Results 21 to 30 of about 9,312,702 (239)

A tool to minimize the need of Monte Carlo ray tracing code for 3D finite volume modelling of a standard parabolic trough collector receiver under a realistic solar flux profile

open access: yesEnergy Science & Engineering, 2020
The energy collection element of a parabolic trough collector includes a selective coated metallic receiver tube inside an evacuated glass tube. Perpendicularly incident sun light on the parabolic trough mirror aperture is concentrated on the receiver ...
Majedul Islam   +3 more
doaj   +1 more source

Review of QCD phase diagram analysis using effective field theories

open access: yesHe jishu, 2023
The quantum chromodynamics (QCD) phase diagram is of great interest to researchers in the field of high energy nuclear physics. We review the present research status of several aspects of this topic.
DU Yilun   +5 more
doaj   +1 more source

A finite volume stability result for the convection operator in compressible flows. . . and some finite element applications

open access: yes, 2008
In this paper, we build a L2-stable discretization of the non-linear convection termin Navier-Stokes equations for non-divergence-free flows, for non-conforming low order Stokesfinite elements.
Babik, Fabrice,   +6 more
core   +9 more sources

Fully-coupled electro-magneto-elastic behavior of unidirectional multiphased composites via finite-volume homogenization [PDF]

open access: yes, 2021
The effective and localized electro-magneto-elastic behavior of periodic unidirectional composites is investigated in this work. Instead of adopting the classical micromechanics models or variational principle-based finite-element (FE) techniques, the ...
CHEN, Weiqiu, CHEN, Qiang, WANG, Guannan
core   +1 more source

Data transfers for nuclear reactor multiphysics studies using the MOOSE framework

open access: yesFrontiers in Nuclear Engineering
High fidelity simulations of nuclear systems generally require a multi-dimensional representation of the system. Advanced nuclear reactor cores are governed by multiple physical phenomena which should be all be resolved, and the coupling of these physics
Guillaume L. Giudicelli   +11 more
doaj   +1 more source

Investigation of vessels pressure effect on PEM electrolyzer performance by using a new OneDimensional Dynamic Model [PDF]

open access: yesHydrogen, Fuel Cell & Energy Storage, 2015
In recent years energy shortage and environmental impacts due to consuming fossil fuels have led to developing renewable energy sources systems. Since these sources are not reliable and are usually time dependent, an energy storing system like hydrogen ...
Mehdi Jamali Ghahderijani   +1 more
doaj   +1 more source

New Third-Order Finite Volume Unequal-Sized WENO Lagrangian Schemes for Solving Euler Equations

open access: yesMathematics, 2023
In this paper, new third-order finite volume unequal-sized weighted essentially non-oscillatory (US-WENO) Lagrangian schemes are designed to solve Euler equations in two and three dimensions. The spatial reconstruction procedures are implemented by using
Yan Tan, Hui Lv, Jun Zhu
doaj   +1 more source

Numerical Analysis of Passive, Compound, and Active Augmented Heat Transfer Methods for Concentric Tube Heat Exchanger

open access: yesApplied Sciences
Passive, compound, and active augmented heat transfer (AHT) methods in a countercurrent flow concentric tube heat exchanger (CCTHE) were explored and examined in this work.
Louise Grace Avena Ardeta   +1 more
doaj   +1 more source

Application of a distributed 2D overland flow model for rainfall/runoff and erosion simulation in a Mediterranean watershed

open access: yesCuadernos de Investigación Geográfica, 2018
Soil erosion has reemerged as an environmental problem associated with climate change that requires the help of simulation tools for forecasting future consequences.
C. Juez   +4 more
doaj   +1 more source

Membrane composition and thermodynamic identity as boundaries of life for synthetic cell research

open access: yesFEBS Letters, EarlyView.
What makes a cell a cell? The boundary of a living cell is not just a wall. Read as a Markov blanket, the membrane separates internal from external states, generating identity and non‐equilibrium order. Can this identity be rebuilt from scratch in a synthetic cell?
Caterina Presutti, Bert Poolman
wiley   +1 more source

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