Advanced Flow Diagnostics and Experimental Aerodynamics Laboratory

Photo Gallery of Fluid Visualization

PIV Measurements of Wind Turbine Wake (Yang and Hu et al.)

        (a).  MTT raw image

           (b). temperature fields derived from the image

Molecular Tagging  Thermometry (MTT) with adjustable sensitivity 

(a). Grid image 0.5 ms after the laser  pulse             (b).  Same grid 5 ms later

    (c). Simultaneous velocity and temperature fields derived from the image pair

Molecular Tagging  Velocity and Thermometry (MTV&T) measurements 

  (a). total concentration                              (b).  molecularly-unmixed fraction   

(c). molecularly-unmixed fraction

Instantaneous quantification of molecular mixing in gaseous jet  flow 

            (a). t = t0                    

               (b). t = t0+0.1s                

Vortex structures downstream a lobed nozzle/mixer