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 383
... cylinder could be at any desired azimuthal orientation vis - à - vis the flow vector . Motion of the flexible cylinder was measured by imbedded accelerometers . In addition to the vibration measurements , hot wire anemometers were used ...
... cylinder could be at any desired azimuthal orientation vis - à - vis the flow vector . Motion of the flexible cylinder was measured by imbedded accelerometers . In addition to the vibration measurements , hot wire anemometers were used ...
Page 385
... cylinder as shown in the in- set diagram vis - à - vis the current vector ; m - 295 , 8 = 0.011 . Į Į Q Ø Fig . 4 Strouhal numbers detected from vibration measurements , with the flexible cylinder located in turn at more than 25 orienta ...
... cylinder as shown in the in- set diagram vis - à - vis the current vector ; m - 295 , 8 = 0.011 . Į Į Q Ø Fig . 4 Strouhal numbers detected from vibration measurements , with the flexible cylinder located in turn at more than 25 orienta ...
Page 388
... cylinder was changed from 40 to 30 and 19 Hz . As expected , it was found that Uc scaled linearly with fn reasonably well so that Vrc , for given m and 8 , is a valid dimensionless mea- sure of the threshold of fluidelastic instability ...
... cylinder was changed from 40 to 30 and 19 Hz . As expected , it was found that Uc scaled linearly with fn reasonably well so that Vrc , for given m and 8 , is a valid dimensionless mea- sure of the threshold of fluidelastic instability ...
Contents
FLOATING PRODUCTION SYSTEMS | 1 |
Semisubmersible Floating Production for the Gulf of Mexico | 13 |
OFFSHORE MECHANICS | 23 |
Copyright | |
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adsorber amplitude analysis angle Arctic Engineering axial bending buoy buoyancy cable calculated coefficient compliant tower components Conference on Offshore curve damage diameter displacement drag coefficient drilling dynamic effect energy equation equipment fatigue Figure finite element flexible floating production flow function horizontal hydrodynamic installation jacket kips length linear load marine mass matrix maximum measured Mechanics and Arctic method mode mode shapes model tests modulus mooring line mooring system motion natural frequency nonlinear obtained Offshore Mechanics Offshore Technology Conference operation parameters performance pile pipe pipe materials pipeline platform polyester pressure production riser random wave ratio response rope rotation RPIT shear shear modulus shear strength shown in Fig simulation soil static stiffness strength stress structure subsea surface syntactic foam turbine uranium vane velocity vertical vessel water depth wave forces wave height wave power weight wellhead wire