Active cancellation of tollmien-schlichting instabilities in compressible flows using closed-loop control

Solid Mechanics and its Applications

Volumn 7, Issue , 2008, Pages 319-331

  Engert, Marcus ^a   Pätzold, Andreas ^a   Becker, Ralf ^b   Nitsche, Wolfgang ^a  

^a TECHNISCHE UNIVERSITÄT BERLIN   (Germany)

^b ROBERT BOSCH GMBH   (Germany)

Author keywords

Active control; Adaptive filter; Compressible flows; Laminar flow control; Sensor actuator systems; Tollmien Schlichting waves; TS waves

Indexed keywords

ACTIVE CONTROL; ACTIVE WAVE CONTROL; BOUNDARY LAYER SUCTION; CLOSED-LOOP; CLOSED-LOOP CONTROL; FREQUENCY DOMAINS; HIGH VELOCITY; LAMINAR-TURBULENT TRANSITION; LINEAR DISTURBANCE; LOCAL MEAN VELOCITY; NATURALLY OCCURRING; OPTIMIZED CONTROL; REAL TIME; T-S WAVES; THIN BOUNDARY LAYERS; TOLLMIEN-SCHLICHTING INSTABILITY; TOLLMIEN-SCHLICHTING WAVES; WAVE SUPERPOSITION;

ACTUATORS; ADAPTIVE FILTERS; AIRFOILS; ALGORITHMS; BOUNDARY LAYERS; ENERGY UTILIZATION; FLOW CONTROL; LAMINAR FLOW; MACH NUMBER; SENSORS;

COMPRESSIBLE FLOW;

EID: 84861032062     PISSN: 18753507     EISSN: None     Source Type: Book Series    
DOI: 10.1007/978-1-4020-6858-4_37     Document Type: Conference Paper

References (15)

1. Braslow, A., Visconti, F.: Further experimental studies of area suction for the control of the laminar boundary layer on a porous bronze NACA 64A010 airfoil. NACA Technical Note 2112, 1950.
2. Morkovin, M.V.: Critical evaluation of transition from laminar to turbulent shear layer with emphasis of hypersonical travelling bodies. AFFDL-TR, 1968, pp. 68-149.
3. Joslin, R.D., Nicolaides, G.E., Erlebacher, G., Hussaini, M.Y., Gunzburger, M.D.: Active control of boundary-layer instabilities: Use of sensors and a spectral controller. AIAA Journal 33(8), 1995, 1521-1523.
4. Kral, L.D., Fasel, H.F.: Numerical investigation of the control of the secondary instability process in boundary layers. AIAA Paper 89-0984, USA, 1989.
5. Thomas, A.S.W.: Active wave control of boundary-layer transition. In: Bushnell, D.M., Hefner, J.N. (Eds.), Viscous Drag Reduction in Boundary Layers, Progress in Astronautics and Aeronautics, Vol. 123, AIAA, USA, 1990, pp. 179-199
6. Raguse, A: Experimentelle Untersuchung zur aktiven dynamischen Beeinflussung des laminar-turbulenten Umschlags in einer Plattengrenzschicht. Ph.D. Thesis, Math.-Nat. Fak., Universität Göttingen, Germany, 1998.
7. Evert, F: Experimentelle Untersuchung zur dynamischen Beeinflussung einer Plattengrenz-schicht. Ph.D. Thesis, Math.-Nat. Fak, Universität Göttingen, Germany, 2000.
8. Opfer, H: Active cancellaction of 3D Tollmien-Schlichting waves in the presence of sound and vibrations. Ph.D. Thesis, Math.-Nat. Fak, Universität Göttingen, Germany, 2002.
9. Baumann, M: Aktive Dämpfung von Tollmien-Schlichting Wellen in einer Flügelgrenz-schicht. Ph.D. Thesis, Institute of Aero- and Astronautics, Technical University of Berlin, Germany, 1999.
10. Sturzebecher, D: Kaskadierte Sensor-Aktuatorsysteme zur aktiven Dämpfung von natürlichen To llmien-Schlichting Instabilitäten an einem Tragflügel. Ph.D. Thesis, Institute of Aero- and Astronautics, Tech. Univ. Berlin, Germany, 2002.
11. Sturzebecher, D: Active control of boundary-layer instabilities on an unswept wing. In: Proceedings of the DFG-Concluding Colloquium "Transition", Vol. XX of NNFM, Experiments in Fluids 31, Germany, 2001.
12. Sturzebecher, D: The surface hot wire as a means of measuring mean and fluctuating wall shear stress. Experiments in Fluids 31, Germany, 2001.
13. Elliott, S., Nelson, P.: Active noise control. IEEE Signal Processing Magazine, 1993, 12-35.
14. Burgess, J.: Active adaptive sound control in a duct: A computer simulation. Journal of the Acoustical Society of America 70, 1981, 715-726.
15. Widrow, B., Schur, D., Shaffer, S.: On adaptive inverse control. In: Proceedings of the 15th Asilomar Conference on Circuits, Systems and Computers, Pacific Grove, CA, November 1981, pp. 185-195.