By now, a great deal of investigation has been carried out to study the flashover performance of iced or icing insulators, but there have been only a few of research on the flashover mechanism of an iced insulator.
国内外学者对覆冰绝缘子闪络特性进行了大量研究，但是对闪络机理的研究不多。
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⑦Establish a circuit model of DC pollution flashover for composite insulator, and analyzes the flashover mechanism and factors which affect the critical flashover voltage by this model.
⑦建立了复合绝缘子的直流污闪电路模型并对其污闪机理进行了分析,得到了临界闪络电压表达式并分析了影响临闪电压的因素。
参考来源 - 特高压直流复合绝缘子短样污秽闪络特性及机理研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The research work stated in this paper provided basis for enacting of pollution test method and further investigations of pollution flashover mechanism of synthetic insulators.
所介绍的试验结果对研究合成绝缘子的污闪机理和制订合成绝缘子的污闪试验方法标准有参考意义。
A mathematical model is presented according to the mechanism of DC pollution flashover for computing DC pollution flashover voltage.
在现有污闪机理的基础上，提出一种能反映直流污闪基本特点，并计算绝缘子直流污闪电压的数学模型。
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.
国内外学者对覆冰绝缘子闪络特性进行了大量研究，但是对闪络机理的研究不多。
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