Search Results - "MAGNINI, M."

Numerical investigation of hydrodynamics and heat transfer of elongated bubbles during flow boiling in a microchannel by Magnini, M., Pulvirenti, B., Thome, J.R.

“…Flow boiling within microchannels has been explored intensively in the last decade due to their capability to remove high heat fluxes from microelectronic…”
Get full text

Numerical study of the impact of the channel shape on microchannel boiling heat transfer by Magnini, M., Matar, O.K.

“…•The channel shape has a significant impact on the perimetral distribution of the liquid film;•The local values of the Nusselt number are closely related to…”
Get full text

Hydrodynamic and thermal analysis of a micro-pin fin evaporator for on-chip two-phase cooling of high density power micro-electronics by Falsetti, C., Magnini, M., Thome, J.R.

“…•A novel on-chip two-phase cooling method for micro-electronics is experimentally studied.•The thermo-hydraulic performance of a micro-pin fin evaporator is…”
Get full text

Numerical investigation of the influence of leading and sequential bubbles on slug flow boiling within a microchannel by Magnini, M., Pulvirenti, B., Thome, J.R.

“…Multiphase CFD simulations are presently employed to investigate the flow boiling of multiple sequential elongated bubbles in a horizontal microchannel. Most…”
Get full text

Two-phase operational maps, pressure drop, and heat transfer for flow boiling of R236fa in a micro-pin fin evaporator by Falsetti, C., Jafarpoorchekab, H., Magnini, M., Borhani, N., Thome, J.R.

“…•Two-phase flow boiling in a micro-pin fins evaporator is experimentally investigated.•Local fluid temperature and 3D heat conduction are implemented in the…”
Get full text

Proposed models, ongoing experiments, and latest numerical simulations of microchannel two-phase flow boiling by Szczukiewicz, S., Magnini, M., Thome, J.R.

“…•Microchannel flow patterns have an influence on the heat transfer trends.•Steady and well-distributed flows are preferable.•Peculiar microscale effects in…”
Get full text

Characterization of the velocity fields generated by flow initialization in the CFD simulation of multiphase flows by Magnini, M., Pulvirenti, B., Thome, J.R.

“…•The topic of spurious velocities is here revisited in novel theoretical form.•Non-uniform curvature estimations for a circular droplet generate a capillary…”
Get full text

A new flow pattern-based boiling heat transfer model for micro-pin fin evaporators by Falsetti, C., Magnini, M., Thome, J.R.

“…•A prediction model for boiling heat transfer in a micro-pin fin evaporator is proposed.•The model accounts for the development of slug and annular flow…”
Get full text

Dynamics of isolated confined air bubbles in liquid flows through circular microchannels: an experimental and numerical study by Khodaparast, S., Magnini, M., Borhani, N., Thome, J. R.

“…Experimental and numerical studies are performed to characterise the dynamics of isolated confined air bubbles in laminar fully developed liquid flows within…”
Get full text

Pore-scale analysis of the minimum liquid film thickness around elongated bubbles in confined gas-liquid flows by Magnini, M., Beisel, A.M., Ferrari, A., Thome, J.R.

“…•Long bubbles transported by liquid within micro-pores present surface undulations.•The undulations are induced by the interplay among viscous, capillary and…”
Get full text

Meta‐analysis: intradermal vs. intramuscular vaccination against hepatitis B virus in patients with chronic kidney disease by FABRIZI, F., DIXIT, V., MAGNINI, M., ELLI, A., MARTIN, P.

“…Summary Background Dialysis patients have suboptimal response towards hepatitis B virus (HBV) vaccine and intradermal hepatitis B virus vaccination has been…”
Get full text

A CFD study of the parameters influencing heat transfer in microchannel slug flow boiling by Magnini, M., Thome, J.R.

“…Boiling heat transfer in microchannels has been investigated extensively in the last two decades. However, most results from independent experimental studies…”
Get full text

An updated three-zone heat transfer model for slug flow boiling in microchannels by Magnini, M., Thome, J.R.

“…•A physics-based boiling heat transfer model for microchannel slug flow is proposed.•The model estimates the time-dependent and time-averaged heat transfer…”
Get full text

Morphology of long gas bubbles propagating in square capillaries by Magnini, M., Matar, O.K.

“…We present the results of a systematic analysis of the morphology of the thin lubrication film surrounding a long gas bubble transported by a liquid flow in a…”
Get full text

Liquid film distribution around long gas bubbles propagating in rectangular capillaries by Magnini, M., Municchi, F., El Mellas, I., Icardi, M.

“…We present a systematic analysis of the bubble and liquid film dynamics corresponding to the propagation of long, isolated gas bubbles, within rectangular…”
Get full text

Dynamics of long bubbles propagating through cylindrical micro-pin fin arrays by El Mellas, I., Municchi, F., Icardi, M., Magnini, M.

“…The dynamics of two-phase flows confined within complex and non-straight geometries is of interest for a variety of applications such as micro-pin fin…”
Get full text

Numerical investigation of bubble dynamics and flow boiling heat transfer in cylindrical micro-pin-fin heat exchangers by El Mellas, I., Samkhaniani, N., Falsetti, C., Stroh, A., Icardi, M., Magnini, M.

“…Micro-pin-fin evaporators are a promising alternative to multi-microchannel heat sinks for two-phase cooling of high power-density devices. Within pin-fin…”
Get full text

Conjugate heat transfer effects on flow boiling in microchannels by Municchi, F., El Mellas, I., Matar, O.K., Magnini, M.

“…•Heat distributes nonuniformly around the perimeter of microchannels in evaporators.•In single-phase flow, low aspect-ratio channels yield best heat…”
Get full text

Computational study of bubble, thin-film dynamics and heat transfer during flow boiling in non-circular microchannels by Municchi, F., Markides, C.N., Matar, O.K., Magnini, M.

“…Flow boiling in multi-microchannel evaporators is one of the most efficient thermal management solutions for high-power-density applications. However, there is…”
Get full text

Numerical modelling of flow boiling inside microchannels: A critical review of methods and applications by M.B., Darshan, Magnini, M., Matar, O.K.

“…Boiling heat transfer in microchannels has been a very hot topic in heat transfer research over the past two decades, fuelled by the dramatic need for high…”
Get full text