<abstract xmlns="http://www.w3.org/1999/xhtml"><p>The article presents a numerical analysis of the CP745 marine propeller model by means of the improved vortex method and CFD simulations. Both numerical approaches are validated experimentally by comparing with open water characteristics of the propeller. The introduced modification of the vortex method couples the lifting surface approach for the propeller blades and the boundary element method for the hub. What is more, a simple algorithm for determination of the propeller induced advance angles is established. The proposed modifications provide better results than the original version of the vortex method. The accuracy of the improved method becomes comparable to CFD predictions, being at the same time a few hundred times faster than CFD.</p></abstract>

The article presents a numerical analysis of the CP745 marine propeller model by means of the improved vortex method and CFD simulations. Both numerical approaches are validated experimentally by comparing with open water characteristics of the propeller. The introduced modification of the vortex method couples the lifting surface approach for the propeller blades and the boundary element method for the hub. What is more, a simple algorithm for determination of the propeller induced advance angles is established. The proposed modifications provide better results than the original version of the vortex method. The accuracy of the improved method becomes comparable to CFD predictions, being at the same time a few hundred times faster than CFD.

Experimental and Numerical Validation of the Improved Vortex Method Applied to CP745 Marine Propeller Model

Polish Maritime Research

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

The article presents a numerical analysis of the CP745 marine propeller model by means of the improved vortex method and CFD simulations. Both numerical...

Experimental and Numerical Validation of the Improved Vortex Method Applied to CP745 Marine Propeller Model

Online veröffentlicht: 07. Juli 2018

Seitenbereich: 57 - 65

DOI: https://doi.org/10.2478/pomr-2018-0054

Schlüsselwörter
Marine Propeller, Open Water Test, Experiment, Lifting Surface, CFD

© 2018 Przemysław Król et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Experimental and Numerical Validation of the Improved Vortex Method Applied to CP745 Marine Propeller Model

Online veröffentlicht: 07. Juli 2018

Seitenbereich: 57 - 65

DOI: https://doi.org/10.2478/pomr-2018-0054

SchlüsselwörterMarine Propeller, Open Water Test, Experiment, Lifting Surface, CFD

© 2018 Przemysław Król et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Schlüsselwörter
Marine Propeller, Open Water Test, Experiment, Lifting Surface, CFD