基于城市轨道交通既有站改造背景下的运营组织方案研究——以重庆轨道交通6号线为例

王辰宇

Operational Organization Plans for Urban Rail Transit Existing Station Reconstruction: A Case Study of Chongqing Rail Transit Line 6

WANG Chenyu
摘要:
目的:为适应城市发展和规划调整,需要对未预留延伸条件的既有城市轨道交通车站进行较大规模的改造,并通过研究改造期间和改造后的运营组织方案来减少既有站改造对运营的影响。方法:以重庆轨道交通6号线为例,因规划调整导致其三期工程原线路路由不能满足最新的规划要求,因此对既有刘家坪站进行改造,实现6号线主支线运营。从配线方案、服务水平、中断时间、运营功能、工程投资等方面对具有独立运营条件和不具有独立运营条件的两种支线方案进行综合比选。结合中断运营期间客流预测、列车运行交路、场段核算等提出合理的临时运营组织方案。结果及结论:通过比选,认为不具有独立运营条件的支线方案不仅中断运营时间较短、工程投资较省,同时也能满足运营需求,中断运营期间的运营组织方案合理可行。既有线(站)的改造不可避免地会造成部分线路运营的中断,改造期间需统筹考虑中断运营期间的运营组织方案,将运营影响降到最低,改造后应结合客流特征合理规划全线运营组织方案。
Abstracts:
Objective: To adapt to urban development and planning adjustments, significant reconstruction is required for existing urban rail transit stations without reserved extension conditions. This research aims to minimize the impact of existing station reconstruction on operations by studying the operational organizational plans during the reconstruction period and after the reconstruction.Method: Taking Chongqing Rail Transit Line 6 as an example, the original route of its phase III project cannot meet the latest planning requirements due to planning adjustments. Therefore, the existing Liujiaping Station is reconstructed to enable the operation of Line 6 and its branch line. Two comprehensive branch line schemes, one with independent operation conditions and the other without, are compared in terms of routing plan, service level, interruption time, operational functions, and project investment. Reasonable temporary operational organizational plans are proposed considering passenger flow predictions, train schedules, and depot calculations during their interruption period.Result & Conclusion: Through the comparison, it is concluded that the branch line scheme without independent operation conditions not only has a shorter interruption time, and lower project investment but also meets operational requirements. The proposed operational organizational plan during the interruption period is deemed reasonable and feasible. The reconstruction of existing lines (stations) inevitably causes interruptions in certain line operations. Therefore, during the reconstruction period, it is necessary to consider comprehensive operational organizational plans for the interruption period, minimizing the impact on operations. After the reconstruction, a comprehensive operational organizational plan should be developed reasonably based on passenger flow characteristics.
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