نتایج جستجو برای: waterway transport

تعداد نتایج: 274526  

2015
Esther W. de Bekker-Grob Arnold D. Bergstra Michiel C. J. Bliemer Inge J. M. Trijssenaar-Buhre Alex Burdorf Jan Ostermann

BACKGROUND To improve the information for and preparation of citizens at risk to hazardous material transport accidents, a first important step is to determine how different characteristics of hazardous material transport accidents will influence citizens' protective behaviour. However, quantitative studies investigating citizens' protective behaviour in case of hazardous material transport acc...

2016
Guillaume Desquesnes Guillaume Lozenguez Arnaud Doniec Eric Duviella

Inland waterway networks are likely to go through heavy changes due to a will in increasing the boat traffic and to the effects of climate change. Those changes would lead to a greater need of an automatic and intelligent planning for an adaptive and resilient water management. A representative model is proposed and tested using MDPs with promising results on the water management optimization. ...

2014
Fei Teng Qing Liu

In recent years, single object tracking has been extensively studied and achieved much development. However, multiple objects tracking is still an issue that remains to be addressed. Generally speaking, existing multiple objects tracking methods employ a manner of simultaneously tracking each object respectively. In this paper, we develop a multiple ship tracking algorithm based on deformable p...

Journal: :Scottish Geographical Magazine 1895

Journal: :Environmental management 2009
Robert A Swett Charles Listowski Douglas Fry Stephen Boutelle David Fann

Florida's coasts have been transformed over the past three decades as population growth and unprecedented demand for individual shore access to bays and estuaries led to the creation of residential canal developments. Thousands of miles of channels and basins were dredged as a by-product of this urbanization process. The navigable waterways that resulted are now being stressed by increasing boa...

Journal: :IFAC-PapersOnLine 2022

This paper addresses the problem of guaranteeing efficient inland waterway transport in presence sequential movable bridges, which must be operated to grant vessel passage. The main contribution is formulation passage scheduling as a mixed-integer programming problem. algorithm receives widths and voyage plans, determines feasible through bridges that best matches plans. Process optimization ca...

Journal: :Pollack Periodica 2023

Abstract Scour is the leading cause of bridge collapse beneath any pier located within waterway. A numerical-based hydraulic model named Hydrologic Engineering Centre River Analysis System and a mathematical Florida Department Transport were implemented to investigate their performance accuracy in estimating maximum scour depth piers where large small-scale physical prototypes are used as bench...

2000
E. N. Otay B. Tan

In this paper a stochastic model of tanker traffic is developed to determine the probability of vessel casualties resulting from the transit traffic through a narrow waterway. More specifically, the present study models the collision and grounding probabilities in a waterway resulting from course changes due to hydrodynamic forces acting on the vessel. The computation of vessel positions and th...

Journal: :Scientific American 1907

پایان نامه :دانشگاه بین المللی امام خمینی (ره) - قزوین - دانشکده علوم پایه 1392

in this thesis,spin dependend transport and electron transport through of ng/sg(graphene/ superconductor graphen) are studied in the junction of ng/fgt/sg. due to andreev reflection conductance increases in the presence of superconductor graphene.also, by applying a voltage gate on a superconductor, fermi level shifts and the conductance is independent of ferromagnatic substrate. also, the cond...

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