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 120
... flow the value of will range between a certain ± max , where $ max can be very nearly equal to stall . The time averaged cyclic efficiency is only a few percent lower than the peak efficiency due to the reasons that the time during ...
... flow the value of will range between a certain ± max , where $ max can be very nearly equal to stall . The time averaged cyclic efficiency is only a few percent lower than the peak efficiency due to the reasons that the time during ...
Page 383
... flow vector . Motion of the flexible cylinder was measured by imbedded accelerometers . In addition to the vibration measurements , hot wire anemometers were used to measure periodicities in the flow in and around the cluster , when all ...
... flow vector . Motion of the flexible cylinder was measured by imbedded accelerometers . In addition to the vibration measurements , hot wire anemometers were used to measure periodicities in the flow in and around the cluster , when all ...
Page 385
100 E O Acceleration Amplitude ( g ) 0.01 Φ Cross - flow In - flow O 10 20 30 40 U ( m / s ) اد S = 0.3 $ S = 0.2 S = O.I Fig . 2 The acceleration amplitude of oscillation ( logarithmic scale ) versus the upstream flow velocity , U ...
100 E O Acceleration Amplitude ( g ) 0.01 Φ Cross - flow In - flow O 10 20 30 40 U ( m / s ) اد S = 0.3 $ S = 0.2 S = O.I Fig . 2 The acceleration amplitude of oscillation ( logarithmic scale ) versus the upstream flow velocity , U ...
Contents
FLOATING PRODUCTION SYSTEMS | 1 |
OFFSHORE MECHANICS | 23 |
Early Production Systems in the North | 31 |
Copyright | |
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adsorber amplitude analysis angle Arctic Engineering axial bending buoyancy cable calculated coefficient compliant tower components Conference on Offshore curve damage diameter displacement drag coefficient drilling dynamic effect equation equipment fatigue finite element flexible floating production flow function horizontal hydrodynamic installation jacket kips length linear liquid limit 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 pressure production riser random wave ratio response rope rotation RPIT shear shear modulus shear strength shown in Figure simulation soil static stiffness strength stress structure subsea surface syntactic foam tendon turbine uranium vane velocity vertical vessel water depth wave forces wave height wave power weight wellhead wire