of making the same |
| WO2011133391A2 (en) | 2010-04-22 | 2011-10-27 | Abb Technology Ag | A transformer having a stacked core |
| WO2013012506A1 (en) * | 2011-07-15 | 2013-01-24 | Abb Technology Ag | Variable angle scrapless transformer core central leg |
| CN107658110B (zh) * | 2017-10-20 | 2024-03-12 | 特变电工股份有限公司 | 一种提高铁芯填充率的铁芯结构及其剪切、装配方法 |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE975473C (de) * | 1941-01-29 | 1961-12-07 | Westinghouse Electric Corp | Aus Blechen geschichteter, geschlossener Eisenkern fuer elektrische Apparate, insbesondere Transformatoren |
| US2300964A (en) * | 1941-01-29 | 1942-11-03 | Westinghouse Electric & Mfg Co | Magnetic core structure |
| US2407688A (en) * | 1942-12-30 | 1946-09-17 | Gen Electric | Magnetic core |
| US2407625A (en) * | 1942-12-30 | 1946-09-17 | Gen Electric | Magnetic core |
| US2387943A (en) * | 1943-03-25 | 1945-10-30 | Westinghouse Electric Corp | Magnetic core structure |
| US3153215A (en) * | 1958-10-15 | 1964-10-13 | Westinghouse Electric Corp | Magnetic core structure |
| US3064220A (en) * | 1958-12-05 | 1962-11-13 | Westinghouse Electric Corp | Magnetic core structure |
| US3069643A (en) * | 1958-12-05 | 1962-12-18 | Westinghouse Electric Corp | Magnetic core structure |
| US3129377A (en) * | 1960-11-14 | 1964-04-14 | Westinghouse Electric Corp | Transformer for connecting a threephase system to a two-phase system |
| US3183461A (en) * | 1962-02-05 | 1965-05-11 | Westinghouse Electric Corp | Magnetic core structure with cooling passages therein |
| US3283281A (en) * | 1965-05-10 | 1966-11-01 | Westinghouse Electric Corp | Electrical apparatus |
| US3569886A (en) * | 1969-09-24 | 1971-03-09 | Westinghouse Electric Corp | Magnetic core structures |
| US3743991A (en) * | 1971-08-18 | 1973-07-03 | Westinghouse Electric Corp | Magnetic core structures |
| NL144424B (nl) * | 1971-10-27 | 1974-12-16 | Smit Nijmegen Electrotec | Ferromagnetisch circuit voor een transformator of een smoorspoel van groot vermogen. |
-
1975
- 1975-12-05 JP JP50145412A patent/JPS5268922A/ja active Granted
-
1976
- 1976-11-30 US US05/746,000 patent/US4136322A/en not_active Expired - Lifetime
- 1976-12-01 DE DE2654489A patent/DE2654489C3/de not_active Expired
- 1976-12-03 SE SE7613602A patent/SE416596B/xx not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| US4136322A (en) | 1979-01-23 |
| SE7613602L (sv) | 1977-06-06 |
| SE416596B (sv) | 1981-01-19 |
| DE2654489A1 (de) | 1977-06-23 |
| DE2654489B2 (de) | 1980-10-02 |
| JPS572164B2 (en:Method) | 1982-01-14 |
| JPS5268922A (en) | 1977-06-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8263 | Opposition against grant of a patent | ||
| 8281 | Inventor (new situation) |
Free format text: MAEZIMA, MASAAKI, HITACHI, JP |
|
| C3 | Grant after two publication steps (3rd publication) | ||
| 8339 | Ceased/non-payment of the annual fee |