This paper takes the suspension system in the middle catenary supporting as the reach object, and concludes the method to analyze the reliability of the contact system.
本文以直线段中间支柱上部悬挂系统为研究对象，给出了对接触网系统进行可靠性分析的方法。
Owing to the problem exists in the supporting pole number testing system of the Catenary Inspection Car, an improved method based on GPS is proposed.
本文针对目前普遍采用的接触网检测车杆位测试系统存在的问题，提出了一种基于GPS的改进方案。
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