Now showing items 21-40 of 43

  • Large-scale microscopic simulation of taxi services: Berlin and Barcelona case studies 

    Maciejewski, Michal; Salanova Grau, Josep Maria; Bischoff, Joschka; Estrada Romeu, Miguel Ángel (Springer, 2016-06-01)
    Article
    Open Access
    The paper presents research on large-scale microscopic simulation of taxi services in Berlin and Barcelona based on floating car data collected by local taxi fleets. Firstly, Berlin's and Barcelona's taxi markets are shortly ...
  • Las Nuevas tecnologías de la información y la distribución urbana de mercancías 

    Robusté Antón, Francesc; Campos Cacheda, Jose Magin; Estrada Romeu, Miguel Ángel; Galván, Dante (Ministerio de Industria, Turismo y Comercio, 2003)
    Article
    Open Access
  • Learnings from urban bus network change 

    Trapote Barreira, César; Robusté Antón, Francesc; Badia Rodríguez, Hugo; Estrada Romeu, Miguel Ángel (Transportation Research Board (TRB), 2016)
    Conference lecture
    Restricted access - publisher's policy
    We present a strategy to improve bus service in urban networks that gives equal or better transit service and saves public resources: a win-win strategy. It consists on changing from “direct lines” to mobility centers from ...
  • Long-haul shipment optimization for less-than-truckload carriers 

    Estrada Romeu, Miguel Ángel; Robusté Antón, Francesc (2009)
    Conference lecture
    Restricted access - publisher's policy
    Less-than-truckload (LTL) carriers supply freight transportation services for small parcel shipments. These companies consolidate multiple shipments in vehicles to guarantee the efficiency of the system. A method for LTL ...
  • Management of on-demand transport services at a urban context: Barcelona case study 

    Cuevas, Victor; Estrada Romeu, Miguel Ángel; Salanova Grau, Josep Maria (2015)
    Conference report
    Restricted access - publisher's policy
    Urban mobility transport mostly focuses on collective transport based on largely exploited models such as metro, trains or buses. The basis of current public transport is a fix network of both infrastructure and services, ...
  • Modeling and comparison of taxi operational modes: case study 

    Salanova Grau, Josep Maria; Estrada Romeu, Miguel Ángel (Universidad de Oviedo, 2018)
    Conference report
    Restricted access - publisher's policy
    This paper presents an aggregated mathematical model for the estimation of key performance indicators of the taxi market based on the system’s generalized cost function, which is calculated using the expected statistical ...
  • Modeling e-logistics for urban B2C in Europe 

    Galván, Dante; Robusté Antón, Francesc; Estrada Romeu, Miguel Ángel; Campos Cacheda, Jose Magin (Società Italiana Infrastrutture Viarie, 2005)
    Conference lecture
    Open Access
    Major cities need to carry out good delivery operations that coexist with the rest of urban functions. The efficiency in city organisation depends directly on the proper management of logistic networks. In this context, ...
  • Modeling framework for comparing taxi operational modes: case study in Barcelona 

    Salanova Grau, Josep Maria; Estrada Romeu, Miguel Ángel (Elsevier, 2018)
    Article
    Open Access
    This paper presents an aggregated mathematical model for the estimation of key performance indicators of the taxi market based on the system’s generalized cost function, which is calculated using the expected statistical ...
  • Night deliveries and carrier-led consolidation strategies to improve urban goods distribution 

    Estrada Romeu, Miguel Ángel; Campos Cacheda, Jose Magin; Robusté Antón, Francesc (2018-12)
    Article
    Open Access
    Night distribution and consolidation strategies have been proposed in many cities to increase the efficiency of the urban goods distribution system and to reduce the external effects that it causes in terms of emissions. ...
  • Nuevas tecnologías en la gestión de autopistas: el peaje y los sistemas de transporte inteligente 

    Robusté Antón, Francesc; Vergara Alert, Carles; Thorson Bofarull, Leif; Estrada Romeu, Miguel Ángel (Ministerio de Industria, Comercio y Turismo, 2003)
    Article
    Open Access
  • On the optimal length of the transit network with traffic performance microsimulation: application to Barcelona 

    Estrada Romeu, Miguel Ángel; Robusté Antón, Francesc; Amat, Jordi; Badia Rodríguez, Hugo; Barceló Bugeda, Jaime (2012)
    Conference report
    Restricted access - publisher's policy
    This paper examines the design of high performance transit network that minimizes the transit agency costs, the time of transit users in the system and the travel time of car users. Surface transit services need segregated ...
  • Optimization on emergency materials dispatching considering the characteristics of integrated emergency response for large-scale marine oil spills 

    Li, Song; Grifoll Colls, Manel; Estrada Romeu, Miguel Ángel; Zheng, Pengjun; Feng, Hongxiang (2019-07)
    Article
    Open Access
    Many governments have been strengthening the construction of hardware facilities and equipment to prevent and control marine oil spills. However, in order to deal with large-scale marine oil spills more efficiently, emergency ...
  • Parking slot assignment for urban distribution: models and formulations 

    Roca Riu, Mireia; Fernández Aréizaga, Elena; Estrada Romeu, Miguel Ángel (2015-05-07)
    Article
    Open Access
    A key element to enhance urban distribution is the adequate management of parking space, particularly for loading and unloading operations. An in-advance booking system able to be adjusted to users needs can be a very ...
  • Planning a freight network with hub and spoke strategies 

    Roca Riu, Mireia; Ortigosa, Javier; Estrada Romeu, Miguel Ángel (2012)
    Conference lecture
    Restricted access - publisher's policy
    The location of freight terminals in a territory is a key factor for their performance and competitiveness. Nowadays, several factors led to the implantation of a freight terminal in an area and then different possible ...
  • Public transport policies in Europe: implementing bus rapid transit systems in major European cities 

    Canales, C; Estrada Romeu, Miguel Ángel; Thorson Bofarull, Leif; Robusté Antón, Francesc (Association for European Transport, 2006)
    Conference report
    Open Access
    Policies promoting Bus Rapid Transit implementation in Europe might take advantage of its low budget requirements and high capacity to provide a much more efficient transport system.
  • Redesign and implementation of the urban bus network of Lleida (Spain) 

    Trapote Barreira, César; Robusté Antón, Francesc; Badia Rodríguez, Hugo; Estrada Romeu, Miguel Ángel (2014)
    Conference report
    Open Access
    We present a strategy to improve bus service in urban networks that gives equal or better transit service and saves public resources: a win-win strategy. It consists on changing from “direct lines” to mobility centers from ...
  • Social optimal shifts and fares for the Barcelona taxi sector 

    Salanova Grau, Josep Maria; Estrada Romeu, Miguel Ángel (2019-04)
    Article
    Open Access
    This paper applies a mathematical model for supporting the decision and policy making in the city of Barcelona, presenting the key performance indicators of the Barcelona taxi market, which are waiting/access time and ...
  • Social optimal shifts and fares of taxi services 

    Salanova Grau, Josep Maria; Estrada Romeu, Miguel Ángel (Universitat Politècnica de València, 2016)
    Conference report
    Open Access
    This paper presents a mathematical model for supporting the decision and policy making related to the optimal determination of shifts and fares of taxi services in a major city. The model is based on the system’s generalized ...
  • Stakeholder’s profitability of carrier-led consolidation strategies in urban goods distribution 

    Estrada Romeu, Miguel Ángel; Roca Riu, Mireia (2017-08)
    Article
    Open Access
    This paper presents the necessary conditions to ensure a minimal profitability of carrier-led consolidation strategies in urban distribution. These conditions are shown by compact formulas obtained by continuous approximations ...
  • Stopover and hub-and-spoke shipment strategies in less-than-truckload carriers 

    Estrada Romeu, Miguel Ángel; Robusté Antón, Francesc (2015-04)
    Article
    Open Access
    This paper presents a methodology to identify when freight consolidation strategies are cost-efficient in the less-than-truckload carriers operations. Shipments are assigned based on proximity and cost criteria to build ...