A robust multi-grid pressure-based algorithm for multi-fluid flow at all speeds

2003 ◽  
Vol 41 (11) ◽  
pp. 1221-1251 ◽  
Author(s):  
M. Darwish ◽  
F. Moukalled ◽  
B. Sekar
Keyword(s):  

2001 ◽  
Vol 168 (1) ◽  
pp. 101-130 ◽  
Author(s):  
F. Moukalled ◽  
M. Darwish


2014 ◽  
Vol 65 (5) ◽  
pp. 410-444 ◽  
Author(s):  
M. Darwish ◽  
F. Moukalled


Author(s):  
Christian S. Nielsen ◽  
Ulrik D. Nielsen

Roll stabilisation of motorised vessels plays an important part in reducing passenger discomfort and increasing safety and cargo capacity. Passive free surface tanks are considered a low-cost stabilising method, which is efficient at all speeds without increasing hull resistance. In this study, a mathematical model for evaluating the performance of a passive free surface tank is established. This is done by coupling a roll model to a fluid flow model. As a numerical example, the seakeeping abilities of a container vessel are evaluated. The necessary methods for performing the simulation are presented and the design of a free surface tank is explained. The effects of the passive free surface tank are evaluated and a significant damping effect is observed, particularly in cases with resonant roll.







2009 ◽  
Author(s):  
M. Darwish ◽  
J. Rached ◽  
F. Moukalled ◽  
Theodore E. Simos ◽  
George Psihoyios ◽  
...  








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