Results 1 to 10 of about 11,381 (99)

Investigation of the fission gases behavior in meso scale: application in multiscale simulation of nuclear fuel [PDF]

open access: yesمجله علوم و فنون هسته‌ای, 2022
The behavior of fission gases such as xenon and krypton have a significant effect on the performance of nuclear fuels, their active life,  and the length of the reactor operating cycle. Two important phenomena, including the release of fission gases from
M. Abbasi   +3 more
doaj   +1 more source

Effects of Different Channel Geometries of Metallic Bipolar Plates on Proton Exchange Membrane Fuel Cell Performance

open access: yesEnergies, 2023
This paper investigates the effects of different channel geometries on the performance of Proton Exchange Membrane Fuel Cells (PEMFCs). The study employs computational fluid dynamics (CFD) coupled with thermal and electrochemical simulations to analyze ...
Raquel Busqué   +3 more
doaj   +1 more source

OVERVIEW OF THE OECD-NEA EXPERT GROUP ON MULTI-PHYSICS EXPERIMENTAL DATA, BENCHMARKS AND VALIDATION [PDF]

open access: yesEPJ Web of Conferences, 2021
The OECD Nuclear Energy Agency (NEA) Nuclear Science Committee (NSC) established the Expert Group on Multi-physics Experimental Data, Benchmarks and Validation (EGMPEBV) in 2014 to bridge the gap between advanced, multi-physics simulation capabilities ...
Valentine Timothy   +7 more
doaj   +1 more source

A novel anisotropy template for an improved interpretation of elastic anisotropy data

open access: yesScientific Reports, 2023
Tight unconventional rocks are characterized by the presence of laminations, preferentially oriented cracks, and an interconnected network of compliant minerals.
Gama Firdaus   +2 more
doaj   +1 more source

Hydrogen Technology towards the Solution of Environment-Friendly New Energy Vehicles

open access: yesEnergies, 2021
The popularity of climate neutral new energy vehicles for reduced emissions and improved air quality has been raising great attention for many years.
Murat Peksen
doaj   +1 more source

EFFICIENT MULTIPHYSICS ITERATIONS IN MPACT WITH PARTIALLY CONVERGENT CMFD [PDF]

open access: yesEPJ Web of Conferences, 2021
Partial convergence of CMFD can help to stabilize multiphysics iteration schemes. In this paper, an efficient multiphysics iteration scheme with near-optimal partially convergent CMFD implemented in MPACT is presented.
Shen Qicang   +2 more
doaj   +1 more source

Artificial Intelligence-Based Machine Learning toward the Solution of Climate-Friendly Hydrogen Fuel Cell Electric Vehicles

open access: yesVehicles, 2022
The rapid conversion of conventional powertrain technologies to climate-neutral new energy vehicles requires the ramping of electrification. The popularity of fuel cell electric vehicles with improved fuel economy has raised great attention for many ...
Murphy M. Peksen
doaj   +1 more source

NUMERICAL OPTIMIZATION OF A MULTIPHYSICS CALCULATION SCHEME [PDF]

open access: yesEPJ Web of Conferences, 2021
This work concerns the numerical optimization of a multiphysics calculation scheme. The considered application is a 5x5 Pressurized Water Reactor (PWR) assemblies mini-core surrounded by radial and axial reflectors.
Cattaneo Paolo   +4 more
doaj   +1 more source

MULTIPHYSICS MODELING OF PRECURSORS IN MOLTEN SALT FAST REACTORS USING PROTEUS AND Nek5000 [PDF]

open access: yesEPJ Web of Conferences, 2021
The goal of this work was to calculate the impact of the delayed neutron precursor drift in fast spectrum Molten Salt Reactors (MSRs) using coupled solutions from the neutronics code PROTEUS and the computational fluid dynamics code Nek5000. Specifically,
Feng B.   +8 more
doaj   +1 more source

Quantification of dissolved O2 in bulk aqueous solutions and porous media using NMR relaxometry

open access: yesScientific Reports, 2021
Effects of dissolved paramagnetic oxygen (O2) in water on 1H nuclear magnetic resonance (NMR) Carr-Purcell-Meiboom-Gill (CPMG) experiments is evaluated at a 1H Larmor frequency of 2 MHz.
Kurt Livo   +2 more
doaj   +1 more source

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