Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volumes 1-2American Society of Mechanical Engineers, 1990 - Arctic regions |
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Page 75
... inspections in service . At the design stage no in - service inspection results are available and only expectations on inspection results can be calculated . All possible results of future inspections can , however , be modeled as ...
... inspections in service . At the design stage no in - service inspection results are available and only expectations on inspection results can be calculated . All possible results of future inspections can , however , be modeled as ...
Page 78
... Inspection times Thickness Expected ( years ) cost inspections No. 1 No. 2 ( mm ) 1 18 33 2 14 22 30 ( MNOK ) 1.84 1.10 The cost optimum design for the TLP is thus two inspections and 30 mm of tether thickness , see Table 3 , since for ...
... Inspection times Thickness Expected ( years ) cost inspections No. 1 No. 2 ( mm ) 1 18 33 2 14 22 30 ( MNOK ) 1.84 1.10 The cost optimum design for the TLP is thus two inspections and 30 mm of tether thickness , see Table 3 , since for ...
Page 84
... inspection results by means of a consistent mathematical procedure allows to define modification of inspection plans , change of inspection methods , or can guide the decision whether repairs are necessary or not . The latest ...
... inspection results by means of a consistent mathematical procedure allows to define modification of inspection plans , change of inspection methods , or can guide the decision whether repairs are necessary or not . The latest ...
Contents
Simulation of Hurricane Seas in a Multidirectional Wave Basin | 17 |
9 | 38 |
27 | 45 |
Copyright | |
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added mass amplitude analysis array calculated results circular cylinder cosh crane ship crest damping coefficient density directional wave displacement distribution domain drag coefficient drag force dynamic effect Engineering equation estimated experimental results flow fluid force coefficients forces acting forward speed free surface Green's function heave horizontal hydrodynamic hydrodynamic forces incident wave irregular Kc number lift force linear load low-frequency matrix maximum measured method mooring line motion nonlinear obtained offshore structures oscillation parameters pile potential theory predicted pressure random ratio Rayleigh distribution regular waves response Sarpkaya second-order semisubmersible ship motions shown in Figure simulation solution spectra spectral density spectrum spreading function surge tanker transfer function vector velocity potential vertical vessel vortex vortex shedding vortices water depth wave amplitude wave component wave drift wave force wave frequency wave groups wave height wave number wave period wave power