Andrea Pucciarelli
YOU?
Author Swipe
View article: A Straightforward Methodology for the Quantification of Long Chain Branches in Polyethylene by 13C NMR Spectroscopy
A Straightforward Methodology for the Quantification of Long Chain Branches in Polyethylene by 13C NMR Spectroscopy Open
Formation of long chain branches (LCB) in polyethylene (PE), via incorporation of in situ generated vinyl macromonomers, is known to affect material properties dramatically, making their detection and quantification of primary importance. …
View article: Clarifying the Trends of Hydraulic Resistance Parameters for Supercritical Pressure Fluids with the Aid of Cfd
Clarifying the Trends of Hydraulic Resistance Parameters for Supercritical Pressure Fluids with the Aid of Cfd Open
View article: A STATE-OF-THE-ART REVIEW OF THE SUPERCRITICAL WATER-COOLED REACTOR TECHNOLOGY PART I ECONOMICS, THERMALHYDRAULICS, AND SAFETY & LICENSING
A STATE-OF-THE-ART REVIEW OF THE SUPERCRITICAL WATER-COOLED REACTOR TECHNOLOGY PART I ECONOMICS, THERMALHYDRAULICS, AND SAFETY & LICENSING Open
View article: HPC modelling for nuclear safety assessment
HPC modelling for nuclear safety assessment Open
High Performance Computing (HPC) has taken on an increasingly important role in recent years since it enables to model efficiently the complex behaviour of Systems, Components, and Structures (SSCs) and their interactions, and to perform s…
View article: Coupled STH/CFD calculations in support of the upcoming CIRCE-THETIS Experimental Campaign
Coupled STH/CFD calculations in support of the upcoming CIRCE-THETIS Experimental Campaign Open
In the challenge of sustainable energy development, Liquid Metal Fast Reactors (LMFRs) offer a promising solution, utilizing liquid metal coolant for enhanced safety and efficiency. As the world addresses climate change and energy security…
View article: Discussion and perspectives for improvements of heat transfer correlation capabilities for fluids at supercritical pressures
Discussion and perspectives for improvements of heat transfer correlation capabilities for fluids at supercritical pressures Open
View article: The TANDEM Euratom project: Context, objectives and workplan
The TANDEM Euratom project: Context, objectives and workplan Open
View article: CFD analysis of coolant mixing in VVER-1000/V320 reactor pressure vessel
CFD analysis of coolant mixing in VVER-1000/V320 reactor pressure vessel Open
This study presents a code-to-code and model-to-model comparison of coolant mixing in the VVER-1000/V320 Kozloduy Unit 6 nuclear power plant using Computational Fluid Dynamics (CFD). Four different CFD codes were used to simulate coolant m…
View article: Fast Analytics of High-Impact Polypropylene (HIPP)
Fast Analytics of High-Impact Polypropylene (HIPP) Open
High-impact polypropylenes (HIPPs) are complex blends, featuring a crystalline isotactic polypropylene matrix and a dispersed phase consisting of an amorphous ethylene/propylene copolymer (EPR). The relative amount of EPR and its compositi…
View article: Numerical analyses of the CIRCE-THETIS facility by mean of STH and CFD codes
Numerical analyses of the CIRCE-THETIS facility by mean of STH and CFD codes Open
View article: Liquid-Metal Thermal-Hydraulic Numerical Analyses in Support of the Upcoming CIRCE-THETIS Experimental Campaign
Liquid-Metal Thermal-Hydraulic Numerical Analyses in Support of the Upcoming CIRCE-THETIS Experimental Campaign Open
Liquid metal cooled reactors are among the design proposals accepted by the Generation IV International Forum for the fourth generation of nuclear power plants. During the last decade, many European Union (EU) projects started with the goa…
View article: CFD prediction of heat transfer at supercritical pressure with rough walls: Parametric analyses and comparison with experimental data
CFD prediction of heat transfer at supercritical pressure with rough walls: Parametric analyses and comparison with experimental data Open
In this paper, a low-Reynolds number turbulence model developed by the authors in past activities for rough walls is used for predicting heat transfer at supercritical pressure in the presence of different degrees of surface finishing. The…
View article: Numerical prediction of turbulent flow and heat transfer in buoyancy-affected liquid metal flows
Numerical prediction of turbulent flow and heat transfer in buoyancy-affected liquid metal flows Open
View article: Discussion and Perspectives for Improvements of Heat Transfer Correlation Capabilities for Fluids at Supercritical Pressures
Discussion and Perspectives for Improvements of Heat Transfer Correlation Capabilities for Fluids at Supercritical Pressures Open
View article: Characterisation of observed heat transfer deterioration modes at supercritical pressure with the aid of a CFD model
Characterisation of observed heat transfer deterioration modes at supercritical pressure with the aid of a CFD model Open
View article: Characterisation of Observed Heat Transfer Deterioration Modes at Supercritical Pressure with the Aid of a Cfd Model
Characterisation of Observed Heat Transfer Deterioration Modes at Supercritical Pressure with the Aid of a Cfd Model Open
View article: Cfd Prediction of Heat Transfer at Supercritical Pressure with Rough Walls: Parametric Analyses and Comparison with Experimental Data
Cfd Prediction of Heat Transfer at Supercritical Pressure with Rough Walls: Parametric Analyses and Comparison with Experimental Data Open
View article: Characterisation of Observed Heat Transfer Deterioration Modes at Supercritical Pressure with the Aid of a Cfd Model
Characterisation of Observed Heat Transfer Deterioration Modes at Supercritical Pressure with the Aid of a Cfd Model Open
View article: Numerical Simulation of an Out-Vessel Loss of Coolant from the Breeder Primary Loop Due to Large Rupture of Tubes in a Primary Heat Exchanger in the DEMO WCLL Concept
Numerical Simulation of an Out-Vessel Loss of Coolant from the Breeder Primary Loop Due to Large Rupture of Tubes in a Primary Heat Exchanger in the DEMO WCLL Concept Open
This work presents a thermohydraulic analysis of a postulated accident involving the rupture of the breeder primary cooling loop inside a heat exchanger (once through steam generator). After the detection of the loss of pressure inside the…
View article: Overview of a Theory for Planning Similar Experiments with Different Fluids at Supercritical Pressure
Overview of a Theory for Planning Similar Experiments with Different Fluids at Supercritical Pressure Open
The recent advancements achieved in the development of a fluid-to-fluid similarity theory for heat transfer with fluids at supercritical pressures are summarised. The prime mover for the development of the theory was the interest in the de…
View article: Insight into a fluid-to-fluid similarity theory for heat transfer at supercritical pressure: Results and perspectives
Insight into a fluid-to-fluid similarity theory for heat transfer at supercritical pressure: Results and perspectives Open
View article: Coupled system thermal Hydraulics/CFD models: General guidelines and applications to heavy liquid metals
Coupled system thermal Hydraulics/CFD models: General guidelines and applications to heavy liquid metals Open
View article: STH/CFD coupled calculations of postulated transients from mixed to natural circulation conditions in the NACIE-UP facility
STH/CFD coupled calculations of postulated transients from mixed to natural circulation conditions in the NACIE-UP facility Open
View article: Numerical Analysis of the CIRCE-HERO PLOFA Scenarios
Numerical Analysis of the CIRCE-HERO PLOFA Scenarios Open
The present work deals with simulations carried out at the University of Pisa by using the System Thermal Hydraulics code RELAP5/Mod3.3 to support the experimental campaign conducted at the ENEA (Energia Nucleare ed Energie Alternative) Br…
View article: STH/CFD Coupled Simulation of the Protected Loss of Flow Accident in the CIRCE-HERO Facility
STH/CFD Coupled Simulation of the Protected Loss of Flow Accident in the CIRCE-HERO Facility Open
The paper presents the application of a coupling methodology between Computational Fluid Dynamics (CFD) and System Thermal Hydraulic (STH) codes developed at the University of Pisa. The methodology was applied to the CIRCE-HERO facility in…
View article: Analysis of the temperature distribution in the pin bundle of the CIRCE facility
Analysis of the temperature distribution in the pin bundle of the CIRCE facility Open
View article: A successful general fluid-to-fluid similarity theory for heat transfer at supercritical pressure
A successful general fluid-to-fluid similarity theory for heat transfer at supercritical pressure Open
View article: A successful local fluid-to-fluid similarity theory for heat transfer to supercritical pressure fluids: merits and limitations
A successful local fluid-to-fluid similarity theory for heat transfer to supercritical pressure fluids: merits and limitations Open
View article: Simulation of operational conditions of HX-HERO in the CIRCE facility with CFD/STH coupled codes
Simulation of operational conditions of HX-HERO in the CIRCE facility with CFD/STH coupled codes Open
The paper describes the application of a coupled methodology between Fluent CFD code and RELAP5 System Thermal-Hydraulic code developed at the DICI (Dipartimento di Ingegneria Civile e Industriale) of the University of Pisa. The methodolog…
View article: Analysis of thermal stratification phenomena in the CIRCE-HERO facility
Analysis of thermal stratification phenomena in the CIRCE-HERO facility Open