Click the glass tube in 3D to place the probe. Dashed = exact solution of the same initial data.
colour: densityexact wave paths
Horizontal: position along the tube. Vertical: time (upwards). Straight lines: shock, contact and the two edges of the expansion fan.
Shock Tube Lab
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WebGL could not be started on this device or it was lost. The solver and every plot below still work: use the Profiles, x–t and Sensors tabs.
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Schlieren is a visualisation of the density gradient (Gladstone-Dale: n-1 = Kρ); the quantitative output of this lab comes from the solver, not from the picture.