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NL7706847A - DEVICE FOR MONITORING THE INTAKE OF ELECTRIC ENERGY. - Google Patents

DEVICE FOR MONITORING THE INTAKE OF ELECTRIC ENERGY.

Info

Publication number
NL7706847A
NL7706847A NL7706847A NL7706847A NL7706847A NL 7706847 A NL7706847 A NL 7706847A NL 7706847 A NL7706847 A NL 7706847A NL 7706847 A NL7706847 A NL 7706847A NL 7706847 A NL7706847 A NL 7706847A
Authority
NL
Netherlands
Prior art keywords
intake
monitoring
electric energy
energy
electric
Prior art date
Application number
NL7706847A
Other languages
Dutch (nl)
Original Assignee
British Nuclear Fuels 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 British Nuclear Fuels Ltd filed Critical British Nuclear Fuels Ltd
Publication of NL7706847A publication Critical patent/NL7706847A/en

Links

Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02HEMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/26Emergency 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
    • H02H3/36Emergency 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 of different systems, e.g. of parallel feeder systems
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R21/00Arrangements for measuring electric power or power factor
    • G01R21/127Arrangements for measuring electric power or power factor by using pulse modulation
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/34Testing dynamo-electric machines
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02HEMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/42Emergency 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 product of voltage and current

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Remote Monitoring And Control Of Power-Distribution Networks (AREA)
  • Supply And Distribution Of Alternating Current (AREA)
  • Control Of Multiple Motors (AREA)
  • Control Of Electric Motors In General (AREA)
NL7706847A 1976-06-25 1977-06-21 DEVICE FOR MONITORING THE INTAKE OF ELECTRIC ENERGY. NL7706847A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2662276A GB1561845A (en) 1976-06-25 1976-06-25 Energy monitoring systems for electrical devices

Publications (1)

Publication Number Publication Date
NL7706847A true NL7706847A (en) 1977-12-28

Family

ID=10246532

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7706847A NL7706847A (en) 1976-06-25 1977-06-21 DEVICE FOR MONITORING THE INTAKE OF ELECTRIC ENERGY.

Country Status (6)

Country Link
JP (1) JPS6037005Y2 (en)
AU (1) AU511012B2 (en)
DE (1) DE2728355A1 (en)
FR (1) FR2356151A1 (en)
GB (1) GB1561845A (en)
NL (1) NL7706847A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4360879A (en) * 1980-08-28 1982-11-23 The Valeron Corporation Power measuring device
JPH0534206Y2 (en) * 1987-01-23 1993-08-30
DE3810157A1 (en) * 1988-03-25 1989-10-12 Bosch Gmbh Robert Monitoring of electrical devices
DE3816439A1 (en) * 1988-05-13 1989-11-16 Reich Maschf Gmbh Karl Display device for power tools
DE4242177A1 (en) * 1992-12-15 1994-06-16 Teves Gmbh Alfred Circuit arrangement for monitoring a large number of coils
US5844331A (en) * 1994-10-27 1998-12-01 Siemens Aktiengesellschaft Process for monitoring the wear of at least one contact in a switching device and switching device designed thereof

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB789557A (en) * 1954-12-24 1958-01-22 Francois Jacques Denis Dayonne Apparatus for simultaneously reading a plurality of curves
US3955138A (en) * 1974-11-06 1976-05-04 General Electric Company Electronic energy consumption meter with input transformer having single resistance terminated secondary winding coupled to C-MOS switches driven by pulse width modulated control signals

Also Published As

Publication number Publication date
GB1561845A (en) 1980-03-05
FR2356151A1 (en) 1978-01-20
DE2728355A1 (en) 1977-12-29
AU2599577A (en) 1978-12-14
DE2728355C2 (en) 1988-12-15
AU511012B2 (en) 1980-07-24
JPS6037005Y2 (en) 1985-11-02
FR2356151B1 (en) 1983-09-30
JPS5323525U (en) 1978-02-28

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
DNT Communications of changes of names of applicants whose applications have been laid open to public inspection

Free format text: BRITISH NUCLEAR FUELS PLC

A85 Still pending on 85-01-01
BV The patent application has lapsed