结合实际分析了分段绝缘地线对线路零序参数的影响以及在线路参数测量时要注意的问题。

In this paper, the influence of the sectional insulation earth wire on the zero sequence parameters is analyzed in theory.

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探讨了电气化铁路牵引供电系统接触网施工中安装分段绝缘器存在的问题，并提出了解决措施。

This article talks about existing problems and solution on installation of section insulator in overhead contact net construction.

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分析了菱形分段绝缘器运行中滑道烧损、绝缘失效产生的原因，从弓网匹配的角度，对分段绝缘器的安装位置、工作条件和检修要点提出了改进建议。

In view of the matching of pantograph-overhead lines, improving Suggestions of the installation positions, working conditions and maintenances of section insulators are put forward.

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