Results 91 to 100 of about 18,592 (200)

The sensitivity of the vortex filament method to different reconnection models

open access: yes, 2011
We present a detailed analysis on the effect of using different algorithms to model the reconnection of vortices in quantum turbulence, using the thin-filament approach.
A. W. Baggaley   +49 more
core   +1 more source

Numerical analysis of the unsteady transition of multiple laminar methanol/air spray flame structures in the counterflow configuration

open access: yesApplications in Energy and Combustion Science
The counterflow configuration is a well-established setting to study the structure of laminar spray flames. Typically, the similarity transformation is introduced to transfer the two-dimensional gas-phase equations into one-dimensional governing ...
Jiawei Wan, Eva Gutheil
doaj   +1 more source

Automatic Optimization of Guidance Guardrail Layout Based on Multi-Objective Evolutionary Algorithm

open access: yesComplex System Modeling and Simulation
Guardrails commonly play a significant role in guiding pedestrians and managing crowd flow to prevent congestion in public places. However, existing methods of the guardrail layout mainly rely on manual design or mathematical models, which are not ...
Wei-Li Liu   +5 more
doaj   +1 more source

Coupled normal fluid and superfluid profiles of turbulent helium II in channels

open access: yes, 2015
We perform fully coupled two--dimensional numerical simulations of plane channel helium II counterflows with vortex--line density typical of experiments.
Barenghi, Carlo F.   +2 more
core   +1 more source

Modeling micro-macro pedestrian counterflow in heterogeneous domains [PDF]

open access: yes, 2010
We present a micro-macro strategy able to describe the dynamics of crowds in heterogeneous media. Herein we focus on the example of pedestrian counterflow. The main working tools include the use of mass and porosity measures together with their transport
Evers, Joep, Muntean, Adrian
core   +4 more sources

Wavefunctional approach to the bilayer \nu =1 system and a possibility for a double non-chiral pseudospin liquid

open access: yes, 2006
We systematically discuss candidate wave functions for the ground state of the bilayer \nu = 1 as the distance between the layers is varied. Those that describe increased intralayer correlations at finite distance show a departure from the superflid ...
M. V. Milovanović   +2 more
core   +1 more source

Counterflow Robot for Restuarents

open access: yesInternational Journal of Innovative Technology and Exploring Engineering, 2019
This project focuses on the movement of a robot in identified locations based on the Bluetooth module. It is designed such that it can be used in restaurants to serve the customers without any manpower requirements. It reduces the time required by a human server to serve the customer. In this project, the robot consists of a Bluetooth module. User will
openaire   +1 more source

The monetary counterflow. A regenerative model for estuarine ecosystems [PDF]

open access: yesEstuarine Management and Technologies
This study evaluates the ecological and economic sustainability of the Mai Po Marshes, a Ramsar-designated wetland in Hong Kong, using emergy analysis and a novel monetary counterflow model.
Oldemar Carvalho Junior
doaj   +3 more sources

Asymptotic motion of a single vortex in a rotating cylinder

open access: yes, 2013
We study numerically the behavior of a single quantized vortex in a rotating cylinder. We study in particular the spiraling motion of a vortex in a cylinder that is parallel to the rotation axis.
E. V. Thuneberg   +8 more
core   +1 more source

Stability and Blowout Behavior of Jet Flames in Oblique Air Flows

open access: yesJournal of Combustion, 2012
The stability limits of a jet flame can play an important role in the design of burners and combustors. This study details an experiment conducted to determine the liftoff and blowout velocities of oblique-angle methane jet flames under various air ...
Jonathan N. Gomes   +2 more
doaj   +1 more source

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