Viscous Linear Instability of an Incompressible Round Jet T.M. ...
Viscous Linear Instability of an Incompressible Round Jet T.M. ...
Viscous Linear Instability of an Incompressible Round Jet T.M. ...
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Components vi<br />
v1 = 1<br />
<br />
1 −<br />
2<br />
1<br />
8 r2 − α 2 − (iα − iω)R + 1<br />
96 r4 − α 2 − (iα − iω)R 2 <br />
,<br />
v2 = 1<br />
<br />
−<br />
2<br />
1<br />
2 iαr2 − 1<br />
24 iαr4 − α 2 − (iα − iω)R <br />
,<br />
v3 = 1<br />
<br />
1<br />
2 4 r2R − 1<br />
48 r4R − α 2 − (iα − iω)R <br />
.<br />
Components wi<br />
w1 = − 1<br />
2 i<br />
<br />
− 1 + 3<br />
8 r2 − α 2 − (iα − iω)R + 1<br />
96 r4 − α 2 − (iα − iω)R 2 <br />
,<br />
w2 = − 1<br />
2 i<br />
<br />
− 1<br />
2 iαr2 − 1<br />
24 iαr4 − α 2 − (iα − iω)R <br />
,<br />
w3 = − 1<br />
2 i<br />
<br />
− 3<br />
4 r2R − 1<br />
48 r4R − α 2 − (iα − iω)R <br />
.<br />
Components pi<br />
Components u ′ i<br />
p1 = 1<br />
2 iαr3 ,<br />
p2 = 0,<br />
p3 = r 1 + 1<br />
8 α2 r 2 .<br />
u ′ 1 = − 3<br />
4 r2 R,<br />
u ′ 2 = 1 − 3<br />
8 r2 − α 2 − (iα − iω)R ,<br />
u ′ 3 = 3<br />
8 iαr2 R.<br />
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