CH415807A - Installation pour détecter des variations de la capacitance d'un circuit capacitif - Google Patents

Installation pour détecter des variations de la capacitance d'un circuit capacitif

Info

Publication number
CH415807A
CH415807A CH721164A CH721164A CH415807A CH 415807 A CH415807 A CH 415807A CH 721164 A CH721164 A CH 721164A CH 721164 A CH721164 A CH 721164A CH 415807 A CH415807 A CH 415807A
Authority
CH
Switzerland
Prior art keywords
capacitance
installation
capacitive circuit
detecting variations
variations
Prior art date
Application number
CH721164A
Other languages
English (en)
Inventor
Desmond Ainsworth John
Original Assignee
English Electric Co Ltd
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 English Electric Co Ltd filed Critical English Electric Co Ltd
Publication of CH415807A publication Critical patent/CH415807A/fr

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
    • G01R27/26—Measuring inductance or capacitance; Measuring quality factor, e.g. by using the resonance method; Measuring loss factor; Measuring dielectric constants ; Measuring impedance or related variables
    • G01R27/2605—Measuring capacitance
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/16—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for capacitors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
    • G01R31/64—Testing of capacitors

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
  • Measurement Of Current Or Voltage (AREA)
CH721164A 1963-06-05 1964-06-03 Installation pour détecter des variations de la capacitance d'un circuit capacitif CH415807A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB22459/63A GB1090292A (en) 1963-06-05 1963-06-05 Circuit arrangement for detecting capacitance changes in capacitor banks in high voltage transmission systems

Publications (1)

Publication Number Publication Date
CH415807A true CH415807A (fr) 1966-06-30

Family

ID=10179704

Family Applications (1)

Application Number Title Priority Date Filing Date
CH721164A CH415807A (fr) 1963-06-05 1964-06-03 Installation pour détecter des variations de la capacitance d'un circuit capacitif

Country Status (3)

Country Link
US (1) US3340432A (fr)
CH (1) CH415807A (fr)
GB (1) GB1090292A (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3411039A (en) * 1966-05-16 1968-11-12 Allis Chalmers Mfg Co Overcurrent protective means including solid state power supply sensing means
US3859564A (en) * 1973-03-19 1975-01-07 John Andrew Zulaski Apparatus for detecting neutral displacement of a polyphase system
US3909672A (en) * 1974-02-07 1975-09-30 Westinghouse Electric Corp Capacitor bank protection relay
US4054832A (en) * 1975-10-21 1977-10-18 James G. Biddle Company System and method of measurement of insulation qualities of three-phase power equipment
US7808763B2 (en) * 2004-08-24 2010-10-05 Rockwell Automation Technologies, Inc. Adjustable speed drive protection
US7782009B2 (en) * 2004-08-24 2010-08-24 Rockwell Automation Technologies, Inc. Adjustable speed drive protection
EP3320552B1 (fr) * 2015-08-28 2019-05-01 Siemens Aktiengesellschaft Assemblage de condensateurs, transmission de courant continu à haute tension
WO2020140250A1 (fr) * 2019-01-04 2020-07-09 Abb Schweiz Ag Appareil et procédé de surveillance de batterie de condensateurs
CN113625058A (zh) * 2021-08-13 2021-11-09 云南电网有限责任公司电力科学研究院 一种基于异常点群监测变压器套管的预警方法及系统
GB2618981B (en) * 2022-02-11 2024-05-29 Cirrus Logic Int Semiconductor Ltd Cell balancing circuitry

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1730858A (en) * 1929-10-08 Hoxtse ei
US1732977A (en) * 1925-04-04 1929-10-22 Gen Electric Circuit protection
US1888718A (en) * 1928-09-26 1932-11-22 Westinghouse Electric & Mfg Co Relaying system
US3143687A (en) * 1956-04-30 1964-08-04 Asea Ab Relay protection for capacitor banks

Also Published As

Publication number Publication date
US3340432A (en) 1967-09-05
GB1090292A (en) 1967-11-08

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