Temat: lifting surface - Katalog OPAC zbiorów

Skocz do pozycji: 1.

Tytuł:: Blade section profile array lifting surface design method for marine screw propeller blade
Autorzy:: Król, Przemysław
Powiązania:: https://bibliotekanauki.pl/articles/259996.pdf
Data publikacji:: 2019
Wydawca:: Politechnika Gdańska. Wydział Inżynierii Mechanicznej i Okrętownictwa
Tematy:: marine propeller
lifting surface
blade section profile
design
Opis:: The lifting surface model is widely used in screw propeller design and analysis applications. It serves as a reliable tool for determination of the propeller blade mean line and pitch distribution. The main idea of this application was to determine the blade shape that would satisfy the kinematic boundary condition on its surface with the prescribed bound circulation distribution over it. In this paper a simplified lifting surface method is presented – in which the 3D task for the entire blade is replaced by a set of 2D tasks for subsequent blade section profiles.
Źródło:: Polish Maritime Research; 2019, 4; 134-141
1233-2585
Pojawia się w:: Polish Maritime Research
Dostawca treści:: Biblioteka Nauki

Artykuł

Skocz do pozycji: 2.

Tytuł:: Experimental and numerical validation of the improved vortex method applied to CP745 marine propeller model
Autorzy:: Król, P.
Tesch, K.
Powiązania:: https://bibliotekanauki.pl/articles/259513.pdf
Data publikacji:: 2018
Wydawca:: Politechnika Gdańska. Wydział Inżynierii Mechanicznej i Okrętownictwa
Tematy:: marine propeller
open water tests
experiment
lifting surface
CFD
Opis:: 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.
Źródło:: Polish Maritime Research; 2018, 2; 57-65
1233-2585
Pojawia się w:: Polish Maritime Research
Dostawca treści:: Biblioteka Nauki

Artykuł

Informacja