Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volumes 5-6; Volume 8, Parts 5-6American Society of Mechanical Engineers, 1989 - Arctic regions |
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Page 168
In experiments , mainly in laboratories , the hydro - elastic vibration of a pipeline close to a fixed plane has been studied , when the pipeline is allowed to vibrate in vertical and horizontal direction , Tsahalis , et al .
In experiments , mainly in laboratories , the hydro - elastic vibration of a pipeline close to a fixed plane has been studied , when the pipeline is allowed to vibrate in vertical and horizontal direction , Tsahalis , et al .
Page 169
PIPE DIAM : 0 CURRENT VELOCITY : V SCOUR DEPTH : Yer The amplitude variation in the horizontal and the vertical direction in the first 0.91 hours after the start of a test is shown in Figure 4 , and the maximum amplitude in both ...
PIPE DIAM : 0 CURRENT VELOCITY : V SCOUR DEPTH : Yer The amplitude variation in the horizontal and the vertical direction in the first 0.91 hours after the start of a test is shown in Figure 4 , and the maximum amplitude in both ...
Page 107
( 14 ) X EW LM Cv . where L is the vessel length , M ' is the total hydrodynamic moment and CV is the vertical force coefficient . A special group of simulations performed were the emergency ascent simulations . The aim of the simulations ...
( 14 ) X EW LM Cv . where L is the vessel length , M ' is the total hydrodynamic moment and CV is the vertical force coefficient . A special group of simulations performed were the emergency ascent simulations . The aim of the simulations ...
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Contents
PIPELINE DESIGN AND OPERATIONS | 1 |
PIPELINE INDUSTRY OUTLOOK 89 | 69 |
PIPELINE FORCES DYNAMICS AND STABILITY I | 95 |
Copyright | |
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analysis applied assumed bending bottom buckling bundle calculated caused coefficient Conference considered construction cost crack dependent depth determined developed diameter direction displacement effect Engineering equation experiments factor failure field Figure flow forces function geometry given heat horizontal hydrogen included increase indicated initial installation internal length lift force limit load lower material maximum measured Mechanics metal method monitoring movement natural obtained occur Offshore operation parameters pass pipe pipeline position possible predicted present pressure problem procedure production range ratio reduced REFERENCES reliability repair Research resistance response scour seabed separator shown shows simulation soil solution span steel strength stress structural surface Table temperature term tion tool velocity vertical vibration wave weight welding zone