Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 14American Society of Mechanical Engineers, 1995 - Arctic regions |
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Page 148
... turbine solidity ( Raghunathan and Tan , 1983 ) ( ratio of blade area to annular area ) . For the biplane turbine the parameters include the direction of rotation eg . contra rotating ( Gato and Curran , 1995a ) or if on one shaft , the ...
... turbine solidity ( Raghunathan and Tan , 1983 ) ( ratio of blade area to annular area ) . For the biplane turbine the parameters include the direction of rotation eg . contra rotating ( Gato and Curran , 1995a ) or if on one shaft , the ...
Page 150
... turbine bearing losses ( 5 percent ) . The measured and predicted instantaneous performance characteristic of the Islay Wells turbine is shown in figure 6. The radial equilibrium theory model ( Raghunathan , 1993 ) is used to predict ...
... turbine bearing losses ( 5 percent ) . The measured and predicted instantaneous performance characteristic of the Islay Wells turbine is shown in figure 6. The radial equilibrium theory model ( Raghunathan , 1993 ) is used to predict ...
Page 151
... turbine efficiency curve of figure 6 can be used to predict the average turbine efficiency for that sea state . This process should be carried out for each sea state category , so that an average turbine efficiency can be associated ...
... turbine efficiency curve of figure 6 can be used to predict the average turbine efficiency for that sea state . This process should be carried out for each sea state category , so that an average turbine efficiency can be associated ...
Contents
OCEAN WAVES | 1 |
Aarsnes | 55 |
VOLUME IA OFFSHORE TECHNOLOGY | 65 |
Copyright | |
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acceleration analysis AXIWAVE biplane blade boundary layer calculated circular cylinder comparison compliant towers components computed corresponding crest criteria damping direction distribution drag drag coefficient dynamic effects Engineering equation estimated experimental Figure filter flow fluid force coefficients Fourier free surface frequency fuzzy given hindcast horizontal velocity hydrodynamic impact force in-line incident wave irregular Islay KC number kinematics lift force linear load Loop Current maximum measured method Morison Myrhaug NewWave non-linear obtained ocean waves Offshore Structures orifice oscillating parameters planetary boundary layer plate platform predicted pressure rad/s random wave ratio regular waves Scatter Parameter sea wave second-order shear stress ship shown simulation spectra surface elevation term tests turbine turbulence values velocity potential vertical Volume I-A Walsh function water depth wave elevation wave energy wave height wave kinematics wave power wave profile wave spectrum wave theory wave train wind