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GB2276012B - Improved power meter - Google Patents

Improved power meter

Info

Publication number
GB2276012B
GB2276012B GB9305232A GB9305232A GB2276012B GB 2276012 B GB2276012 B GB 2276012B GB 9305232 A GB9305232 A GB 9305232A GB 9305232 A GB9305232 A GB 9305232A GB 2276012 B GB2276012 B GB 2276012B
Authority
GB
United Kingdom
Prior art keywords
power meter
improved power
improved
meter
power
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.)
Expired - Fee Related
Application number
GB9305232A
Other versions
GB2276012A (en
GB9305232D0 (en
Inventor
Kenneth Payne
David Alexander Watson
Roger Henry King
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.)
Landis and Gyr Ltd
Original Assignee
Ampy Automotion Digilog 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 Ampy Automotion Digilog Ltd filed Critical Ampy Automotion Digilog Ltd
Priority to GB9506332A priority Critical patent/GB2285694B/en
Priority to GB9305232A priority patent/GB2276012B/en
Priority to GB9506333A priority patent/GB2285695B/en
Publication of GB9305232D0 publication Critical patent/GB9305232D0/en
Priority to PCT/GB1994/000491 priority patent/WO1994022023A1/en
Priority to EP94909197A priority patent/EP0688433A1/en
Priority to AU62127/94A priority patent/AU679213B2/en
Priority to JP6520758A priority patent/JPH08507608A/en
Priority to ES94909197T priority patent/ES2081273T1/en
Publication of GB2276012A publication Critical patent/GB2276012A/en
Priority to FI954296A priority patent/FI954296A/en
Priority to NO953608A priority patent/NO953608D0/en
Priority to GR960300001T priority patent/GR960300001T1/en
Application granted granted Critical
Publication of GB2276012B publication Critical patent/GB2276012B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R21/00—Arrangements for measuring electric power or power factor
    • G01R21/133—Arrangements for measuring electric power or power factor by using digital technique
    • 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
    • G01R19/25—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques
    • G01R19/252—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques using analogue/digital converters of the type with conversion of voltage or current into frequency and measuring of this frequency
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R35/00—Testing or calibrating of apparatus covered by the other groups of this subclass
    • G01R35/04—Testing or calibrating of apparatus covered by the other groups of this subclass of instruments for measuring time integral of power or current

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
GB9305232A 1993-03-13 1993-03-13 Improved power meter Expired - Fee Related GB2276012B (en)

Priority Applications (11)

Application Number Priority Date Filing Date Title
GB9506332A GB2285694B (en) 1993-03-13 1993-03-13 Power Measuring Method
GB9305232A GB2276012B (en) 1993-03-13 1993-03-13 Improved power meter
GB9506333A GB2285695B (en) 1993-03-13 1993-03-13 Power Measuring Method
JP6520758A JPH08507608A (en) 1993-03-13 1994-03-11 Improved power meter
EP94909197A EP0688433A1 (en) 1993-03-13 1994-03-11 Improved power meter
AU62127/94A AU679213B2 (en) 1993-03-13 1994-03-11 Improved power meter
PCT/GB1994/000491 WO1994022023A1 (en) 1993-03-13 1994-03-11 Improved power meter
ES94909197T ES2081273T1 (en) 1993-03-13 1994-03-11 IMPROVED POWER METER.
FI954296A FI954296A (en) 1993-03-13 1995-09-13 Improved power meter
NO953608A NO953608D0 (en) 1993-03-13 1995-09-13 Method and apparatus for measuring power
GR960300001T GR960300001T1 (en) 1993-03-13 1996-02-29 Improved power meter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9305232A GB2276012B (en) 1993-03-13 1993-03-13 Improved power meter

Publications (3)

Publication Number Publication Date
GB9305232D0 GB9305232D0 (en) 1993-04-28
GB2276012A GB2276012A (en) 1994-09-14
GB2276012B true GB2276012B (en) 1997-05-21

Family

ID=10732050

Family Applications (3)

Application Number Title Priority Date Filing Date
GB9506333A Expired - Fee Related GB2285695B (en) 1993-03-13 1993-03-13 Power Measuring Method
GB9305232A Expired - Fee Related GB2276012B (en) 1993-03-13 1993-03-13 Improved power meter
GB9506332A Expired - Fee Related GB2285694B (en) 1993-03-13 1993-03-13 Power Measuring Method

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB9506333A Expired - Fee Related GB2285695B (en) 1993-03-13 1993-03-13 Power Measuring Method

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB9506332A Expired - Fee Related GB2285694B (en) 1993-03-13 1993-03-13 Power Measuring Method

Country Status (9)

Country Link
EP (1) EP0688433A1 (en)
JP (1) JPH08507608A (en)
AU (1) AU679213B2 (en)
ES (1) ES2081273T1 (en)
FI (1) FI954296A (en)
GB (3) GB2285695B (en)
GR (1) GR960300001T1 (en)
NO (1) NO953608D0 (en)
WO (1) WO1994022023A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106569016A (en) * 2015-10-08 2017-04-19 陕西飞机工业（集团）有限公司 Aircraft automatic timing mechanism comprehensive detection device

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2276011B (en) * 1993-03-13 1997-05-14 Ampy Automation Digilog Improvements in and relating to power meters
WO2004061462A1 (en) * 2002-12-23 2004-07-22 Power Measurement Ltd. Power monitoring integrated circuit with communication interface
KR101474678B1 (en) * 2011-02-04 2014-12-17 후지쯔 가부시끼가이샤 Power strip and power measurement method
RU2589498C1 (en) * 2015-04-16 2016-07-10 федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Южно-Российский государственный политехнический университет (НПИ) имени М.И. Платова" Counter for losses of active power in transformer
CN107037390A (en) * 2017-02-10 2017-08-11 国网浙江台州市黄岩区供电公司 Impact load is to electric energy metering error remote monitoring of customer end
CN110244116B (en) * 2018-03-19 2024-04-26 深圳市航智精密电子有限公司 DC instantaneous power metering circuit and quasi-synchronous calculation method thereof
CN110968290A (en) * 2019-12-26 2020-04-07 深圳市锐能微科技有限公司 Four quadrant multiplier and integrated circuit
CN117388570B (en) * 2023-12-12 2024-02-13 国网浙江省电力有限公司平阳县供电公司 DC electric energy meter and electric energy measurement method

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2259785A (en) * 1991-09-19 1993-03-24 Ampy Automation Digilog Power meters
GB2259779A (en) * 1991-09-19 1993-03-24 Ampy Automation Digilog Power meter

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH551013A (en) * 1972-06-07 1974-06-28 Landis & Gyr Ag CIRCUIT ARRANGEMENT FOR PRODUCT FORMATION FROM VOLTAGE AND CURRENT FOR THE PURPOSE OF MEASURING ELECTRICAL ENERGY.
FR2551877B1 (en) * 1983-09-13 1986-01-31 Enertec ELECTRICAL ENERGY METER ESPECIALLY FOR VERY HIGH VOLTAGE
US4801874A (en) * 1987-02-27 1989-01-31 Process Systems, Inc. Method and apparatus for measuring electricity
JPH0821049B2 (en) * 1987-09-24 1996-03-04 株式会社東芝 Multiplier
GB2217027A (en) * 1988-04-05 1989-10-18 Omega Electric Ltd Active power measurement
GB2276011B (en) * 1993-03-13 1997-05-14 Ampy Automation Digilog Improvements in and relating to power meters

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2259785A (en) * 1991-09-19 1993-03-24 Ampy Automation Digilog Power meters
GB2259779A (en) * 1991-09-19 1993-03-24 Ampy Automation Digilog Power meter

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106569016A (en) * 2015-10-08 2017-04-19 陕西飞机工业（集团）有限公司 Aircraft automatic timing mechanism comprehensive detection device

Also Published As

Publication number Publication date
EP0688433A1 (en) 1995-12-27
AU679213B2 (en) 1997-06-26
GB2276012A (en) 1994-09-14
FI954296A0 (en) 1995-09-13
GB2285695B (en) 1997-05-21
JPH08507608A (en) 1996-08-13
FI954296A (en) 1995-09-13
GB2285695A (en) 1995-07-19
ES2081273T1 (en) 1996-03-01
GB2285694A (en) 1995-07-19
GB9305232D0 (en) 1993-04-28
NO953608L (en) 1995-09-13
AU6212794A (en) 1994-10-11
NO953608D0 (en) 1995-09-13
GR960300001T1 (en) 1996-02-29
GB9506332D0 (en) 1995-05-17
WO1994022023A1 (en) 1994-09-29
GB9506333D0 (en) 1995-05-17
GB2285694B (en) 1997-05-21

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19980313