A Survey of Unsteady Hypersonic Flow Problems
A Survey of Unsteady Hypersonic Flow Problems
A Survey of Unsteady Hypersonic Flow Problems
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%‘8 Ro (-X/R;<br />
e-<br />
-0 \t<br />
I<br />
FIG. 9<br />
Reproduced from Flg.5 in Raf. 32<br />
hoaiot<br />
Plunging oscillatton<br />
-Quasi-steady<br />
Newtonjan Newtonian<br />
I /<br />
4<br />
/’<br />
/<br />
/<br />
/<br />
f<br />
/’<br />
+<br />
Small perturbat eon<br />
constant density<br />
/<br />
0 IO0 Jc ZOO 300<br />
L I I 1 I I J<br />
0 0.1 0.2 4 0.3 0.4 0.4 0~6<br />
Position along body surface<br />
.<br />
90’ out-<strong>of</strong>-phase component <strong>of</strong> surfaca prassure on plunging<br />
sharical cap from the constant density solution<br />
/