LU72690A1 - - Google Patents

Info

Publication number
LU72690A1
LU72690A1 LU72690A LU72690A LU72690A1 LU 72690 A1 LU72690 A1 LU 72690A1 LU 72690 A LU72690 A LU 72690A LU 72690 A LU72690 A LU 72690A LU 72690 A1 LU72690 A1 LU 72690A1
Authority
LU
Luxembourg
Application number
LU72690A
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 filed Critical
Publication of LU72690A1 publication Critical patent/LU72690A1/xx

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
    • H01F27/12—Oil cooling
    • H01F27/14—Expansion chambers; Oil conservators; Gas cushions; Arrangements for purifying, drying, or filling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D15/00—Separating processes involving the treatment of liquids with solid sorbents; Apparatus therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D17/00—Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion
    • B01D17/02—Separation of non-miscible liquids
    • B01D17/0202—Separation of non-miscible liquids by ab- or adsorption
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
    • H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
    • H01B3/20—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances liquids, e.g. oils
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/0005—Tap change devices
    • H01H2009/0055—Oil filters for tap change devices

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Thermal Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Analytical Chemistry (AREA)
  • Treatment Of Liquids With Adsorbents In General (AREA)
  • Organic Insulating Materials (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
LU72690A 1974-07-09 1975-06-09 LU72690A1 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742432911 DE2432911A1 (de) 1974-07-09 1974-07-09 Verfahren und vorrichtung zum entziehen von wasser aus dielektrischen fluessigkeiten

Publications (1)

Publication Number Publication Date
LU72690A1 true LU72690A1 (enrdf_load_stackoverflow) 1975-09-29

Family

ID=5920074

Family Applications (1)

Application Number Title Priority Date Filing Date
LU72690A LU72690A1 (enrdf_load_stackoverflow) 1974-07-09 1975-06-09

Country Status (6)

Country Link
BE (1) BE830159A (enrdf_load_stackoverflow)
DD (1) DD118193A5 (enrdf_load_stackoverflow)
DE (1) DE2432911A1 (enrdf_load_stackoverflow)
FR (1) FR2278138A1 (enrdf_load_stackoverflow)
LU (1) LU72690A1 (enrdf_load_stackoverflow)
NL (1) NL7507169A (enrdf_load_stackoverflow)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1595094A (en) * 1977-10-19 1981-08-05 Gen Electric Method and system for cooling electrical apparatus
DE3146553A1 (de) * 1980-11-28 1982-09-09 Coal Industry (Patents) Ltd., London "verfahren zur behandlung wasserhaltiger organischer loesungsmittel"
DE3230048A1 (de) * 1982-08-12 1984-02-16 Wacker-Chemie GmbH, 8000 München Verfahren zur stabilisierung von chlorkohlenwasserstoffen, verfahrensgemaess stabilisierte chlorkohlenwasserstoffe und ihre verwendung
JPS6474710A (en) * 1987-09-17 1989-03-20 Takano Corp Removal of trace quantity of moisture in power transformer oil
DE4004462A1 (de) * 1990-02-14 1991-08-22 Beck & Co Ag Dr Verfahren zur inline-trocknung von n-methylpyrrolidon enthaltenden polyamidimiddrahtlacken in lackieranlagen
DE4033172C1 (enrdf_load_stackoverflow) * 1990-10-19 1992-05-21 Maschinenfabrik Reinhausen Gmbh, 8400 Regensburg, De
DE19547753A1 (de) * 1995-12-20 1997-06-26 Bayerische Motoren Werke Ag Hydraulische Bremsanlage für ein Kraftfahrzeug
DE10027002B4 (de) * 1999-06-02 2005-02-17 Advantest Corp. Kühlsystem
DE102004002716A1 (de) * 2004-01-19 2005-08-11 Siemens Ag Verfahren zum Reinigen eines Kühl- und/oder Isoliermittels
EP3185259A1 (en) * 2015-12-21 2017-06-28 General Electric Technology GmbH Method for regulating the humidity content level in an electrical transformer having oil-impregnated cellulosic insulating elements

Also Published As

Publication number Publication date
FR2278138A1 (fr) 1976-02-06
BE830159A (fr) 1975-10-01
DD118193A5 (enrdf_load_stackoverflow) 1976-02-12
FR2278138B3 (enrdf_load_stackoverflow) 1977-07-01
DE2432911A1 (de) 1976-01-29
NL7507169A (nl) 1976-01-13

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