Aircraft Cruise Performance is examined using energy-state approximation and chattering controls to investigate fuel-range optimal trajectories. Classical steady-state cruise, simple chattering-cruise and the extended chattering cruise models are studied as constrained parameter-optimization problems. The term 'extended chattering' refers to vehicle system modeling extended to maintain vertical equilibrium only on the average. Computational results are presented for three different aircraft. This study shows that simple chattering cruise for certain specific energies can result in substantial fuel savings over classical steady state cruise. However extended chattering cruise results in only marginal fuel savings when compared to simple chattering cruise.
Aircraft cruise performance optimization using chattering controls
Optimierung der Flugzeug-Reise-Leistungsfaehigkeit durch Erschuetterungsregelungen
1988
6 Seiten, 12 Bilder, 13 Quellen
Conference paper
English
Fuel optimization of aircraft cruise using chattering control
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