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Title: Ground loop locator

Abstract

Described is a ground loop locator. A readout on the ground loop locator indicates the presence of a ground loop when a ground loop exists in conductors linked by a current transformer of an exciter portion and a Rogowski coil of a detector portion. Also described are how to make and use the ground loop locator and methods of use for the ground loop locator.

Inventors:
Issue Date:
Research Org.:
California Institute of Technology (CalTech), Pasadena, CA (United States)
Sponsoring Org.:
USDOE
OSTI Identifier:
1531650
Patent Number(s):
7791353
Application Number:
12/069,776
Assignee:
California Institute of Technology (Pasadena, CA)
Patent Classifications (CPCs):
G - PHYSICS G01 - MEASURING G01R - MEASURING ELECTRIC VARIABLES
DOE Contract Number:  
FG02-04ER54755
Resource Type:
Patent
Resource Relation:
Patent File Date: 2008-02-13
Country of Publication:
United States
Language:
English
Subject:
42 ENGINEERING

Citation Formats

Bellan, Paul M. Ground loop locator. United States: N. p., 2010. Web.
Bellan, Paul M. Ground loop locator. United States.
Bellan, Paul M. Tue . "Ground loop locator". United States. https://www.osti.gov/servlets/purl/1531650.
@article{osti_1531650,
title = {Ground loop locator},
author = {Bellan, Paul M.},
abstractNote = {Described is a ground loop locator. A readout on the ground loop locator indicates the presence of a ground loop when a ground loop exists in conductors linked by a current transformer of an exciter portion and a Rogowski coil of a detector portion. Also described are how to make and use the ground loop locator and methods of use for the ground loop locator.},
doi = {},
journal = {},
number = ,
volume = ,
place = {United States},
year = {Tue Sep 07 00:00:00 EDT 2010},
month = {Tue Sep 07 00:00:00 EDT 2010}
}

Works referenced in this record:

The ground fault detection system for the Tore Supra toroidal pump limiter
journal, September 2003


Earth faults during RFX initial operations
conference, January 1994


Ground conductor monitoring system and method
patent, February 1978


Device for detecting short-circuits
patent, April 2002


Simple system for locating ground loops
journal, June 2007


Web-based ground loop supervision system for the TJ-II Stellarator
journal, November 2005