...Renu Jindal; Kushal Sharma Purpose This study aims to investigate the optimization of heat transfer over a wedge-shaped surface resulting from non-Newtonian fluid flow. The Reiner–Philippoff model is used to demonstrate the rheology of a non-Newtonian fluid. Magnetic-field and thermal-radiation...

... a permeable shrinking surface. Thi study applies the modified Buongiorno model, which accounts for Brownian motion, thermophoresis, gyrotactic microorganisms and radiation. The main aim is to analyze the thermal characteristics of current flow and to determine the optimal nanoparticle composition...

...Mokhtar Ferhi; Bouchmel Mliki; Rached Miri; Ridha Djebali; Hamza Faraji; Mohamed Ammar Abbassi Purpose This study aims to optimize energy transfer and thermodynamic irreversibility in a nanofluid-cooled micro-heat-exchanger ( MHE ) with jet flow. It analyzes the effects of Richardson number (Ri...

... industry shifts toward more electric aircraft (MEA), the ECS is undergoing a change in its power source, moving from engine bleed air to electric power. As the industry moves toward electric power, it is crucial to address the challenges associated with power optimization for electric-driven ECS (EECS...

...Faraz Afshari Purpose The purpose of this study is to develop and evaluate a novel solar still system integrating external solar heating and condensation units, comparing its performance with traditional methods through experimental and numerical analyses to optimize clean water production...

...Simon Bagy; Michel Libsig; Bastien Martinez; Baptiste Masse Purpose This paper aims to describe the use of optimization approaches to increase the range of near-future howitzer ammunition. Design/methodology/approach The performance of a gliding projectile concept is assessed using...

... optimal shapes with a drag reduction of about 13 and 34 drag counts. Viswanath et al. (2011) developed the generative topographic mapping (GTM) dimensionality reduction method, which is based on non-linear latent variable models. It aims to transform a high-dimensional space into a low...

... Nu rises by about 29% and 7% for flat and wavy cases. Porous layer permeability is an effective way of controlling the cooling performance while up to 44.5% variations in the average Nu is obtained by varying its value. An optimization routine is used to achieve the highest cooling rate while...

..., several options, including applied voltage and cooling water temperature, were considered simultaneously and their effects on performance have been tested. It was found that under such studies, optimization work should be done to evaluate maximum performance in different working conditions...

... are favored as they conform to the blades’ slender profile and limited volume. Their optimization is carried out here taking into account, for the first time, the highly three-dimensional (3D) nature of the flow and ice accretion, in contrast to the current state-of-the-art that is limited to two-dimensional...

... Licensed re-use rights only Heat sink Heat transfer Cooling systems Thermal management Electric field Optimization b = charge mobility, [m²⋅V⁻¹⋅s⁻¹]; C_p = average specific heat capacity...

... increases with increasing the Reynolds number and slip coefficient. Afterwards, a non-parametric function estimation is performed relying on the artificial neural network. Originality/value Finally, the Genetic Algorithm was used to establish a set of optimal decision parameters for the problem...

...Jiahao Wang; Guodong Xia; Ran Li; Dandan Ma; Wenbin Zhou; Jun Wang Purpose This study aims to satisfy the thermal management of gallium nitride (GaN) high-electron mobility transistor (HEMT) devices, microchannel-cooling is designed and optimized in this work. Design/methodology/approach...

... is reduced so that the final design and boundary conditions may be determined. Optimization methods that may be used to reduce the uncertainty and to select locations for experimental data and for minimizing the error are presented. A few examples of thermal systems are given to illustrate the applicability...

...Xiong Xiang; Yu Fan; Wei Liu; Aiwu Fan Purpose The purpose of this paper is to compare the thermal resistances between optimized gallium- and water-based heat sinks to show which one is superior. Design/methodology/approach Taking the thermal resistances of heat sinks as the goal function...

..., volume fraction of nanoparticles, type of nanoparticles and fluid inlet temperature on heat transfer efficiency. Originality/value After presenting the results derived from the fluid numerical simulation and finding the optimal performance conditions using a genetic algorithm, it was found that water...

...Franck Mastrippolito; Stephane Aubert; Frédéric Ducros; Martin Buisson Purpose This paper aims to improve the radial basis fuction mesh morphing method. During a shape optimization based on computational fluid dynamic (CFD) solvers, the mesh has to be changed. Two possible strategies are re...

...Peyman Maghsoudi; Sadegh Sadeghi; Qingang Xiong; Saiied Mostafa Aminossadati Purpose Because of the appreciable application of heat recovery systems for the increment of overall efficiency of micro gas turbines, promising evaluation and optimization are crucial. This paper aims to propose a multi...

...Grégory Millot; Olivier Scholz; Saïd Ouhamou; Mathieu Becquet; Sébastien Magnabal Purpose The paper deals with research activities to develop optimization workflows implying computational fluid dynamics (CFD) modelling. The purpose of this paper is to present an industrial and fully-automated...

... = 0 Momentum equations: Optimization Laminar flow Pressure drop Dimension ratio Trapezoidal microchannel Microchannels are used in cooling systems for electronic devices and heat exchangers (Hedayati and Domairry, 2015 ; Malvandi et al., 2016 ; Hedayati et al...