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
... learning trajectory tracking control when a structure is transported repeatedly along the objective trajectory under unknown steady disturbance . Corresponding to the premise , a learning controller which is constituted by both feedback ...
... learning trajectory tracking control when a structure is transported repeatedly along the objective trajectory under unknown steady disturbance . Corresponding to the premise , a learning controller which is constituted by both feedback ...
Page 87
... 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 . At the same time , the trajectory is also drawn to the ...
... 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 . At the same time , the trajectory is also drawn to the ...
Page 88
... learning performance during repetitive tracking under unknown disturbance , both in numerical simulation and basin experiment . It is also effective even when disturbance varies at low frequency . ( 2 ) The repetitive learning algorithm ...
... learning performance during repetitive tracking under unknown disturbance , both in numerical simulation and basin experiment . It is also effective even when disturbance varies at low frequency . ( 2 ) The repetitive learning algorithm ...
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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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