Power line tower grounding grid impulse grounding impedance measuring instrument
The invention discloses a power line tower grounding grid impulse grounding impedance measuring instrument and a measuring method. The measuring instrument consists of an impulse current generator, an impulse current collector and an impulse voltage collector; the impulse voltage collector has a thr...
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creator | YAN JUN JING YONGLIANG |
description | The invention discloses a power line tower grounding grid impulse grounding impedance measuring instrument and a measuring method. The measuring instrument consists of an impulse current generator, an impulse current collector and an impulse voltage collector; the impulse voltage collector has a three route peak voltage synchronous measurement function; a measuring return circuit consists of a current testing return circuit and a three route electric potential testing return circuit; the current testing return circuit consists of the impulse current generator, a grounding device, the impulse current collector, a current electrode, a connecting line and earth; the three route electric potential testing return circuit consists of the grounding device, the impulse voltage collector, three voltage electrodes, connecting lines and earth; the measuring method comprises the following steps: the current electrode is arranged at a distance of dGC from a grounding grid, the distance of dGC is five times as much as a ma |
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The measuring instrument consists of an impulse current generator, an impulse current collector and an impulse voltage collector; the impulse voltage collector has a three route peak voltage synchronous measurement function; a measuring return circuit consists of a current testing return circuit and a three route electric potential testing return circuit; the current testing return circuit consists of the impulse current generator, a grounding device, the impulse current collector, a current electrode, a connecting line and earth; the three route electric potential testing return circuit consists of the grounding device, the impulse voltage collector, three voltage electrodes, connecting lines and earth; the measuring method comprises the following steps: the current electrode is arranged at a distance of dGC from a grounding grid, the distance of dGC is five times as much as a ma</description><language>chi ; eng</language><subject>MEASURING ; MEASURING ELECTRIC VARIABLES ; MEASURING MAGNETIC VARIABLES ; PHYSICS ; TESTING</subject><creationdate>2016</creationdate><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktohtml>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20161207&DB=EPODOC&CC=CN&NR=106199202A$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,780,885,25564,76547</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20161207&DB=EPODOC&CC=CN&NR=106199202A$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>YAN JUN</creatorcontrib><creatorcontrib>JING YONGLIANG</creatorcontrib><title>Power line tower grounding grid impulse grounding impedance measuring instrument</title><description>The invention discloses a power line tower grounding grid impulse grounding impedance measuring instrument and a measuring method. 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The measuring instrument consists of an impulse current generator, an impulse current collector and an impulse voltage collector; the impulse voltage collector has a three route peak voltage synchronous measurement function; a measuring return circuit consists of a current testing return circuit and a three route electric potential testing return circuit; the current testing return circuit consists of the impulse current generator, a grounding device, the impulse current collector, a current electrode, a connecting line and earth; the three route electric potential testing return circuit consists of the grounding device, the impulse voltage collector, three voltage electrodes, connecting lines and earth; the measuring method comprises the following steps: the current electrode is arranged at a distance of dGC from a grounding grid, the distance of dGC is five times as much as a ma</abstract><oa>free_for_read</oa></addata></record> |
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subjects | MEASURING MEASURING ELECTRIC VARIABLES MEASURING MAGNETIC VARIABLES PHYSICS TESTING |
title | Power line tower grounding grid impulse grounding impedance measuring instrument |
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