Prediction of Dynamic Stability Using Mapped Chebyshev Pseudospectral Method

Table 4

Dynamic derivatives for ICE configuration from normal force.

	Stiffness (in-phase)	Damping (out-of-phase)
Time-accurate	−5.65	−2.87
FPM	−5.79	−2.92
CPM (5)	−5.39	−2.80
CPM (7)	−5.79	−2.85
CPM (11)	−5.78	−2.94