Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 5American Society of Mechanical Engineers, 1988 - Arctic regions |
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Page 267
... bottom - most clamp elevation , allowable combined stress , internal pressure , temper- ature , and riser wall thickness on the minimum requirement for the bottom clamp elevation . For the purpose , four typical unburied gas flowlines ...
... bottom - most clamp elevation , allowable combined stress , internal pressure , temper- ature , and riser wall thickness on the minimum requirement for the bottom clamp elevation . For the purpose , four typical unburied gas flowlines ...
Page 271
... bottom clamp elevation from seabed level , for conventional risers . For the purpose , four typical gas flow lines of different sizes in the ' Bombay High ' area in the Arabian Sea have been considered . The basic parameters for design ...
... bottom clamp elevation from seabed level , for conventional risers . For the purpose , four typical gas flow lines of different sizes in the ' Bombay High ' area in the Arabian Sea have been considered . The basic parameters for design ...
Page 272
... bottom clamp elevation may actually be lowered if the second clamp is moved upward . As observed from the Table , the bottom clamp for 219 mm riser may be moved downward by 1 metre if the next clamp is shifted upward by 5 metres . This ...
... bottom clamp elevation may actually be lowered if the second clamp is moved upward . As observed from the Table , the bottom clamp for 219 mm riser may be moved downward by 1 metre if the next clamp is shifted upward by 5 metres . This ...
Contents
OFFSHORE MECHANICS | 3 |
Seabed Scour Under Pipelines | 33 |
Flow Around and Forces on a Pipeline Near a Scoured | 39 |
Copyright | |
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analysis applied Arctic areas assumed axial bending bottom boundary calculated caused coefficient combined compared Conference considered corrosion crack cylinder depth determined developed diameter direction displacement drag effect element Engineering equation example experimental experiments field Figure flow free span frequency function given ground hydrodynamic increase influence installation International layer leak detection length lift force limit liquid load material maximum mean measured Mechanics metal method monitoring movement normal obtained Offshore operating parameters performed period phase pipe pipeline position predicted present pressure problem procedure properties range ratio regular waves relative resistance response riser roughness sand scour seabed shown shows simulated soil solution steel strain stress structural surface Table technique temperature thickness tion values variation velocity wall wave welding