GB9506333D0 - Improved power meter - Google Patents

Improved power meter

Info

Publication number
GB9506333D0
GB9506333D0 GBGB9506333.5A GB9506333A GB9506333D0 GB 9506333 D0 GB9506333 D0 GB 9506333D0 GB 9506333 A GB9506333 A GB 9506333A GB 9506333 D0 GB9506333 D0 GB 9506333D0
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.)
Granted
Application number
GBGB9506333.5A
Other versions
GB2285695A (en
GB2285695B (en
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 GB9506333A priority Critical patent/GB2285695B/en
Publication of GB9506333D0 publication Critical patent/GB9506333D0/en
Publication of GB2285695A publication Critical patent/GB2285695A/en
Application granted granted Critical
Publication of GB2285695B publication Critical patent/GB2285695B/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)
GB9506333A 1993-03-13 1993-03-13 Power Measuring Method Expired - Fee Related GB2285695B (en)

Priority Applications (1)

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

Applications Claiming Priority (2)

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

Publications (3)

Publication Number Publication Date
GB9506333D0 true GB9506333D0 (en) 1995-05-17
GB2285695A GB2285695A (en) 1995-07-19
GB2285695B GB2285695B (en) 1997-05-21

Family

ID=10732050

Family Applications (3)

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

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) FI954296A0 (en)
GB (3) GB2276012B (en)
GR (1) GR960300001T1 (en)
NO (1) NO953608L (en)
WO (1) WO1994022023A1 (en)

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
EP2672577A4 (en) * 2011-02-04 2016-12-28 Fujitsu Ltd 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
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
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
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 metering method

Family Cites Families (8)

* 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
GB2287544B (en) * 1991-09-19 1996-04-03 Ampy Automation Digilog Voltage conversion method
GB9120011D0 (en) * 1991-09-19 1991-11-06 Ampy Automation Digilog Improvements in and relating to power meter
GB2276011B (en) * 1993-03-13 1997-05-14 Ampy Automation Digilog Improvements in and relating to power meters

Also Published As

Publication number Publication date
GB2285695A (en) 1995-07-19
GB2276012A (en) 1994-09-14
GB2285694B (en) 1997-05-21
GB9305232D0 (en) 1993-04-28
AU679213B2 (en) 1997-06-26
JPH08507608A (en) 1996-08-13
EP0688433A1 (en) 1995-12-27
AU6212794A (en) 1994-10-11
NO953608D0 (en) 1995-09-13
GB2285694A (en) 1995-07-19
NO953608L (en) 1995-09-13
FI954296A (en) 1995-09-13
GB9506332D0 (en) 1995-05-17
FI954296A0 (en) 1995-09-13
GB2276012B (en) 1997-05-21
WO1994022023A1 (en) 1994-09-29
GR960300001T1 (en) 1996-02-29
ES2081273T1 (en) 1996-03-01
GB2285695B (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