Report of the Second Piloted Aircraft Flight Control System - Acgsc.org
Report of the Second Piloted Aircraft Flight Control System - Acgsc.org
Report of the Second Piloted Aircraft Flight Control System - Acgsc.org
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A - cylinder am.<br />
a - coordinate <strong>of</strong> axis <strong>of</strong> rotailon <strong>of</strong> airfoil.<br />
% - orifice area<br />
- a< angle <strong>of</strong> attack.<br />
Be .- cylinder-piston damping coef ficiart .<br />
- 8; input damping<br />
piston-st ructure damping coef f iciont .<br />
4 -<br />
4,-<br />
-<br />
aynthatic damping coeff icimt<br />
Bs surface-structun damping coafficiart .<br />
b - half chord length <strong>of</strong> airfoil.<br />
8, - valve-cylinder damping coefficient ,<br />
p - surface angular deflection.<br />
a - orifice coefficient.<br />
Cp -<br />
torsional stiffness <strong>of</strong> surface pr anit length<br />
-<br />
(about hinge me).<br />
slope <strong>of</strong> <strong>the</strong> fh-valve displacaart curve.<br />
(Zen, Dim.)<br />
R;$<br />
rn-IT<br />
la-*<br />
no*<br />
(zero Dim.)<br />
Cp - slope <strong>of</strong> <strong>the</strong> fh-pressure differential cum.<br />
C, - cylinder-piston coulomb frictional forcer.<br />
C, - valve-cyljnder coulanb frictional forces.<br />
c - coordinate <strong>of</strong> dace hiag. lhe.<br />
- fi valve di6phc~0nt f- nmtml.<br />
E*- rteady atate valve displacaent (opomting point).<br />
L - valve displacament perturbation.<br />
(Zero Dk.)<br />
f -<br />
aerodynamic load at surface.<br />
P<br />
- gravitation@ constant,
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