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A Survey of Unsteady Hypersonic Flow Problems

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From Ref 58<br />

6.<br />

4<br />

b%c 4<br />

a ,<br />

rrp<br />

2<br />

d=<br />

0<br />

FIG . 43<br />

Piston theory(d=ll’/o)<br />

- - - Linearized theory(6=O)including tip effects<br />

0 Experiment<br />

6=ll”/o<br />

0 2 4 M 6 0<br />

(a) Flutter <strong>of</strong> a double-wedge cantilever<br />

wing at high speed (jio=0467,T~=0.0Z7,<br />

A-04)<br />

6 = 4Olo<br />

__------.-- --<br />

1 --w- t-- i<br />

I I J<br />

4lvl I5<br />

0<br />

(b) Flutter <strong>of</strong> a thin cantilever wing at<br />

high speed (Xo=0.46,~~-O-04, A=O-8)<br />

Comparison <strong>of</strong> the effect <strong>of</strong> thickness on the<br />

flutter <strong>of</strong> thin winas from theorv ‘and<br />

experiment<br />

0

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