Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 3American Society of Mechanical Engineers, 2002 - Arctic regions |
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Page 47
... sensors based on fibre Bragg gratings ( FBG ) make it possible to realise various sensing systems in the riser annulus . A possible combination of different fibre optic sensors is outlined . INTRODUCTION = Larger water depths and the ...
... sensors based on fibre Bragg gratings ( FBG ) make it possible to realise various sensing systems in the riser annulus . A possible combination of different fibre optic sensors is outlined . INTRODUCTION = Larger water depths and the ...
Page 48
... sensors within the armouring wires in the riser annulus ( Eriksrud , 2000 ) . The sensors can be made with a diameter in the order of 1mm and thereby bonded by epoxy into a small groove which has been provided for this purpose in the ...
... sensors within the armouring wires in the riser annulus ( Eriksrud , 2000 ) . The sensors can be made with a diameter in the order of 1mm and thereby bonded by epoxy into a small groove which has been provided for this purpose in the ...
Page 49
... SENSOR DESIGN Sensors to be integrated in grooves in the armour wires of a flexible riser must fulfil various types of requirements . There are no severe limitations for the overall length ( except for spatial resolution ) , but the ...
... SENSOR DESIGN Sensors to be integrated in grooves in the armour wires of a flexible riser must fulfil various types of requirements . There are no severe limitations for the overall length ( except for spatial resolution ) , but the ...
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21st International Conference alloys analysis anchor applied assessment axial calculated coating coefficient composite compressive Conference on Offshore corrosion crack growth crack initiation damage defect deformation depth Det Norske Veritas developed diameter displacement distribution effect Engineering June 23-28 equation evaluation failure fatigue crack fatigue test Figure finite element flaw flexible pipe flowline fracture mechanics fracture toughness function Grade heat hydrogen hydrogen embrittlement ice load increase installation insulation integrity joint laser weld layer length longitudinal maximum measured mechanical properties method Norsk Hydro Norway Offshore Mechanics parameters performed piezoelectric pipeline plastic plate predicted pressure reliability residual stress rope S-N curve safety factors sensors shown simulation solution specimens steel strain strength stress range surface syntactic foam Table Technology temperature tensile tension thermal thermal conductivity thermal insulation thickness titanium titanium risers uncertainties variables velocity Weibull distribution yield strength