98
4 Physical Mechanisms Forming the Wave Spectrum in Deep Water
a)
b)
-0.00012
-0.00049
-0.00122
-0.00195
-0.00781
-0.03125
-0.12500
-0.37500
-0.45313
-6.00
-4.00
-2.00
0.00
2.00
4.00
6.00
Fig. 4.7. Normalized spectral energy density (a) and corresponding non-linear
transfer function (b) for peakness ' "' ( = 3.3 and angular distribution ( 4.15)
extend along the centre of the polar coordinate system {a, ,B} from the righthand to the left-hand semi-plane.
On the right-hand semi-plane the presence of the same main details of
the non-linear energy transfer function can be noted, although it has be-
4 Physical Mechanisms Forming the Wave Spectrum in Deep Water
a)
b)
-0.00012
-0.00049
-0.00122
-0.00195
-0.00781
-0.03125
-0.12500
-0.37500
-0.45313
-6.00
-4.00
-2.00
0.00
2.00
4.00
6.00
Fig. 4.7. Normalized spectral energy density (a) and corresponding non-linear
transfer function (b) for peakness ' "' ( = 3.3 and angular distribution ( 4.15)
extend along the centre of the polar coordinate system {a, ,B} from the righthand to the left-hand semi-plane.
On the right-hand semi-plane the presence of the same main details of
the non-linear energy transfer function can be noted, although it has be-