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Introduction
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January 2014 - present
Publications
Publications (14)
View Video Presentation: https://doi.org/10.2514/6.2021-2518.vid In the context of the active flow control of a massively separated flow through synthetic pulsed jets, the ability to determine a correspondence between the pulsation and the desired mean velocity is of prime interest and a crucial target. In the present work, an approach based on the...
The present work aims to present two different approaches to model the unsteady aerodynamics of horizontal-axis wind turbines (HAWTs). A complete and extensive comparison has been established between the results obtained using a low-fidelity calculation tool, as the Blade Element Momentum (BEM), and a high-fidelity technique, as the Computational F...
This paper reports the results of a genetic optimisation based numerical analysis of a PV-PCM system integrated into a double skin façade. The aim of the research activity was to develop and test the performance of a proposed simulation approach to identify the optimal configuration of the PCM layer, in terms of temperature transition range, and th...
COMETES research group of University of Padova presents its research activities regarding design and numerical analysis of wind turbines. The main topics treated are: development of 1D BEM and 2D-3D CFD models, aero-structural analysis and multi-objective optimisations, implementation of fully automatic OpenSource environment for HAWT / VAWT aerody...
The study describes a multi-objective optimization algorithm for an innovative integration of forced ventilated PV-PCM modules in glazed façade buildings: the aim is to identify and optimize the parameters that most affect thermal and energy performances. 1-D model, finite difference method FDM, thermal resistances technique and enthalpy method wer...
The unsteady flow field in a reversible pump-turbine is investigated during the continuous load rejection using a 3D computational fluid dynamic analysis. Numerical calculations are carried out using the detached eddy simulation (DES) turbulence model and a new approach involving automatic mesh motion. In this way, the instability of the flow field...
n this article the performance of a system that integrates a photovoltaic (PV) layer and a phase change
material (PCM) layer in a double skin façade (DSF) is investigated. A physical–mathematical model is
developed to simulate the dynamic thermal behaviour of the system, and numerical simulations are
carried out for different climates (Venice, Hels...
An advanced design algorithm for the AOC 15/50 wind turbine is hereby presented: both aerodynamic and structural parameters are considered as the design variables for a coupled BEM–FEM optimization. In order to obtain an improvement in rotor blade design, a modified version of the S.O.C.R.A.TE. algorithm combines a BEM evaluation of its aerodynamic...
Aim of the work is the assessment of the numerical model of the AOC15/50 Horizontal Axis Wind Turbine using the open source CFD code OpenFOAM. The obtained results are compared with both experimental and numerical data obtained from the fluid-dynamic analysis performed using the commercial CFD Package ANSYS Fluent. The calculated power curve for th...
The AOC 15/50 wind turbine blade has been considered as the baseline configuration for a structural optimization process based on a multi-objective genetic algorithm. Through the optimization of several combinations of both the type and the layup of the laminas, an improved rotor blade has been obtained without changing the composite materials adop...
Projects
Projects (3)
http://www.unipd.it/international-highlights/node/430
http://www.unipd.it/international-highlights/node/416
http://www.unipd.it/international-highlights/node/432
Three EU-funded projects are underway and others are forthcoming regarding optimization and wind tunnel tests on a civil tilt-rotor. Take a look!
Several models for the simulation and optimization of wind turbines have been successfully tested, and other ones are under development.
The numerical techniques considered are:
- BEM
- Lifting line
- CFD
Methodologies to conduct efficient aero-structural designs of both Darrieus and Troposkien VAWTs are primarily investigated. These rely on (i) a code-to-measurement validated simulation tool, based on an in-house BEM algorithm adopting particular sets of aerodynamic coefficients, and a (ii) code-to-code validated structural model, based on the Euler-Bernoulli beam theory. Such algorithms are coupled with a multi-objective to perform optimization aiming at determining the blade shape and the airfoil geometry to reduce structural stress and improve aerodynamic performance.