论文标题

HVDC表面在压缩空气中用于各种介质的闪存

HVDC Surface Flashover in Compressed Air for Various Dielectrics

论文作者

Bean, Ian A., Adams, Colin S., Weber, Thomas E.

论文摘要

这项研究测量了在压缩空气中发生闪存的电压,用于在均匀场中的各种介电材料和长度,用于100 kV的直流电压。记录和表征统计时间滞后,显示出对故障电压的大致依赖性。在测试的材料中,观察到丙烯酸是对闪存的最具耐药性。这些数据旨在促进压缩空气绝缘高压系统的设计,以替代SF6绝缘系统。

This study measures the voltage at which flashover occurs in compressed air for a variety of dielectric materials and lengths in a uniform field for DC voltages up to 100 kV. Statistical time lag is recorded and characterized, displaying a roughly exponential dependence on breakdown voltage. Of the materials tested, acrylic is observed to be the most resistant to flashover. These data are intended to facilitate the design of compressed-air insulated high voltage systems as an alternative to SF6 insulated systems.

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