International Journal of Numerical Methods for Heat & Fluid Flow: Volume 25 Issue 6

Parametric solution of the Rayleigh-Benard convection model by using the PGD: Application to nanofluids

Saeid Aghighi, Amine Ammar, Christelle Metivier, Francisco Chinesta

The purpose of this paper is to focus on the advanced solution of the parametric non-linear model related to the Rayleigh-Benard laminar flow involved in the modeling of natural…

An adaptive GSM-CFD solver and its application to shock-wave boundary layer interaction

Jianyao Yao, Tao Lin, G. R. Liu, C. L Chen

The first purpose of this paper is to design more accurate, efficient and robust gradient smoothing methods (GSMs) for spatial derivative approximations for computational fluid…

Dynamic behaviour of a three fluid heat exchanger subjected to step change in inlet temperature of hot and cold fluids

Veerabhadrappa Kavadiki,   Vinayakaraddy, Meghana H Chaturvedi, Krishna Venkataram, K N Seetharamu

The purpose of this paper is to analyse the dynamic behaviour of a three-fluid heat exchanger subjected to a step change in the temperature and velocity of the fluids at the…

FEM for the 3-D analysis of conjugate conduction-convection heat transfer in cross-flow micro heat exchangers

Carlo Nonino, Stefano Savino, Stefano Del Giudice

The purpose of this paper is to develop a simplified but accurate finite element procedure for the analysis of the conjugate conduction-convection heat transfer in cross-flow…

High-order interpolation schemes for shear instability simulations

Shooka Karimpour Ghannadi, Vincent H. Chu

The purpose of this paper is to evaluate the performance of a numerical method for the solution to shallow-water equations on a staggered grid, in simulations for shear…

Finite element dynamical subgrid-scale model for low Mach number flows with radiative heat transfer

Matias Avila, R Codina, Javier Principe

The purpose of this paper is to present a finite element approximation of the low Mach number equations coupled with radiative equations to account for radiative heat transfer…

Thermal simulations in support of multi-scale co-design of energy efficient information technology systems

Yogendra Joshi, Banafsheh Barabadi, Rajat Ghosh, Zhimin Wan, He Xiao, Sudhakar Yalamanchili, Satish Kumar

Information technology (IT) systems are already ubiquitous, and their future growth is expected to drive the global economy for the next several decades. However, energy…

Hybrid numerical methods combining discretized multidimensional and segmented-quasi-one-dimensional models for simulating thermofluid systems

Alexandre Lamoureux, Bantwal R. (Rabi) Baliga

The purpose of this paper is to first present the key features of hybrid numerical methods that enable cost-effective simulations of complex thermofluid systems, and then…

Human heart preservation analyses using convective cooling

Abas Abdoli, George S. Dulikravich, Chandrajit L Bajaj, David F Stowe, Salik M Jahania

Currently, human hearts destined for transplantation can be used for 4.5 hours which is often insufficient to test the heart, the purpose of this paper is to find a compatible…

Analysis of conjugated heat transfer in micro-heat exchangers via integral transforms and non-intrusive optical techniques

Diego C. Knupp, Carolina Palma Naveira-Cotta, Adrian Renfer, Manish K. Tiwari, Renato M Cotta, Dimos Poulikakos

The purpose of this paper is to employ the Generalized Integral Transform Technique in the analysis of conjugated heat transfer in micro-heat exchangers, by combining this hybrid…

Modeling and optimization of an incinerator plant for the reduction of the environmental impact

Michela Costa, Vanessa Indrizzi, Nicola Massarotti, Alessandro Mauro

The purpose of this paper is to optimize the performance of an incinerator plant in terms of NO emissions and temperature of particles 2 s after the last air injection, which must…

Local radial basis function collocation method for linear thermoelasticity in two dimensions

Boštjan Mavrič, Božidar Šarler

The purpose of this paper is to upgrade our previous developments of Local Radial Basis Function Collocation Method (LRBFCM) for heat transfer, fluid flow and electromagnetic…

Guest editorial

Bozidar Sarler, Nicola Massarotti, P Nithiarasu