中天山隧道接触网提速试验中发现的问题及处理

Issues and Treatments in the Speed Test of Catenary in Zhongtian Mountain Tunnel

在动态检测试验中发现,新疆铁路南疆线中天山隧道中带分段的刚性接触网设备,在列车通过速度达到160 km/h的情况下,会产生缺陷。通过分析,研究常见缺陷类型及整治方法,为铁路运营单位在长大隧道中,对刚性接触网设备的运用及检修维护工作提供参考。

In the dynamic test,it is found that the rigid catenary equipment in the middle section of Zhongtian moun⁃tain tunnel on the South Xinjiang Railway line produces defects when the train passing speed reaches 160 km/h.Through the analysis,the common defect types and treatment methods are explained.It provides references for the railway operation organizations in terms of application and maintenance of the rigid catenary equipment in the long tunnel.