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 68
... operating conditions and batch locations during operation and shutdown . Retrieve and display collected data independently from SCADA . The system must also present data and alarm messages to the SCADA system to assist an operator in ...
... operating conditions and batch locations during operation and shutdown . Retrieve and display collected data independently from SCADA . The system must also present data and alarm messages to the SCADA system to assist an operator in ...
Page 94
... OPERATING CONDITIONS Internal pressure 50 bar , temperature increase 45 ° C 3070 kN 2530 kN İll m 30 cm initial compression compression after relaxation 650 kN 140 kN r = 11.4 m 30 cm 7 Figure 2a : INFLUENCE OF OPERATING CONDITIONS 16 ...
... OPERATING CONDITIONS Internal pressure 50 bar , temperature increase 45 ° C 3070 kN 2530 kN İll m 30 cm initial compression compression after relaxation 650 kN 140 kN r = 11.4 m 30 cm 7 Figure 2a : INFLUENCE OF OPERATING CONDITIONS 16 ...
Page 209
... operating the valves were incorporated . The linklegs to the hydraulic actuators could be disconnected and either direct manipulator intervention or simple mechanical aids were used to allow a secondary method for operating the valves ...
... operating the valves were incorporated . The linklegs to the hydraulic actuators could be disconnected and either direct manipulator intervention or simple mechanical aids were used to allow a secondary method for operating the valves ...
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