The aim of this document is to give a preliminary estimation of the hinge moments on the aerodynamic control surfaces of the tilt rotor (when it operates in the "Fixed Wing" mode), in order to permit the pre-design of the hydraulic actuators of the flight control system. The estimation is carried out using two different methods (provided by ESDU and Hoerner), whose results are then compared. The basic hypothesis is that the aerodynamic surfaces work in the linear range of incidence and control deflection. Nevertheless, an estimation of the hinge moments in the post-linear range of control deflection is also given.
ACT-TILT Project (Work Package 1.2.1): Hinge Moments Estimation
DENTI, EUGENIO;DI RITO, GIANPIETRO;
2002-01-01
Abstract
The aim of this document is to give a preliminary estimation of the hinge moments on the aerodynamic control surfaces of the tilt rotor (when it operates in the "Fixed Wing" mode), in order to permit the pre-design of the hydraulic actuators of the flight control system. The estimation is carried out using two different methods (provided by ESDU and Hoerner), whose results are then compared. The basic hypothesis is that the aerodynamic surfaces work in the linear range of incidence and control deflection. Nevertheless, an estimation of the hinge moments in the post-linear range of control deflection is also given.File in questo prodotto:
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