Browsing by Author "Schillaci, Eugenio"
Now showing items 1-20 of 23
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A CFD-based surrogate model for predicting flow parameters in a ventilated room using sensor readings
(2022-07-01)
Article
Restricted access - publisher's policyIn this work, we develop a computational fluid dynamics (CFD)-based surrogate model, which predicts flow parameters under different geometrical configurations and boundary conditions in a benchmark case of a mechanically ... -
A free surface model for the numerical simulation of oscillating water column systems
(International Association for Computational Mechanics (IACM), 2014)
Conference report
Restricted access - publisher's policyThe aim of this work is to propose and validate a numerical model that represents the hydrodynamic behavior of an Oscillating Water Column (OWC) device, that has been shown to be one of the most promising ways to extract ... -
A level-set aided single-phase model for the numerical simulation of free-surface flow on unstructured meshes
(Elsevier, 2016-11-25)
Article
Open AccessA new single-phase scheme for the numerical simulation of free-surface problems on 3-D unstructured meshes is presented. The flow field is obtained from the discrete solution of the incompressible Navier-Stokes equations, ... -
A low-dissipation convection scheme for the stable discretization of turbulent interfacial flow
(Elsevier, 2017-08-10)
Article
Open AccessThis paper analyzes a low-dissipation discretization for the resolution of immiscible, incompressible multiphase flow by means of interface-capturing schemes. The discretization is built on a three-dimensional, unstructured ... -
A numerical set-up for the simulation of infection probability from SARS- CoV-2 in public transport vehicles
(Scipedia, 2022)
Conference report
Open AccessIn this work, a numerical framework aimed at simulating the transport of contaminants and infectious agents within a closed domain is presented. The method employs mature CFD algorithms to calculate air fields with reasonable ... -
A numerical study of liquid atomization regimes by means of conservative level-set simulations
(Elsevier, 2019-01-30)
Article
Open AccessIn this work, a conservative level-set finite-volume solver for interface-capturing is employed to perform the direct numerical simulation of Liquid Jets discharging into a quiescent air chamber. The scope is to propose a ... -
Air Conditioning in Public Transport Vehicles. Numerical Simulation of Contaminants Transport and Infection Probability
(Purdue University, 2022)
Conference report
Restricted access - publisher's policyIn this work, a numerical set-up is built to perform transient numerical simulations of air flow and contaminant transport within transport vehicles. In particular the case of a urban bus is proposed and analysed in detail, ... -
Air ejector analysis in normal and abnormal modes, oriented to control purposes in aircraft systems
(European Conference for AeroSpace Sciences (EUCASS), 2022)
Conference report
Restricted access - publisher's policyThe integration of Ultra High Bypass Ratio (UHBR) engines introduces important restrictions of space for the aircraft pylon, and as a consequence on the embedded bleed air system. Under this scenario, a reduction of the ... -
Analysis of high-order interpolation schemes for solving linear problems in unstructured meshes using the finite volume method
(Scipedia, 2022)
Conference report
Open AccessFinite-volume strategies in fluid-structure interaction problems would be of crucialvimportance in many engineering applications such as in the analysis of reed valves in reciprocating compressors. The efficient implementation ... -
Direct numerical simulation of multiphase flows with unstable interfaces
(Institute of Physics (IOP), 2016-09-01)
Article
Open AccessThis paper presents a numerical model that intends to simulate efficiently the surface instability that arise in multiphase flows, typically liquid-gas, both for laminar or turbulent regimes. The model is developed on the ... -
DNS of multiphase flows: study of atomization and free-surface phenomena
(Universitat Politècnica de Catalunya, 2017-12-11)
Doctoral thesis
Open AccessThe present thesis focuses on the numerical analysis of some diverse physical set-up that involve the interaction of two -or three immiscible and incompressible phases. The simulations are carried out by means of finite-volume ... -
Effectiveness of adaptive mesh refinement strategies in the DNS of multiphase flows
(Begell House, 2015)
Conference report
Restricted access - publisher's policyIn this work, a finite-volume Adaptive Mesh Refinement (AMR) method for two phase flows able to dynamically achive the required mesh size in specific parts of the domain has been developed. The Navier-Stokes equations for ... -
Evaluation of the Lubrication Regime for Rotary Compressors. Influence of Thermal Expansions on the Minimum Film Thickness.
(Purdue University, 2022)
Conference report
Restricted access - publisher's policyIn this work, the lubrication regime of a rotary compressor is studied in the regions of the roller, cylinder, shaft, and bearings. A code is programmed so it can solve multiple cases with different suction-discharge ... -
Experimental and numerical analysis of reed valve movement in an impact fatigue test system and reciprocating compressors
(Purdue University, 2021)
Conference report
Restricted access - publisher's policyDuring operation of a reciprocating compressor, its flapper valve opens to allow the passage of gases and closes by striking against the valve impact plate. This reed valve movement and impact is repeated billions of times. ... -
First test field performance of highly efficient flat plate solar collectors with transparent insulation and low-cost overheating protection
(2022-04)
Article
Restricted access - publisher's policyThe present work demonstrates prototypes of highly efficient flat plate solar thermal collectors prototypes based on transparent insulation materials (TIM) technology for efficiency improvement and an overheating protection ... -
High-order finite volume method for linear elasticity on unstructured meshes
(2022-08-01)
Article
Restricted access - publisher's policyThis paper presents a high-order finite volume method for solving linear elasticity problems on two-dimensional unstructured meshes. The method is designed to increase the effectiveness of finite volume methods in solving ... -
Numerical Analysis of Viscoelastic Fluid Injection Processes
(2021)
Conference report
Open AccessIn this work, a numerical framework aimed at simulating high-viscous and viscoelastic liquid injection processes is presented. The study of fluid injection with viscoelastic properties, such as synthetic polymers, is of ... -
Numerical modeling and experimental validation of meat burgers and vegetarian patties cooking process with an innovative IR laser system
(John Wiley & sons, 2022-06-14)
Article
Open AccessIn this paper, a numerical model for the simulation of the cooking process of meat burgers and vegetarian patties by means of an IR laser beam is presented. The innovative cooking system is thought to be integrated within ... -
Numerical simulation of fluid structure interaction in free-surface flows: the WEC case
(Institute of Physics (IOP), 2021-12-08)
Article
Open AccessIn this work we present a numerical framework to carry-out numerical simulations of fluid-structure interaction phenomena in free-surface flows. The framework employs a singlephase method to solve momentum equations and ... -
Numerical study of an impulse wave generated by a sliding mass
(WIT Press, 2018)
Article
Open AccessIn this work, a numerical framework for the direct numerical simulation of tsunami waves generated by landslide events is proposed. The method, implemented on the TermoFluids numerical platform, adopts a free surface model ...
