نتایج جستجو برای: truck chassis

تعداد نتایج: 6672  

Journal: :Computers & Operations Research 2021

Inland transportation of containers contributes significantly to the total cost container intermodal transportation. For this reason, it has received a lot attention in last few decades. While there are many reports attempts solve problem out there, variants considered all simpler than form addressed paper. Here, we consider where pick-up and delivery orders, empty loaded containers, Discharge ...

2007
N. Schmitz S. Weiss

A set of tools was developed in the frame of ESA activity [18191/04/NL] labelled RCET (Mars Rover Chassis Evaluation Tools) to support design, selection and optimisation of space exploration rovers. This activity was carried out jointly by Contraves Space as prime contractor, ETHZ, DLR, SSC and EADS Space Transportation. This paper describes the utilisation of the RCET in the context of a rover...

Journal: :Traffic injury prevention 2009
Kimberly Vachal Esther K Tumuhairwe Mark Berwick

OBJECTIVE The North Dakota Legislature recently passed a law exempting the state's agricultural truck fleet from a federal safety program requirement for rear-guard equipment on large trucks. This equipment has been shown to reduce crash severity when a passenger vehicle collides with the rear of the truck. This study uses truck fleet, truck crash, and injury severity data to estimate the publi...

Journal: :American journal of industrial medicine 2014
W Karl Sieber Cynthia F Robinson Jan Birdsey Guang X Chen Edward M Hitchcock Jennifer E Lincoln Akinori Nakata Marie H Sweeney

BACKGROUND Drivers of heavy and tractor-trailer trucks accounted for 56% of all production and nonsupervisory employees in the truck transportation industry in 2011. There are limited data for illness and injury in long-haul truck drivers, which prompted a targeted national survey. METHODS Interviewers collected data during 2010 from 1,670 long-haul truck drivers at 32 truck stops across the ...

2005
Sofiane Amziane Chiara F. Ferraris Eric P. Koehler

The main objective of this study is to evaluate the workability of fresh portland cement concrete while it is still in the mixing truck by determining fundamental rheological parameters (plastic viscosity and yield stress). Nine concrete mixtures with different values of yield stress and plastic viscosity were tested in a concrete truck. The measurements made with the truck were based on the ty...

2013
Seyedmehdi Mirmohammadsadeghi Shamsuddin Ahmed Eida Nadirah binti Roslin

Abstract Application of memetic algorithm (MA) is considered in this work to solve the truck and trailer routing problem (TTRP). In TTRP, some customers can be designated as vehicle customers and can be serviced either by a complete vehicle (a trailer pulling by truck) or a single truck. However, some customers are known as truck customers and have to be serviced by a single truck. To employ t...

2011
Wenjuan Zhao Anne V. Goodchild

This paper considers the effectiveness of a truck appointment system in improving the yard efficiency of the container terminal. This research uses truck appointment information to improve the import container retrieval operation and reduce container rehandles by adopting an advanced container location assignment algorithm. By reducing the container rehandles, the terminal could improve yard cr...

2011

 Any‐to‐any connectivity  Location‐independent low latency and services  Simplified management  Orchestration integration Compared to the market share leader’s network architecture, QFabric has:  58% to 76% lower TCO  58% to 75% lower CapEx with better scaling because of the reduced number of chassis and racks  53% to 77% lower OpEx due to simplified management  68% to 89% lower power...

Gh.H Payeganeh, M. Esfahanian, S. Pakdel Bonab,

In the present paper, the idea of braking energy regeneration and reusing that energy during acceleration for a refuse truck is comprehended. According to their driving cycle, the refuse trucks have a good potential for braking energy regeneration. On the other hand, hydraulic hybrid is a powertrain with high power density which is appropriate for energy regeneration. In the primary stage of th...

Truck and shovel are the most common raw material transportation system used in the cement quarry operations. One of the major challenges associated with the cement quarry operations is the efficient allocation of truck and shovel to the mining faces. In order to minimize the truck and shovel operating cost, subject to quantity and quality constraints, the mixed integer linear programing (MILP)...

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