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Carlo Santulli, Cristiano Fragassa, Ana Pavlovic and Danilo Nikolic
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Andréia S. de Barros, Cristiano Fragassa, Maycon da S. Paiva, Luiz A. O. Rocha, Bianca N. Machado, Liércio A. Isoldi, Mateus das N. Gomes and Elizaldo D. dos Santos
Studies regarding renewable energy sources have gained attention over recent years. One example is wave energy converters, which harvest energy from sea waves using different operational principles such as oscillating water columns, oscillating bodies, a...
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Ricardo G. Hubner, Cristiano Fragassa, Maycon da S. Paiva, Phelype H. Oleinik, Mateus das N. Gomes, Luiz A. O. Rocha, Elizaldo D. dos Santos, Bianca N. Machado and Liércio A. Isoldi
The present study aims to evaluate the difference in the fluid-dynamic behavior of an overtopping wave energy converter under the incidence of irregular waves based on a realistic sea state when compared to the incidence of regular waves, representative ...
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Jaifer Corrêa Martins, Cristiano Fragassa, Marcelo Moraes Goulart, Elizaldo Domingues dos Santos, Liércio André Isoldi, Mateus das Neves Gomes and Luiz Alberto Oliveira Rocha
A numerical study was performed in the present work about an Overtopping Device Wave Energy Converter (OTD-WEC) with one and two ramps incorporated in a real breakwater. The Constructal Design method was applied to evaluate the effects on the average dim...
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Amanda Lopes dos Santos, Cristiano Fragassa, Andrei Luís Garcia Santos, Rodrigo Spotorno Vieira, Luiz Alberto Oliveira Rocha, José Manuel Paixão Conde, Liércio André Isoldi and Elizaldo Domingues dos Santos
The present work aims to develop a computational model investigating turbulent flows in a problem that simulates an oscillating water column device (OWC) considering a Savonius turbine in the air duct region. Incompressible, two-dimensional, unsteady, an...
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Rafael P. Maciel, Cristiano Fragassa, Bianca N. Machado, Luiz A. O. Rocha, Elizaldo D. dos Santos, Mateus N. Gomes and Liércio A. Isoldi
This work presents a two-dimensional numerical analysis of a wave channel and a oscillating water column (OWC) device. The main goal is to validate a methodology which uses transient velocity data as a means to impose velocity boundary condition for the ...
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Kauê L. Martins, Vinícius T. Pinto, Cristiano Fragassa, Mauro V. Real, Luiz A. O. Rocha, Liércio A. Isoldi and Elizaldo D. dos Santos
The present work develops a simplified computational methodology to predict brackets? mechanical behavior to support mooring systems? fairleads under maximum environmental loads. The methodology consists of estimating environmental loads in Campos?s basi...
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Glauciléia M. C. Magalhães, Cristiano Fragassa, Rafael de L. Lemos, Liércio A. Isoldi, Sandro C. Amico, Luiz A. O. Rocha, Jeferson A. Souza and Elizaldo D. dos Santos
The influence of empty channel design on resin flow in a porous plate is studied. Constructal design is used for geometric investigation of I and T-shaped channels. The multiphase resin/air flow in the porous plate is solved numerically. T-shaped configu...
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Cristiano Fragassa, Elizaldo Domingues dos Santos and Felipe Vannucchi de Camargo
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Cristiano Fragassa
Rigid-hulled inflatable boats are extremely practical and popular nowadays, offering an effective conciliation among usability and costs. Their stable and seaworthy behavior is guaranteed by performing hydroplaning hulls coupled with unsinkable inflated ...
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