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机构地区:[1]西南交通大学峨眉校区交通运输系,四川峨眉614202
出 处:《华东交通大学学报》2013年第1期71-75,共5页Journal of East China Jiaotong University
基 金:中央高校基本科研业务费专项基金项目(SWJTU2011BR047EM);春晖计划项目(Z2011118)
摘 要:客运站布局评价指标既有定量指标也有定性指标,为统一评价指标,引入了评价指标的目标效应值,建立了客运站布局优化模型。以南宁铁路枢纽为例,确定了工程投资、枢纽内运用成本、旅客出行费用、与城市规划配合情况4个评价指标,工程投资、枢纽内运营成本、旅客出行费为定量指标,与城市规划配情况为定性指标。建立数学模型,计算各定量指标的具体费用值,对定量指标进行说明。利用线性插入法分别计算各定量指标的目标效应值,利用五等制确定定性指标值,通过专家确定各指标的权重,然后计算加权总目标效应值。根据总目标效应值最大方案最优,确定了南宁铁路枢纽客运站布局优化方案。There are both quantitative and qualitative index in the evaluation index of the layout of the passenger station.In order to unify the evaluation index,the target effect value of the evaluation index is introduced into this paper to establish the optimization model of the the passenger station layout.In the example of Nanning railway terminal,the qualitative index of the project investment,the operation cost in railway terminal,the passenger travel costs and the qualitative index of the cooperation with the city planning are determined as the four evaluation index.A mathematical model is then established to calculate the specific costs of the quantitative index and describe the quantitative index.The linear interpolation method is used to calculate the target effect value of the quantitative index,and five-level system is adopted to determine the value of the qualitative index.Based on the weight of each index determined by the experts,the total weighted effect value of the target is calculated.According to the optimal program with the maximum value of total target effect,the optimization program of Nanning Railway terminal layout is thus determined.
分 类 号:U291.6[交通运输工程—交通运输规划与管理]
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