ZA775706B - Improvements in or relating to vapor lift pump for vapor-cooled transformers - Google Patents
Improvements in or relating to vapor lift pump for vapor-cooled transformersInfo
- Publication number
- ZA775706B ZA775706B ZA00775706A ZA775706A ZA775706B ZA 775706 B ZA775706 B ZA 775706B ZA 00775706 A ZA00775706 A ZA 00775706A ZA 775706 A ZA775706 A ZA 775706A ZA 775706 B ZA775706 B ZA 775706B
- Authority
- ZA
- South Africa
- Prior art keywords
- vapor
- relating
- lift pump
- cooled transformers
- transformers
- Prior art date
Links
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
- H01F27/10—Liquid cooling
- H01F27/18—Liquid cooling by evaporating liquids
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transformer Cooling (AREA)
- General Induction Heating (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/731,392 US4078149A (en) | 1976-10-12 | 1976-10-12 | Vapor lift pump for vapor-cooled transformers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA775706B true ZA775706B (en) | 1978-08-30 |
Family
ID=24939293
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA00775706A ZA775706B (en) | 1976-10-12 | 1977-09-23 | Improvements in or relating to vapor lift pump for vapor-cooled transformers |
Country Status (15)
| Country | Link |
|---|---|
| US (1) | US4078149A (es) |
| JP (1) | JPS5347920A (es) |
| AU (1) | AU513972B2 (es) |
| BE (1) | BE859644A (es) |
| BR (1) | BR7706691A (es) |
| ES (1) | ES463056A1 (es) |
| FR (1) | FR2368135A1 (es) |
| GB (1) | GB1539689A (es) |
| IN (1) | IN148396B (es) |
| IT (1) | IT1087858B (es) |
| MX (1) | MX144102A (es) |
| NO (1) | NO146560C (es) |
| PH (1) | PH14973A (es) |
| YU (1) | YU242477A (es) |
| ZA (1) | ZA775706B (es) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4173746A (en) * | 1978-05-26 | 1979-11-06 | Electric Power Research Institute, Inc. | Vaporization cooled electrical apparatus |
| JPS5652806A (en) * | 1979-10-05 | 1981-05-12 | Tdk Electronics Co Ltd | Microwave dielectric porcelain composition |
| US4370547A (en) * | 1979-11-28 | 1983-01-25 | Varian Associates, Inc. | Variable thermal impedance |
| JPS5740805A (en) * | 1980-08-22 | 1982-03-06 | Tdk Electronics Co Ltd | Dielectric porcelain composition |
| JPS5788611A (en) * | 1980-11-25 | 1982-06-02 | Tdk Electronics Co Ltd | Dielectric porcelain composition |
| JPS59200404A (ja) * | 1983-04-27 | 1984-11-13 | Mitsubishi Electric Corp | 電磁誘導機器 |
| US4603685A (en) * | 1983-06-21 | 1986-08-05 | Institut National De La Recherche Scientifique | Solar heating system |
| JPS6099510U (ja) * | 1983-12-12 | 1985-07-06 | 関西電力株式会社 | 静止誘導機器 |
| JPS6241753A (ja) * | 1985-08-12 | 1987-02-23 | 日本電信電話株式会社 | ペロブスカイト系磁器とその製法 |
| US4676225A (en) * | 1985-08-16 | 1987-06-30 | Bartera Ralph E | Method and apparatus for enhancing the pumping action of a geyser pumped tube |
| JPH0278631U (es) * | 1988-08-11 | 1990-06-18 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1003523A (en) * | 1908-01-20 | 1911-09-19 | Benjamin F Seymour | Heating system. |
| US2845472A (en) * | 1953-08-28 | 1958-07-29 | Westinghouse Electric Corp | Transformer cooling apparatus |
| US3261905A (en) * | 1963-12-18 | 1966-07-19 | Gen Electric | Stationary induction apparatus cooling system |
| CA855384A (en) * | 1967-09-08 | 1970-11-03 | Westinghouse Electric Corporation | Non-condensable gas-condensable vapor cooled electrical transformer |
| US3819301A (en) * | 1972-11-29 | 1974-06-25 | Gen Electric | Single valve vapor push pump |
| US3834835A (en) * | 1972-11-29 | 1974-09-10 | Gen Electric | Double valve vapor push pump |
| US3887759A (en) * | 1972-11-29 | 1975-06-03 | Gen Electric | Evaporative cooling system employing liquid film evaporation from grooved evaporator surface and vapor push pump for circulating liquid |
| US4011535A (en) * | 1976-07-09 | 1977-03-08 | General Electric Company | Vaporization cooled transformer |
-
1976
- 1976-10-12 US US05/731,392 patent/US4078149A/en not_active Expired - Lifetime
-
1977
- 1977-09-19 PH PH20253A patent/PH14973A/en unknown
- 1977-09-23 ZA ZA00775706A patent/ZA775706B/xx unknown
- 1977-09-27 IN IN1452/CAL/77A patent/IN148396B/en unknown
- 1977-09-27 AU AU29159/77A patent/AU513972B2/en not_active Expired
- 1977-10-06 NO NO773413A patent/NO146560C/no unknown
- 1977-10-06 GB GB41595/77A patent/GB1539689A/en not_active Expired
- 1977-10-06 BR BR7706691A patent/BR7706691A/pt unknown
- 1977-10-07 ES ES463056A patent/ES463056A1/es not_active Expired
- 1977-10-10 YU YU02424/77A patent/YU242477A/xx unknown
- 1977-10-10 MX MX170867A patent/MX144102A/es unknown
- 1977-10-10 IT IT28405/77A patent/IT1087858B/it active
- 1977-10-11 FR FR7730577A patent/FR2368135A1/fr active Granted
- 1977-10-12 BE BE181674A patent/BE859644A/xx not_active IP Right Cessation
- 1977-10-12 JP JP12160177A patent/JPS5347920A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| GB1539689A (en) | 1979-01-31 |
| NO773413L (no) | 1978-04-13 |
| NO146560B (no) | 1982-07-12 |
| JPS5733689B2 (es) | 1982-07-19 |
| BR7706691A (pt) | 1978-06-13 |
| NO146560C (no) | 1982-10-20 |
| AU2915977A (en) | 1979-04-05 |
| MX144102A (es) | 1981-08-26 |
| FR2368135B1 (es) | 1984-03-09 |
| FR2368135A1 (fr) | 1978-05-12 |
| AU513972B2 (en) | 1981-01-15 |
| IN148396B (es) | 1981-02-07 |
| US4078149A (en) | 1978-03-07 |
| YU242477A (en) | 1982-05-31 |
| IT1087858B (it) | 1985-06-04 |
| JPS5347920A (en) | 1978-04-28 |
| ES463056A1 (es) | 1978-12-16 |
| PH14973A (en) | 1982-02-05 |
| BE859644A (fr) | 1978-04-12 |
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