BR8601286A - Ohmimetro e processo para medir resitencia eletrica muito baixa - Google Patents

Ohmimetro e processo para medir resitencia eletrica muito baixa

Info

Publication number
BR8601286A
BR8601286A BR8601286A BR8601286A BR8601286A BR 8601286 A BR8601286 A BR 8601286A BR 8601286 A BR8601286 A BR 8601286A BR 8601286 A BR8601286 A BR 8601286A BR 8601286 A BR8601286 A BR 8601286A
Authority
BR
Brazil
Prior art keywords
resitence
ohmimeter
measure
low electric
electric
Prior art date
Application number
BR8601286A
Other languages
English (en)
Inventor
Francois Morin
Original Assignee
Hydro Quebec
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 Hydro Quebec filed Critical Hydro Quebec
Publication of BR8601286A publication Critical patent/BR8601286A/pt

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
    • G01R27/14—Measuring resistance by measuring current or voltage obtained from a reference source
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
    • G01R27/20—Measuring earth resistance; Measuring contact resistance, e.g. of earth connections, e.g. plates
    • G01R27/205—Measuring contact resistance of connections, e.g. of earth connections
BR8601286A 1985-06-25 1986-03-21 Ohmimetro e processo para medir resitencia eletrica muito baixa BR8601286A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA000485172A CA1221416A (fr) 1985-06-25 1985-06-25 Ohmmetre pour la mesure de tres faibles resistances electriques

Publications (1)

Publication Number Publication Date
BR8601286A true BR8601286A (pt) 1987-03-04

Family

ID=4130826

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8601286A BR8601286A (pt) 1985-06-25 1986-03-21 Ohmimetro e processo para medir resitencia eletrica muito baixa

Country Status (8)

Country Link
US (1) US4698584A (pt)
EP (1) EP0210876A1 (pt)
JP (1) JPS622169A (pt)
KR (1) KR870000597A (pt)
CN (1) CN86103182A (pt)
AU (1) AU5821386A (pt)
BR (1) BR8601286A (pt)
CA (1) CA1221416A (pt)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1990001670A1 (en) * 1988-08-05 1990-02-22 Will Ritmanich Milliohm impedance monitoring apparatus and method
US4963830A (en) * 1989-07-19 1990-10-16 Roman Manufacturing, Inc. Portable impedance meter for resistance welding equipment
US5614832A (en) * 1995-06-02 1997-03-25 International Business Machines Corporation High voltage protected ohmmeter
US5721688A (en) * 1996-09-06 1998-02-24 Madill Technologies, Inc. Apparatus and method for electrical system measurements including battery condition, resistance of wires and connections, total electrical system quality and current flow
US7498824B2 (en) * 2006-08-22 2009-03-03 Formfactor, Inc. Method and apparatus for making a determination relating to resistance of probes
JP2010164358A (ja) * 2009-01-14 2010-07-29 Pulstec Industrial Co Ltd 抵抗測定装置および抵抗測定方法
CN102707149B (zh) * 2012-06-28 2015-03-04 哈尔滨工业大学 积分式接触电阻测量系统及测量方法
PL2700962T3 (pl) * 2012-08-24 2019-03-29 Omicron Electronics Gmbh Pomiar rezystancji styku łączeniowego elektrycznego łącznika mocy
CN104267244B (zh) * 2014-10-13 2017-03-29 北京东方计量测试研究所 一种积分比例电路及基于积分比例电路的阻抗测量方法
CN106771613B (zh) * 2016-11-21 2019-02-22 北京航天新风机械设备有限责任公司 一种线缆压接电阻无损测量系统
CN108152592B (zh) * 2017-12-27 2020-04-03 北京航天测控技术有限公司 一种引线阻抗测量系统
KR102258821B1 (ko) 2018-04-30 2021-05-31 주식회사 엘지에너지솔루션 이차 전지 테스트 장치 및 방법

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1177987A (en) * 1967-04-11 1970-01-14 Solartron Electronic Group Improvements in and relating to Resistance Welding COntrol Systems
IT1005538B (it) * 1973-11-13 1976-09-30 Axis Spa Controllo elettronico per macchina saldatrice per collettori di motori elettrici e per altri impieghi con mezzi di controllo dell andamento della saldatura
US4104578A (en) * 1976-11-10 1978-08-01 Westinghouse Electric Corp. Portable digital ohmmeter
EP0106493A3 (en) * 1982-09-10 1986-02-05 The Welding Institute Monitoring in-service resistance of ac conductors

Also Published As

Publication number Publication date
JPS622169A (ja) 1987-01-08
EP0210876A1 (fr) 1987-02-04
CA1221416A (fr) 1987-05-05
US4698584A (en) 1987-10-06
CN86103182A (zh) 1986-12-24
KR870000597A (ko) 1987-02-19
AU5821386A (en) 1987-01-08

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