نتایج جستجو برای: trucks

تعداد نتایج: 2929  

2003
Andrzej S. Nowak

The objective of the presented research is to develop an efficient control system for highway load effects that involves the control of various parameters including: truck weight (axle weights and axle spacing), truck load distribution on bridge girders, dynamic load, strain, stress and deflection of bridge components, and verification procedure for the minimum load carrying capacity. This stud...

2016
Houda Zouhaier Lamjed Ben Said

Owing to the growing market in transportation networks and the mostly truck’s arrival in peak hours, trucks have to wait for available docks in a crossdocking platform (called also a cross-dock); this leads to increased congestion at the gate. Every time point where trucks have to wait is a waste for cross-dock yield. The congestion causes in turn planning problems in two ways. First, trucker h...

2013
Aidin Parsakhoo Seyed Ataollah Hosseini

This study evaluates different strategic courses of action concerning the secondary transportation sector in Hyrcanian forests of Iran. The decision support method Analytic Hierarchy Process (AHP) has been utilized in the assessment of different strategies in truck selection. The assessments are based on the opinions of a group of experts in Iranian forest industries. Results showed that the tr...

Journal: :EAI Endorsed Transactions on Energy Web 2018

Journal: :IOP Conference Series: Materials Science and Engineering 2018

Journal: :Vehicles 2022

Fuel consumption, subsequent emissions and safe operation of class 8 vehicles are prime importance in recent days. It is imperative that a vehicle operates its true optimal operating region, given variety constraints such as road grade, load, gear shifts, battery state charge (for hybrid vehicles), etc. In this paper, research study conducted to evaluate the fuel economy emission benefits when ...

Journal: :Joule 2021

•Fast charging can improve competitiveness for heavier battery electric trucks•Efficiency, load capacity, and fuel savings scale effects benefit electrification•Current technology close to a threshold where trucks become feasible•Earlier conclusions on heavy are sensitive improvements Heavy very difficult make if the range needs match that of diesel trucks. Diesel is energy-dense fuel, long-ran...

Journal: :Transportation Science 2007
Özlem Ergun Gültekin Kuyzu Martin W. P. Savelsbergh

In the highly fragmented truckload transportation industry a substantial fraction of truck movements involves empty trucks, i.e., involves moves that reposition trucks. However, reducing the amount of truck repositioning is difficult because the need for a carrier to reposition its trucks depends on the interactions between the shippers the carrier is serving. Through collaboration, shippers ma...

2017
M. T. Alonso R. Alvarez-Valdes M. Iori F. Parreño

We address the multi container loading problem of a company that has to serve its customers by first putting the products on pallets and then loading the pallets into trucks. We approach the problem by developing and solving integer linear models. To be useful in practice, our models consider three types of constraints: geometric constraints, so that pallets lie completely inside the trucks and...

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