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新建包西—瓦日铁路联络线工程建设方案研究

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研究目的:包西铁路、瓦日铁路作为我国"西煤东运、北煤南运"铁路通道体系中的骨干通道,是保障我国煤炭兜底的重要基础设施.但随着"三西"地区煤炭的不断开发,周边煤运通道存在包西铁路榆林至绥德段运力紧张、太中银铁路后方径路不畅,而瓦日铁路富余能力较多的问题,包西铁路至瓦日铁路联络线的建设有利于加强煤运干线通道互动协作、增加路网运输灵活性、提升路网整体效能、保障"三西"地区煤炭外运需求,意义重大.铁路项目建设方案的确定与功能定位、线路走向、运输任务承担、主要技术标准相互耦合,需进行统筹研究.研究结论:(1)在研究年度路网分工和运量预测的基础上,分析得出研究年度既有铁路不能满足区域煤炭外运需求,结合路网现状,提出考虑整合路网资源的利用既有铁路扩能方案,以及运营管理协调性相对好的新建铁路通道方案两大建设方案;(2)结合运输需求、既有线路标准和线路通过能力提出了两大建设方案的子方案,重点从工程投资、运输组织、运营管理等方面对各方案进行分析,综合分析后推荐投资节省、可充分利用既有路网资源、实现路网整体效益最大化的既有通道扩能方案,即近期沿既有红柠铁路增建二线、在建神瓦单线铁路变更为双线铁路;(3)研究思路和方法可为通道联络线工程建设提供参考和借鉴.
Research on the Construction Plan of the New Baoxi to Wari Railway Connection Line Project
Research purposes:As the backbone of China's"coal transportation from west to east,from north to south"railway channel system,Baoxi to Wari Railway is important infrastructure to ensure the safety of China's coal transport.However,with the continuous development of coal in the"Three West"area,there are problems in the surrounding coal transport channels,such as the tight transport capacity of the Yulin to Suide section of Baoxi Railway,the stagnant of the rear path of Taizhongyin Railway,and the excess capacity of Wari Railway.The construction of the connection line between Baoxi Railway and Wari Railway is conducive to strengthening the interaction and cooperation of the coal transport trunk channel,increasing the transportation flexibility of the road network,and improving the overall efficiency of the road network.It is of great significance to ensure the demand for coal export in the"Three West"area.The determination of railway project construction scheme is coupled with function positioning,route direction,transportation task undertaking and main technical standards,so it needs to carry out overall research.Research conclusions:(1)On the basis of studying the division of labor and transportation volume prediction of the annual railway network,it is analyzed that the existing railways cannot meet the demand for regional coal transportation in the research year.Based on the current situation of the railway network,two major construction plans are proposed:the utilization of existing railway capacity expansion plans considering the integration of railway network resources,and the construction of new railway channels with relatively good coordination in operation and management.(2)Combined with transportation needs,existing line standards and line passing capacity,sub-plans of the two major construction plans were proposed,focusing on engineering investment,transportation organization,operation management,etc.In terms of analysis,each plan was analyzed.After comprehensive analysis,it is recommended to save investment,fully utilize existing road network resources,and maximize the overall efficiency of the railway network by constructing a second line along the existing Hongning Railway in the near future and changing Shenwa single track railway under construction to a double track railway.(3)The research ideas and methods can provide reference for the construction of the channel connection line.

passenger and freight shared railwayconstruction planproject setuppassenger and freight demandtransportation capacity

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中铁第一勘察设计院集团有限公司,西安 710043

客货共线铁路 建设方案 工程设置 客货运需求 运输能力

中铁第一勘察设计院集团有限公司科技研究开发项目中铁第一勘察设计院集团有限公司科技研究开发项目

KY23-C003KY23-C005

2024

铁道工程学报
中国铁道学会 中国铁路工程总公司 中国中铁股份有限公司

铁道工程学报

CSTPCD北大核心
影响因子:0.996
ISSN:1006-2106
年,卷(期):2024.41(4)
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