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34 articles for “Forced Convection”
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Forced Convection Heat Transfer Over a Plate Through Jets: A Review
Abstract: In the past two decades, many technical experimental, numerical and mathematical models are being presented by many researchers in India and abroad. A number of related papers are reviewed herein as a review of forced convection heat transfer over flat plate placed under micro multi-nozzle, jets zone and parameters affect the convective heat transfer. Some of them present important correlations for Nusselt number are collected here.Cite this Article Todkar RN, …
Published in Trends in Mechanical Engineering & Technology · Vol. 5, Issue 3, 2015 · pp. 47–50 Read article
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Forced Convection Heat Transfer Through Porous Media: A Review
Abstract: This paper reviews studies on forced convection heat transfer through Porous media. In the last four decades we have seen enormous amount of research work related to the study of heat transfer in porous media. Convective flows in porous media are of vital importance to these processes, thereby generating the need for their full understanding. This review paper includes the effects of pore to throat size ratio, Non-Darcy and dispersion …
Published in Trends in Mechanical Engineering & Technology · Vol. 5, Issue 2, 2015 · pp. 22–27 Read article
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Numerical Investigation of Forced Convection Heat Transfer over a Plate with Nozzle Plate
Abstract: In the past two decades, many technical numerical and mathematical models are being presented by many researchers in India and abroad. A number of related papers are reviewed herein as a review of forced convection heat transfer over flat plate placed under micro multi-nozzle, jets zone and parameters affecting the convective heat transfer. Some of them presenting important correlations for Nusselt number are collected here. Keywords: Correlation, forced convection, heat …
Published in Journal of Thermal Engineering and Applications · Vol. 4, Issue 1, 2017 · pp. 34–40 Read article
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Perforated Forced Convection Peculiarities and Implications
Abstract: Transfer of heat through perforated forced convection within a confined passage on a flat plate is investigated for varying flow speeds. Experimentation relates to the need of comprehensive understanding of complicated heat transference requirement particularly in space propulsion domain. The optimal utilization of perforated enclosures with distinct shapes and sizes is predicted for wide-ranging applications. Systematic experimentation is carried out and effect of controlling parameters is explored. Results indicate that …
Published in Journal of Aerospace Engineering & Technology · Vol. 10, Issue 1, 2020 · pp. 27–46 Read article
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Deductive Group Method for Heat Transfer of Gas Laminar Forced Convection Flow with Variable Physical Property
Abstract: The deductive group transformation technique is applied to derive invariant solutions for laminar forced convection flow having variable physical property. The one-parameter deductive group transformation reduces the number of independent variables by one and hence governing partial differential equation is reduced to ordinary differential equation with appropriate boundary condition. Resulting ordinary differential equation is solved using mathematical software and the results are graphically presented. From the graph, it is observed …
Published in Research & Reviews : Journal of Physics · Vol. 8, Issue 2, 2019 · pp. 52–60 Read article
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Investigation of Forced Convection Heat Transfer Efficiency Using Cuo/Water Nanofluid in A Concentric Tube Heat Exchanger with Helical Coiled Insert
Abstract: An apparatus that uses nanofluid to transport heat is called a heat exchanger. This uses a nanofluid as the working fluid. One can make nanofluid hanging nanoparticles in liquids such as petroleum products, water, oil, ethylene glycol, fluorocarbons, etc. Forced convection heat transfer using CuO/water as a Nanofluid and distilled water as the base fluid has been examined in a concentric tube heat exchanger with helical coiled insert. Tests on …
Published in Journal of Experimental & Applied Mechanics · Vol. 15, Issue 2, 2024 · pp. 27–41 Read article
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Indoor Room Air Conditioning Using Heat Removal from PV Panels
Abstract: The paper describes the characteristics of a novel hybrid system of air conditioning and PV panel used to remove heat from PV panels located on the building roof and to air conditioning the space of the building placed just below. The design of the system is based on the well- known Trombe wall principle with the special characteristic of using a PV panel as front surface “to collect” heat that …
Published in Journal of Refrigeration, Air conditioning, Heating and ventilation · Vol. 7, Issue 3, 2020 · pp. 22–33 Read article
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Analysis of Heat Transfer in a Heat Exchanger with Triangular Fins Using Finite Element Modeling
Abstract: The influence of radiation and convection on a catalytic reactor's triangular heat exchanger fins are examined. Heat escapes from the surface by radiation and convection having being transported by conduction throughout the fin. Convection and radiation enable the fin's tip to lose heat, whereas the base of the fin is kept at a constant high temperature. One of the walls is taken for consideration because of its symmetry and ease …
Published in Journal of Refrigeration, Air conditioning, Heating and ventilation · Vol. 10, Issue 3, 2023 · pp. 16–23 Read article
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CFD Analysis of Effect of Forced Vibration on Heat Transfer in Laminar Flow
Abstract: Vibration of pipes conveying fluid is an important problem present in installations which are normally used in petroleum industries, hydropower systems, food processing industries, chemical plants and hydraulic power systems. Research is needed to further understand and be able to predict the flow behavior and investigate ways of improving their processing. The current work involves the numerical simulation of flow and heat transfer under an externally imposed mechanical vibration. CFD …
Published in Journal of Thermal Engineering and Applications · Vol. 2, Issue 1, 2015 · pp. 1–9 Read article
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Effect of Initial Temperature and Diameter of Ethanol Droplet on Evaporation Dynamics in Convective Air Medium
Abstract: Ethanol is a suitable biofuel as it has fewer toxic emissions and higher-octane numbers. For spray combustion applications, the gas phase motion must be considered while numerically investigating the fundamental aspects of droplet evaporation and combustion processes. Hence, we have numerically simulated the evaporation dynamics of an isolated spherically shaped ethanol droplet under a forced convective air environment in the absence of gravity. The momentum transfer between two phases is …
Published in Journal of Polymer & Composites Read article
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Analysis of Thermodynamic Behavior of a Turbulent Air Flow in a Rectangular Duct
Abstract: Abstract A numerical study of turbulent air flow in a rectangular duct with three plate and waved baffles was investigated. The governing equations, based on the model k-ε realizable used to describe the turbulence, are solved by the finite volume method with the use of the SIMPLE algorithm. The dynamic and thermal structure of the flow was analyzed by the presentation of several parameters, namely, the intensity of turbulence, reports …
Published in Journal of Refrigeration, Air conditioning, Heating and ventilation · Vol. 3, Issue 3, 2016 · pp. 14–23 Read article
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Numerical Simulation of Fluid Flow and Heat Transfer Enhancement in a Circular Wavy Channel
Abstract: The present study focuses on the computation of fully developed flow and heat transfer through a stationary circular wavy-walled duct. The fluid temperature at the channel inlet (Tin) is taken less than that of the walls (Tw). The governing equations are numerically solved in the domain by the control volume approach based on the SIMPLE technique. The circular wavy channel of 2.0 m length are tested in the current work; …
Published in Journal of Thermal Engineering and Applications · Vol. 2, Issue 2, 2015 · pp. 28–35 Read article
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Similarity Solution of Two-dimensional Fluid Flow over a Flat Plate Using Shooting Technique
Abstract: The steady incompressible laminar viscous flow over a flat plate is solved using similarity variable transformed equation. The two-dimensional momentum and forced convection energy equations are reduced to boundary layer equation. These equations are transformed into similarity variable form. The surface of the wall is maintained at constant temperature. Shooting technique is used to solve these equations using Runge-Kutta method, Predictor-Corrector method, Modified Euler method, Adam-Bashforth method and Milne’s method. …
Published in Journal of Experimental & Applied Mechanics · Vol. 10, Issue 2, 2019 · pp. 23–30 Read article
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Enhancement of Thermo-hydraulic Properties of a Novel Composite-Based Spiral Fin Tube Heat Exchanger: An Experimental Investigation
Abstract: It is now crucial for engineers to enhance procedures and boost heat exchanger efficiency. Heat exchanger performance can be significantly enhanced by a variety of methods. Composite-based fins or enlarged surfaces are frequently utilized to increase the air-side heat transfer rate in a variety of heat transfer applications. Because composite materials are lightweight, highly thermally conductive, and resistant to corrosion, they were used. A composite based fin's efficiency is influenced …
Published in Journal of Polymer & Composites · Vol. 13, Issue 5, 2025 · pp. 238–251 Read article
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Effect MFD Viscosity on Bénard–Marangoni Ferroconvection in a Rotating Ferrofluid Layer with Convective Surface Boundary Condition
Abstract: AbstractThe combined effect of Coriolis force due to rotation and magnetic field dependent (MFD) viscosity on the onset of Bénard–Marangoni convection in a horizontal layer of ferrofluid is investigated theoretically. The lower boundary is taken to be rigid–isothermal, while the upper free boundary open to the atmosphere is flat and subject to a convective surface boundary condition. The Galerkin technique is employed to extract the critical stability parameters numerically. It …
Published in Recent Trends in Fluid Mechanics · Vol. 7, Issue 2, 2020 · pp. 12–32 Read article
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Numerical and Experimental Investigation of AlHE30 for Rectangular Finned Cooking Vessel
Abstract: AbstractFins are basically extended surface, which is used to increase the heat transfer rate, this is basically a secondary surface mounted on primary surface to augment heat transfer from it. A numerical study using ANSYS were conducted to optimize fin shape based on base temperature and maximize the heat transfer across the cooking vessel. By investigating fin of (AlHE30) material were conducted experiments the fin of diameter 14 and 195 …
Published in Journal of Thermal Engineering and Applications · Vol. 5, Issue 1, 2018 · pp. 28–36 Read article
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Improving Indoor Room Air Conditioning Using PID Control
Abstract: Energy use in building air conditioning contributes significantly to power demand; therefore, in this work, we propose an improved methodology to achieve comfort conditions through PID control assistance. The project develops a mathematical model based on analytical heat transfer equations for comfort conditions by fulfilling the Fanger equation, considering environmental parameters (ambient temperature), metabolic rate, and people’s physical activity (internal heat generation) to reduce power consumption and improve energy efficiency. …
Published in Journal of Refrigeration, Air conditioning, Heating and ventilation · Vol. 12, Issue 1, 2025 · pp. 1–21 Read article
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Numerical Study on Heat Transfer Enhancement of Laminar Flow through a Circular Tube with Artificial Rib Roughness
Abstract: This work presents the configuration optimization of a typical square roughness in a circular tube for laminar heat transfer in air using computational fluid dynamics (CFD) modelling. Conjugate heat transfer 2D numerical model has been developed and successfully carried out. CFD numerical simulations were carried out to analyze the flow and heat transfer in the air duct of a solar air heater provided with rectangular ribs. The laminar flow model …
Published in Journal of Refrigeration, Air conditioning, Heating and ventilation · Vol. 1, Issue 3, 2014 · pp. 14–19 Read article
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Improving the Efficiency of Solar Cabinet Dryers: A Comprehensive Review
Abstract: Solar cabinet dryers offer an eco-friendly and sustainable solution for drying agricultural products, utilizing solar energy to reduce moisture content. However, to match the performance of conventional drying methods, there is a need to enhance the efficiency of these systems. This research article delves into various strategies to increase the efficiency of solar cabinet dryers, including design optimization, material selection, airflow management, and operational adjustments. Key improvements such as multi-pass …
Published in Journal of Refrigeration, Air conditioning, Heating and ventilation · Vol. 11, Issue 3, 2024 · pp. 22–27 Read article
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Efficiency Measurement of Solar PV Panels
Abstract: With increasing awareness and technology developments, we strive to achieve a greener approach to energy production. Solar panels that use PV cells are popular for converting solar power into electricity. One of the problems in using PV cells to extract energy from sunlight is the temperature effect on PV cells. As the solar panel is heated, the conversion efficiency of light to electrical energy is diminished. Because solar panels can …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 3, Issue 3, 2016 · pp. 13–30 Read article