DE2425080A1 - Einrichtung zum messen und weiterverarbeiten eines differenzstromes - Google Patents

Einrichtung zum messen und weiterverarbeiten eines differenzstromes

Info

Publication number
DE2425080A1
DE2425080A1 DE19742425080 DE2425080A DE2425080A1 DE 2425080 A1 DE2425080 A1 DE 2425080A1 DE 19742425080 DE19742425080 DE 19742425080 DE 2425080 A DE2425080 A DE 2425080A DE 2425080 A1 DE2425080 A1 DE 2425080A1
Authority
DE
Germany
Prior art keywords
primary windings
current
current transformer
summation
windings
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
DE19742425080
Other languages
German (de)
English (en)
Inventor
Guenther Knirsch
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BBC BROWN BOVERI and CIE
BBC Brown Boveri AG Germany
Original Assignee
BBC BROWN BOVERI and CIE
Brown Boveri und Cie AG Germany
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 BBC BROWN BOVERI and CIE, Brown Boveri und Cie AG Germany filed Critical BBC BROWN BOVERI and CIE
Priority to DE19742425080 priority Critical patent/DE2425080A1/de
Priority to CH652675A priority patent/CH592881A5/xx
Publication of DE2425080A1 publication Critical patent/DE2425080A1/de
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/10—Measuring sum, difference or ratio
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
    • G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
    • G01R15/18—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers
    • G01R15/183—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers using transformers with a magnetic core
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/26—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents
    • H02H3/32—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors
    • H02H3/33—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors using summation current transformers
    • H02H3/332—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors using summation current transformers with means responsive to DC component in the fault current

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
DE19742425080 1974-05-24 1974-05-24 Einrichtung zum messen und weiterverarbeiten eines differenzstromes Pending DE2425080A1 (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE19742425080 DE2425080A1 (de) 1974-05-24 1974-05-24 Einrichtung zum messen und weiterverarbeiten eines differenzstromes
CH652675A CH592881A5 (enrdf_load_stackoverflow) 1974-05-24 1975-05-21

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742425080 DE2425080A1 (de) 1974-05-24 1974-05-24 Einrichtung zum messen und weiterverarbeiten eines differenzstromes

Publications (1)

Publication Number Publication Date
DE2425080A1 true DE2425080A1 (de) 1975-12-11

Family

ID=5916342

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19742425080 Pending DE2425080A1 (de) 1974-05-24 1974-05-24 Einrichtung zum messen und weiterverarbeiten eines differenzstromes

Country Status (2)

Country Link
CH (1) CH592881A5 (enrdf_load_stackoverflow)
DE (1) DE2425080A1 (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3282532A1 (en) * 2016-08-11 2018-02-14 ABB Schweiz AG An arc fault detection arrangement for a dc electric bus
EP3282535A1 (en) * 2016-08-11 2018-02-14 ABB Schweiz AG An arc fault detection arrangement for a dc electric bus

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3282532A1 (en) * 2016-08-11 2018-02-14 ABB Schweiz AG An arc fault detection arrangement for a dc electric bus
EP3282535A1 (en) * 2016-08-11 2018-02-14 ABB Schweiz AG An arc fault detection arrangement for a dc electric bus
US10673223B2 (en) 2016-08-11 2020-06-02 Abb Schweiz Ag Arc fault detection arrangement for a DC electric bus
US10673224B2 (en) 2016-08-11 2020-06-02 Abb Schweiz Ag Arc fault detection arrangement for a DC electric bus

Also Published As

Publication number Publication date
CH592881A5 (enrdf_load_stackoverflow) 1977-11-15

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