Through a number of tests, it is found that there is the polarity effect of the dc sand flashover characteristics.
通过大量的试验研究发现:直流电压作用下,平板模型的沙闪络特性存在极性效应。
参考来源 - 风沙环境下绝缘沿面放电特性研究Therefore, a systematic study of flashover performance and mechanism of insulators covered-with ice has both a very important academic meaning and an engineering value.
因此研究覆冰绝缘子的闪络特性和机理具有重要的学术意义和工程应用价值。
参考来源 - 冰柱模型和支柱绝缘子覆冰直流闪络特性与机理研究·2,447,543篇论文数据，部分数据来源于NoteExpress
污秽闪络特性是输电线路外绝缘选择的重要依据之一。
Pollution flashover performance is one of the key issues of external insulation selection of transmission lines.
本文从理论和试验两方面研究了冰雪条件下绝缘子交流闪络特性。
This paper investigated AC flashover performance of insulators covered with snow or ice condition in tow ways of theory and test analysis.
本文为绝缘子串在干燥和清洁条件下合成电压闪络特性的实验研究结果。
This paper presents the results of the experimental studies on the flashover characteristics of insulator strings under dry and clean conditions applied with composite voltages.
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