SE392006B - SET FOR ERROR DETERMINATION IN A PIPE SECTION TO BE MONITORED IN AN ELECTRIC ENERGY SUPPLY NETWORK - Google Patents

SET FOR ERROR DETERMINATION IN A PIPE SECTION TO BE MONITORED IN AN ELECTRIC ENERGY SUPPLY NETWORK

Info

Publication number
SE392006B
SE392006B SE7409994A SE7409994A SE392006B SE 392006 B SE392006 B SE 392006B SE 7409994 A SE7409994 A SE 7409994A SE 7409994 A SE7409994 A SE 7409994A SE 392006 B SE392006 B SE 392006B
Authority
SE
Sweden
Prior art keywords
monitored
electric energy
pipe section
energy supply
supply network
Prior art date
Application number
SE7409994A
Other languages
Swedish (sv)
Other versions
SE7409994L (en
Inventor
E Born
Original Assignee
Siemens Ag
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
Priority claimed from DE19732339932 external-priority patent/DE2339932C3/en
Application filed by Siemens Ag filed Critical Siemens Ag
Publication of SE7409994L publication Critical patent/SE7409994L/xx
Publication of SE392006B publication Critical patent/SE392006B/en

Links

Classifications

    • 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
    • H02H3/38—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 both voltage and current; responsive to phase angle between voltage and current
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H1/00—Details of emergency protective circuit arrangements
    • H02H1/04—Arrangements for preventing response to transient abnormal conditions, e.g. to lightning or to short duration over voltage or oscillations; Damping the influence of dc component by short circuits in ac networks
    • H02H1/046—Arrangements for preventing response to transient abnormal conditions, e.g. to lightning or to short duration over voltage or oscillations; Damping the influence of dc component by short circuits in ac networks upon detecting saturation of current transformers
    • 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
    • H02H3/38—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 both voltage and current; responsive to phase angle between voltage and current
    • H02H3/382—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 both voltage and current; responsive to phase angle between voltage and current involving phase comparison between current and voltage or between values derived from current and voltage

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Locating Faults (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
SE7409994A 1973-08-03 1974-08-02 SET FOR ERROR DETERMINATION IN A PIPE SECTION TO BE MONITORED IN AN ELECTRIC ENERGY SUPPLY NETWORK SE392006B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732339932 DE2339932C3 (en) 1973-08-03 Method for determining errors on a line section to be monitored of an electrical power supply network

Publications (2)

Publication Number Publication Date
SE7409994L SE7409994L (en) 1975-02-04
SE392006B true SE392006B (en) 1977-03-07

Family

ID=5889108

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7409994A SE392006B (en) 1973-08-03 1974-08-02 SET FOR ERROR DETERMINATION IN A PIPE SECTION TO BE MONITORED IN AN ELECTRIC ENERGY SUPPLY NETWORK

Country Status (6)

Country Link
JP (1) JPS5044437A (en)
CH (1) CH579841A5 (en)
FR (1) FR2239791A1 (en)
IT (1) IT1017429B (en)
NL (1) NL7410001A (en)
SE (1) SE392006B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0045105B1 (en) * 1980-07-28 1984-11-28 BBC Aktiengesellschaft Brown, Boveri & Cie. Method and apparatus for the differential protection of electrical installations
DE3274171D1 (en) * 1982-03-29 1986-12-11 Bbc Brown Boveri & Cie Method and device for evaluating the secondary current of a current transformer primary connected to an electric power supply line
FR2550024B1 (en) * 1983-07-25 1986-03-14 Electricite De France CURRENT OVERCURRENT PROTECTION DEVICE
DE19723422C1 (en) * 1997-06-04 1998-12-10 Siemens Ag Method and device for detecting and correcting a saturated current profile of a current transformer

Also Published As

Publication number Publication date
CH579841A5 (en) 1976-09-15
NL7410001A (en) 1975-02-05
FR2239791A1 (en) 1975-02-28
SE7409994L (en) 1975-02-04
DE2339932B2 (en) 1976-01-22
DE2339932A1 (en) 1975-02-20
JPS5044437A (en) 1975-04-21
IT1017429B (en) 1977-07-20

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