## Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volumes 1-2American Society of Mechanical Engineers, 1990 - Offshore structures |

### From inside the book

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Page 473

TABLE 1: COMPARISON OF P-DELTA

GLOBAL DYNAMIC OVERTURNING ... loads were applied before and after

including the softening

stiffness.

TABLE 1: COMPARISON OF P-DELTA

**EFFECTS**0.0 0.5 1.0 l.S S.O 2 5 3.0GLOBAL DYNAMIC OVERTURNING ... loads were applied before and after

including the softening

**effect**of the gravity loads (P-Delta**effect**) on the systemstiffness.

Page 480

SHAPE 0 40 80 120 160 200 240 280 HEIGHT ABOVE. case the centre of

buoyancy Is reduced. Thus it can be said that the structure becomes soft (less

stable) as ...

**EFFECT**OF BUOYANT FORCE ON BENDING MOMENT AND DEFLECTEDSHAPE 0 40 80 120 160 200 240 280 HEIGHT ABOVE. case the centre of

buoyancy Is reduced. Thus it can be said that the structure becomes soft (less

stable) as ...

Page 119

Axial load

for the other actions. - The behaviour of the critical portion of the cross- section is

assumed to represent the behaviour of the whole section. When the two-state ...

Axial load

**effect**is assumed to be dominant and the same behaviour is assumedfor the other actions. - The behaviour of the critical portion of the cross- section is

assumed to represent the behaviour of the whole section. When the two-state ...

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added mass amplitude analysis array calculated circular cylinder component crest damping coefficient direction displacement distribution domain drag coefficient drag force drillship dynamic effect element equation estimated flexible riser floating flow fluid force coefficients forces acting foroe forward speed free surface heave horizontal hydrodynamic hydrodynamic forces incident wave integral irregular Kc number lift force linear load low-frequency low-frequency oscillation matrix maximum measured method mooring line motion nonlinear obtained Offshore Mechanics Offshore Structures Offshore Technology Conference oscillation oscillatory parameters pile plate prediction pressure problem ratio Rayleigh distribution regular waves response Reynolds number Sarpkaya seastates second-order semisubmersible ship shown in Figure simulation solution spectra spectrum surge tension transfer function transverse vector velocity potential vertical viscous vortex vortex shedding vortices water depth wave amplitude wave excitation wave force wave frequency wave height wave number wave period wave power