Results 111 to 120 of about 50,883 (231)

A numerical study of the longitudinal thermoconvective rolls in a mixed convection flow in a horizontal channel with a free surface

open access: yes, 2012
This paper presents a numerical study of three-dimensional laminar mixed convection within a liquid flowing on a horizontal channel heated uniformly from below. The upper surface is free and assumed to be flat.
Bammou, Lahcen   +5 more
core   +1 more source

New asymptotic heat transfer model in thin liquid films

open access: yes, 2017
In this article, we present a model of heat transfer occurring through a li\-quid film flowing down a vertical wall. This new model is formally derived using the method of asymptotic expansions by introducing appropriately chosen dimensionless variables.
Chhay, Marx   +3 more
core   +2 more sources

Entropy Generation Analysis due to Permeable Exponential Stretching in Boundary Layer Flows

open access: yesHeat Transfer, Volume 55, Issue 2, Page 781-796, March 2026.
ABSTRACT Entropy generation represents the irreversible loss of useful energy in thermal–fluid systems, directly reducing efficiency in applications, such as microelectronics cooling, nanofluid‐based heat exchangers, and polymer processing. This study investigates entropy generation in a two‐phase viscoelastic nanofluid flow over a permeable ...
Khodani Sherrif Tshivhi   +1 more
wiley   +1 more source

Ultrathin Freestanding MoSiN Nanocomposite Membranes as Efficient High‐Temperature Mid‐Infrared Thermal Emitters

open access: yesSmall, Volume 22, Issue 17, 20 March 2026.
Ultrathin freestanding MoSiN nanocomposite membranes are developed as stable and efficient mid‐infrared emitters for gas sensing under extreme thermal conditions. A 12 nm‐thick membrane combines intermetallic phases for enhanced IR absorption with a dielectric phase for mechanical stability.
Reethu Sebastian   +3 more
wiley   +1 more source

Lattice Boltzmann simulation of magnetic field effects on nanofluid [PDF]

open access: yes, 2014
This paper was presented at the 4th Micro and Nano Flows Conference (MNF2014), which was held at University College, London, UK. The conference was organised by Brunel University and supported by the Italian Union of Thermofluiddynamics, IPEM, the ...
4th Micro and Nano Flows Conference (MNF2014)   +2 more
core  

Investigating the Effect of Internal Waves on Vertical Ice Melting Rates

open access: yesJournal of Geophysical Research: Oceans, Volume 131, Issue 3, March 2026.
Abstract Polar ice sheets are losing mass as a result of ocean‐driven melting processes and thus affecting global climate and sea level. Understanding the relevant dynamics and interactions at the ice‐ocean interface is crucial to developing more accurate sea‐level rise projections, but key ocean processes have not yet been considered in detail.
James K. Sweetman   +2 more
wiley   +1 more source

In-situ U-value-measurements of wood frame roofs: analysis of deviations between measured and design performance [PDF]

open access: yes, 2013
The hygrothermal performance of various lightweight sloped roof designs was monitored in the KULeuven VLIET testbuilding for 2 years (Janssens et al. 1998). One of the aims of the investigation was to evaluate whether the design U-value of 0.18 W/m²K was
Janssens, Arnold
core   +1 more source

OPTIMAL NETWORK ARCHITECTURE FOR NUSSELT NUMBER AND FRICTION FACTOR

open access: yesEJOVOC Electronic Journal of Vocational Colleges, 2015
This present research uses artifical neural networks (ANNs) to determine Nusselt numbers and friction factors for nine different baffle plate inserted tubes. MATLAB toolbox was used to search better network configuration prediction by using commonly used multilayer feed-forward neural networks (MLFNN) with back propagation (BP) learning algorithm with ...
openaire   +4 more sources

Optimization of two-wheeler Bike engine among three different designs using design of experiments

open access: yesHeliyon
This research presents the results of a fin heat transfer study of three different models of the motorcycle engine. The objective of this study is to minimize the external body temperature because the optimum design will be found when the heat transfer ...
Manish Dadhich   +6 more
doaj   +1 more source

An experimental study on heat transfer and pressure drop of MTHE [PDF]

open access: yes, 2011
This paper was presented at the 3rd Micro and Nano Flows Conference (MNF2011), which was held at the Makedonia Palace Hotel, Thessaloniki in Greece.
3rd Micro and Nano Flows Conference (MNF2011)   +3 more
core  

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