DE2308892C3 - Lamellierter Transformatorkern für Leistungstransformatoren - Google Patents
Lamellierter Transformatorkern für LeistungstransformatorenInfo
- Publication number
- DE2308892C3 DE2308892C3 DE19732308892 DE2308892A DE2308892C3 DE 2308892 C3 DE2308892 C3 DE 2308892C3 DE 19732308892 DE19732308892 DE 19732308892 DE 2308892 A DE2308892 A DE 2308892A DE 2308892 C3 DE2308892 C3 DE 2308892C3
- Authority
- DE
- Germany
- Prior art keywords
- core
- individual sheets
- transformer core
- skin
- plastic film
- 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
- 239000002985 plastic film Substances 0.000 claims description 19
- 229920006255 plastic film Polymers 0.000 claims description 18
- 238000013016 damping Methods 0.000 claims description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 10
- 239000002184 metal Substances 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 5
- 241000446313 Lamella Species 0.000 description 4
- 230000004907 flux Effects 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- 230000006698 induction Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 230000002238 attenuated effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000005415 magnetization Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920002689 polyvinyl acetate Polymers 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 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
-
- 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
- H01F27/33—Arrangements for noise damping
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Laminated Bodies (AREA)
- Soft Magnetic Materials (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19732308892 DE2308892C3 (de) | 1973-02-23 | 1973-02-23 | Lamellierter Transformatorkern für Leistungstransformatoren |
| CH250674A CH560957A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1973-02-23 | 1974-02-22 | |
| FR7406203A FR2219504B3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1973-02-23 | 1974-02-22 | |
| NL7402430A NL7402430A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1973-02-23 | 1974-02-22 | |
| GB848074A GB1454955A (en) | 1973-02-23 | 1974-02-25 | Arrangement for noise reduction in laminated iron cores in transformers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19732308892 DE2308892C3 (de) | 1973-02-23 | 1973-02-23 | Lamellierter Transformatorkern für Leistungstransformatoren |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2308892A1 DE2308892A1 (de) | 1974-08-29 |
| DE2308892B2 DE2308892B2 (de) | 1977-11-10 |
| DE2308892C3 true DE2308892C3 (de) | 1978-06-22 |
Family
ID=5872793
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19732308892 Expired DE2308892C3 (de) | 1973-02-23 | 1973-02-23 | Lamellierter Transformatorkern für Leistungstransformatoren |
Country Status (5)
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3485540B2 (ja) † | 2000-12-28 | 2004-01-13 | 新日本製鐵株式会社 | 低騒音トランス |
| FR2849527B1 (fr) * | 2002-11-28 | 2007-12-14 | Artus | Transformateur electrique a signature acoustique reduite |
| US9550127B2 (en) | 2013-03-21 | 2017-01-24 | Thomas J. Lochtefeld | Padded grate drainage system for water rides |
| CA3072158C (en) | 2013-10-30 | 2023-05-09 | Oriol A. Vicente | Inflatable surfing apparatus and method |
| US10335694B2 (en) | 2015-11-12 | 2019-07-02 | Whitewater West Industries Ltd. | Method and apparatus for fastening of inflatable ride surfaces |
| US11273383B2 (en) | 2017-11-10 | 2022-03-15 | Whitewater West Industries Ltd. | Water ride attraction incorporating a standing wave |
-
1973
- 1973-02-23 DE DE19732308892 patent/DE2308892C3/de not_active Expired
-
1974
- 1974-02-22 FR FR7406203A patent/FR2219504B3/fr not_active Expired
- 1974-02-22 NL NL7402430A patent/NL7402430A/xx not_active Application Discontinuation
- 1974-02-22 CH CH250674A patent/CH560957A5/xx not_active IP Right Cessation
- 1974-02-25 GB GB848074A patent/GB1454955A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL7402430A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1974-08-27 |
| GB1454955A (en) | 1976-11-10 |
| CH560957A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1975-04-15 |
| FR2219504B3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1976-12-03 |
| DE2308892A1 (de) | 1974-08-29 |
| FR2219504A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1974-09-20 |
| DE2308892B2 (de) | 1977-11-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| 8320 | Willingness to grant licences declared (paragraph 23) | ||
| 8339 | Ceased/non-payment of the annual fee |