On the calculation of propulsive characteristics of a bulk-carrier moving in head seas

S Polyzos, G Tzabiras - Journal of Marine Science and Engineering, 2020 - mdpi.com
The present work describes a simplified Computational Fluid Dynamics (CFD) approach in
order to calculate the propulsive performance of a ship moving at steady forward speed in …

Performance prediction of high lift rudders operating under steady and periodic flow conditions

JC Date - 2001 - eprints.soton.ac.uk
A detailed investigation has been conducted into the use of Reynolds-Averaged Navier-
Stokes (RANS) methods, for predicting the performance of conventional and high lift rudder …

A hybrid numerical method for calculating self-propulsion characteristics of ships

GD Tzabiras, SP Polyzos - Proceedings of the IMAM 2015 …, 2015 - api.taylorfrancis.com
The present work is concerned with a novel hybrid numerical method for resistance and
propulsion calculations. Wave generation due to a ship's motion is predominantly governed …

The effect of free-surface simulations on the resistance and propulsion characteristics of a ship

GD Tzabiras - Maritime Technology and Engineering, 2014 - taylorfrancis.com
The aim of the present study is to investigate how the potential flow-approximation of the
freesurface affects both resistance and self-propulsion parameters with respect to a full …

[PDF][PDF] Experimental and numerical investigation on hull forms of traditional fishing vessels

GD Tzabiras, J Grigoropoulos - Proc. Int. Conf. On Power, Performance … - researchgate.net
The low-Froude number turbulent flow past three different models of traditional vessels has
been calculated by applying af inite volume method. The complete Reynolds equations are …

Numerical Investigation of Propulsion Efficiency Depending on Propeller Position

KL Aung - 2017 - matheo.uliege.be
Increasingly tight schedules in ship building projects as well as the opportunity of reliable
RANS CFD codes including fast and flexible meshing methods lead to the application of …

On the computation of the propulsive characteristics of a tanker

G Tzabiras, H Tserpes, S Polyzos… - … and Engineering 5 …, 2021 - taylorfrancis.com
The present work deals with the prediction of the horsepower and RPM of a tanker during
sea trials by applying an in house CFD code. The code solves the steady RANS equations …

[PDF][PDF] Self-propulsion simulation of a Series-60, CB= 0.6 Hull

GD Tzabiras - … Multi-Conference on Maritime Research and …, 2001 - researchgate.net
The present work is concerned with the calculation of the integrated resistance and self-
propulsion parameters of a Series-60 hull at both model and full scale. Calculations have …

Numerical Simulation of Accelerating and Decelerating Motion of a Submerged Body

G Tzabiras, V Papadopoulou - International …, 2005 - asmedigitalcollection.asme.org
The present work deals with the numerical simulation of accelerating and decelerating
motions of a submerged body of revolution, in order to investigate the influence of the thrust …

[引用][C] Analysis of unsteady propeller performance by a surface vorticity panel method.

KA Belibassakis, GK Politis - Ship Technology Research, 2002