Title:
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Integrated approach to network design and frequency setting problem in railway rapid transit systems
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Author:
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López Ramos, Francesc; Codina Sancho, Esteve; Marín Gracia, Ángel; Guarnaschelli, Armando
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Other authors:
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Universitat Politècnica de Catalunya. Departament d'Estadística i Investigació Operativa; Universitat Politècnica de Catalunya. MPI - Modelització i Processament de la Informació |
Abstract:
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© <2017>. This manuscript version is made available under the CC-BY-NC-ND 4.0 license http://creativecommons.org/licenses/by-nc-nd/4.0/ |
Abstract:
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This work presents an optimization-based approach to simultaneously solve the Network Design and the Frequency Setting phases on the context of railway rapid transit networks. The Network Design phase allows expanding existing networks as well as building new ones from scratch, considering infrastructure costs. In the Frequency Setting phase, local and/or express services are established considering transportation resources capacities and operation costs. Integrated approaches to these phases improve the transit planning process. Nevertheless, this integration is challenging both at modeling and computational effort to obtain solutions. In this work, a Lexicographic Goal Programming problem modeling this integration is introduced, together with a solving strategy. A solution to the problem is obtained by first applying a Corridor Generation Algorithm and then a Line Splitting Algorithm to deal with multiple line construction. Two case studies are used for validation, including the Seville and Santiago de Chile rapid transit networks. Detailed solution reports are shown and discussed. Conclusions and future research directions are given. |
Abstract:
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Peer Reviewed |
Subject(s):
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-Àrees temàtiques de la UPC::Matemàtiques i estadística::Matemàtica aplicada a les ciències -Àrees temàtiques de la UPC::Matemàtiques i estadística::Investigació operativa::Programació matemàtica -Computer architecture -Programming (Mathematics) -Railway rapid transit -Network design -Working network -Frequency setting -Express service design -Lexicographic goal programming -Arquitectura d'ordinadors -Programació (Matemàtica) -Classificació AMS::68 Computer science::68M Computer system organization -Classificació AMS::90 Operations research, mathematical programming::90C Mathematical programming |
Rights:
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Document type:
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Article - Submitted version Article |
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