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Flow control
Recirculation length versus frequency of pulsating jets
Snapshots under forced (upper) and unforced (lower) conditions
Vortex centers (red: clockwise /green: anticlockwise).
Optimum frequency (left), non optimum frequency (right), unforced (bottom)
Optimum frequency (left), non optimum frequency (right), unforced (bottom)
Averaged velocity field. Forced at f=10Hz (left), forced at f=2Hz and unforced (bottom)
Flow control in a backward facing step
Pulsating jets of variable frequency / use of 2D PIV with two cameras