...Chuan Ma; Changjing Wang; Dehao Kong; Jiajia Liu; Yaoxuan Guo; Xiaoyan Liu Purpose This paper aims to design a novel truncated branching microchannel heat sink structure to improve thermal performance. Design/methodology/approach Numerical simulations were used to systematically investigate...

...Ozgur Can Gumus; Gokberk Kabacaoglu; Barbaros Cetin Purpose This study aims to present an isogeometric boundary element formulation that stably and accurately models the motion of a droplet with arbitrary viscosity in free flows and microchannel confinements. Design/methodology/approach Like...

...S. Sindhu; Gireesha B.J.; G. Sowmya; Oluwole Daniel Makinde Purpose This study aims to portray the systematic study of hybrid nanofluid with particle shape effect on significant heat transfer enhancement. The steady flow of hybrid nanoliquid in a microchannel with the aid of porous medium has been...

...Alireza Dibaji; Seyed Amin Bagherzadeh; Arash Karimipour Purpose This paper aims to simulate the nanofluid forced convection in a microchannel. According to the results, at high Reynolds numbers and higher nanofluid volume fractions, an increase in the rib height and slip coefficient further...

...Rouhollah Moosavi; Mehdi Banihashemi; Cheng-Xian Lin Purpose This paper aims to numerically investigate the thermal performance evaluation of a microchannel with different porous media insert configurations. Design/methodology/approach Heat transfer and pressure drop of fluid flow through...

...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...

...S. Sindhu; B.J. Gireesha Purpose Thermal features of hybrid nanoliquid consist of Cu–Ti, CuO–TiO₂ and C71500–Ti₆Al₄V/H₂O as hybrid mixtures of nano-sized particles in a base fluid through a microchannel are inspected. In this study, flow model of Darcy...

...S. Sindhu; B.J. Gireesha; G. Sowmya Purpose The influence of radiation on nanoliquid flow through a vertical microchannel in the presence of heat source is examined. This study aims to investigate the efficiency of multi-walled carbon nanotube (MWCNT) considering water and engine oil as base fluid...

...B.J. Gireesha; S. Sindhu Purpose This paper aims to focus on the steady state flow of nanoliquid through microchannel with the aid of internal heat source and different shapes of nanoparticle. The influence of MoS₂ and TiO₂ particles of nano size on flow...

...Marjan Goodarzi; Iskander Tlili; Zhe Tian; Mohammad Reza Safaei Purpose This study aims to model the nanofluid flow in microchannel heat sinks having the same length and hydraulic diameter but different cross-sections (circular, trapezoidal and square). Design/methodology/approach...

...) computational fluid dynamics (CFD) model was used to analyze the distribution of fluid velocities among microchannels at four different aspect ratios. Findings The results showed that at the same inlet flow rate, the larger the aspect ratio of the microchannels, the better the uniformity of the internal...

...Vahid Jaferian; Davood Toghraie; Farzad Pourfattah; Omid Ali Akbari; Pouyan Talebizadehsardari Purpose The purpose of this study is three-dimensional flow and heat transfer investigation of water/Al₂O₃ nanofluid inside a microchannel with different cross-sections in two-phase...

...Ehsan Gholamalizadeh; Farzad Pahlevanzadeh; Kamal Ghani; Arash Karimipour; Truong Khang Nguyen; Mohammad Reza Safaei Purpose This study aims to numerically study the forced convection effects on a two-dimensional microchannel filled with a porous material containing the water/FMWCNT nanofluid...

...Hang Xu; Huang Huang; Xiao-Hang Xu; Qiang Sun Purpose This paper aims to study the heat transfer of nanofluid flow driven by the move of channel walls in a microchannel under the effects of the electrical double layer and slippery properties of channel walls. The distributions of velocity...

... material and provided microchannel heat sink are two common cooling methods. The former is expensive to implement while the latter needs micro-pump, which consumes energy to circulate the flow. The aim of this study is providing a new configuration and method for improving the performance of electronic...

...Navid Ahmadi Cheloii; Omid Ali Akbari; Davood Toghraie Purpose This study aims to numerically investigate the heat transfer and laminar forced and two-phase flow of Water/Cu nanofluid in a rectangular microchannel with oblique ribs with angle of attacks equal to 0-45°. This simulation...

... systems (MEMSs). This paper aims to investigate the effects of different alloy nanoparticles such as AA7075 and Ti6Al4V on microchannel flow of magneto-nanoliquids with partial slip and convective boundary conditions. Flow features are explored with the effects of magnetism and nanoparticle shape. Heat...

...A.A. Avramenko; N.P. Dmitrenko; I.V. Shevchuk; A.I. Tyrinov; V.I. Shevchuk Purpose The paper aims to consider heat transfer in incompressible flow in a rotating flat microchannel with allowance for boundary slip conditions of the first and second order. The novelty of the paper encompasses...

... Esmaeilnejad et al. (2014) investigated the forced and laminar convection heat transfer of non-Newtonian nanofluid in a rectangular microchannel and revealed that heat transfer of non-Newtonian nanofluid significantly increases in inlet area. Keshavarz Moraveji et al. (2012) modeled forced...

...Fakhrodin Lalegani; Mohammad Reza Saffarian; Ahmadreza Moradi; Ebrahim Tavousi Purpose According to very small dimensions of the microchannels, producing a microchannel with smooth surfaces is approximately impossible. The surface roughness can have a specific effect on microchannel performances...