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成都市轨道交通18号线是集市域快线和机场线为一体的复合功能线,合理确定该线路车辆型式十分重要。文章根据线路的主要特征、功能定位,探讨了列车的最高运行速度、乘坐舒适度、编组方案、供电制式等基本型式,提出列车最高运行速度应该达到140 km/h,采用6辆编组,交流25 k V供电制式,并应具有较高的乘坐舒适度以提高服务水平。
Chengdu Metro Line 18 is a composite function line integrating the market express line and the airport line. It is very important to determine the type of the line vehicles reasonably. Based on the main features and functions of the route, this paper discusses the basic modes of maximum speed, riding comfort, grouping scheme and power supply system of train, and proposes that the maximum speed of the train should reach 140 km / h and 6 marshalling, k V power supply system, and should have higher ride comfort to improve service levels.