Abstract

In the present paper, holographic interferometry was applied to visualize of three dimensional shock wave phenomena. One of the examples is a shock wave discharged from the open end of a square cross sectional shock tube. The experiments were conducted in 40mm×40mm cross sectional shock tube. Double exposure diffuse holographic interferometry was used for the flow visualization. The three dimensional shock configulation and the three dimensional flow behind the shock wave can be clearly observed. Other three dimensional observations in shock tube flows are also shown.

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