Research Article

Flight Control Design for a Tailless Aircraft Using Eigenstructure Assignment

Table 7

Longitudinal gain/phase marginsa.

Gain margin Phase margin Frequency
(db) (deg) (r/s)

±14.68±69.09 7.87
±26.02±84.28 9.95
±28.92±85.90 17.08
±5.33±33.15 0.0085
±29.22±86.04 17.44
±4.81±30.23 0.0097

aGain and phase margins use model with actuator dynamics.