Proceedings of the ... International Conference on Offshore Mechanics and Arctic Engineering, Volume 4; Volume 8, Part 4American Society of Mechanical Engineers, 1989 - Arctic regions |
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Page 222
... ocean clutter may not be as severe as originally anticipated ( Dawe et . al . , 1986 ) . Second , theoretical analysis ( Srivastava , 1984 ) has predicted that additional ocean clutter peaks would be generated when the antenna is ...
... ocean clutter may not be as severe as originally anticipated ( Dawe et . al . , 1986 ) . Second , theoretical analysis ( Srivastava , 1984 ) has predicted that additional ocean clutter peaks would be generated when the antenna is ...
Page 227
... ocean wave spectra and consequently the horizontal motion of the platform ( van Sluijs and Minkenberg , 1977 ) would have some directionality and would effectively produce spectral distortions with a corresponding directional bias of ...
... ocean wave spectra and consequently the horizontal motion of the platform ( van Sluijs and Minkenberg , 1977 ) would have some directionality and would effectively produce spectral distortions with a corresponding directional bias of ...
Page 228
... ocean range cell . It can be easily seen that any doppler shift due to a current component is cancelled . The additional peak at zero doppler is of significant concern for this project as the expected doppler frequencies for iceberg ...
... ocean range cell . It can be easily seen that any doppler shift due to a current component is cancelled . The additional peak at zero doppler is of significant concern for this project as the expected doppler frequencies for iceberg ...
Contents
OFFSHORE MECHANICS | 1 |
The Growth of Radial Cracks in Ice Sheets | 7 |
ICE FORCES | 11 |
Copyright | |
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analysis angle Arctic Engineering assumed Barents Sea Beaufort Sea behaviour berm Bjørnøya calculated coefficient Cole components computed Conference on Offshore constant constitutive equation damage evolution damage model deformation density depth determined diameter distribution dynamic effect energy equation experimental factor failure force fracture mechanics fracture toughness frequency friction function Geogrid grain horizontal ice floe ice load ice sheet ice thickness iceberg icebreaking impact increase indentor initial interaction keel material maximum measured Mechanics and Arctic Mellor microcracks modulus motion notch nucleation observed obtained ocean Offshore Mechanics parameters peak stress plane polycrystalline ice predicted pressure probability Proc radar ratio resistance ridge samples sea ice seabed shear shear stress ship shown in Figure simulation specimen spray ice strain rate strain tensor strength structure surface temperature tensile tensile stress tensor tests uniaxial compression variable vector velocity vertical wave Young's modulus