<abstract xmlns="http://www.w3.org/1999/xhtml"><p>Several different methods have been used to analyze the marine propellers. In this paper a boundary element method (BEM) for modelling steady hydrodynamic performance of a contra-rotating propeller (CRP) has been developed. The potential flow across the front and rear propellers have been considered. By calculating the induced flow, the interaction between two propellers is studied. This method has been applied to a typical CRP. The results are included in the form of the hydrodynamic performance coefficients, total thrust and torques. Numerical calculations indicate that the predicted hydrodynamic performance shows good conformity with experimental results.</p></abstract>

Several different methods have been used to analyze the marine propellers. In this paper a boundary element method (BEM) for modelling steady hydrodynamic performance of a contra-rotating propeller (CRP) has been developed. The potential flow across the front and rear propellers have been considered. By calculating the induced flow, the interaction between two propellers is studied. This method has been applied to a typical CRP. The results are included in the form of the hydrodynamic performance coefficients, total thrust and torques. Numerical calculations indicate that the predicted hydrodynamic performance shows good conformity with experimental results.

Numerical calculations of the hydrodynamic performance of the contra-rotating propeller (CRP) for high speed vehicle

Department of Ocean Engineering, Amirkabir University of Technology, Tehran, IRAN, tel.: +98-21-64543112, fax: +98-21-66412495

Polish Maritime Research

Several different methods have been used to analyze the marine propellers. In this paper a boundary element method (BEM) for modelling steady hydrodynamic...

Numerical calculations of the hydrodynamic performance of the contra-rotating propeller (CRP) for high speed vehicle

Publié en ligne: 10 juil. 2013

Pages: 13 - 20

DOI: https://doi.org/10.2478/pomr-2013-0012

Mots clés
boundary element method, contra-rotating propeller, high speed vehicle

This content is open access.

Numerical calculations of the hydrodynamic performance of the contra-rotating propeller (CRP) for high speed vehicle

Publié en ligne: 10 juil. 2013

Pages: 13 - 20

DOI: https://doi.org/10.2478/pomr-2013-0012

Mots clésboundary element method, contra-rotating propeller, high speed vehicle

This content is open access.

Mots clés
boundary element method, contra-rotating propeller, high speed vehicle