NO793744L - Elektrisk induktivt apparat. - Google Patents
Elektrisk induktivt apparat.Info
- Publication number
- NO793744L NO793744L NO793744A NO793744A NO793744L NO 793744 L NO793744 L NO 793744L NO 793744 A NO793744 A NO 793744A NO 793744 A NO793744 A NO 793744A NO 793744 L NO793744 L NO 793744L
- Authority
- NO
- Norway
- Prior art keywords
- microspheres
- insulating
- accordance
- inductive device
- electric
- Prior art date
Links
- 230000001939 inductive effect Effects 0.000 title claims description 31
- 238000004804 winding Methods 0.000 claims description 58
- 239000004005 microsphere Substances 0.000 claims description 47
- 125000006850 spacer group Chemical group 0.000 claims description 39
- 239000007788 liquid Substances 0.000 claims description 29
- 239000007787 solid Substances 0.000 claims description 23
- 239000011230 binding agent Substances 0.000 claims description 21
- 239000012530 fluid Substances 0.000 claims description 18
- 238000010276 construction Methods 0.000 claims description 16
- 239000000853 adhesive Substances 0.000 claims description 11
- 230000001070 adhesive effect Effects 0.000 claims description 11
- 239000010881 fly ash Substances 0.000 claims description 10
- 239000000945 filler Substances 0.000 claims description 8
- 239000002131 composite material Substances 0.000 claims description 7
- 239000003822 epoxy resin Substances 0.000 claims description 5
- 229920000647 polyepoxide Polymers 0.000 claims description 5
- 229920001225 polyester resin Polymers 0.000 claims description 5
- 239000004645 polyester resin Substances 0.000 claims description 5
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 claims description 2
- 239000007789 gas Substances 0.000 description 27
- 238000009413 insulation Methods 0.000 description 14
- 239000000463 material Substances 0.000 description 11
- 229920005989 resin Polymers 0.000 description 11
- 239000011347 resin Substances 0.000 description 11
- 230000008901 benefit Effects 0.000 description 9
- 239000011521 glass Substances 0.000 description 8
- 239000001913 cellulose Substances 0.000 description 7
- 229920002678 cellulose Polymers 0.000 description 7
- 239000002480 mineral oil Substances 0.000 description 7
- 235000010446 mineral oil Nutrition 0.000 description 7
- 238000012360 testing method Methods 0.000 description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 6
- 230000015556 catabolic process Effects 0.000 description 6
- 239000011810 insulating material Substances 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000001723 curing Methods 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 239000011229 interlayer Substances 0.000 description 4
- 238000002955 isolation Methods 0.000 description 4
- 230000004888 barrier function Effects 0.000 description 3
- 238000005266 casting Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 239000003989 dielectric material Substances 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 239000010410 layer Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 150000003071 polychlorinated biphenyls Chemical group 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 239000013008 thixotropic agent Substances 0.000 description 3
- 239000004593 Epoxy Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 235000010290 biphenyl Nutrition 0.000 description 2
- 150000004074 biphenyls Chemical class 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 239000006260 foam Substances 0.000 description 2
- 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 2
- 239000002655 kraft paper Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 229920002545 silicone oil Polymers 0.000 description 2
- 239000011343 solid material Substances 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 229920000784 Nomex Polymers 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000004760 aramid Substances 0.000 description 1
- 229920003235 aromatic polyamide Polymers 0.000 description 1
- 239000012298 atmosphere Substances 0.000 description 1
- QXJJQWWVWRCVQT-UHFFFAOYSA-K calcium;sodium;phosphate Chemical compound [Na+].[Ca+2].[O-]P([O-])([O-])=O QXJJQWWVWRCVQT-UHFFFAOYSA-K 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000010616 electrical installation Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 239000006261 foam material Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000002638 heterogeneous catalyst Substances 0.000 description 1
- 239000002815 homogeneous catalyst Substances 0.000 description 1
- 239000008240 homogeneous mixture Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 238000013035 low temperature curing Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- ORQBXQOJMQIAOY-UHFFFAOYSA-N nobelium Chemical compound [No] ORQBXQOJMQIAOY-UHFFFAOYSA-N 0.000 description 1
- 239000004763 nomex Substances 0.000 description 1
- 239000000123 paper Substances 0.000 description 1
- 238000005191 phase separation Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 229920002589 poly(vinylethylene) polymer Polymers 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 238000005549 size reduction Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000003351 stiffener Substances 0.000 description 1
- 230000008093 supporting effect Effects 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
- 231100000167 toxic agent Toxicity 0.000 description 1
- 239000003440 toxic substance Substances 0.000 description 1
- 238000012546 transfer Methods 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
- H01F27/08—Cooling; Ventilating
-
- 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
- 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
- H01F27/22—Cooling by heat conduction through solid or powdered fillings
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Insulating Of Coils (AREA)
- Insulation, Fastening Of Motor, Generator Windings (AREA)
- Transformer Cooling (AREA)
- Regulation Of General Use Transformers (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
- Discharge Heating (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/963,619 US4219791A (en) | 1978-11-24 | 1978-11-24 | Electrical inductive apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO793744L true NO793744L (no) | 1980-05-28 |
Family
ID=25507470
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO793744A NO793744L (no) | 1978-11-24 | 1979-11-20 | Elektrisk induktivt apparat. |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US4219791A (pt) |
| JP (1) | JPS5575207A (pt) |
| KR (1) | KR830000055B1 (pt) |
| AU (1) | AU530718B2 (pt) |
| BR (1) | BR7907579A (pt) |
| CA (1) | CA1138544A (pt) |
| DE (1) | DE2945515A1 (pt) |
| ES (1) | ES486142A0 (pt) |
| FR (1) | FR2442498A1 (pt) |
| IN (1) | IN152592B (pt) |
| IT (1) | IT1124485B (pt) |
| MX (1) | MX147391A (pt) |
| NO (1) | NO793744L (pt) |
| SE (1) | SE7909680L (pt) |
Families Citing this family (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4447796A (en) * | 1982-04-05 | 1984-05-08 | Mcgraw-Edison Company | Self-adjusting spacer |
| FR2598713B1 (fr) * | 1986-05-16 | 1988-11-10 | Inst Francais Du Petrole | Nouveau materiau de remplissage et de flottabilite. procede de fabrication et ensembles tubulaires incorporant ce materiau |
| EP0249827A1 (de) * | 1986-06-13 | 1987-12-23 | BBC Brown Boveri AG | Elektrischer Apparat und Verfahren zu seiner Herstellung |
| JP3021586B2 (ja) * | 1990-09-17 | 2000-03-15 | 富士通株式会社 | 低誘電率セラミック基板とグリーンシートの製造方法 |
| US5666047A (en) * | 1995-10-05 | 1997-09-09 | The United States Of America As Represented By The Secretary Of The Navy | Dielectric transformer |
| US6398986B1 (en) * | 1995-12-21 | 2002-06-04 | Cooper Industries, Inc | Food grade vegetable oil based dielectric fluid and methods of using same |
| US6037537A (en) * | 1995-12-21 | 2000-03-14 | Cooper Industries, Inc. | Vegetable oil based dielectric coolant |
| US6326877B1 (en) * | 1999-06-16 | 2001-12-04 | Square D Company | Transformer coil support structure |
| US6147581A (en) * | 1999-11-17 | 2000-11-14 | Asea Brown Boveri Inc. | Universal transformer tank for pole-mounted distribution transformers |
| JP2001351820A (ja) * | 2000-06-07 | 2001-12-21 | Mitsubishi Electric Corp | 電気機器 |
| US6709615B2 (en) * | 2001-03-14 | 2004-03-23 | Square D Company | Method of manufacturing a comb for winding coils of a disk wound transformer |
| US8696939B2 (en) * | 2003-06-18 | 2014-04-15 | Koninklijke Philips N.V. | High voltage insulating materials |
| WO2006051474A1 (en) * | 2004-11-11 | 2006-05-18 | Koninklijke Philips Electronics N.V. | Electrical high field/high voltage unit and method of manufacturing same |
| ES2344903T3 (es) * | 2004-12-27 | 2010-09-09 | Abb Technology Ag | Dispositivo electrico por induccion para aplicaciones de alto voltaje. |
| SE529250C2 (sv) * | 2005-09-29 | 2007-06-12 | Abb Technology Ltd | Transformator med optimerade distansorgan |
| US8288911B2 (en) * | 2006-12-15 | 2012-10-16 | General Electric Company | Non-linear dielectrics used as electrical insulation for rotating electrical machinery |
| US20080143465A1 (en) * | 2006-12-15 | 2008-06-19 | General Electric Company | Insulation system and method for a transformer |
| EP2194546A1 (en) * | 2008-12-08 | 2010-06-09 | ABB Research LTD | Electrical machine with improved lightning impulse withstand |
| US20110017494A1 (en) * | 2009-07-24 | 2011-01-27 | General Electric Company | Insulating compositions and devices incorporating the same |
| US8085120B2 (en) * | 2009-08-13 | 2011-12-27 | Waukesha Electric Systems, Incorporated | Solid insulation for fluid-filled transformer and method of fabrication thereof |
| WO2011029488A1 (en) * | 2009-09-11 | 2011-03-17 | Abb Research Ltd | Transformer comprising a heat pipe |
| US9257229B2 (en) | 2011-09-13 | 2016-02-09 | Abb Technology Ag | Cast split low voltage coil with integrated cooling duct placement after winding process |
| CA2878337C (en) * | 2012-07-09 | 2017-05-30 | Trench Limited | Sound mitigation for air core reactors |
| US20140361861A1 (en) * | 2013-06-11 | 2014-12-11 | Abb Technology Ag | Radial Drop Winding For Open-Wound Medium Voltage Dry Type Transformers |
| CN204117812U (zh) * | 2014-07-25 | 2015-01-21 | 海鸿电气有限公司 | 一种敞开式立体卷铁心干式变压器的线圈结构 |
| KR20160029985A (ko) * | 2014-09-05 | 2016-03-16 | 성균관대학교산학협력단 | 유전체에 균일하게 플라즈마를 발생시키는 방법 |
| EP3901974B1 (en) * | 2020-04-20 | 2024-07-24 | Hitachi Energy Ltd | Component and method for manufacturing insulating spacers |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2797201A (en) * | 1953-05-11 | 1957-06-25 | Standard Oil Co | Process of producing hollow particles and resulting product |
| US3133821A (en) * | 1961-10-13 | 1964-05-19 | Standard Oil Co | Method of making silica insulating material |
| US3256105A (en) * | 1963-09-26 | 1966-06-14 | Standard Oil Co | Ceramic molding composition, articles made from same and process for making such articles |
| US3425577A (en) * | 1964-11-30 | 1969-02-04 | Emerson & Cuming Inc | Closed-cell ceramic article and method |
| US3246271A (en) * | 1965-04-16 | 1966-04-12 | Westinghouse Electric Corp | Paper insulation for transformers |
| DE1665023A1 (de) * | 1968-03-13 | 1970-09-10 | Licentia Gmbh | Isolation fuer elektrische Bauteile |
| US3611225A (en) * | 1970-06-24 | 1971-10-05 | Westinghouse Electric Corp | Electrical inductive apparatus having liquid and solid dielectric means |
| US3683495A (en) * | 1971-02-04 | 1972-08-15 | Westinghouse Electric Corp | Method of making disk-type windings for electrical inductive apparatus |
| US3720897A (en) * | 1971-08-09 | 1973-03-13 | Westinghouse Electric Corp | Electrical inductive apparatus |
| US3775719A (en) * | 1972-04-14 | 1973-11-27 | Westinghouse Electric Corp | Solid insulation for electrical apparatus |
| DE2347170A1 (de) * | 1973-09-19 | 1975-03-27 | Siemens Ag | Fuellmassen fuer polyolefinisolierte nachrichtenbuendelkabel und fuer kabelmuffen |
| FR2264789A1 (en) * | 1974-03-21 | 1975-10-17 | Thomson Csf | Rigid syntactic foam for electronic use - mfd from inorganic spheres and inorganic binders |
-
1978
- 1978-11-24 US US05/963,619 patent/US4219791A/en not_active Expired - Lifetime
-
1979
- 1979-10-26 IN IN1119/CAL/79A patent/IN152592B/en unknown
- 1979-10-31 CA CA000338843A patent/CA1138544A/en not_active Expired
- 1979-11-10 DE DE19792945515 patent/DE2945515A1/de not_active Withdrawn
- 1979-11-19 AU AU52964/79A patent/AU530718B2/en not_active Ceased
- 1979-11-20 NO NO793744A patent/NO793744L/no unknown
- 1979-11-20 ES ES486142A patent/ES486142A0/es active Granted
- 1979-11-21 KR KR1019790004088A patent/KR830000055B1/ko active
- 1979-11-22 JP JP15084179A patent/JPS5575207A/ja active Pending
- 1979-11-22 BR BR7907579A patent/BR7907579A/pt unknown
- 1979-11-22 SE SE7909680A patent/SE7909680L/ not_active Application Discontinuation
- 1979-11-23 MX MX180155A patent/MX147391A/es unknown
- 1979-11-23 IT IT41651/79A patent/IT1124485B/it active
- 1979-11-23 FR FR7928933A patent/FR2442498A1/fr active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| BR7907579A (pt) | 1980-08-05 |
| JPS5575207A (en) | 1980-06-06 |
| SE7909680L (sv) | 1980-05-25 |
| ES8102407A1 (es) | 1980-12-16 |
| IT1124485B (it) | 1986-05-07 |
| KR830000055B1 (ko) | 1983-02-03 |
| ES486142A0 (es) | 1980-12-16 |
| IT7941651A0 (it) | 1979-11-23 |
| AU5296479A (en) | 1980-05-29 |
| AU530718B2 (en) | 1983-07-28 |
| CA1138544A (en) | 1982-12-28 |
| MX147391A (es) | 1982-11-26 |
| DE2945515A1 (de) | 1980-06-04 |
| IN152592B (pt) | 1984-02-18 |
| US4219791A (en) | 1980-08-26 |
| FR2442498A1 (fr) | 1980-06-20 |
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