نتایج جستجو برای: rail truck intermodal
تعداد نتایج: 15625 فیلتر نتایج به سال:
We propose a framework in support of the supply chain network design and management of densified biomass. This framework relies in the use of trucks for short distance biomass transportation, and relies in the use of rail for long-haul, and highvolume transportation of densified biomass. We propose a hub-and-spoke network design model in support of biomass delivery using rail transportation. We...
We develop an aerodynamic loading assignment model for intermodal freight trains based on an integer-programming framework to help terminal managers make up more fuel-efficient trains. This is the first use of optimization modeling to address the aerodynamics and energy efficiency of railroad intermodal trains. Several recommendations regarding railway equipment use, operations, and policy are ...
A different intermodal transportation model based on cost analysis considering technical, economical, and operational parameters is presented. The model consists of such intermodal modes as sea-road, sea-railway, road-railway, and multimode of sea-road-railway. A case study of cargo transportation has been carried out by using the suggested model. Then, the single road transportation mode has b...
Since the 1990s, international supply chains have experienced tremendous progress owing to changes in the division of labour and the globalising economy. In order to enjoy the benefits of free trade, intermodal freight transport system is advocated and introduced to provide efficient just-in-time door-to-door long-distance services in a more environmental-friendly manner. This paper aims to bui...
Economic globalization has been accompanied by a growing spatial imprint of freight distribution on the landscape, particularly for intermodal terminals such as ports, airports and railyards, but also for logistical activities, namely distribution centers. Economies that have relied on globalization to promote growth, China been the most eloquent example, have relied extensively on major interm...
A failure analysis investigation was performed on a fractured heavy duty truck frame rail obtained during endurance track testing. The fracture observed was on the frame web within the torque rod connection to the rear drive axle of the vehicle. This section of frame experiences multi-axial loading conditions including out-of-plane bending, twisting and shear under road loads. Metallographic ex...
This paper studies interand intramodal competition in the London-Paris passenger market. Using revealed preference data, we estimate nested and mixed multinomial logit models to examine passenger behaviour in the London-Paris market. We present a case study on the relocation of Eurostar services from Waterloo International to St Pancras International station. The results show that competition i...
The results presented in this article identify the role of costs in the scientific and grey freight terminal handling literature and analyses the handling costs of different terminal sizes. The literature review shows that handling costs only play a marginal role in the scientific research in intermodal rail freight terminals (IRT). This is remarkable given the large role costs occupy in decisi...
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