Page 1
Actuation• Time instants of pulsed jet(a)
(b)
(c)
Page 2
Results
• Velocity vectors and vorticity contours along a plane D, no control (left) and control (right).
Page 3
Vortex Patterns
• Visbal and Gursul call it “dual vortex structure”
Page 4
PIV results (cont.)
• Planes 2(z/b= 0.209) and 3 (z/b= 0.334) with actuation.
Page 5
Results (cont.)• Plane A, control, t=0,t=T/8
Page 6
Results (cont.)
• Plane A, control, t=2T/8,t=3T/8
Page 7
Results (cont.)• Plane A, control, t=4T/8,t=5T/8
Page 8
Results (cont.)
• Plane A, control, t=6T/8,t=7T/8
Page 9
Results (cont.)
• Plane 8, t=0
No control Control
Page 10
Results (cont.)
• Plane 8, t=T/8
No control Control
Page 11
Results (cont.)
• Plane 8, t=2T/8
No control Control
Page 12
Results (cont.)
• Plane 8, t=3T/8
No control Control
Page 13
Results (cont.)
• Plane 8, t=4T/8
No control Control
Page 14
Results (cont.)
• Plane 8, t=5T/8
No control Control
Page 15
Results (cont.)
• Plane 8, t=6T/8
No control Control
Page 16
Results (cont.)
• Plane 8, t=7T/8
No control Control
Page 17
Results (cont.)
• Planes B and C, control
Page 18
Results (cont.)
• Plane 10, t=0
No control Control
Page 19
Results (cont.)
• Plane 10, t=T/8
No control Control
Page 20
Results (cont.)
• Plane 10, t=2T/8
No control Control
Page 21
Results (cont.)
• Plane 10, t=3T/8
No control Control
Page 22
Results (cont.)
• Plane 10, t=4T/8
No control Control
Page 23
Results (cont.)
• Plane 10, t=5T/8
No control Control
Page 24
Results (cont.)
• Plane 10, t=6T/8
No control Control
Page 25
Results (cont.)
• Plane 10, t=7T/8
No control Control
Page 26
Results (cont.)• Plane D, no control and control