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
Model Tests | 3 |
B Bryndum V Jacobsen and D T Tsahalis 9 | 21 |
Scour Under Pipelines | 33 |
Copyright | |
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Common terms and phrases
acoustic velocity analysis Arctic Engineering axial behaviour bending bottom boundary layer buckling cable calculated clamp Cobia compression corrosion crack cylinder deflection deformation developed dew point diameter drag drag coefficient effect elastic equation experimental field Figure finite element flow force coefficients free span frequency friction friction welding function hoop stress horizontal Hydraulic hydrodynamic hydrodynamic forces in-line installation irregular waves length lift coefficient lift force liquid load maximum measured mechanical method monitoring movement nodal analysis operating parameters phase pipe displacement pipe material pipeline predicted pressure procedure ratio response riser roughness SCADA scour sea bed sea floor seabed shown simulated slug soil steady current steel storm strain strain gauges stress structural submarine pipelines surface Technology temperature tion Turning Bands underwater values variation vertical vortex shedding water depth welding zone