CN109142842A - 热非接触式电压和非接触式电流设备 - Google Patents

热非接触式电压和非接触式电流设备 Download PDF

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Publication number
CN109142842A
CN109142842A CN201810619943.0A CN201810619943A CN109142842A CN 109142842 A CN109142842 A CN 109142842A CN 201810619943 A CN201810619943 A CN 201810619943A CN 109142842 A CN109142842 A CN 109142842A
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CN
China
Prior art keywords
voltage
circuit
measuring device
electric conductor
insulated electric
Prior art date
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Pending
Application number
CN201810619943.0A
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English (en)
Chinese (zh)
Inventor
L.R.西尔瓦
M.D.斯图尔特
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Fluke Corp
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Fluke Corp
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Publication of CN109142842A publication Critical patent/CN109142842A/zh
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Classifications

    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/28—Testing of electronic circuits, e.g. by signal tracer
    • G01R31/302—Contactless testing
    • G01R31/308—Contactless testing using non-ionising electromagnetic radiation, e.g. optical radiation
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
    • G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
    • G01R15/24—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using light-modulating devices
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R21/00—Arrangements for measuring electric power or power factor
    • G01R21/02—Arrangements for measuring electric power or power factor by thermal methods, e.g. calorimetric
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
    • G01R23/02—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
    • G01R23/16—Spectrum analysis; Fourier analysis
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R25/00—Arrangements for measuring phase angle between a voltage and a current or between voltages or currents
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
    • H02J13/00002—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by monitoring
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
    • G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
    • G01R15/18—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers
    • G01R15/181—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers using coils without a magnetic core, e.g. Rogowski coils
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
    • G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
    • G01R15/20—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using galvano-magnetic devices, e.g. Hall-effect devices, i.e. measuring a magnetic field via the interaction between a current and a magnetic field, e.g. magneto resistive or Hall effect devices
    • G01R15/202—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using galvano-magnetic devices, e.g. Hall-effect devices, i.e. measuring a magnetic field via the interaction between a current and a magnetic field, e.g. magneto resistive or Hall effect devices using Hall-effect devices
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
    • G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
    • G01R15/20—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using galvano-magnetic devices, e.g. Hall-effect devices, i.e. measuring a magnetic field via the interaction between a current and a magnetic field, e.g. magneto resistive or Hall effect devices
    • G01R15/205—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using galvano-magnetic devices, e.g. Hall-effect devices, i.e. measuring a magnetic field via the interaction between a current and a magnetic field, e.g. magneto resistive or Hall effect devices using magneto-resistance devices, e.g. field plates
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R21/00—Arrangements for measuring electric power or power factor
    • G01R21/06—Arrangements for measuring electric power or power factor by measuring current and voltage
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R21/00—Arrangements for measuring electric power or power factor
    • G01R21/08—Arrangements for measuring electric power or power factor by using galvanomagnetic-effect devices, e.g. Hall-effect devices
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
    • H02J13/00001—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by the display of information or by user interaction, e.g. supervisory control and data acquisition systems [SCADA] or graphical user interfaces [GUI]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S10/00—Systems supporting electrical power generation, transmission or distribution
    • Y04S10/30—State monitoring, e.g. fault, temperature monitoring, insulator monitoring, corona discharge
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S10/00—Systems supporting electrical power generation, transmission or distribution
    • Y04S10/40—Display of information, e.g. of data or controls

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Health & Medical Sciences (AREA)
  • Electromagnetism (AREA)
  • Toxicology (AREA)
  • General Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Radiation Pyrometers (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Locating Faults (AREA)
CN201810619943.0A 2017-06-16 2018-06-15 热非接触式电压和非接触式电流设备 Pending CN109142842A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US15/625,812 US10120021B1 (en) 2017-06-16 2017-06-16 Thermal non-contact voltage and non-contact current devices
US15/625812 2017-06-16

Publications (1)

Publication Number Publication Date
CN109142842A true CN109142842A (zh) 2019-01-04

Family

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Family Applications (1)

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CN201810619943.0A Pending CN109142842A (zh) 2017-06-16 2018-06-15 热非接触式电压和非接触式电流设备

Country Status (5)

Country Link
US (1) US10120021B1 (enExample)
EP (1) EP3415930A1 (enExample)
JP (1) JP7257110B2 (enExample)
CN (1) CN109142842A (enExample)
TW (1) TWI799424B (enExample)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111948452A (zh) * 2020-08-13 2020-11-17 南方电网科学研究院有限责任公司 非侵入式微型传感器的谐波检测装置、方法及终端设备
CN112615347A (zh) * 2020-10-29 2021-04-06 泰州物族信息科技有限公司 线路安全管理系统及方法
CN112816769A (zh) * 2019-11-15 2021-05-18 许继集团有限公司 一种电流电压组合式数据采集装置
CN113447698A (zh) * 2021-06-11 2021-09-28 南方电网数字电网研究院有限公司 电压测量电路、方法及设备
CN114868211A (zh) * 2019-12-19 2022-08-05 西门子能源全球有限公司 具有温度测量系统的空心扼流线圈

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2973071B1 (en) * 2013-03-15 2020-05-06 Fluke Corporation Automatic recording and graphing of measurement data
US10375325B2 (en) * 2016-06-23 2019-08-06 Fluke Corporation Thermal anomaly detection
US11175314B2 (en) * 2018-04-06 2021-11-16 STB Electrical Test Equipment, Inc. Multimeter with a meter probe module and phasing probe module capable of wireless communication and taking measurements proximally
DE102018133208A1 (de) * 2018-12-20 2020-06-25 FUSS-EMV-Ing. Max Fuss GmbH & Co. KG Messeinrichtung zur Bestimmung von emittierten Störspannungen und Störströmen in elektrischen Leitungen und in der Umgebungsluft
WO2021154288A1 (en) * 2020-01-31 2021-08-05 Hewlett-Packard Development Company, L.P. Determining electric field distributions
CN113744197B (zh) * 2021-08-09 2024-01-02 福建工程学院 一种基于红紫外复合成像的电缆故障检测方法
CN114019226A (zh) * 2021-10-27 2022-02-08 北京大学 一种无接触式电量测量与记录装置
FR3135530B1 (fr) * 2022-05-16 2025-07-18 Dassault Aviat Brasseur électromagnétique, système de mesure électromagnétique,procédé de montage et méthode de mesure associée
CN115144649B (zh) * 2022-06-30 2024-06-14 成都通量科技有限公司 一种基于功率检测计的自检测电路

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0218221A2 (en) * 1983-04-13 1987-04-15 Niagara Mohawk Power Corporation Apparatus for measuring the potential of a transmission conductor
CN102735919A (zh) * 2011-04-06 2012-10-17 富士通株式会社 交流功率测量装置
CN103930877A (zh) * 2011-08-03 2014-07-16 弗兰克公司 维护管理系统和方法
CN204649311U (zh) * 2012-09-14 2015-09-16 菲力尔系统公司 测量装置
US20160080666A1 (en) * 2014-09-17 2016-03-17 Fluke Corporation Test and measurement system with removable imaging tool
US20160119592A1 (en) * 2014-10-24 2016-04-28 Fluke Corporation Imaging system employing fixed, modular mobile, and portable infrared cameras with ability to receive, communicate, and display data and images with proximity detection
CN106574946A (zh) * 2014-09-17 2017-04-19 弗兰克公司 测试和测量工具或成像工具的触发操作和/或记录

Family Cites Families (58)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2363933C3 (de) 1973-12-20 1980-09-04 Siemens Ag, 1000 Berlin Und 8000 Muenchen Kombinierte Strom- und Spannungsmeßeinrichtung
US4173970A (en) * 1977-08-03 1979-11-13 Jaymin Research Corporation Thermographic diagnostic method and system
US4584523A (en) * 1983-10-03 1986-04-22 Rca Corporation Measurement of the current flow in an electric power transmission line by detection of infrared radiation therefrom
JP2581605Y2 (ja) 1992-09-01 1998-09-24 株式会社アドバンテスト 非接触交流電圧計
JPH06222087A (ja) 1993-01-27 1994-08-12 Hamamatsu Photonics Kk 電圧検出装置
US5973501A (en) 1993-10-18 1999-10-26 Metropolitan Industries, Inc. Current and voltage probe for measuring harmonic distortion
US6043640A (en) 1997-10-29 2000-03-28 Fluke Corporation Multimeter with current sensor
US6118270A (en) 1998-02-17 2000-09-12 Singer; Jerome R. Apparatus for fast measurements of current and power with scaleable wand-like sensor
GB2340224B (en) * 1998-08-01 2001-06-06 British Aerospace Thermographic wiring inspection
WO2000011484A1 (en) * 1998-08-01 2000-03-02 Bae Systems Plc Thermographic wiring inspection
US6177800B1 (en) 1998-11-10 2001-01-23 Xerox Corporation Method and apparatus for using shuttered windows in a micro-electro-mechanical system
IL127699A0 (en) 1998-12-23 1999-10-28 Bar Dov Aharon Method and device for non contact detection of external electric or magnetic fields
US6812685B2 (en) 2001-03-22 2004-11-02 Actuant Corporation Auto-selecting, auto-ranging contact/noncontact voltage and continuity tester
JP2002298726A (ja) * 2001-03-29 2002-10-11 Hitachi Ltd 計測装置
JP3761470B2 (ja) 2001-04-04 2006-03-29 北斗電子工業株式会社 非接触電圧計測方法及び装置並びに検出プローブ
JP2005164463A (ja) * 2003-12-04 2005-06-23 Meidensha Corp 配電設備の電圧・電流計測装置
US7256588B2 (en) 2004-04-16 2007-08-14 General Electric Company Capacitive sensor and method for non-contacting gap and dielectric medium measurement
JP4611774B2 (ja) 2005-03-04 2011-01-12 東日本電信電話株式会社 非接触型電圧検出方法及び非接触型電圧検出装置
US7466145B2 (en) 2005-10-12 2008-12-16 Hioki Denki Kabushiki Kaisha Voltage measuring apparatus and power measuring apparatus
JP4607753B2 (ja) 2005-12-16 2011-01-05 日置電機株式会社 電圧測定装置および電力測定装置
JP4607752B2 (ja) 2005-12-16 2011-01-05 日置電機株式会社 可変容量回路、電圧測定装置および電力測定装置
JP4713358B2 (ja) 2006-02-08 2011-06-29 日置電機株式会社 電圧検出装置
JP4648228B2 (ja) 2006-03-24 2011-03-09 日置電機株式会社 電圧検出装置および初期化方法
JP5106798B2 (ja) 2006-06-22 2012-12-26 日置電機株式会社 電圧測定装置
JP4726721B2 (ja) 2006-07-03 2011-07-20 日置電機株式会社 電圧測定装置
JP4726722B2 (ja) 2006-07-03 2011-07-20 日置電機株式会社 電圧測定装置
JP4629625B2 (ja) 2006-07-12 2011-02-09 日置電機株式会社 電圧測定装置
GB0614261D0 (en) 2006-07-18 2006-08-30 Univ Sussex The Electric Potential Sensor
JP2008215900A (ja) 2007-03-01 2008-09-18 Hitachi Mobile Co Ltd 非接触電流計及びその測定補助具
JP5106909B2 (ja) 2007-04-10 2012-12-26 日置電機株式会社 線間電圧測定装置
JP5144110B2 (ja) 2007-04-13 2013-02-13 日置電機株式会社 電圧測定装置
JP4927632B2 (ja) 2007-04-13 2012-05-09 日置電機株式会社 電圧測定装置
JP5160248B2 (ja) 2008-01-18 2013-03-13 日置電機株式会社 電圧検出装置
US20100090682A1 (en) 2008-02-14 2010-04-15 Armstrong Eric A Multi-Meter Test Lead Probe For Hands-Free Electrical Measurement of Control Panel Industrial Terminal Blocks
US8222886B2 (en) 2008-06-18 2012-07-17 Hioki Denki Kabushiki Kaisha Voltage detecting apparatus and line voltage detecting apparatus having a detection electrode disposed facing a detected object
JP5389389B2 (ja) 2008-07-22 2014-01-15 日置電機株式会社 線間電圧測定装置およびプログラム
CN101881791B (zh) 2009-04-30 2015-08-05 日置电机株式会社 电压检测装置
JP5340817B2 (ja) 2009-06-11 2013-11-13 日置電機株式会社 電圧検出装置
JP5420387B2 (ja) 2009-12-09 2014-02-19 日置電機株式会社 電圧検出装置
JP5474707B2 (ja) 2010-08-30 2014-04-16 日置電機株式会社 電圧検出装置用の検出回路および電圧検出装置
US8466687B2 (en) * 2010-09-20 2013-06-18 The Aerospace Corporation System and method for detecting defects
US8680845B2 (en) 2011-02-09 2014-03-25 International Business Machines Corporation Non-contact current and voltage sensor
US9063184B2 (en) 2011-02-09 2015-06-23 International Business Machines Corporation Non-contact current-sensing and voltage-sensing clamp
JP5737750B2 (ja) 2011-02-25 2015-06-17 株式会社日立パワーソリューションズ 交流電力測定装置
JP4995993B2 (ja) 2012-03-05 2012-08-08 日置電機株式会社 クランプ式センサ
US20140035607A1 (en) 2012-08-03 2014-02-06 Fluke Corporation Handheld Devices, Systems, and Methods for Measuring Parameters
JP5981270B2 (ja) 2012-08-28 2016-08-31 日置電機株式会社 電圧測定用センサおよび電圧測定装置
JP5981271B2 (ja) 2012-08-28 2016-08-31 日置電機株式会社 電圧測定用センサおよび電圧測定装置
KR101961097B1 (ko) * 2012-09-06 2019-03-25 삼성전자 주식회사 반도체 패키지 검사 장치
JP6104578B2 (ja) 2012-11-30 2017-03-29 日置電機株式会社 検査装置および検査方法
JP2015111087A (ja) 2013-12-06 2015-06-18 オムロン株式会社 非接触電圧測定装置および非接触電圧測定方法
JP6459188B2 (ja) * 2014-03-13 2019-01-30 オムロン株式会社 非接触電圧計測装置
JP6343984B2 (ja) * 2014-03-13 2018-06-20 オムロン株式会社 非接触電圧計測装置
JP6210938B2 (ja) 2014-06-18 2017-10-11 日置電機株式会社 非接触型電圧検出装置
TWI531800B (zh) * 2014-09-16 2016-05-01 財團法人工業技術研究院 非接觸式雙線電源線電壓感測器及其安裝位置變動補償方法
TWI649568B (zh) 2014-10-17 2019-02-01 日商日置電機股份有限公司 Voltage detecting device
WO2016146150A1 (de) * 2015-03-13 2016-09-22 Stefan Keckeisen Akkumulatoren E.K. Spannungsmessvorrichtung
JP2017032287A (ja) * 2015-07-29 2017-02-09 日置電機株式会社 クランプ式センサおよび測定装置

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0218221A2 (en) * 1983-04-13 1987-04-15 Niagara Mohawk Power Corporation Apparatus for measuring the potential of a transmission conductor
CN102735919A (zh) * 2011-04-06 2012-10-17 富士通株式会社 交流功率测量装置
CN103930877A (zh) * 2011-08-03 2014-07-16 弗兰克公司 维护管理系统和方法
CN204649311U (zh) * 2012-09-14 2015-09-16 菲力尔系统公司 测量装置
US20160080666A1 (en) * 2014-09-17 2016-03-17 Fluke Corporation Test and measurement system with removable imaging tool
CN106574946A (zh) * 2014-09-17 2017-04-19 弗兰克公司 测试和测量工具或成像工具的触发操作和/或记录
US20160119592A1 (en) * 2014-10-24 2016-04-28 Fluke Corporation Imaging system employing fixed, modular mobile, and portable infrared cameras with ability to receive, communicate, and display data and images with proximity detection

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112816769A (zh) * 2019-11-15 2021-05-18 许继集团有限公司 一种电流电压组合式数据采集装置
CN114868211A (zh) * 2019-12-19 2022-08-05 西门子能源全球有限公司 具有温度测量系统的空心扼流线圈
US12188825B2 (en) 2019-12-19 2025-01-07 Hsp Hochspannungsgeräte Gmbh Air-core inductor with temperature measurement system
CN111948452A (zh) * 2020-08-13 2020-11-17 南方电网科学研究院有限责任公司 非侵入式微型传感器的谐波检测装置、方法及终端设备
CN112615347A (zh) * 2020-10-29 2021-04-06 泰州物族信息科技有限公司 线路安全管理系统及方法
CN113447698A (zh) * 2021-06-11 2021-09-28 南方电网数字电网研究院有限公司 电压测量电路、方法及设备
CN113447698B (zh) * 2021-06-11 2022-03-08 南方电网数字电网研究院有限公司 电压测量电路、方法及设备

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