Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 5American Society of Mechanical Engineers, 2001 - Arctic regions |
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Page 51
Po is an initial pressure in the air chamber , Vo is an initial volume of the air chamber , p is fluid density , g is the acceleration of gravity , w is angular frequency , Az represents vertical displacement of the water surface in the ...
Po is an initial pressure in the air chamber , Vo is an initial volume of the air chamber , p is fluid density , g is the acceleration of gravity , w is angular frequency , Az represents vertical displacement of the water surface in the ...
Page 52
Generally speaking , when there is an open orifice , “ a ” doesn't have the part of the stiffness which is the real part of the impedance if it can be assumed that the compressibility of the air in the air chamber is negligible .
Generally speaking , when there is an open orifice , “ a ” doesn't have the part of the stiffness which is the real part of the impedance if it can be assumed that the compressibility of the air in the air chamber is negligible .
Page 55
1.5 nozzle closed ( Exp . ) nozzle open ( Exp . ) no air chamber ( Cal . ) nozzle closed ( Cal . ) - nozzle open ( Cal . ) ... Figures 23 and 24 show the variations of the response reduction due to difference arrangement of air chambers .
1.5 nozzle closed ( Exp . ) nozzle open ( Exp . ) no air chamber ( Cal . ) nozzle closed ( Cal . ) - nozzle open ( Cal . ) ... Figures 23 and 24 show the variations of the response reduction due to difference arrangement of air chambers .
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Contents
OMAE2001OSU5019 | 93 |
OMAE2001OSU5021 | 101 |
OMAE2001OSU5022 | 111 |
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amplitude analysis angle applied arrangement assumed beam bending body bottom breakwater bridge calculated chamber coefficient compared components concept Conference considered construction deformation depth described developed device direction displacement distribution dynamic effect elastic element Engineering equation evaluate experiment experimental field Figure floating structure flow force frequency function girder horizontal hydrodynamic hydroelastic increase International irregular waves Japan layer length linear load maneuvers mass mean measured Mega-Float method mode modules mooring motion observed obtained ocean Offshore operation performance position predicted present pressure problem Proceedings ratio reduce reef region Research respectively response rigid scale ship shown shows side significant simulation spectrum submerged plate surface Table Tokyo turbine University vertical VLFS wave energy wave height wave period wind