Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 11, Part 5American Society of Mechanical Engineers, 1992 - Arctic regions |
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Page 172
... Frequency 126,000 010101 ( 2 ) 71,400 040202 ( 4 ) 0.5 1 1.5 2 2.5 3 3.5 Frequency ( Hz ) 300,000 040601 ( 3 ) 298,000 050501 ( 7 ) 232,000 050501 ( 6 ) 230,000 030101 ( 6 ) 224,000 040502 ( 3 ) 181,000 060402 ( 7 ) 171,000 030201 ( 5 ) ...
... Frequency 126,000 010101 ( 2 ) 71,400 040202 ( 4 ) 0.5 1 1.5 2 2.5 3 3.5 Frequency ( Hz ) 300,000 040601 ( 3 ) 298,000 050501 ( 7 ) 232,000 050501 ( 6 ) 230,000 030101 ( 6 ) 224,000 040502 ( 3 ) 181,000 060402 ( 7 ) 171,000 030201 ( 5 ) ...
Page 179
... frequency tuning aimed at reducing vibration in the mode shapes with corresponding frequencies bounded by frequencies for a single span with pinned- and fixed - end boundary conditions . These vibration shapes are illustrated in Figure ...
... frequency tuning aimed at reducing vibration in the mode shapes with corresponding frequencies bounded by frequencies for a single span with pinned- and fixed - end boundary conditions . These vibration shapes are illustrated in Figure ...
Page 287
... frequency , and " Q " factors between 100 and 250 ( Q = 1/2 , where = damping ratio ) . With a spacing of 15 Hz between successive compressor orders , and the variation of 21 Hz between respective natural frequencies , some excitation ...
... frequency , and " Q " factors between 100 and 250 ( Q = 1/2 , where = damping ratio ) . With a spacing of 15 Hz between successive compressor orders , and the variation of 21 Hz between respective natural frequencies , some excitation ...
Contents
MEASUREMENT AND METERING | 1 |
OFFSHORE PIPELINE TECHNOLOGY | 53 |
CODESSTANDARDS AND REGULATIONS | 75 |
Copyright | |
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Alberta analysis applied Arctic assessment axial bending buckling calculated calibration construction corrosion crack criteria cylinder damage defects depth developed discharge coefficient displacement distribution downstream effect Engineering environmental equation equipment estimated evaluation experimental failure probability fatigue finite element flow function fluid force fractile fracture fracture mechanics frequency frost heave function gas pipeline hoop stress installation leak detection lift force limit Limit States Design load lognormal longitudinal maximum measured Mechanics meter tube methods nozzle offshore pipelines OMAE operating orifice plate parameters pipe wall pipeline spans pipeline system Pipeline Technology ASME plastic predicted pressure ratio reliability Reynolds number S-N curve sample scour shear stress simulation soil specific standards steel strain structural Table Technology ASME 1992 temperature differential tube bundle turbulent upstream usage factor velocity profile vibration volumetric flow rate vortex shedding wall thickness weld yield strength