Mauro Mameli
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View article: Experimental and numerical studies of the pulsating heat pipe stopover regime
Experimental and numerical studies of the pulsating heat pipe stopover regime Open
View article: Pressure drop study of two-phase flows under condensation within capillary tubes
Pressure drop study of two-phase flows under condensation within capillary tubes Open
In the present study, an experimental investigation of pressure drops in two-phase flows within capillary tubes operating at low mass flow rates under condensation conditions was conducted. The primary objective was to understand the mecha…
View article: Self-Deployable pulsating heat pipe concept based on a shape memory alloy actuator
Self-Deployable pulsating heat pipe concept based on a shape memory alloy actuator Open
The concept of a self-deployable Pulsating Heat Pipe (PHP) actuated by Shape Memory Alloy (SMA) is shown in the present paper. The system exploits the heat source to activate both the two-phase flow in the PHP and the shape memory effect i…
View article: Thermo-Fluidic Characterization of a Deployable Pulsating Heat Pipe Tested at Different Gravity Levels
Thermo-Fluidic Characterization of a Deployable Pulsating Heat Pipe Tested at Different Gravity Levels Open
View article: Self-Deployable Pulsating Heat Pipe Actuated by a Shape Memory Alloy: Concept and Thermo-Mechanical Characterization of the Actuator
Self-Deployable Pulsating Heat Pipe Actuated by a Shape Memory Alloy: Concept and Thermo-Mechanical Characterization of the Actuator Open
View article: The DEPLOY! Project: Development of a Deployable Pulsating Heat Pipe experiment on a parabolic flight
The DEPLOY! Project: Development of a Deployable Pulsating Heat Pipe experiment on a parabolic flight Open
DEPLOY! Project aims at analysing the behaviour of Deployable Pulsating Heat Pipe (PHP) shaped as a helicoidal torsional spring in the adiabatic section on board a Parabolic Flight platform. A PHP is a passive thermal control device where …
View article: Toward Low Earth Orbit (LEO) Applications: the Scientific Journey of the ''Space Pulsating Heat Pipe'' Experiments
Toward Low Earth Orbit (LEO) Applications: the Scientific Journey of the ''Space Pulsating Heat Pipe'' Experiments Open
This paper shortly summarises the experimental results obtained since 2011 by a large European academic consortium for the scientific conceptualisation, the definition of the technical requirements, the generation of experimental data, and…
View article: Innovative experimental approach for the dynamic Multi-Variable investigation of Pulsating heat Pipes
Innovative experimental approach for the dynamic Multi-Variable investigation of Pulsating heat Pipes Open
Pulsating Heat Pipes (PHP) are passive two-phase heat transfer devices characterized by a simple structure and high heat transfer capabilities. Despite this, their large-scale application is still hindered by the actual unpredictability of…
View article: Estimation of the local instantaneous heat flux inside a pulsating heat pipe for space applications
Estimation of the local instantaneous heat flux inside a pulsating heat pipe for space applications Open
Pulsating Heat Pipes (PHP) are promising and effective passive two-phase heat transfer devices in terms of high heat transfer capability, efficient thermal control, adaptability and low cost and therefore they have been extensively studied…
View article: Heat transfer delay method for the fluid velocity evaluation in a multi-turn pulsating heat pipe
Heat transfer delay method for the fluid velocity evaluation in a multi-turn pulsating heat pipe Open
A multi-turn closed loop pulsating heat pipe made of aluminium is tested in vertical bottom heated mode and
\ndifferent condenser temperatures with the aim of providing quantitative information regarding its flow dynamics
\nthrough a novel…
View article: Experimental analysis of the thermal energy storage potential of a phase change material embedded in additively manufactured lattice structures
Experimental analysis of the thermal energy storage potential of a phase change material embedded in additively manufactured lattice structures Open
View article: Experimental analysis and transient numerical simulation of a large diameter pulsating heat pipe in microgravity conditions
Experimental analysis and transient numerical simulation of a large diameter pulsating heat pipe in microgravity conditions Open
View article: Heat Transfer Delay Method for the Average Fluid Velocity Evaluation in a Multi-Turn Pulsating Heat Pipe
Heat Transfer Delay Method for the Average Fluid Velocity Evaluation in a Multi-Turn Pulsating Heat Pipe Open
View article: Heat Transfer Delay Method for the Fluid Velocity Evaluation in a Multi-Turn Pulsating Heat Pipe
Heat Transfer Delay Method for the Fluid Velocity Evaluation in a Multi-Turn Pulsating Heat Pipe Open
View article: Innovations in pulsating heat pipes: From origins to future perspectives
Innovations in pulsating heat pipes: From origins to future perspectives Open
View article: Experimental validation of a Pulsating Heat Pipe transient model during the start-up in micro-gravity environment
Experimental validation of a Pulsating Heat Pipe transient model during the start-up in micro-gravity environment Open
International audience
View article: On the use of shape memory alloys for deployable passive heat radiators in space satellites
On the use of shape memory alloys for deployable passive heat radiators in space satellites Open
The present work presents a multifunctional structure for space engineering application part of the TOPDESS project, funded by ESA. The main aim of the project is the design of a thermal control device able to deploy through passive actuat…
View article: Thermal characterization of a multi-turn pulsating heat pipe in microgravity conditions: Statistical approach to the local wall-to-fluid heat flux
Thermal characterization of a multi-turn pulsating heat pipe in microgravity conditions: Statistical approach to the local wall-to-fluid heat flux Open
View article: Metal foam/PCM melting evolution analysis: Orientation and morphology effects
Metal foam/PCM melting evolution analysis: Orientation and morphology effects Open
View article: Simulations of paraffine melting inside metal foams at different gravity levels with preliminary experimental validation
Simulations of paraffine melting inside metal foams at different gravity levels with preliminary experimental validation Open
In this work, the results of a numerical code based on the porous media Local Thermal Non-Equilibrium (LTNE) and the apparent heat capacity methods, are compared with experiments aiming at a preliminary validation. The test cell consists i…
View article: Flow characterization of a pulsating heat pipe through the wavelet analysis of pressure signals
Flow characterization of a pulsating heat pipe through the wavelet analysis of pressure signals Open
View article: PREFACE: THERMAL-FLUID DYNAMICS OF MULTIPHASE FLOW
PREFACE: THERMAL-FLUID DYNAMICS OF MULTIPHASE FLOW Open
View article: Inverse heat transfer analysis of a Pulsating Heat Pipe for space applications tested on board a parabolic flight
Inverse heat transfer analysis of a Pulsating Heat Pipe for space applications tested on board a parabolic flight Open
View article: Start-Up and Operation of a 3D Hybrid Pulsating Heat Pipe on Board a Sounding Rocket
Start-Up and Operation of a 3D Hybrid Pulsating Heat Pipe on Board a Sounding Rocket Open
View article: Infrared analysis of the two phase flow in a single closed loop pulsating heat pipe
Infrared analysis of the two phase flow in a single closed loop pulsating heat pipe Open
View article: Infrared analysis and pressure measurements on a single loop pulsating heat pipe at different gravity levels
Infrared analysis and pressure measurements on a single loop pulsating heat pipe at different gravity levels Open
A Single Loop Pulsating Heat Pipe (SLPHP) with an inner diameter of 2 mm is tested in hyper/micro gravity conditions during the 68th ESA Parabolic Flight Campaign. The system is designed with two sapphire tubes that connect the heated and …
View article: Fluid-flow pressure measurements and thermo-fluid characterization of a single loop two-phase passive heat transfer device
Fluid-flow pressure measurements and thermo-fluid characterization of a single loop two-phase passive heat transfer device Open
A Novel Single Loop Pulsating Heat Pipe (SLPHP), with an inner diameter of 2 mm, filled up with two working fluids (Ethanol and FC-72, Filling Ratio of 60%), is tested in Bottom Heated mode varying the heating power and the orientation. Th…
View article: The U-PHOS experience within the ESA student REXUS/BEXUS programme: A real space hands-on opportunity
The U-PHOS experience within the ESA student REXUS/BEXUS programme: A real space hands-on opportunity Open
U-PHOS (Upgraded PHP Only for Space) is a project developed by a team of students from the University of Pisa with the goal to analyze and characterize the behavior of a Pulsating Heat Pipe (PHP), one of the most attractive two phases pass…
View article: Hybrid Pulsating Heat Pipe for space applications with non-uniform heating patterns: Ground and microgravity experiments
Hybrid Pulsating Heat Pipe for space applications with non-uniform heating patterns: Ground and microgravity experiments Open
View article: Numerical Analysis of a Paraffin/Metal Foam Composite for Thermal Storage
Numerical Analysis of a Paraffin/Metal Foam Composite for Thermal Storage Open
In the last decade, the use of Phase Change Materials (PCMs) as passive thermal energy storage has been widely studied both analytically and experimentally. Among the PCMs, paraffins show many advantages, such as having a high latent heat,…