ZA784309B - Overpressure protection for vaporization cooled electrical apparatus - Google Patents

Overpressure protection for vaporization cooled electrical apparatus

Info

Publication number
ZA784309B
ZA784309B ZA00784309A ZA784309A ZA784309B ZA 784309 B ZA784309 B ZA 784309B ZA 00784309 A ZA00784309 A ZA 00784309A ZA 784309 A ZA784309 A ZA 784309A ZA 784309 B ZA784309 B ZA 784309B
Authority
ZA
South Africa
Prior art keywords
electrical apparatus
overpressure protection
cooled electrical
vaporization cooled
vaporization
Prior art date
Application number
ZA00784309A
Other languages
English (en)
Inventor
C Moore
Original Assignee
Westinghouse Electric Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of ZA784309B publication Critical patent/ZA784309B/xx

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H5/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection
    • H02H5/08—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to abnormal fluid pressure, liquid level or liquid displacement, e.g. Buchholz relays
    • H02H5/086—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to abnormal fluid pressure, liquid level or liquid displacement, e.g. Buchholz relays of cooling or lubricating fluids
    • 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
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S165/00—Heat exchange
    • Y10S165/911—Vaporization

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Transformer Cooling (AREA)
  • Housings And Mounting Of Transformers (AREA)
  • Containers And Plastic Fillers For Packaging (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Catching Or Destruction (AREA)
ZA00784309A 1977-09-09 1978-07-28 Overpressure protection for vaporization cooled electrical apparatus ZA784309B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/831,716 US4117525A (en) 1977-09-09 1977-09-09 Overpressure protection for vaporization cooled electrical apparatus

Publications (1)

Publication Number Publication Date
ZA784309B true ZA784309B (en) 1979-07-25

Family

ID=25259697

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00784309A ZA784309B (en) 1977-09-09 1978-07-28 Overpressure protection for vaporization cooled electrical apparatus

Country Status (11)

Country Link
US (1) US4117525A (it)
JP (1) JPS5450821A (it)
BE (1) BE870170A (it)
BR (1) BR7805677A (it)
CA (1) CA1111540A (it)
ES (1) ES473166A1 (it)
FR (1) FR2402932A1 (it)
GB (1) GB2004128B (it)
IT (1) IT1161995B (it)
NO (1) NO782566L (it)
ZA (1) ZA784309B (it)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58111307A (ja) * 1981-12-25 1983-07-02 Toshiba Corp ガス絶縁変圧器
US4581477A (en) * 1983-04-05 1986-04-08 Yoshinobu Harumoto Gas-insulated electrical apparatus
JPS60167311A (ja) * 1984-02-09 1985-08-30 Kansai Electric Power Co Inc:The ガス絶縁電磁誘導機器
DE68904669T2 (de) * 1988-03-29 1993-07-08 Toshiba Kawasaki Kk Verfahren zur ueberwachung von ungewoehnlichen anzeichen in gasgefuellten vorrichtung sowie gasgefuellte vorrichtung mit ueberwacher.
US5591937A (en) * 1994-12-02 1997-01-07 Hughes Aircraft Company High power, high frequency transmission cable breach detection
FR2791463B1 (fr) * 1999-03-22 2001-06-29 Philippe Magnier Dispositif de prevention contre l'explosion des transformateurs electriques
JP4033699B2 (ja) * 2002-04-08 2008-01-16 シャープ株式会社 ループ型サーモサイホンおよびスターリング冷蔵庫
FR2888034B1 (fr) * 2005-06-29 2010-10-08 Philippe Magnier Dispositif de prevention contre l'explosion d'un transformateur electrique
NZ577023A (en) * 2006-10-27 2011-10-28 Philippe Magnier Llc Rupturable pressure release element for electrical transformer
DE102008027274B3 (de) * 2008-06-06 2009-08-27 Maschinenfabrik Reinhausen Gmbh Leistungstransformator mit Stufenschalter
US9159482B2 (en) * 2008-09-17 2015-10-13 General Electric Company Rupture resistant tank system
US7834736B1 (en) * 2009-07-31 2010-11-16 Abb Technology Ag Dry type pole-mounted transformer
US8461953B1 (en) * 2009-08-18 2013-06-11 Marvin W. Ward System, method and apparatus for transformer cooling
DE102009056483A1 (de) * 2009-12-01 2011-06-09 Hydac Cooling Gmbh Kühlvorrichtung
US8884732B2 (en) * 2011-02-22 2014-11-11 Abb Technology Ag Dry-type network transformer
WO2015062633A1 (de) * 2013-10-29 2015-05-07 Siemens Ag Österreich Transformator oder drossel mit schutzeinrichtung
CN112533441B (zh) * 2020-11-05 2024-05-24 中国南方电网有限责任公司超高压输电公司天生桥局 一种应用于柔性直流输电换流阀的阀冷却系统与方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR30324E (fr) * 1925-03-23 1926-05-07 Dispositif de sécurité applicable en particulier aux appareils électriques fonctionnant dans un liquide diélectrique
US1899746A (en) * 1929-04-03 1933-02-28 Westinghouse Electric & Mfg Co Protective system for transformers
FR986424A (fr) * 1949-03-04 1951-07-31 Cie Francaise Du Signum Dispositif de protection pour transformateurs électriques et appareils analogues
US2640101A (en) * 1949-12-14 1953-05-26 Westinghouse Electric Corp Transformer cooling system control
CA550139A (en) * 1954-11-23 1957-12-10 E. Sauer Louis Pressure responsive relays
US2904616A (en) * 1958-03-18 1959-09-15 Mc Graw Edison Co Encased electrical apparatus having pressure relief means
US2986593A (en) * 1958-05-15 1961-05-30 Gen Electric Gas bubble prevention system for liquid insulated electrical apparatus
US3264589A (en) * 1963-09-03 1966-08-02 Gen Electric Transformer pockets for vaporized cooling
US3371298A (en) * 1966-02-03 1968-02-27 Westinghouse Electric Corp Cooling system for electrical apparatus
US3444308A (en) * 1967-07-19 1969-05-13 Westinghouse Electric Corp Vapor cooled electrical transformer

Also Published As

Publication number Publication date
FR2402932A1 (fr) 1979-04-06
JPS5450821A (en) 1979-04-21
NO782566L (no) 1979-03-12
BE870170A (fr) 1979-03-01
IT7841635A0 (it) 1978-09-08
US4117525A (en) 1978-09-26
IT1161995B (it) 1987-03-18
CA1111540A (en) 1981-10-27
GB2004128B (en) 1982-04-15
ES473166A1 (es) 1979-10-16
BR7805677A (pt) 1979-04-24
GB2004128A (en) 1979-03-21

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