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 61
1 INTRODUCTION The technique is applicable to the leak testing of buried land pipelines and particularly to offshore pipelines . The proposed technique detailed in this paper has yet to be fully proved in the field .
1 INTRODUCTION The technique is applicable to the leak testing of buried land pipelines and particularly to offshore pipelines . The proposed technique detailed in this paper has yet to be fully proved in the field .
Page 63
Any solution of air will produce a drop in pressure and an increase in velocity so that the solution of air at pressure in a pipeline when using the proposed acoustic technique may be initially interpreted as a leak since pressure is ...
Any solution of air will produce a drop in pressure and an increase in velocity so that the solution of air at pressure in a pipeline when using the proposed acoustic technique may be initially interpreted as a leak since pressure is ...
Page 65
9.5 Velocity Resolution Velocity resolution is critical to the technique . Ultrasonic velocity measurement techniques are capable of resolutions to better than 0.001 % . Such techniques are applicable to the low acoustic frequencies ...
9.5 Velocity Resolution Velocity resolution is critical to the technique . Ultrasonic velocity measurement techniques are capable of resolutions to better than 0.001 % . Such techniques are applicable to the low acoustic frequencies ...
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Contents
Seabed Scour Under Pipelines | 33 |
Flow Around and Forces on a Pipeline Near a Scoured | 39 |
MEASUREMENTS OF PIPELINE LEAK DETECTION | 55 |
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Common terms and phrases
analysis application approach Arctic areas assumed axial bending bottom boundary buckling calculated carried caused coefficient combined compared compression considered corrosion cost cylinder deformation depth detection determined developed diameter direction displacement drag effect element Engineering equation example experimental experiments field Figure flow force frequency function given ground heat increase installation International leak length lift 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 relatively response scour seabed shown shows simulated soil solution span steel strain stress structural surface Table technique temperature thickness tion values variation velocity wall wave welding zone
Bibliographic information
| Title | Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 5 |
| Contributor | American Society of Mechanical Engineers. Offshore Mechanics and Arctic Engineering Division |
| Publisher | American Society of Mechanical Engineers, 1988 |
| Export Citation | BiBTeX EndNote RefMan |