نتایج جستجو برای: freight transportation

تعداد نتایج: 60399  

2011
Michael Walton Melissa Thompson Ernest H. Cockrell

15. Supplementary Notes Supported by a grant from the U.S. Department of Transportation, University Transportation Centers program 16. Abstract Reducing fuel consumption and greenhouse gas emissions is becoming increasingly important in the United States, and new legislation can be expected in the near future that will affect trucks either directly or indirectly. This work is a qualitative exam...

2006
Miguel A. Figliozzi

An array of noteworthy developments in logistics practice has taken place without an equivalent and comprehensive development in urban freight transportation modeling. Part of the problem is the lack of deep understanding of the workings of distribution processes in relation to the generation of truck traffic. In this paper it is emphasized the role and importance that distribution network size...

2005
Sandhya Makkar

In today’s era of supply chain, growing competence among suppliers together with well organized transportation networks making it more versatile and ensures better communication between buyers and suppliers with more cost effective movement of goods in shortest possible times. Suppliers frequently offers discount schedules based on all units model, which divides the range of possible order quan...

2005
Paul Davidsson Lawrence Henesey Linda Ramstedt Johanna Törnquist Fredrik Wernstedt

This paper provides a survey of existing research on agent-based approaches to transportation and traffic management. A framework for describing and assessing this work will be presented and systematically applied. We are mainly adopting a logistical perspective, thus focusing on freight transportation. However, when relevant, work of traffic and transport of people will be considered. A genera...

1998
Johan Woxenius Johan WOXENIUS

An intermodal freight transportation system is characterised by the subsequent use of different transportation modes for moving goods stowed into unit loads from the consignor to the consignee. Typically, it involves a wide variety of activities, actors and resources, which implies a certain degree of technological as well as organisational complexity. Other distinctive features are dependency ...

Journal: :International Journal of Sustainable Transportation 2022

In view of the pressing need to reduce negative environmental impact freight transportation we argue that it is essential take account organization system when considering how address various individual activities and parts system. To support a transition more sustainable this paper examines way in which different interact can scope for profound change. Taking loosely coupled systems (Weick, 19...

Journal: :Electronic Notes in Discrete Mathematics 2013
Robert Voll Uwe Clausen

In wagonload traffic, a production form in railway freight traffic, small groups of wagons have to be transported. In order to decrease transportation costs, wagons from different relations are consolidated. In railyards trains can be separated and rearranged to new trains. The costs arising from this process, which is called reclassification, must be balanced with the transportation costs. The...

2005
Paul Davidsson Lawrence Henesey Linda Ramstedt Johanna Törnquist Fredrik Wernstedt

This paper provides a survey of existing research on agent-based approaches to transportation and traffic management. A framework for describing and assessing this work will be presented and systematically applied. We are mainly adopting a logistical perspective, thus focusing on freight transportation. However, when relevant, work of traffic and transport of people will be considered. A genera...

2017
Hanan Ouhader

In this article we try to quantify the potential environmental benefits of horizontal collaboration in transportation and to study the sensibility of CO2 emissions to transportation cost reduction. We adopted an approach based on bi-objective mathematical modeling to minimize both total transportation cost and total environmental effect by simultaneously combining facility location and routing ...

2011
Mária Ďurišová

The function of transportation services is covering of distances and transferring goods, passengers and messages from one place to another. There is a possibility to use a simple and complex cost model or their modification to reflect transportation costs and their impact. The resulting value obtained from the usage of a complex cost model is influenced by a material expensiveness, wage expensi...

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