GB1584893A - Method of electrically insulating an electric winding - Google Patents
Method of electrically insulating an electric winding Download PDFInfo
- Publication number
- GB1584893A GB1584893A GB10117/78A GB1011778A GB1584893A GB 1584893 A GB1584893 A GB 1584893A GB 10117/78 A GB10117/78 A GB 10117/78A GB 1011778 A GB1011778 A GB 1011778A GB 1584893 A GB1584893 A GB 1584893A
- Authority
- GB
- United Kingdom
- Prior art keywords
- resin
- winding
- tape
- insulating
- curing
- 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
- 238000004804 winding Methods 0.000 title claims description 59
- 238000000034 method Methods 0.000 title claims description 14
- 229920005989 resin Polymers 0.000 claims description 85
- 239000011347 resin Substances 0.000 claims description 85
- 239000010445 mica Substances 0.000 claims description 19
- 229910052618 mica group Inorganic materials 0.000 claims description 19
- 229920002050 silicone resin Polymers 0.000 claims description 12
- 239000004020 conductor Substances 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 6
- 239000004744 fabric Substances 0.000 claims description 5
- 239000004593 Epoxy Substances 0.000 claims description 4
- 239000011521 glass Substances 0.000 claims description 4
- 239000012212 insulator Substances 0.000 claims description 3
- 239000012948 isocyanate Substances 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims description 2
- -1 isocyanate compound Chemical class 0.000 claims description 2
- 239000011342 resin composition Substances 0.000 claims description 2
- 239000003795 chemical substances by application Substances 0.000 claims 2
- 239000007789 gas Substances 0.000 description 27
- 230000035699 permeability Effects 0.000 description 23
- 239000000853 adhesive Substances 0.000 description 14
- 230000001070 adhesive effect Effects 0.000 description 14
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 12
- 206010040844 Skin exfoliation Diseases 0.000 description 12
- 239000003822 epoxy resin Substances 0.000 description 8
- 229920000647 polyepoxide Polymers 0.000 description 8
- 239000000126 substance Substances 0.000 description 8
- 229910002092 carbon dioxide Inorganic materials 0.000 description 6
- 239000001569 carbon dioxide Substances 0.000 description 6
- 230000001681 protective effect Effects 0.000 description 6
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 5
- 229910001882 dioxygen Inorganic materials 0.000 description 5
- LNEPOXFFQSENCJ-UHFFFAOYSA-N haloperidol Chemical compound C1CC(O)(C=2C=CC(Cl)=CC=2)CCN1CCCC(=O)C1=CC=C(F)C=C1 LNEPOXFFQSENCJ-UHFFFAOYSA-N 0.000 description 5
- DLMVDBDHOIWEJZ-UHFFFAOYSA-N isocyanatooxyimino(oxo)methane Chemical compound O=C=NON=C=O DLMVDBDHOIWEJZ-UHFFFAOYSA-N 0.000 description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 238000005470 impregnation Methods 0.000 description 4
- 238000010525 oxidative degradation reaction Methods 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000000354 decomposition reaction Methods 0.000 description 3
- 230000006698 induction Effects 0.000 description 3
- 239000004745 nonwoven fabric Substances 0.000 description 3
- 229920002803 thermoplastic polyurethane Polymers 0.000 description 3
- 239000004952 Polyamide Substances 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 239000003365 glass fiber Substances 0.000 description 2
- 229920006015 heat resistant resin Polymers 0.000 description 2
- 229920002647 polyamide Polymers 0.000 description 2
- 229920001721 polyimide Polymers 0.000 description 2
- 239000009719 polyimide resin Substances 0.000 description 2
- 229920001296 polysiloxane Polymers 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 239000002759 woven fabric Substances 0.000 description 2
- GWTUHAXUUFROTF-AVXJPILUSA-N (3r,5r)-1-[(e)-3-(3,4-dihydroxyphenyl)prop-2-enoyl]oxy-3,4,5-trihydroxycyclohexane-1-carboxylic acid Chemical compound C1[C@@H](O)C(O)[C@H](O)CC1(C(O)=O)OC(=O)\C=C\C1=CC=C(O)C(O)=C1 GWTUHAXUUFROTF-AVXJPILUSA-N 0.000 description 1
- 239000010754 BS 2869 Class F Substances 0.000 description 1
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 1
- 241001251094 Formica Species 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 125000005842 heteroatom Chemical group 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 229920006122 polyamide resin Polymers 0.000 description 1
- 229920001225 polyester resin Polymers 0.000 description 1
- 239000004645 polyester resin Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000008961 swelling 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
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/32—Insulating of coils, windings, or parts thereof
- H01F27/323—Insulation between winding turns, between winding layers
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/32—Windings characterised by the shape, form or construction of the insulation
- H02K3/325—Windings characterised by the shape, form or construction of the insulation for windings on salient poles, such as claw-shaped poles
-
- 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
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/25—Web or sheet containing structurally defined element or component and including a second component containing structurally defined particles
- Y10T428/251—Mica
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Insulation, Fastening Of Motor, Generator Windings (AREA)
- Manufacture Of Motors, Generators (AREA)
- Insulating Of Coils (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3075077A JPS53116402A (en) | 1977-03-19 | 1977-03-19 | Electric insulation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1584893A true GB1584893A (en) | 1981-02-18 |
Family
ID=12312352
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB10117/78A Expired GB1584893A (en) | 1977-03-19 | 1978-03-14 | Method of electrically insulating an electric winding |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US4239998A (https=) |
| JP (1) | JPS53116402A (https=) |
| AU (1) | AU505430B1 (https=) |
| BR (1) | BR7801670A (https=) |
| DE (1) | DE2811858C3 (https=) |
| FR (1) | FR2384337A1 (https=) |
| GB (1) | GB1584893A (https=) |
| MX (1) | MX4029E (https=) |
| SE (1) | SE440963B (https=) |
Families Citing this family (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54157201A (en) * | 1978-06-02 | 1979-12-12 | Hitachi Ltd | Wire manufacturing method for electric machine |
| JPS6055971B2 (ja) * | 1978-12-08 | 1985-12-07 | 株式会社日立製作所 | 電機巻線 |
| US4335367A (en) * | 1979-08-17 | 1982-06-15 | Tokyo Shibaura Denki Kabushiki Kaisha | Electrically insulated coil |
| JPS5681906A (en) * | 1979-12-07 | 1981-07-04 | Toshiba Corp | Heat resisting electrical insulated coil |
| US4345175A (en) * | 1980-11-03 | 1982-08-17 | General Electric Company | Means for reducing shear stresses on winding conductor insulation for air-gap dynamoelectric machines |
| JPS57199443A (en) * | 1981-05-29 | 1982-12-07 | Mitsubishi Electric Corp | Rotor for superconducting rotary electric machine |
| JPS57208857A (en) * | 1981-06-15 | 1982-12-22 | Mitsubishi Electric Corp | Rotor for superconductive rotary electric machine |
| JPS57211968A (en) * | 1981-06-22 | 1982-12-25 | Mitsubishi Electric Corp | Rotor for superconductive rotary electric machine |
| US4818909A (en) * | 1988-01-15 | 1989-04-04 | General Electric Company | Insulated coil assembly |
| ATE274562T1 (de) * | 2000-06-21 | 2004-09-15 | Asturienne Mines Comp Royale | Schutzbarriere |
| EP1205529A1 (fr) * | 2000-11-13 | 2002-05-15 | COMPAGNIE ROYALE ASTURIENNE DES MINES, Société Anonyme | Protection antifeu à base de mica appliquée à l'aéronautique |
| US6991845B2 (en) * | 2002-12-13 | 2006-01-31 | E. I. Du Pont De Nemours And Company | Mica sheet and tape |
| US7081695B2 (en) * | 2003-12-13 | 2006-07-25 | Siemens Power Generation, Inc. | Adjustable fit wedges |
| BRPI0510164A (pt) | 2004-04-22 | 2007-10-02 | Insulair Inc | envoltório de copo isolante e recipiente isolado formado com o envoltório |
| US20080050580A1 (en) * | 2004-06-15 | 2008-02-28 | Stevens Gary C | High Thermal Conductivity Mica Paper Tape |
| US7795773B1 (en) * | 2004-07-02 | 2010-09-14 | Michael Wittig | Electric actuator |
| EP1653589A3 (de) * | 2004-11-01 | 2010-05-12 | ALSTOM Technology Ltd | Vorrichtung zur Isolierung eines elektrischen Leiters |
| EP2074639A1 (en) * | 2006-10-19 | 2009-07-01 | Abb Research Ltd. | Low voltage coil and transformer |
| EP2124318A1 (de) | 2008-05-21 | 2009-11-25 | Zf Friedrichshafen Ag | Verfahren zur Imprägnierung einer Wicklung einer elektrischen Maschine |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1157639A (fr) * | 1955-09-26 | 1958-06-02 | Licentia Gmbh | Isolement pour haute tension |
| DE1030438B (de) * | 1955-12-29 | 1958-05-22 | Siemens Ag | Isolierung der Wicklungen elektrischer Maschinen, insbesondere von Stabwicklungen |
| DE1090733B (de) * | 1956-02-24 | 1960-10-13 | Siemens Ag | Wicklungsisolierung |
| DE1286599B (de) * | 1964-07-07 | 1969-01-09 | Siemens Ag | Verfahren zum Herstellen von geformten elektrischen Bauteilen |
| JPS5231000B2 (https=) | 1972-11-29 | 1977-08-11 | ||
| US4038741A (en) * | 1973-05-17 | 1977-08-02 | Bbc Brown Boveri & Company Limited | Method of making electrical coils for dynamo-electric machines having band-formed insulation material |
| JPS5058501A (https=) * | 1973-09-19 | 1975-05-21 | ||
| US4013987A (en) * | 1975-08-22 | 1977-03-22 | Westinghouse Electric Corporation | Mica tape binder |
| DE2655367C2 (de) * | 1976-12-03 | 1978-12-07 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Heißhärtende Reaktionsharzmischung zur Imprägnierung von Isolierungen elektrischer Geräte und zur Herstellung von Formstoffen mit oder ohne Einlagen |
-
1977
- 1977-03-19 JP JP3075077A patent/JPS53116402A/ja active Granted
-
1978
- 1978-03-14 US US05/886,422 patent/US4239998A/en not_active Expired - Lifetime
- 1978-03-14 GB GB10117/78A patent/GB1584893A/en not_active Expired
- 1978-03-17 SE SE7803100A patent/SE440963B/sv not_active IP Right Cessation
- 1978-03-17 BR BR7801670A patent/BR7801670A/pt unknown
- 1978-03-17 FR FR7807892A patent/FR2384337A1/fr active Granted
- 1978-03-17 DE DE2811858A patent/DE2811858C3/de not_active Expired
- 1978-03-17 MX MX78100583U patent/MX4029E/es unknown
- 1978-03-31 AU AU34632/78A patent/AU505430B1/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2811858A1 (de) | 1978-10-05 |
| FR2384337B1 (https=) | 1982-11-05 |
| BR7801670A (pt) | 1979-01-02 |
| DE2811858B2 (de) | 1981-05-14 |
| FR2384337A1 (fr) | 1978-10-13 |
| DE2811858C3 (de) | 1982-01-28 |
| MX4029E (es) | 1981-11-12 |
| JPS576333B2 (https=) | 1982-02-04 |
| AU505430B1 (en) | 1979-11-22 |
| SE7803100L (sv) | 1978-09-20 |
| JPS53116402A (en) | 1978-10-11 |
| SE440963B (sv) | 1985-08-26 |
| US4239998A (en) | 1980-12-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |