BE671216A - - Google Patents

Info

Publication number
BE671216A
BE671216A BE671216DA BE671216A BE 671216 A BE671216 A BE 671216A BE 671216D A BE671216D A BE 671216DA BE 671216 A BE671216 A BE 671216A
Authority
BE
Belgium
Application number
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 BE671216A publication Critical patent/BE671216A/xx

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D16/00—Control of fluid pressure
    • G05D16/04—Control of fluid pressure without auxiliary power
    • G05D16/06—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule
    • G05D16/0616—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule the sensing element being a bellow
    • G05D16/0619—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule the sensing element being a bellow acting directly on the obturator
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/02—Details
    • H01H33/53—Cases; Reservoirs, tanks, piping or valves, for arc-extinguishing fluid; Accessories therefor, e.g. safety arrangements, pressure relief devices
    • H01H33/56—Gas reservoirs
    • H01H33/563—Gas reservoirs comprising means for monitoring the density of the insulating gas
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H35/00—Switches operated by change of a physical condition
    • H01H35/24—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow
    • H01H35/32—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow actuated by bellows

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Safety Valves (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)
  • Pipeline Systems (AREA)
BE671216D 1964-10-23 1965-10-21 BE671216A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1377964A CH413958A (de) 1964-10-23 1964-10-23 Gaskreislaufsystem für Druckgas-Leistungsschalter

Publications (1)

Publication Number Publication Date
BE671216A true BE671216A (de) 1966-02-14

Family

ID=4395236

Family Applications (1)

Application Number Title Priority Date Filing Date
BE671216D BE671216A (de) 1964-10-23 1965-10-21

Country Status (6)

Country Link
US (1) US3390241A (de)
BE (1) BE671216A (de)
CH (1) CH413958A (de)
DE (1) DE1201455B (de)
GB (1) GB1113096A (de)
SE (1) SE306111B (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL149942B (nl) * 1968-04-22 1976-06-15 Coq Bv Gesloten schakelinrichting voor hoge spanning, die gevuld is met gas, waarvan de dichtheid in afhankelijkheid van de bedrijfsomstandigheden wordt geregeld.
DE3142746A1 (de) * 1981-10-28 1983-05-05 Siemens AG, 1000 Berlin und 8000 München Gasdichte-anzeiger
DE10242443B4 (de) * 2002-09-11 2004-11-04 Comde Gmbh Überwachungsanordnung für Hochspannungsschaltanlagen
CN105862709B (zh) * 2016-03-25 2017-11-14 济南轨道交通集团有限公司 一种自动回灌清堵系统及其工作方法
DE102016123588A1 (de) * 2016-07-20 2018-01-25 Trafag Ag Ventilvorrichtung für Schaltanlagen oder dergleichen sowie Verwendungen derselben
WO2021115289A1 (zh) * 2019-12-11 2021-06-17 上海乐研电气有限公司 一种气体密度继电器的改造方法、一种具有在线自校验功能的气体密度继电器及其校验方法
CN112924858B (zh) * 2021-01-26 2022-04-01 国网宁夏电力有限公司电力科学研究院 现场密度继电器校验装置及校验方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2911507A (en) * 1957-06-21 1959-11-03 Ite Circuit Breaker Ltd Recirculating gas blast interrupter
US3303310A (en) * 1959-03-04 1967-02-07 Westinghouse Electric Corp Dual-pressure circuit interrupter control device
US3129309A (en) * 1960-04-12 1964-04-14 Westinghouse Canada Ltd Temperature-compensated pressure switches for controlling gas blast circuit interrupters
US3250970A (en) * 1962-01-23 1966-05-10 Bbc Brown Boveri & Cie Enclosed gas isolated and operated electrical supply and distribution switching-station with one or more gas blast power switches
CH409053A (de) * 1963-03-28 1966-03-15 Bbc Brown Boveri & Cie Anordnung zur Druckgas-Versorgung, -Verteilung und -Überwachung in einer elektrischen Anlage mit Leistungsschaltern, welche Gasräume aufweisen
US3311726A (en) * 1964-10-05 1967-03-28 Westinghouse Electric Corp Puffer-type fluid-blast circuit interrupter with pressurized casing for actuating driving piston

Also Published As

Publication number Publication date
DE1201455B (de) 1965-09-23
US3390241A (en) 1968-06-25
CH413958A (de) 1966-05-31
GB1113096A (en) 1968-05-08
SE306111B (de) 1968-11-18

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