论文部分内容阅读
1 沙害的形成 据统计自1993年9月4日到1994年4月9日,兰新线山口、思甜地区共发生过12次大的沙害,其中9月份2次,10月份2次,11月份5次、1、3、4月份各一次。沙害频繁,218天中有22天(占10.1％)发生掩埋线路,设备停用或限制使用,道岔转不动,股道不能接车。正常行驶的列车被堵在区间或被扣在邻站,紧急抢修后又不能会让列车,严重影响通过能力,危及行车安全。
The formation of a sand hazard According to statistics, from September 4, 1993 to April 9, 1994, a total of 12 large sand hazards occurred in the areas of the Yamaguchi and Sitian in the Lanxian Line, including 2 in September and 2 in October , 5 times in November, 1, 3, 4 times each. Severe sand damage occurred. There were 22 days (10.1%) in 218 days, and buried lines were used. Equipment was disabled or restricted. Turnouts could not be changed and the stock could not be picked up. The normal train was blocked in the area or be detained at the neighboring station, after an emergency repair can not make the train, seriously affecting the ability to pass, endanger driving safety.