Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 15, Part 6American Society of Mechanical Engineers, 1996 - Arctic regions |
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Page 81
... trajectory by learning unknown disturbances from the difference between the objective trajectory and previously realized trajectory . In this study , simulations and basin experiments , using a model of a semi - submersible are ...
... trajectory by learning unknown disturbances from the difference between the objective trajectory and previously realized trajectory . In this study , simulations and basin experiments , using a model of a semi - submersible are ...
Page 82
... trajectory will be improved and converge to the objective trajectory . Although the disturbance is unknown , the controller is improved during the course of repeated tracking control , and as the realized trajectory comes close to the ...
... trajectory will be improved and converge to the objective trajectory . Although the disturbance is unknown , the controller is improved during the course of repeated tracking control , and as the realized trajectory comes close to the ...
Page 87
... trajectory came very close to the objective trajectory after learning . An example of the experimental results is shown in Fig.12 . Before learning , the realized trajectory drifted away from the objective trajectory because of current ...
... trajectory came very close to the objective trajectory after learning . An example of the experimental results is shown in Fig.12 . Before learning , the realized trajectory drifted away from the objective trajectory because of current ...
Contents
Operational | 1 |
Technological Problems Associated With Subsea Development of High Pressure | 17 |
New Concept for a General Purpose Subsea Installation System | 23 |
Copyright | |
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Common terms and phrases
Agip alignment ball valves boosting unit bore buoy buoyancy cable chain clamps completion configuration connection control force Control System cost crane vessel deep water deepwater deployed deployment line DFCS DIVERLESS downhole drilling end effector equipment feedback field Figure flowline flowline connector fluid Gulf of Mexico heave compensated horizontal Hurricane Opal hydrate hydraulic inspection integration interface jumper LAPV loads located lube oil measurement meters modules motion Motion Compensation multiphase boosting multiphase flow objective trajectory offshore operation package performed phase pipe pipeline Popeye Popeye installation position pressure pull-in pump realized trajectory retrieval Riser and Control riser joint RUNNING TOOL SAF system Scene Reconstruction simulation skid Snamprogetti Sonsub spool Statoil subsea production system subsea structure subsea tree Surface Tree tasks TElerobotic thrusters tie-in tubing hanger tunnel umbilical underwater valves vehicle vessel water depth wellhead winch wireline WOCS