Results 31 to 40 of about 23,157 (244)

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

Abriß der Strömungslehre

open access: yes, 2017
Softcover, 17x24Mit der Berufung Ludwig Prandtls als Professor für Angewandte Mechanik wurde die kleine Universitätsstadt Göttingen im Jahr 1904 zur Wiege der modernen Strömungsmechanik und Aerodynamik.
Ludwig Prandtl, Prandtl, Ludwig
core   +1 more source

Two-dimensional magnetohydrodynamic turbulence in the limits of infinite and vanishing magnetic Prandtl number [PDF]

open access: yes, 2013
LAKB was supported by an EPSRC post-graduate studentship.We study both theoretically and numerically two-dimensional magnetohydrodynamic turbulence at infinite and zero magnetic Prandtl number $Pm$ (and the limits thereof), with an emphasis on solution ...
Tran, Chuong Van   +3 more
core   +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

Influence of Magnetic field and Heat Generation/Absorption on Unsteady MHD Convective Flow along a Permeable Stretching/Shrinking Wedge with Thermophoresis and Variable Fluid Properties

open access: yesInternational Journal of Thermofluids, 2022
The effects of magnetic field and heat generation/absorption are investigated along a permeable stretching/shrinking wedge on unsteady MHD forced convective flow with thermophoresis and variable fluid properties.
Mst. Asiya Khatun, Tarikul Islam
doaj   +1 more source

EFFECT OF PRANDTL NUMBER AND DIAMETER RATIO ON LAMINAR NATURAL CONVECTION FROM ISOTHERMAL HORIZONTAL CYLINDRICAL ANNULI

open access: yesDiyala Journal of Engineering Sciences, 2016
A numerical investigation of transient, two-dimensional natural convection in horizontal isothermal cylindrical annuli is performed to investigate the Prandtl number and diameter ratio effect on flow and heat transfer characteristics.
Jasim Abdulateef
doaj   +1 more source

Simulation of Prandtl Nanofluid in the Mixed Convective Flow of Activation Energy with Gyrotactic Microorganisms: Numerical Outlook Features of Micro-Machines

open access: yesMicromachines, 2023
The physiological systems and biological applications that have arisen during the past 15 years depend heavily on the microscale and nanoscale fluxes. Microchannels have been utilized to develop new diagnostic assays, examine cell adhesion and molecular ...
S. S. Zafar   +7 more
doaj   +1 more source

Two-dimensional magnetohydrodynamic turbulence in the small magnetic Prandtl number limit [PDF]

open access: yes, 2012
In this paper we introduce a new method for computations of two-dimensional magnetohydrodynamic (MHD) turbulence at low magnetic Prandtl number $\Pra=\nu/\eta$.
Tobias, Steve   +2 more
core   +1 more source

New Nusselt Number Correlation and Turbulent Prandtl Number Model for Turbulent Convection with Liquid Metal Based on Quasi-DNS Results

open access: yesEnergies
Liquid metal is widely used as the primary coolant in many advanced nuclear energy systems. Prandtl number of liquid metal is much lower than that of the conventional coolant of water or gas. Based on the Reynolds analogy, the turbulent Prandtl number is
Hao Fu   +6 more
doaj   +1 more source

Study on the turbulent Prandtl number model for liquid metal flow and heat transfer in a narrow rectangular channel

open access: yesFrontiers in Energy Research
In order to improve the core power density of liquid metal reactors, plate-type fuel assemblies are typically used, which have obvious advantages in heat transfer capacity.
Zhang Xue   +5 more
doaj   +1 more source

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