Results 81 to 90 of about 8,289 (186)

Effects of viscous dissipation over an unsteady stretching surface embedded in a porous medium with heat generation and thermal radiation

open access: yesInternational Journal of Applied Mechanics and Engineering
This work analyzes the impact of viscous dissipation on an unstable stretching surface in a porous medium with heat generation and thermal radiation—an important factor for numerous engineering applications like cooling baths and plastic sheets.
Samuel Oluyemi Owoeye   +3 more
doaj   +1 more source

The Effects of Vortex Generator Types on Heat Transfer and Flow Structure in a Rectangular Duct Flows

open access: yesAl-Khawarizmi Engineering Journal, 2008
In this numerical study a detailed evaluation of the heat transfer characteristics and flow structure in a laminar and turbulent flow through a rectangular channel containing built-in of different type vortex generator has been a accomplished in a range ...
Laith J.H   +2 more
doaj   +2 more sources

Experimental Study on Horizontal Cylinders with Triangular Fins under Natural Convection

open access: yesEnergies, 2018
In this study, thermal resistances of horizontal cylinders with triangular fins were measured in regard to fin numbers, fins heights, and temperature differences.
Gu-Won Lee   +2 more
doaj   +1 more source

Experimental Investigation of Forced Convection in Plain or Partly Inserted Square Channel with Porous Media

open access: yesJournal of Engineering
Several techniques are used to improve the channels' heat transfer coefficient and Nusselt number. One of the methods used for these improvements is porous media (PM).
Sarmad A. Ali, Suhad A. Rasheed
doaj   +1 more source

Effects of inlet velocity profile and swirl on the cooling characteristics of a laminar jet

open access: yesDiscover Mechanical Engineering
The outcomes of numerical and experimental studies performed on a laminar circular swirling jet impinging on a flat surface is presented. In the numerical studies the computational domain is three-dimensional, which aids in predicting the complexity of ...
Vivek Mathew Jose
doaj   +1 more source

EFFECT OF DIFFERENT THERMAL BOUNDARY CONDITIONS AT BOTTOM WALL ON NATURAL CONVECTION IN CAVITIES [PDF]

open access: yesJournal of Engineering Science and Technology, 2011
Natural convection in cavities is studied numerically using a finite volume based computational procedure. The enclosure used for flow and heat transfer analysis has been bounded by adiabatic top wall, constant temperature cold vertical walls and a ...
ASWATHA   +3 more
doaj  

Optimization of two-wheeler Bike engine among three different designs using design of experiments

open access: yesHeliyon
This research presents the results of a fin heat transfer study of three different models of the motorcycle engine. The objective of this study is to minimize the external body temperature because the optimum design will be found when the heat transfer ...
Manish Dadhich   +6 more
doaj   +1 more source

Buoyancy Driven Heat Transfer in Cavities Subjected to Thermal Boundary Conditions at Bottom Wall

open access: yesJournal of Applied Fluid Mechanics, 2012
Natural convection in cavities is studied numerically using a finite volume based computational procedure. The enclosure used for flow and heat transfer analysis has been bounded by adiabatic top wall, constant temperature cold vertical walls and a ...
b aswath   +3 more
doaj  

INVESTIGATION OF CONVECTION HEAT TRANSFER FOR HIGH INTEGRAL FINNED TUBE HEAT EXCHANGER

open access: yesJournal of Engineering and Sustainable Development, 2019
The numerical investigation has been performed in this work to evaluate the performance of a triangular finned tube heat exchanger. In numerical work, the effect of space (2.5, 3 and 3.5 mm) distance between every two finned shaped and the volumetric ...
Muna Sabah Kassim, Hadeer Sattar Gaber
doaj  

Heat Transfer Coefficients Analysis in a Helical Double-Pipe Evaporator: Nusselt Number Correlations through Artificial Neural Networks. [PDF]

open access: yesEntropy (Basel), 2019
Parrales A   +6 more
europepmc   +1 more source

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