Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 1; Volume 7, Part 1American Society of Mechanical Engineers, 1988 - Arctic regions |
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Page 244
TOWER OSCILLATION ( DEG / FT ) 10 15 20 25 Figure 2 Figure 3 VERTICAL PIN LOAD ( LB / FT ) HORIZONTAL PIN LOAD ( LBS / FT ) ENERGY 0.05 DENSITY UNITS 0.04 0.03 2 * 2 SECOMA. Mooring line OSCILLATION Fender NO WAVE DIRECTION PRECESSION ...
TOWER OSCILLATION ( DEG / FT ) 10 15 20 25 Figure 2 Figure 3 VERTICAL PIN LOAD ( LB / FT ) HORIZONTAL PIN LOAD ( LBS / FT ) ENERGY 0.05 DENSITY UNITS 0.04 0.03 2 * 2 SECOMA. Mooring line OSCILLATION Fender NO WAVE DIRECTION PRECESSION ...
Page 385
... oscillation ( logarithmic scale ) versus the upstream flow velocity , U , for ☀ - 258 ° , i.e. , for the flexible cylinder as shown in the in- set diagram vis - à - vis the current vector ; m - 295 , 8 = 0.011 . Q Ø Fig . 4 Strouhal ...
... oscillation ( logarithmic scale ) versus the upstream flow velocity , U , for ☀ - 258 ° , i.e. , for the flexible cylinder as shown in the in- set diagram vis - à - vis the current vector ; m - 295 , 8 = 0.011 . Q Ø Fig . 4 Strouhal ...
Page 426
... oscillation mode of the cable at = 52.5 is shown for variable drag coefficients . It can be regarded as a two node oscillation in which one node is located near the towed vehicle . This is caused by large values of inertia force and ...
... oscillation mode of the cable at = 52.5 is shown for variable drag coefficients . It can be regarded as a two node oscillation in which one node is located near the towed vehicle . This is caused by large values of inertia force and ...
Contents
FLOATING PRODUCTION SYSTEMS | 1 |
OFFSHORE MECHANICS | 23 |
Early Production Systems in the North | 31 |
Copyright | |
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analysis angle applied axial bending cable calculated characteristics coefficient components Conference connected considered construction cost curve damage depth determined diameter direction displacement distribution dynamic effect element energy Engineering equation equipment fatigue field Figure flexible flow forces frequency function geometry given important included increase installation International joint length limit linear load lower mass material matrix maximum mean measured Mechanics method mode mooring motion natural normal obtained Offshore operation parameters performance period pile pipe pipeline platform position presented pressure problem production range ratio response riser shear shown shows significant soil static stiffness strength stress structure surface Table Technology tension tower turbine vane vessel wave weight wire