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Mina Tadros, Manuel Ventura and C. Guedes Soares
This paper presents a review of the different methods and techniques used to optimize ship hulls over the last six years (2017?2022). This review shows the different percentages of reduction in ship resistance, and thus in the fuel consumption, to improv...
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Mina Tadros, Roberto Vettor, Manuel Ventura and C. Guedes Soares
This paper presents the effect of a propeller cup on the propeller cavitation and the fuel consumption of a bulk carrier in both calm water and different weather conditions towards improving the energy efficiency of the ship and reducing the level of emi...
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Mina Tadros, Roberto Vettor, Manuel Ventura and C. Guedes Soares
This paper presents the effect of hull roughness over 10 years of operation on ship performance. The numerical model is developed by coupling NavCad and Matlab to perform the computation and the data processing. On the basis of a given hull, an engine, a...
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Mina Tadros, Manuel Ventura and Carlos Guedes Soares
This paper presents a comparison between different types of propellers operated in calm water to evaluate their performance behind hulls and in open-water conditions. A bulk carrier is chosen as a case study to perform the simulation and to evaluate the ...
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Mina Tadros, Roberto Vettor, Manuel Ventura and Carlos Guedes Soares
This study presents a practical optimization procedure that couples the NavCad power prediction tool and a nonlinear optimizer integrated into the Matlab environment. This developed model aims at selecting a propeller at the engine operating point with m...
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Mina Tadros, Manuel Ventura and C. Guedes Soares
An engine optimization model is developed to fit the calculated in-cylinder pressure diagram to the experimental data by finding the optimal values of the start angle of injection and the amount of injected fuel for different engine loads. Firstly, the e...
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