Results 61 to 70 of about 5,304 (193)

MHD Prandtl fluid flow past an isothermal permeable sphere with slip effects

open access: yesCase Studies in Thermal Engineering, 2019
This study examines the steady and two-dimensional flow of non-Newtonian Prandtl-Eyring fluid over an isothermal sphere under buoyancy forces and non-Darcy porous media.
C.H. Amanulla   +3 more
doaj   +1 more source

Experimental Comparison of Impact Behavior in Thin Carbon Fiber Reinforced and 3d Printed Polymeric Plates

open access: yesMacromolecular Symposia, EarlyView.
ABSTRACT This study presents a comparative investigation of the low‐velocity impact behavior of thin plates made from carbon fiber reinforced polymer (CFRP), polylactic acid (PLA), and acrylonitrile butadiene styrene (ABS). Plates with nominal thicknesses of 0.5 and 5 mm were subjected to standardized drop‐weight impact tests to evaluate their energy ...
Mihai Costea   +4 more
wiley   +1 more source

Numerical study of MHD effective Prandtl number boundary layer flow of γ Al2O3 nanofluids past a melting surface

open access: yesCase Studies in Thermal Engineering, 2019
This research article numerically studies the influences of an effective Prandtl number along with magnetic field on the melting heat transport characteristics of Ethylene glycol/Water with gamma Al2O3 nanoparticles over a stretching sheet.
N. Vishnu Ganesh   +2 more
doaj   +1 more source

The Combined Effects of Variable Viscosity and Thermal Conductivity of An Unsteady Casson Fluid Flow Along a Vertical Porous Channel With Convective Cooling Walls, Using the Bivariate Spectral Local Linearization Method

open access: yesMathematical Methods in the Applied Sciences, EarlyView.
ABSTRACT This study examines the combined impact of different thermal conductivity and viscosity on unsteady non‐Newtonian Casson fluid flow of incompressible, electrical conductivity in a porous vertical channel with convective cooling walls, uniform magnetic field, and constant pressure gradient.
A. S. Adeyemo   +2 more
wiley   +1 more source

Hot-wire experimental investigation on turbulent Prandtl number in a rotating non-isothermal turbulent boundary layer

open access: yesPropulsion and Power Research, 2020
This experiment used a parallel array of hot wire probes to simultaneously measure the temperature and velocity fields in the non-isothermal turbulent boundary layer of a rotating straight channel. The Reynolds numbers are 15,000 and 25,000, respectively.
Ran Gao   +4 more
doaj   +1 more source

Scale dependence of the marine atmospheric boundary‐layer response to ocean surface‐temperature variability in the EUREC4$$ {\mathrm{EUREC}}^4 $$A region

open access: yesQuarterly Journal of the Royal Meteorological Society, EarlyView.
With a minimal physics model and a high‐resolution fully 3D simulation, we demonstrate that the marine atmospheric boundary layer (MABL) response to sea‐surface temperature (SST) variability displays a dependence on the horizontal scales of motion.
Alessandro Storer   +3 more
wiley   +1 more source

A Numerical Study on Entropy Generation in Two-Dimensional Rayleigh-Bénard Convection at Different Prandtl Number

open access: yesEntropy, 2017
Entropy generation in two-dimensional Rayleigh-Bénard convection at different Prandtl number (Pr) are investigated in the present paper by using the lattice Boltzmann Method.
Yikun Wei, Zhengdao Wang, Yuehong Qian
doaj   +1 more source

Numerical Investigation of Turbulent Heat Transfer Properties at Low Prandtl Number

open access: yesFrontiers in Energy Research, 2020
The sodium-cooled fast reactor (SFR), which is one of the most promising candidates for meeting the goal declared by the Generation IV International Forum (GIF), has drawn a lot of attention.
Xiang Chai   +3 more
doaj   +1 more source

Nonlinear dynamos at infinite magnetic Prandtl number [PDF]

open access: yesPhysical Review E, 2011
The dynamo instability is investigated in the limit of infinite magnetic Prandtl number. In this limit the fluid is assumed to be very viscous so that the inertial terms can be neglected and the flow is slaved to the forcing. The forcing consist of an external forcing function that drives the dynamo flow and the resulting Lorentz force caused by the ...
openaire   +3 more sources

Investigating the Iron‐Steam Process for Coupling With SOEC and SOFC: A Step Toward Integrated Hydrogen and Electricity Storage

open access: yessteel research international, EarlyView.
Fixed‐bed reactor experiments (10 L) validate the iron–steam redox process, bridging material‐scale research and industrial power‐to‐power applications. Coupled with SOEC/SOFC systems, this framework defines critical interfaces for heat and gas management. Results confirm reproducible hydrogen storage and release, demonstrating technical feasibility at
Julien Göthel   +2 more
wiley   +1 more source

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