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Heat Transfer Augmentation: Experimental Study with Nanobubbles Technology
Published 2022-01-01“…The natural convection heat transfer rate between hot and cold fluid streams was analyzed with and without the generation of micronanobubbles in the hot fluid. …”
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22
Numerical Analysis of Nanofluids in Differentially Heated Enclosure Undergoing Orthogonal Rotation
Published 2014-01-01“…Natural convection heat transfer in a rotating, differentially heated enclosure is studied numerically in this paper. …”
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23
Fuzzy finite element solution of uncertain convection-diffusion heat transfer for a rectangular plate
Published 2024-12-01“…Finally, it is observed that the width of is more the mean, and the heat input rate is more sensitive than convection heat transfer.…”
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24
The Effective Convectivity Model for Simulation of Molten Metal Layer Heat Transfer in a Boiling Water Reactor Lower Head
Published 2013-01-01“…The PECM model takes into account reduced convection heat transfer in mushy zone and compositional convection that enables simulations of noneutectic binary mixture solidification and melting. …”
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25
Viscous Dissipation Effect in the Free Convection of Non-Newtonian Fluid with Heat Generation or Absorption Effect on the Vertical Wavy Surface
Published 2021-01-01“…The present article analyzes the effect of viscous dissipations on natural convection heat transfer. The power law model for non-Newtonian fluid with heat generation or absorption effect along a sinusoidal wavy surface with isothermal boundary condition is investigated. …”
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26
Similarity Solutions for Flow and Heat Transfer of Non-Newtonian Fluid over a Stretching Surface
Published 2014-01-01“…Similarity solutions are carried out for flow of power law non-Newtonian fluid film on unsteady stretching surface subjected to constant heat flux. Free convection heat transfer induces thermal boundary layer within a semi-infinite layer of Boussinesq fluid. …”
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27
Laminar Wall Jet Flow and Heat Transfer over a Shallow Cavity
Published 2015-01-01“…When Re increases, the maximum temperature contour distributions take place in shallow cavity region and highest convection heat transfer is obtained in heated walls. The finite volume code (FLUENT) is used for solving Navier-Stokes equations and GAMBIT for modeling and meshing.…”
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Studi Experimental Terhadap Perpindahan Kalor Pada Tumbukan Multiple Droplets Dengan Variasi Frekuensi Tetesan
Published 2018-10-01“…It was found that, at higher surface temperature has contributed to the increase of the heat transfer rate and convection heat transfer coefficient. This study suggest that the peak and wetting limit conditions has occurred at the surface temperature of 180°C.…”
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29
Numerical Investigation of Laminar Natural Convection in Inclined Square Enclosure with the Influence of Discrete Heat Source
Published 2015-01-01“…Natural convection heat transfer in a two-dimensional square enclosure at various angles of inclination is investigated numerically using a finite volume based computational procedure. …”
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THE EFFECT OF ZNO/CUO-WATER- HYBRID NANOFLUID CONCENTRATION RATIO ON HEAT TRANSFER CHARACTERISTICS IN ELECTRONIC EQUIPMENT COOLING SYSTEMS
Published 2025-01-01“…The use of hybrid nanofluids CuO-ZnO /distilled water as a cooling medium was tested in this study to determine the characteristics of convection heat transfer. The hybrid nanofluids preparation process was carried out first by dispersing the CuO and ZnO nanofluids using an ultrasonic cleaner for 3 hours and then allowed to settle for 24 hours. …”
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31
Investigating the effect of magnetic field on the slip flow behavior of air-fluid in a rectangular microchannel
Published 2025-03-01“…In a microchannel with asymmetric wall heating, uniform heat flux, and influenced by a uniform magnetic field, the study numerically investigates laminar flow and forced convection heat transfer of a Newtonian fluid. The model assumes a first-order behavior for slip velocity and temperature change at the channel walls. …”
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32
Experimental Investigation of Average Nusselt Number Variations in a Heat Pipe-Evacuated Tube Solar Collector due to Presence of Acetone-Graphene Nanofluid
Published 2025-07-01“…Key performance indicators, such as the average Nusselt number, useful heat output, and convection heat transfer, were calculated. The results indicate that the Nusselt number increased by 10.64% and overall thermal performance improved when utilizing the acetone-graphene nanofluid at a flow rate of 20 L/h under vacuum conditions (-0.6 bar) with a volume fraction of 0.08% nanoparticles. …”
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33
CFD Analysis on the Performance of Twisted Tapes in Horizontal Heat Exchangers for Shower Water Heat Recovery
Published 2025-05-01“…The findings suggest that the wastewater flow convection heat transfer coefficient is between the flow around a cylinder and the flow around a cylinder in a narrow channel. …”
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Study on the Convective Term Discretized by Strong Conservation and Weak Conservation Schemes for Incompressible Fluid Flow and Heat Transfer
Published 2013-01-01“…The numerical results of two convection heat transfer cases indicate that under the same computation conditions, discretizing the convective term by strong conservation scheme would not only obtain a more accurate solution, but also guarantee the stability of computation and the clear physical meaning of the solution. …”
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Numerical Investigation on Charging–Discharging of a PCM Using PV and Thermal Oil for Injera Baking Application
Published 2024-01-01“…The amount of energy discharged from the PCM was 13.1 MJ, and from the thermia oil, it was 3.50 MJ using natural convection heat transfer, and the discharging and overall efficiency of the system were about 50.2% and 46.67%, respectively. …”
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36
Thermal Characteristics of a Stratospheric Airship with Natural Convection and External Forced Convection
Published 2019-01-01“…Though convective heat transfer is one of the main factors that dominate the thermal characteristics of stratospheric airships, there is no specific correlation equations for the calculation of convective heat transfer of airships. …”
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37
Heat transfer analysis of premixed low calorific value landfill gas impinging flame under oxygen and hydrogen enrichment
Published 2025-03-01“…The optimal convective heat transfer is achieved when the target plate is positioned slightly above the tip of the flame cone, while the optimal total heat transfer occurs when the target plate is located approximately 2/3 of the flame cone height. …”
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38
On Stack Reconstruction Problem
Published 2009-08-01“…Coefficients of convective heat transfer at internal and external surfaces of stacks have been determined in the paper. …”
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Flow Simulations Using Two Dimensional Thermal Lattice Boltzmann Method
Published 2012-01-01“…Numerical simulation of two-dimensional convective heat transfer problem is conducted using two-dimensional, nine directional D2Q9 thermal lattice Boltzmann arrangements. …”
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Thermal Effect Monitoring System of Dry-Type Smoothing Reactor
Published 2022-01-01“…By adding the electromagnetic loss density to the temperature field as a heat source, the electromagnetic-thermal multiphysics mapping relationship is established, the convective heat transfer process is more accurately simulated, and the temperature rise calculation is realized. …”
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