Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 1; Volume 8, Part 1American Society of Mechanical Engineers, 1989 - Arctic regions |
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Page 185
... direction . all seas are assumed to come from the most unfavourable direction . • waves are assumed to be long crested . It is obvious that these assumptions will typically result in very conservative results . The following ...
... direction . all seas are assumed to come from the most unfavourable direction . • waves are assumed to be long crested . It is obvious that these assumptions will typically result in very conservative results . The following ...
Page 188
... direction against Northwest ) . waves into a certain number of direction sectors . This increases the estimated fatigue life with a factor of about 3.5 . The required fatigue life for the actual detail is 150 years . According to the ...
... direction against Northwest ) . waves into a certain number of direction sectors . This increases the estimated fatigue life with a factor of about 3.5 . The required fatigue life for the actual detail is 150 years . According to the ...
Page 451
... Direction △ Radial Direction 5 10 15 Nondimensional Velocity ( U / fnD ) The velocity amplitude of vibration for the riser versus the nondimensional upstream flow velocity ; 8 -0.025 , m / pD2 - 5.8 , fn - 28.9 Hz , $ 151 ° . plates ...
... Direction △ Radial Direction 5 10 15 Nondimensional Velocity ( U / fnD ) The velocity amplitude of vibration for the riser versus the nondimensional upstream flow velocity ; 8 -0.025 , m / pD2 - 5.8 , fn - 28.9 Hz , $ 151 ° . plates ...
Contents
OFFSHORE OUTLOOK 1989 | 1 |
Trends in U S Offshore Oil and Gas Development | 11 |
OFFSHORE TECHNOLOGY NONDESTRUCTIVE TESTING | 19 |
Copyright | |
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amplitude analysis Arctic Engineering calculated coefficient columns Compliant Towers components concept Condeep condenser Conference on Offshore configuration corrosion cost crack crane vessel cutting damping deck decommissioning detection diameter displacement drift force drilling dynamic effects environmental equations equipment evaluation fatigue Figure FPSO frequency ft/sec Gulf of Mexico industry inspection installation jacket kurtosis linear load Magfoil magnetic flux leakage marine growth maximum Mechanics and Arctic method mooring system nodes nonlinear North Sea Offshore Mechanics offshore structures oil and gas operation parameters period pipe pipeline pontoons pressure production reliability response riser roller RPIT Seamill SNCM spectral density spectrum steel stress structured packings subsea surface surge motion techniques Tension Leg Platform tether thickness topside transfer functions turbine ultrasonic underwater values velocity vertical vessel water depth wave probe weight weld Wellhead