Propulsion simulation on fully appended ship model

  • Andreea Mandru “Dunarea de Jos” University of Galati
  • Liliana Rusu “Dunarea de Jos” University of Galati
  • Florin Pacuraru “Dunarea de Jos” University of Galati
Keywords: CFD, RANSE, propeller open water, self-propulsion, actuator disk.

Abstract

This study presents the numerical investigation for the flow around the propeller of the ONR Tumblehome combatant in open water and for the flow around the same ship in the case of self-propulsion with actuator disk method. Computational Fluid Dynamics based on RANS-VOF solver have been used in order to analyse the flow. The free surface treatment is multi-phase flow approach, incompressible and nonmiscible flow phases are modelled through the use of conservation equations for each volume fraction of phase. Accuracy involves close attention to the physical modelling, particularly the effects of turbulence, as well as the numerical discretization.

References

[1]. National Maritime Research Institute (NMRI), “A Workshop on CFD in Ship Hydrodynamics”, Tokyo, 2015, http://www.t2015.nmri.go.jp.
[2]. Guilmineau, E., Deng, G., B., Leroyer, A., Queutey, P., Visonneau, M., Wackers, J., “Influence of the turbulence closures for the wake prediction of a marine propeller”, Proc. of the 4th International Symposium on Marine Propulsors, 2015.
[3]. Duvigneau, R., Visonneau, M., Deng, G., B., “On the role played by turbulence closures in hull shape optimization at model and full-scale”, J. Marine Science and Technology, 8 (1), 1–25, 2003.
[4]. Queutey, P., Visonneau, M., “An interface capturing method for free-surface hydrodynamic flows”, Computers & Fluids, 36(9) pp 1481–1510, 2017.
[5]. Stern, F., Kim, H., T., Patel, V., C., Chen, H., C., “A viscous flow approach to the computation of propeller-hull interaction”, Journal of Ship Research, vol. 32, no. 4, pp. 246–262, 1988.
[6]. Hough, G., Ordway, D., “The generalized actuator disk.” Technical Report TAR-TR 6401, Therm Advanced Research Inc., 1964.
[7]. Mandru, A., Pacuraru, F., “The effect of appendages on ship resistance”, IOP Conf. Ser.: Mater. Sci. Eng. 1182 012041, 2021.
Published
2021-12-03
How to Cite
1.
Mandru A, Rusu L, Pacuraru F. Propulsion simulation on fully appended ship model. Annals of ”Dunarea de Jos” University of Galati. Fascicle XI Shipbuilding [Internet]. 3Dec.2021 [cited 19Apr.2024];44:95-00. Available from: https://www.gup.ugal.ro/ugaljournals/index.php/fanship/article/view/4946
Section
Articles

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