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 44
... vertical motion between any point Р ( Xp , Yp , Zp ) fixed to the hull and the water surface elevation at the same vertical axis is : Sp = Zp - p where : Sp : relative vertical motion Zp : vertical motion of p { p : p : water surface ...
... vertical motion between any point Р ( Xp , Yp , Zp ) fixed to the hull and the water surface elevation at the same vertical axis is : Sp = Zp - p where : Sp : relative vertical motion Zp : vertical motion of p { p : p : water surface ...
Page 237
... vertical up and that in the vertical down position . The difference of the ability by the cutting position in air was little . The values of underwater cutting in the vertical up position were slightly reduced than those in air . The ...
... vertical up and that in the vertical down position . The difference of the ability by the cutting position in air was little . The values of underwater cutting in the vertical up position were slightly reduced than those in air . The ...
Page 238
... Vertical down U ( b ) Vertical up Tip Kerf ( c ) Horizontal Table 3 Decreasing rate of cutting jet velocity Free jet * a Jet in kerf a * In air -1.03 In air -0.73 Underwater Flat position -0.95 Horizontal -0.78 Vertical up -0.78 ...
... Vertical down U ( b ) Vertical up Tip Kerf ( c ) Horizontal Table 3 Decreasing rate of cutting jet velocity Free jet * a Jet in kerf a * In air -1.03 In air -0.73 Underwater Flat position -0.95 Horizontal -0.78 Vertical up -0.78 ...
Contents
OFFSHORE OUTLOOK1989 | 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 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 measured Mechanics and Arctic method mooring system nodes nonlinear North Sea Offshore Mechanics oil and gas operation parameters period pile 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 X-VALUES