[HTML][HTML] Experimental investigation on the effects of the geometry of microchannels based heat sinks on the flow boiling of HFE-7100

G Marseglia, MG De Giorgi, DS Carvalho… - Applied Thermal …, 2024 - Elsevier
In this paper, nine Microchannel Heat sinks (MCHs) all with channel lengths of 20 mm and
heights of 1 mm but with different aspect ratios 1.33; 2 and 4, wall thicknesses 0.25–0.75 …

Low Weber number droplet impact on heated hydrophobic surfaces

J Li, PB Weisensee - Experimental Thermal and Fluid Science, 2022 - Elsevier
This study investigates low Weber number droplet impact on heated hydrophobic surfaces.
Using synchronized high-speed optical and infrared (IR) imaging, we correlate the droplet …

Pool boiling of nanofluids on biphilic surfaces: an experimental and numerical study

E Freitas, P Pontes, R Cautela, V Bahadur, J Miranda… - Nanomaterials, 2021 - mdpi.com
This study addresses the combination of customized surface modification with the use of
nanofluids, to infer on its potential to enhance pool-boiling heat transfer. Hydrophilic …

An experimental investigation into the spread and heat transfer dynamics of a train of two concentric impinging droplets over a heated surface

G Guggilla, R Narayanaswamy, A Pattamatta - Experimental Thermal and …, 2020 - Elsevier
Extensive studies of two concentric droplets consecutively impinging over a thin heated foil
surface are carried out to compare the spread and heat transfer dynamics of a single drop …

Fluid flow and heat transfer in microchannel devices for cooling applications: Experimental and numerical approaches

P Pontes, I Gonçalves, M Andredaki… - Applied Thermal …, 2023 - Elsevier
Microchannel heat sinks are pointed to have a great potential in cooling systems. This paper
presents a systematic study to develop a microchannel heat sink to be used in cooling …

Thermofluid characterization of nanofluids in spray cooling

G Marseglia, M Sanches, APC Ribeiro… - Applied Thermal …, 2022 - Elsevier
The current study addresses a parametric characterization of nanofluid sprays as a way to
improve the thermal performance of spray cooling systems. The nanofluids are prepared …

Simulation on a three-dimensional collision of a moving droplet against a moving super-hydrophobic particle

G Wu, S Chen, W Du, S Zhai, S Zeng, Y Yu, W Zhou - Powder Technology, 2022 - Elsevier
The present work focuses on a three-dimensional (3D) collision of a moving droplet against
a moving super-hydrophobic particle under gravity, by the lattice Boltzmann method (LBM) …

Experimental description of bubble dynamics and heat transfer processes occurring on the pool boiling of water on biphilic surfaces

P Pontes, R Cautela, E Teodori, AS Moita… - Applied Thermal …, 2020 - Elsevier
This study concerns the detailed description of the fluid dynamics and heat transfer
mechanisms occurring during single bubble nucleation on biphilic surfaces …

Heat transfer process in the collision of high-temperature aluminum droplets with an inclined wall

C Li, S Han, Y Fu, F Li, W Bai, C Hu - Acta Astronautica, 2024 - Elsevier
The heat transfer process occurring when high-temperature aluminum droplets collide with a
solid surface is investigated via numerical simulation and experimentation. The wall …

Experimental investigation on heat transfer and pressure drop of internal flow in corrugated tubes

F Andrade, AS Moita, A Nikulin, ALN Moreira… - International Journal of …, 2019 - Elsevier
The operating conditions of the pre-heater zone of an automotive vehicle waste heat recover
heat exchanger occurs in, or close to, the transitional flow regime. For such an application …