Results 11 to 20 of about 204,871 (261)

Numerical simulations of drumlin formation [PDF]

open access: yesProceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences, 2017
We summarize the present form of the instability theory for drumlin formation, which describes the coupled subglacial flow of ice, water and sediment. This model has evolved over the last 20 years, and is now at the point where it can predict instabilities corresponding to ribbed moraine, drumlins and mega-scale glacial lineations, but efforts to ...
J. S. Fannon, A. C. Fowler, I. R. Moyles
openaire   +2 more sources

Differential Models, Numerical Simulations and Applications

open access: yesAxioms, 2021
Differential models, numerical methods and computer simulations play a fundamental role in applied sciences. Since most of the differential models inspired by real world applications have no analytical solutions, the development of numerical methods and ...
Gabriella Bretti
doaj   +1 more source

Decentralized Multi-Objective Energy Management With Dynamic Power Electronic Converters and Demand Response Constraints

open access: yesIEEE Access, 2023
Energy management plays a pivotal role in enhancing the economic efficiency of power systems. However, it is noteworthy that a substantial number of microgrids (MGs) exhibit inherent unbalances that impose a range of critical issues, including voltage ...
Ali Azizi   +5 more
doaj   +1 more source

An approach to consider the arterial residual stresses in modelling of a patient-specific artery

open access: yesAdvances in Mechanical Engineering, 2016
In this work, the residual stress state of a human common carotid artery is predicted using the so-called thermomechanical analogy approach. The purpose of the approach is to enable consistent mapping of residual stresses and the respective configuration
Janez Urevc   +3 more
doaj   +1 more source

A random-forest-derived 35-year snow phenology record reveals climate trends in the Yukon River Basin [PDF]

open access: yesThe Cryosphere
This study presents a 35-year snow phenology record for the Yukon River Basin (YRB), developed using a random forest (RF) model at a 3.125 km resolution, capturing detailed trends in snowmelt onset and snow-off.
C. G. Pan   +6 more
doaj   +1 more source

The Numerical Simulation in Ballistics

open access: yesNonlinear Analysis: Modelling and Control, 2001
In this paper we examine the movement of the solid body thrown with some angle to the horizon (for example the shot mine). Such movement is described by non-linear system of equations. This system is being approximated by linear system, in segments. The experiment results have been approximated and the dependence of air resistance coefficient from mean
A. Pincevičius   +2 more
openaire   +3 more sources

Numerical simulation of electrocardiograms

open access: yes, 2012
This chapter presents a concise overview of various mathematical and numerical problems raised by the simulation of electrocardiograms (ECGs). A model for the propagation of the electrical activation in the heart and in the torso is proposed. Some of its mathematical properties are analyzed.
Boulakia, Muriel   +3 more
openaire   +3 more sources

Seismic barriers: theory and numerical simulations [PDF]

open access: yesE3S Web of Conferences, 2019
The basic idea of a seismic barrier is to protect an area occupied by a building or a group of buildings from seismic waves. Depending on the nature of seismic waves that are the most probable in a specific region, different kinds of seismic barriers are
Bratov Vladimir   +3 more
doaj   +1 more source

Numerical Simulation of the Hepatic Circulation

open access: yesThe International Journal of Artificial Organs, 2004
Availability of donor livers and the relatively short preservation time limit the success of liver transplantation. The use of hypothermic machine perfusion could pave the way for expansion of the donor pool. To better define optimal settings of such a device, the feasibility of using a numerical simulation model of the hepatic circulation is ...
van der Plaats, A   +6 more
openaire   +4 more sources

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