## Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 2; Volume 8, Part 2American Society of Mechanical Engineers, 1989 - Arctic regions |

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Page 573

VOLUME OF SURFACE ELEMENT METHOD FOR

VOLUME OF SURFACE ELEMENT METHOD FOR

**FREE SURFACE**DESCRIPTION IN FLUID FLOWS N. Chu and D. Vassalos Marine Technology Centre University of Strathclyde Glasgow , Scotland surface as a function along the bottom ( Hirt et al 1975 ) .Page 575

X = approximated by : ( x + xb ) Xc 2 9a + yo ) Yc 2 ( 6 ) After a time step is advanced , the new volume of the

X = approximated by : ( x + xb ) Xc 2 9a + yo ) Yc 2 ( 6 ) After a time step is advanced , the new volume of the

**free surface**element A should be : VN = V + 8V , Fig . 4 shows the volume change in the**free surface**element A. ..Page 576

position on the

position on the

**free surface**is two element layer . Then 10x10x10 numbers should be stored for the volume function and 10x10x10x7 numbers to account for the coordinates , velocity components and pressure on various cells .### What people are saying - Write a review

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### Contents

HYDRODYNAMIC FORCES | 1 |

WaveCurrent Force on Horizontal Cylinder | 7 |

DoubleFactor Method for the Linearization of Drag Force | 39 |

Copyright | |

45 other sections not shown

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### Common terms and phrases

added mass amplitude analysis applied approach approximately assumed body boundary calculated circular compared components computed considered correlation corresponding cylinder damping defined depends depth described determined direction distribution drag coefficient drift force effect elements Engineering equation estimate experimental experiments expressed extreme factor failure Figure flow fluid free surface frequency function given horizontal hydrodynamic important in-line included increase indicate integral length lift lift force linear load maximum mean measured Mechanics method mode motion nonlinear normal obtained Offshore oscillation parameters period pipeline potential predicted present pressure probability problem random range ratio reference relative reliability represented respectively response second order separation shear ship shown shows simulation solution structure surface Table term tests theory transverse uncertainty variables varying velocity vertical vortex wave force wave height