EP1646880A4 - Methods and apparatus for monitoring power flow in a conductor - Google Patents

Methods and apparatus for monitoring power flow in a conductor

Info

Publication number
EP1646880A4
EP1646880A4 EP04778480.6A EP04778480A EP1646880A4 EP 1646880 A4 EP1646880 A4 EP 1646880A4 EP 04778480 A EP04778480 A EP 04778480A EP 1646880 A4 EP1646880 A4 EP 1646880A4
Authority
EP
European Patent Office
Prior art keywords
conductor
methods
power flow
monitoring power
monitoring
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.)
Withdrawn
Application number
EP04778480.6A
Other languages
German (de)
French (fr)
Other versions
EP1646880A2 (en
Inventor
Bradford J Forth
Daniel A Cumming
Simon H Lightbody
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.)
Power Measurement Ltd
Original Assignee
Power Measurement 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
Priority claimed from PCT/CA2004/000705 external-priority patent/WO2004099723A1/en
Application filed by Power Measurement Ltd filed Critical Power Measurement Ltd
Publication of EP1646880A2 publication Critical patent/EP1646880A2/en
Publication of EP1646880A4 publication Critical patent/EP1646880A4/en
Withdrawn legal-status Critical Current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
    • G01R19/2513—Arrangements for monitoring electric power systems, e.g. power lines or loads; Logging
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R22/00—Arrangements for measuring time integral of electric power or current, e.g. electricity meters
    • G01R22/06—Arrangements for measuring time integral of electric power or current, e.g. electricity meters by electronic methods
    • G01R22/061—Details of electronic electricity meters
    • G01R22/066—Arrangements for avoiding or indicating fraudulent use

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Remote Monitoring And Control Of Power-Distribution Networks (AREA)
EP04778480.6A 2003-07-18 2004-07-16 Methods and apparatus for monitoring power flow in a conductor Withdrawn EP1646880A4 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US48870003P 2003-07-18 2003-07-18
US55418804P 2004-03-18 2004-03-18
PCT/CA2004/000705 WO2004099723A1 (en) 2003-05-12 2004-05-11 Time coordinated energy monitoring system
PCT/US2004/023006 WO2005008181A2 (en) 2003-07-18 2004-07-16 Methods and apparatus for monitoring power flow in a conductor

Publications (2)

Publication Number Publication Date
EP1646880A2 EP1646880A2 (en) 2006-04-19
EP1646880A4 true EP1646880A4 (en) 2013-06-19

Family

ID=34084062

Family Applications (1)

Application Number Title Priority Date Filing Date
EP04778480.6A Withdrawn EP1646880A4 (en) 2003-07-18 2004-07-16 Methods and apparatus for monitoring power flow in a conductor

Country Status (2)

Country Link
EP (1) EP1646880A4 (en)
WO (1) WO2005008181A2 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7412338B2 (en) * 2004-03-18 2008-08-12 Power Measurement Ltd. Radio frequency device within an energy sensor system
US7251570B2 (en) * 2003-07-18 2007-07-31 Power Measurement Ltd. Data integrity in a mesh network
JP2011515702A (en) * 2008-03-26 2011-05-19 エンフェイズ エナジー インコーポレイテッド AC voltage measuring method and apparatus
WO2011156914A2 (en) * 2010-06-17 2011-12-22 Awesense Wireless Inc. Method, sensor apparatus and system for determining losses in an electrical power grid
CN102539909A (en) * 2010-12-21 2012-07-04 珠海威瀚科技发展有限公司 Electric energy metering module

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0455518A2 (en) * 1990-05-04 1991-11-06 Polymeters Response International Limited Electricity meter tamper monitoring
WO1993004377A1 (en) * 1991-08-27 1993-03-04 Services Industriels De Geneve Method for identifying electrical power consumers on a circuit being monitored
US5483153A (en) * 1994-03-24 1996-01-09 Massachusetts Institute Of Technology Transient event detector for use in nonintrusive load monitoring systems
WO2000045183A2 (en) * 1999-01-29 2000-08-03 Suparules Limited Electrical energy meter
US6185508B1 (en) * 1994-12-30 2001-02-06 Power Measurement, Ltd. Power meter for determining parameters of multi-phase power lines
US6459257B1 (en) * 1997-09-01 2002-10-01 Siemens Aktiengesellschaft Measuring system for measuring power and/or power factors at at least one measuring point in an a.c. voltage network
EP1296147A1 (en) * 2000-04-12 2003-03-26 Central Research Institute of Electric Power Industry System and method for estimating power consumption of electric apparatus, and abnormality alarm system utilizing the same
US20030067725A1 (en) * 1999-02-12 2003-04-10 Horvath Vincent Victor Distributed monitoring and protection system for a distributed power network

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5563506A (en) * 1990-07-10 1996-10-08 Polymeters Response International Limited Electricity meters using current transformers
JP2746178B2 (en) * 1995-02-15 1998-04-28 双葉電子工業株式会社 Measurement device interpolation circuit
US5684466A (en) * 1995-09-12 1997-11-04 The Charles Machine Work, Inc. Electrical strike system control for subsurface boring equipment
AU3221600A (en) * 1999-02-04 2000-08-25 Electric Power Research Institute, Inc. Apparatus and method for implementing digital communications on a power line
JP3718769B2 (en) * 2001-11-27 2005-11-24 インターナショナル・ビジネス・マシーンズ・コーポレーション Intelligent battery

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0455518A2 (en) * 1990-05-04 1991-11-06 Polymeters Response International Limited Electricity meter tamper monitoring
WO1993004377A1 (en) * 1991-08-27 1993-03-04 Services Industriels De Geneve Method for identifying electrical power consumers on a circuit being monitored
US5483153A (en) * 1994-03-24 1996-01-09 Massachusetts Institute Of Technology Transient event detector for use in nonintrusive load monitoring systems
US6185508B1 (en) * 1994-12-30 2001-02-06 Power Measurement, Ltd. Power meter for determining parameters of multi-phase power lines
US6459257B1 (en) * 1997-09-01 2002-10-01 Siemens Aktiengesellschaft Measuring system for measuring power and/or power factors at at least one measuring point in an a.c. voltage network
WO2000045183A2 (en) * 1999-01-29 2000-08-03 Suparules Limited Electrical energy meter
US20030067725A1 (en) * 1999-02-12 2003-04-10 Horvath Vincent Victor Distributed monitoring and protection system for a distributed power network
EP1296147A1 (en) * 2000-04-12 2003-03-26 Central Research Institute of Electric Power Industry System and method for estimating power consumption of electric apparatus, and abnormality alarm system utilizing the same

Also Published As

Publication number Publication date
WO2005008181A2 (en) 2005-01-27
EP1646880A2 (en) 2006-04-19
WO2005008181A3 (en) 2005-07-14

Similar Documents

Publication Publication Date Title
GB2401949B (en) Method and apparatus for monitoring using a mathematical model
GB2399895B (en) Method and apparatus for supplying power in electronic equipment
GB0503699D0 (en) Apparatus and method for generating electrical power in a borehole
AU2003265492A8 (en) Method and apparatus for obtaining power computation parameters
AU2003271761A1 (en) Device and method for monitoring and/or analyzing electric machines in operation
GB0303422D0 (en) Apparatus and method
GB0605325D0 (en) Method and apparatus for non-contactly monitoring the cells bioactivity
GB2401005B (en) Methods and apparatus for alternative mode monitoring
EP1649627A4 (en) Method and apparatus for plan generation
HK1085869A1 (en) Method and device for medium-redundant operation of a terminal in a network
EP1698058A4 (en) Monitoring method and apparatus
IL154677A0 (en) A method and apparatus for manipulating an individual cell
EP1692746A4 (en) Apparatus and method for electrically and mechanically connecting and disconnecting a power line
EP1494524A4 (en) Apparatus for creating a pathway in an animal and methods therefor
GB2409117B (en) System and method for operating electrical devices in a well
EP1646880A4 (en) Methods and apparatus for monitoring power flow in a conductor
GB2407949B (en) A calculating apparatus and method for use in a maximum likelihood
IL172421A0 (en) Apparatus and method for reducing power consumption in a position-determination device
GB2409049B (en) Power measurement apparatus and method therefor
GB0216381D0 (en) Method and apparatus for monitoring particles flowing in a stack
GB0305023D0 (en) Apparatus and method
GB2407233B (en) Power control method and apparatus
GB2403856B (en) Method for operating an electric fence device and electric fence device
GB0315475D0 (en) Apparatus and method
GB0313968D0 (en) De-Infestation method and apparatus

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20060117

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR

DAX Request for extension of the european patent (deleted)
RIN1 Information on inventor provided before grant (corrected)

Inventor name: FORTH, BRADFORD, J.

Inventor name: LIGHTBODY, SIMON, H.

Inventor name: CUMMING, DANIEL, A.

A4 Supplementary search report drawn up and despatched

Effective date: 20130523

RIC1 Information provided on ipc code assigned before grant

Ipc: G01R 19/25 20060101ALI20130516BHEP

Ipc: G01R 21/133 20060101AFI20130516BHEP

Ipc: G01R 22/06 20060101ALI20130516BHEP

17Q First examination report despatched

Effective date: 20140305

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20140716