Partial discharge inception characterist
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N. Hayakawa; H. Maeda; S. Chigusa; H. Okubo
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Article
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2000
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Elsevier Science
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English
โ 438 KB
In this paper, we investigated electric ยฎeld strength at partial discharge inception (PDIE) in liquid nitrogen (LN 2 )/epoxy composite insulation system with thermal bubbles under atmospheric and pressurized conditions. We measured PDIE and PD charge, and simultaneously observed diameter and number