Therefore, it has great significance to research DC icing test methods on disk-shaped suspension insulator for study of DC transmissionline characteristics of external insulation.
因此，对盘形悬式绝缘子直流覆冰试验方法进行研究，对直流覆冰输电线路外绝缘特性的研究具有重大的意义。
2
Aimed at the pile foundation in frozen soil of a high voltage transmissionline project in Xinjiang Region, a laboratory tensile model test is carried out under artificial frozen condition.
以新疆地区某高压输电线冻土桩基础受力分析为背景，在人工冻结条件下，进行了单桩的室内抗拔模型试验。
3
Varying the transmissionline length is used to test the effectiveness of these two controllers on transient stability enhancement.