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Forum: Main CFD Forum

December 3, 2013, 10:18

Replies: 2

Looking for an explanation for two weak oblique shock waves inside de Laval nozzle

Views: 1,554

Posted By heksel8i

To answer for myself: The reason was a...

To answer for myself:

The reason was a distorted geometry of the nozzle wall. Less than a millimeter "bump" created a local expansion-compression effect which propagated as a weak shock wave...

Forum: Main CFD Forum

November 30, 2013, 17:16

Replies: 2

Looking for an explanation for two weak oblique shock waves inside de Laval nozzle

Views: 1,554

Posted By heksel8i

Looking for an explanation for two weak oblique shock waves inside de Laval nozzle

Hey!

I am learning the characteristics of supersonic flows in de Laval nozzles and here I have a tricky question:

I have a strongly underexpanded flow in a relatively long nozzle. My...

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