Emiliano Costa

Emiliano Costa
RINA · Industrial Design & CAE

PhD

About

73
Publications
20,786
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369
Citations
Introduction
Emiliano works in the "Industrial Design & CAE" team of RINA (https://www.rina.org/en/). Emiliano mainly does research in Industrial Design, Aviation and Bio-Mechanics. Among his past responsibilities he used to be the coordinator of the RBF4AERO project and the Principal Investigator of the Fortissimo Experiment n. 906.
Additional affiliations
October 2007 - present
RINA
Position
  • Group Leader
Education
July 2008 - July 2012
University of Rome Tor Vergata
Field of study
  • Industrial Engineering

Publications

Publications (73)
Article
The Modified Blalock Taussig Shunt (MBTS) is one of the most common palliative operations in case of cyanotic heart diseases. Thus far, the decision on the position, size, and geometry of the implant relies on clinicians’ experience. In this paper, a Medical Digital Twin pipeline based on reduced order modeling is presented for fast and interactive...
Preprint
Full-text available
Numerical simulations to evaluate thoracic aortic hemodynamics include a computational fluid dynamic (CFD) approach or fluid-structure interaction (FSI) approach. While CFD neglects the arterial deformation along the cardiac cycle by applying a rigid wall simplification, on the other side the FSI simulation requires a lot of assumptions for the mat...
Conference Paper
The numerical study described in this paper aimed at predicting the dispersion of exhaust gases containing potentially harmful pollutants exiting three exhaust extract discharge duct terminations located at the roof level of a building. The principal objective of the simulations was to evaluate whether the height of such terminations is appropriate...
Conference Paper
The capability to handle various materials and the possibility to create different shapes make Additive Manufacturing a process in strong growth. However, the variability induced to the final mechanical properties must be considered since these depend on the process parameters and final shapes. This variability influences the distribution of the th...
Conference Paper
Nowadays additive manufacturing is a production process in strong expansion for its adaptability in handling many materials as well as the possibility to create geometries unfeasible with conventional techniques. A distinctive aspect of additive manufacturing is the variability of mechanical properties of the printed pieces, which is mainly due to...
Article
CAD and CAE model update on manufactured shapes is a key process in the industry 4.0, where design, manufacturing and maintenance are integrated elements. Digital Twin models, together with Reverse Engineering (RE) techniques, allow tracking components performances during production and verifying the compliance with design requirements during the c...
Presentation
Full-text available
The requirements concerning the increase of speed performances of missiles yield to thermo-structural issues of several components including the radome. Being the missile’s nose, such a component influences not only the aerodynamics of the missile, but also the environmental protection of sensitive electronic equipment and microwave transparency. I...
Article
Full-text available
The medical digital twin is emerging as a viable opportunity to provide patient-specific information useful for treatment, prevention and surgical planning. A bottleneck toward its effective use when computational fluid dynamics (CFD) techniques and tools are adopted for the high fidelity prediction of blood flow, is the significant computing cost...
Article
Numerical simulations to evaluate thoracic aortic hemodynamics include a computational fluid dynamic (CFD) approach or fluid-structure interaction (FSI) approach. While CFD neglects the arterial deformation along the cardiac cycle by applying a rigid wall simplification, on the other side the FSI simulation requires a lot of assumptions for the mat...
Chapter
Radial basis functions (RBFs) based mesh morphing allows to adapt the shape of a computational grid onto a new one by updating the position of all its nodes. Usually nodes on surfaces are used as sources to define the interpolation field that is propagated into the volume mesh by the RBF. The method comes with two distinctive advantages that makes...
Article
Cardiovascular diseases (CVD) are disorders of the heart and blood vessels and represent 31% of all global deaths. In the contest of CVD, the use of animal experiments has been a contentious subject for many years. In recent years, in vitro and in silico models and methods have been proposed according to the 3Rs statement. However, an exhaustive re...
Article
In Industry 4.0 era, rapid changes to the global landscape of manufacturing are transforming industrial plants in increasingly more complex digital systems. One of the most impactful innovations generated in this context is the “Digital Twin”, a digital copy of a physical asset, which is used to perform simulations, health predictions and life cycl...
Article
This paper aims at assessing a custom numerical procedure built to predict the level of stress in the structural components and equipment in proximity of a cannon-like weapon system when firing. In such a blast scenario, the structures adjacent to a gun may undergo sudden and unwanted damages, since they are commonly subjected to the blast load due...
Presentation
Full-text available
The CAEUp experiment aims to solve an important need of industrial design and optimization in a reliable and cost-effective way. The need is the verification of the actual geometry of manufactured parts, adopting the Digital Twin approach. The digital representation consists in updating the numerical models in the respect of the real shape of the m...
Conference Paper
Full-text available
Heart valve diseases are among the leading causes of cardiac failure around the globe. Current advances in imaging technology, in numerical simulation and in additive manufacturing are opening new frontiers in the field of development of new personalised prosthetic devices. The 3D printing technique could allow the realisation of personalised model...
Conference Paper
Full-text available
Heart valve diseases are among the leading causes of cardiac failure around the globe. Current advances in imaging technology, in numerical simulation and in additive manufacturing are opening new frontiers in the field of development of new personalised prosthetic devices. The 3D printing technique could allow the realisation of personalised model...
Presentation
Full-text available
Engineering fields with high technological contents involve manufacturing requirements in which the control of the margins of tolerance, as well as the verification of the manufactured components, has economic impacts in the relationships with customers. The verification of the actual geometry after manufacturing then acquires paramount importance,...
Cover Page
Full-text available
The Cloudifacturing experiment #12 "Update of CAE models on actual manufactured shapes" (CAE Up) aims at solving an important need of real-world industrial design and optimization in a reliable and cost-effective way ii. In particular, CAE Up has the objective to satisfy the necessity to verify the actual geometry of manufactured parts, adopting th...
Poster
Full-text available
In the contest of CVD, the use of animal experiments has been a contentious subject for many years. In recent years, several in-vitro and in silico models and methods have been proposed according to the 3R statement. However, despite a significant amount of literature in the CVD research field, to date, a complete mapping regarding the state of art...
Article
Purpose This paper aims to present a fast and effective approach to tackle complex fluid structure interaction problems that are relevant for the aeronautical design. Design/methodology/approach High fidelity computer-aided engineering models (computational fluid dynamics [CFD] and computational structural mechanics) are coupled by embedding mod...
Data
Data referring to iso-overpressure free field profiles generated by a 30-mm XM230 Chain Gun cannon when firing. Data were generated through the GUNWave3D tool developed by Emiliano Costa and Fabrizio Lagasco [1] considering the experimental test described in [2]. [1] Costa, E., F. Lagasco, "Development of a 3d Numerical Methodology for Fast Pred...
Chapter
This chapter presents a combination of an OpenFOAM®-based continuous adjoint solver and a Radial Basis Function (RBF)-based morpher forming a software suite able to tackle shape optimization problems. The adjoint method provides a fast and accurate way for computing the sensitivity derivatives of the objective functions (here, drag and lift forces)...
Article
Full-text available
Engineering fields with high technological contents involve manufacturing requirements in which the control of the margins of tolerance, as well as the verification of the manufactured components, has economic impacts in the relationships with customers. The verification of the actual geometry after manufacturing then acquires paramount importance,...
Article
Purpose Numerical simulation of icing has become a standard. Once the iced shape is known, however, the analyst needs to update the computational fluid dynamics (CFD) grid. This paper aims to propose a method to update the numerical mesh with ice profiles. Design/methodology/approach The present paper concerns a novel and fast radial basis functio...
Conference Paper
Full-text available
We describe the procedure for the optimization of the fluid-structure interaction (FSI) carried out for the P180 Avanti EVO vehicle, designed and manufactured by Piaggio Aerospace, performed in the framework of the Experiment n. 906 of the FORTISSIMO 2 research project. In particular, the effect of a set of modifications of the winglet shape, that...
Conference Paper
Full-text available
The shaped charge is a particularly effective tool applied in various industrial fields. In specific, it is required whenever holes or cuts in hard-to-work materials need to be generated, or in the case that technical crew cannot directly intervene for practical reasons or because of dangerous working environments such as demolitions and mining exc...
Conference Paper
Full-text available
Nowadays silico analysis tools in the bio-medical field are moving from the research context to the patient specific treatment and prevention one. Hemo-dynamics is receiving a great attention and an accurate CFD modelling can be adopted to produce a digital medical twin capable to reliably predict pathology the evolution and the effect of surgical...
Article
Full-text available
As terrorist attacks continue all over the world and, therefore, the alarming rate of countries governments as well as the awareness of people about danger is significantly increasing, in recent years high explosive airblast effects assessment and protection have become a fundamental concern for structural designers. In this article, the implementa...
Article
We present a novel framework for the fluid dynamics analysis of healthy subjects and patients affected by ascending thoracic aorta aneurysm (aTAA). Our aim is to obtain indications about the effect of a bulge on the hemodynamic environment at different enlargements. 3D surface models defined from healthy subjects and patients with aTAA, selected fo...
Chapter
Full-text available
This paper presents the application of the continuous adjoint method, programmed in OpenFOAM\(^{\copyright }\), combined with an RBF-based morpher to the aerodynamic optimization of a generic car model. The continuous adjoint method produces accurate sensitivities by utilizing the full differentiation of the Spalart–Allmaras turbulence model, based...
Conference Paper
Full-text available
The present paper aims at describing an approach to perform parametric fluid-structure interaction (FSI) analyses of healthy subjects with ascending thoracic aorta aneurysms (aTAA). Such numerical studies are performed through ANSYS® Workbench™ and foresee the use of both computational structural mechanics (CSM) and computational fluid-dynamics (CF...
Article
Full-text available
È noto come parametri emodinamici quali la velocità di flusso sanguigno, la pressione arteriosa e gli sforzi di taglio a parete (wall shearstress-WSS ) siano fortemente correlati con la fisiopatologia dei difetti dell’aorta. Esiste però una significativa carenza di informazioni cliniche che non permette di caratterizzare la formazione e l’accrescim...
Conference Paper
Full-text available
It is well known that haemodynamic parameters, such as blood flow velocity, blood pressure and wall shear stress (WSS), are closely related with the pathophysiology of aortic diseases. However, the data regarding the formation and the progression of the bulge are still difficult to be obtained in a clinical setting. In this study, 3D surface models...
Conference Paper
Full-text available
Due to the recent developments of the engine industry, turbine internal channel cooling is a need. In fact, in order to supply more power efficiently, the fluid temperature at turbine inlet approaches to 2000 K when common turbine materials cannot resist temperature values higher than 1500 K. The crucial point is that both engine cycle efficiency a...
Conference Paper
Full-text available
U-turn shape optimization of a ribbed internal cooling channel of a turbine blade is conducted to assess the trade-off between two conflicting objectives: heat transfer performance and pressure drop. The shape optimization was performed using a three-dimensional Reynolds-averaged Navier-Stokes equations solver, a radial basis functions (RBF) based...
Conference Paper
Full-text available
The present paper concerns the coupling between a commercial software package and the in-house tool GUNWave3D to determine the stress levels in the structures loaded by the blast wave emitted in ambient at the fire of a cannon-type weapon system. In fact, during combat systems firing the structures adjacent to a gun are typically subjected to the b...
Article
Purpose The present paper aims to address the description of a numerical optimization procedure, based on mesh morphing, and its application for the improvement of the aerodynamic performance of an industrial glider which suffers of a large separation occurring in the wing–fuselage junction region at high incidence angles. Design/methodology/appro...
Conference Paper
This work is based on both stochastic and gradient–based optimization methods used to solve industrial optimization problems. The optimization is carried out through the RBF4AERO platform, developed in the framework of the EU–funded project. The stochastic optimization tool of the platform uses Evolutionary Algorithms (EAs) assisted by off–line tra...
Conference Paper
Full-text available
Performance of a transonic low pressure turbine blade is investigated by using Radial Basis Functions (RBF) mesh morphing. The drag coefficient is defined as airfoil performance parameter. The drag coefficient of airfoil is computed using three dimensional Reynolds Averaged Navier Stokes (RANS) solver with hybrid grid topology. Laminar model, k-ω S...
Conference Paper
Full-text available
In this paper, the continuous adjoint method, developed by NTUA in the Open-FOAM R environment, is coupled with an RBF-based morpher developed by UTV to tackle optimization problems in low-speed aeronautics. The adjoint method provides a fast and accurate way for computing the sensitivity derivatives of the objective functions (here, drag, lift and...
Conference Paper
Full-text available
In this paper a fast and efficient mesh morphing based technique to perform FSI analyses for aeroelastic design and optimization applications is presented. The procedure is based on the finite volume CFD solver (OpenFOAM® and SU2) coupled with the RBF Morph™ tool capable of deforming the surface and volume mesh of the computational domain according...
Conference Paper
Full-text available
This paper demonstrates a way of solving industrial aerodynamic shape optimization problems using the RBF4AERO platform, developed in the framework of the EU–funded RBF4AERO project. The platform combines optimization algorithms (stochastic and gradient– based ones), a mesh morphing tool based on Radial Basis Functions (RBFs) and various evaluation...
Conference Paper
Full-text available
This paper presents the RBF4AERO benchmark technology platform, developed in the framework of the EU-funded RBF4AERO project. The platform enables the so-called Benchmark Management System (BMS) used for benchmark submission and results reporting. The BMS is deployed using three modules, namely the Graphical User Interface (GUI), the Work-flow Mana...
Conference Paper
Full-text available
The SECURESTATION project has been executed within the European Union FP7 framework programme, aiming to develop specific tools, models and design guidelines to improve the resilience to terror attacks on railway stations. This paper addresses the research work related to tools and methods for estimating the risks associated with diverse attack sce...
Conference Paper
Full-text available
This paper demonstrates the solution of industrial aerodynamic shape optimization problems using the optimization methods provided by the RBF4AERO platform, developed in the framework of the EU–funded RBF4AERO project (Grant Agreement No: 605396). The platform provides a complete infrastructure needed for optimization problems, including GUI, Optim...
Conference Paper
Full-text available
In this paper a novel approach to handle the structural design and automate the shape optimization of an automotive wheel rim in the ANSYS Workbench environment is proposed. The aim of the study is to optimize an aluminium wheel rim taking into account the testing conditions dictated by a protocol conceived to get the approval for the certification...
Presentation
Full-text available
Presentation of the talk had during the EASN 5th International Workshop on Aerostructure held on 4th September 2015 in Manchester (UK).
Research
Full-text available
This paper presents the application of the continuous adjoint method, programmed in OpenFOAM, combined with an RBF-based morpher to the aerodynamic optimization of a generic car model. The continuous adjoint method produces accurate sensitivities by utilizing the full differentiation of the Spalart–Allmaras turbulence model, based on wall functions...
Article
Purpose – The present paper aims to address the description of a numerical optimization procedure, based on mesh morphing, and its application for the improvement of the aerodynamic performance of an industrial glider which suffers of a large separation occurring in the wing–fuselage junction region at high incidence angles. Design/methodology/app...
Conference Paper
Full-text available
The present paper is addressed to the improvement of the aerodynamic design of an industrial glider flying at Mach 0.08. The original design exhibits performance affecting separation occurring in the wing-fuselage junction region at high incidence angles. Adopting a numerical optimization approach affordable in the case that HPC resources are limit...
Conference Paper
Full-text available
This paper deals with the proposal of a reliable and accurate mesh morphing based technique to efficiently handle ice accretion simulations on models of industrial interest. Such an approach is based on the mathematical framework of radial basis functions, and it can be employed together with detailed CFD analyses to dynamically mould aircraft's ge...
Article
Full-text available
La tecnica di mesh morphing RBF è il fulcro del progetto RBF4AERO, che ha come scopo quello di sviluppare la RBF4AERO Benchmark Technology, ovvero una piattaforma numerica integrata e delle metodologie per fronteggiare efficientemente le più complesse sfide della progettazione e ottimizzazione di velivoli.
Conference Paper
Full-text available
Public transportation systems play an important role in the life of cities, being used by large numbers of people every day. The high dependency on public transport and the high densities of passengers in a relatively small space has made public transport infrastructure, and in particular stations, terminals and hubs, attractive targets for terrori...