AU2011250808B2 - Method, device and computer program product for magnetic tamper detection in a meter - Google Patents

Method, device and computer program product for magnetic tamper detection in a meter Download PDF

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Publication number
AU2011250808B2
AU2011250808B2 AU2011250808A AU2011250808A AU2011250808B2 AU 2011250808 B2 AU2011250808 B2 AU 2011250808B2 AU 2011250808 A AU2011250808 A AU 2011250808A AU 2011250808 A AU2011250808 A AU 2011250808A AU 2011250808 B2 AU2011250808 B2 AU 2011250808B2
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AU
Australia
Prior art keywords
meter
magnetic field
field strength
digital voltage
voltage signal
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.)
Active
Application number
AU2011250808A
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English (en)
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AU2011250808A1 (en
Inventor
Bruce Michael Pride
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.)
Aclara Meters LLC
Original Assignee
Aclara Meters LLC
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 Aclara Meters LLC filed Critical Aclara Meters LLC
Publication of AU2011250808A1 publication Critical patent/AU2011250808A1/en
Application granted granted Critical
Publication of AU2011250808B2 publication Critical patent/AU2011250808B2/en
Assigned to ACLARA METERS LLC reassignment ACLARA METERS LLC Request to Amend Deed and Register Assignors: GENERAL ELECTRIC COMPANY
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Measuring Magnetic Variables (AREA)
  • Emergency Alarm Devices (AREA)
AU2011250808A 2010-11-18 2011-11-16 Method, device and computer program product for magnetic tamper detection in a meter Active AU2011250808B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/948,986 2010-11-18
US12/948,986 US8688407B2 (en) 2010-11-18 2010-11-18 Method, device and computer program product for magnetic tamper detection in a meter

Publications (2)

Publication Number Publication Date
AU2011250808A1 AU2011250808A1 (en) 2012-06-07
AU2011250808B2 true AU2011250808B2 (en) 2015-11-12

Family

ID=45217215

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2011250808A Active AU2011250808B2 (en) 2010-11-18 2011-11-16 Method, device and computer program product for magnetic tamper detection in a meter

Country Status (8)

Country Link
US (1) US8688407B2 (enExample)
EP (1) EP2455767B1 (enExample)
JP (1) JP6231255B2 (enExample)
AU (1) AU2011250808B2 (enExample)
BR (1) BRPI1104831B1 (enExample)
CA (1) CA2757886C (enExample)
ES (1) ES2706392T3 (enExample)
NZ (1) NZ596475A (enExample)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITNA20120068A1 (it) * 2012-11-21 2014-05-22 Silvio Chioni Schermatura magnetica per strumenti di misura.
US8614745B1 (en) 2013-02-04 2013-12-24 Wasmeyyah M. A. S. Al Azemi Fire hydrant monitoring system
US9658254B2 (en) * 2013-06-28 2017-05-23 Landis+Gyr, Inc. Magnetic tampering detection in a utility meter
US9435665B2 (en) 2014-02-07 2016-09-06 Aclara Meters Llc System and method for tamper detection in a utility meter
US9506950B2 (en) 2014-03-17 2016-11-29 Landis+Gyr, Inc. Tampering detection for an electric meter
CN107110897A (zh) * 2015-01-08 2017-08-29 株式会社村田制作所 电流传感器
WO2016143042A1 (ja) * 2015-03-09 2016-09-15 オムロン株式会社 電力量計
WO2016143043A1 (ja) * 2015-03-09 2016-09-15 オムロン株式会社 検出装置、電力量計
US11067604B2 (en) * 2017-08-30 2021-07-20 Analog Devices International Unlimited Company Managing the determination of a transfer function of a measurement sensor
CN108717137B (zh) * 2018-03-30 2023-08-01 广东电网有限责任公司 一种基于声音信号的高频高压干扰窃电检测装置
US11674987B1 (en) * 2018-12-10 2023-06-13 Renesas Electronics America Inc. Switch-mode power supply control circuit and method for tampering detection in a power meter
US11156486B2 (en) * 2019-09-13 2021-10-26 Micro Motion, Inc. Magnetic flowmeter with improved processing
US11092470B2 (en) 2019-09-13 2021-08-17 Micro Motion Inc. Magnetic flowmeter with noise adaptive dead time
US11474132B2 (en) * 2020-11-03 2022-10-18 Honeywell International Inc. Method and apparatus for detecting and reporting tampering of an energy meter
CN113124916A (zh) * 2021-04-10 2021-07-16 珠海市岭南大数据研究院 一种工业传统指针式仪表转化器
US11650234B2 (en) * 2021-07-28 2023-05-16 Honeywell International Inc. Classification of magnet tampering conditions on a metering device
CN115951293B (zh) * 2022-12-27 2026-02-17 国网河北省电力有限公司营销服务中心 电流互感器的误差监测方法、电子设备、系统及存储介质
US12584947B2 (en) 2023-11-03 2026-03-24 Spindrift Innovations, LLC Differential dual sensor contactless magnetic-mode electrical current sensors with tamper detection
WO2025097093A1 (en) 2023-11-03 2025-05-08 Spindrift Innovations, LLC Differential dual sensor contactless magnetic-mode electrical current sensors with tamper detection
CN122459694A (zh) * 2023-12-28 2026-07-24 兰迪斯+盖尔科技股份有限公司 电表和使用外加磁场控制电表的方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080143525A1 (en) * 2006-12-16 2008-06-19 Quixcode, Llc Methods and Apparatus for Security Device Removal Detection

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JPH06274778A (ja) * 1993-03-24 1994-09-30 Asahi Chem Ind Co Ltd プラント監視診断装置およびその異常徴候検出方法
JPH06281544A (ja) * 1993-03-29 1994-10-07 Asahi Chem Ind Co Ltd プラント監視診断装置およびその異常徴候判定方法
JP2000258109A (ja) * 1999-03-11 2000-09-22 Hitachi Ltd 変位量測定装置
US6885302B2 (en) 2002-07-31 2005-04-26 Itron Electricity Metering, Inc. Magnetic field sensing for tamper identification
GB2391948B (en) 2002-08-15 2006-11-15 Pri Ltd Apparatus for detecting tampering with a utility meter
US7195645B2 (en) * 2003-07-11 2007-03-27 Depuy Products, Inc. In vivo joint space measurement device and method
JP2005301692A (ja) * 2004-04-12 2005-10-27 Toshiba Corp マスフローコントローラ及びマスフローコントローラの監視装置
HU228288B1 (en) * 2005-10-05 2013-02-28 Antal Gasparics Electricity meter with measuring device and with apparatus inspecting for proper operation of the measuring device
JP2007248363A (ja) * 2006-03-17 2007-09-27 Toshiba Corp 電子式水道メータ
JP4797003B2 (ja) 2007-08-27 2011-10-19 株式会社オリンピア 遊技機
JP2009205317A (ja) * 2008-02-27 2009-09-10 Star Micronics Co Ltd 不正移設検出装置、工作機械及び動作制限方法
US8344881B1 (en) * 2009-11-25 2013-01-01 Exelis, Inc. System and method for cascaded tamper detection

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080143525A1 (en) * 2006-12-16 2008-06-19 Quixcode, Llc Methods and Apparatus for Security Device Removal Detection

Also Published As

Publication number Publication date
CA2757886A1 (en) 2012-05-18
US20120130681A1 (en) 2012-05-24
JP2012108128A (ja) 2012-06-07
BRPI1104831A2 (pt) 2014-05-27
EP2455767B1 (en) 2018-10-17
EP2455767A1 (en) 2012-05-23
BRPI1104831A8 (pt) 2017-12-05
ES2706392T3 (es) 2019-03-28
AU2011250808A1 (en) 2012-06-07
US8688407B2 (en) 2014-04-01
JP6231255B2 (ja) 2017-11-15
BRPI1104831B1 (pt) 2021-05-25
NZ596475A (en) 2013-05-31
CA2757886C (en) 2016-01-05

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