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发车倒计时器(DTI)在地铁运营中频繁使用,故障率较高,论述它对地铁行车效率的影响。针对南京地铁1号线发车倒计时器短暂无显示故障进行分析,通过捕捉故障现象、判断故障点的以及制订故障处理方案等,解决短暂无显示故障,并对后期维护维修提出建议。
The start-up countdown timer (DTI) is frequently used in subway operations and has a high failure rate. It discusses its impact on the subway driving efficiency. Aiming at the brief absence of display countdown timer of Nanjing Metro Line 1, this paper analyzes the phenomenon of fault, identifies the point of failure and formulates the fault handling scheme to solve the short time without display fault and makes suggestions for the maintenance and repair in the later period.