AU6043990A - Electric field detection system - Google Patents

Electric field detection system

Info

Publication number
AU6043990A
AU6043990A AU60439/90A AU6043990A AU6043990A AU 6043990 A AU6043990 A AU 6043990A AU 60439/90 A AU60439/90 A AU 60439/90A AU 6043990 A AU6043990 A AU 6043990A AU 6043990 A AU6043990 A AU 6043990A
Authority
AU
Australia
Prior art keywords
electric field
detection system
field detection
electric
field
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.)
Abandoned
Application number
AU60439/90A
Inventor
Joel Johnson
William E. Merritt
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.)
WILLIAM E MERRITT
Original Assignee
WILLIAM E MERRITT
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 WILLIAM E MERRITT filed Critical WILLIAM E MERRITT
Publication of AU6043990A publication Critical patent/AU6043990A/en
Abandoned legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
    • G01R29/08—Measuring electromagnetic field characteristics
    • G01R29/0807—Measuring electromagnetic field characteristics characterised by the application
    • G01R29/0814—Field measurements related to measuring influence on or from apparatus, components or humans, e.g. in ESD, EMI, EMC, EMP testing, measuring radiation leakage; detecting presence of micro- or radiowave emitters; dosimetry; testing shielding; measurements related to lightning
    • G01R29/085—Field measurements related to measuring influence on or from apparatus, components or humans, e.g. in ESD, EMI, EMC, EMP testing, measuring radiation leakage; detecting presence of micro- or radiowave emitters; dosimetry; testing shielding; measurements related to lightning for detecting presence or location of electric lines or cables

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Traffic Control Systems (AREA)
AU60439/90A 1989-06-28 1990-06-13 Electric field detection system Abandoned AU6043990A (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US37380589A 1989-06-28 1989-06-28
US47854790A 1990-02-12 1990-02-12
US478547 1990-02-12
US373805 1995-01-17

Publications (1)

Publication Number Publication Date
AU6043990A true AU6043990A (en) 1991-01-17

Family

ID=27006315

Family Applications (1)

Application Number Title Priority Date Filing Date
AU60439/90A Abandoned AU6043990A (en) 1989-06-28 1990-06-13 Electric field detection system

Country Status (3)

Country Link
AU (1) AU6043990A (en)
CA (1) CA2032165A1 (en)
WO (1) WO1991000525A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2676824B1 (en) * 1991-05-23 1993-09-24 Asept Applic Securite Positive DETECTOR FOR PROXIMITY OF AERIAL ELECTRIC LINES.
GB2343956B (en) * 1998-09-18 2003-09-03 Safe Flight Instrument In-flight aid for detecting power lines
US7248054B2 (en) * 2004-12-23 2007-07-24 Power Survey Company Apparatus and method for detecting an electric field
EP2016371B1 (en) * 2005-10-19 2020-08-26 Osmose Utilities Services, Inc. Apparatus and method for monitoring and controlling detection of stray voltage anomalies
CN118226140B (en) * 2024-05-27 2024-08-20 浙江安联检测技术服务有限公司 Power frequency electric field measuring device

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2454630A (en) * 1945-01-08 1948-11-23 United Air Lines Inc Method and apparatus for indicating potential gradients
US2969539A (en) * 1958-03-28 1961-01-24 Bosch Arma Corp Proximity warning and collision avoidance system
US4199715A (en) * 1974-11-15 1980-04-22 The Johns Hopkins University Method and apparatus for defining an equipotential line or _surface in the earth's atmosphere and measuring the misalignment of a _selected line or plane relative to an equipotential line or surface
US4013955A (en) * 1975-07-02 1977-03-22 The United States Of America As Represented By The Secretary Of The Navy Analog signal processor

Also Published As

Publication number Publication date
WO1991000525A1 (en) 1991-01-10
CA2032165A1 (en) 1990-12-29

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