Actively controlled rotor: Aerodynamic and acoustic benefit for the helicopter today and tomorrow

34th European Rotorcraft Forum 2008, ERF34

Volumn 2, Issue , 2008, Pages 1373-1420

  Altmikus, A ^a   Dummel, A ^a   Heger, R ^a   Schimke, D ^a  

^a EUROCOPTER DEUTSCHLAND GMBH   (France)

Author keywords

[No Author keywords available]

Indexed keywords

ACOUSTIC CHARACTERISTIC; ACTIVE CONTROL; ACTIVE ROTOR; ACTIVE TWIST; ACTUATION PRINCIPLES; AERODYNAMIC FORCES; BLADE TIP; BVI NOISE; CFD METHOD; COMPONENT TESTING; CONTROL LAWS; CONTROL SETTINGS; EUROCOPTERS; FIBRE REINFORCED POLYMERS; FLIGHT CONDITIONS; FRIENDCOPTER; FULL SCALE; HIGH RESOLUTION; NOISE CONTOURS; NUMERICAL SIMULATION; PERFORMANCE BENEFITS; RESEARCH PROGRAMMES; ROTOR POWER; TECHNICAL FEASIBILITY; TECHNOLOGY READINESS LEVELS; TRAILING EDGES; VIBRATION REDUCTIONS; WILLIAMS;

ACOUSTIC NOISE; AERODYNAMICS; AIRCRAFT; CONTROL THEORY; RESEARCH;

HELICOPTER ROTORS;

EID: 79952501354     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (32)

1. th Annual Forum, Washington, DC, May 20-22, 1998.
2. th European Rotorcraft Forum, Marseille, France, September 15-17, 1998.
3. Kloeppel, V., Enenkl, B., and Strehlow, H.: "Rotor Blade Control by Active Helicopter Servo Flaps." International Forum on Aeroelasticity and Structural Dynamics 2005, Munich, Germany, June 2005.
4. nd European Rotorcraft Forum, Maastricht, the Netherlands, September 2006.
5. Dieterich, O., Enekl, B., and Roth. D.: "Trailing Edge Flaps for Active Rotor Control Aeroelastic Characteristics of the ADASYS Rotor System.", American Helicopter Society 62nd Annual Forum, Phoenix, AZ, May 9-11, 2006.
6. Bebesel, M., Roth, D., and Pongratz, R.: "Reduction of BVI Noise on Ground - InFlight Evaluation of Closed-Loop Controller." 28th European Rotorcraft Forum, Bristol, UK, September 2002.
7. Roth, D.: "Advanced Vibration Reduction by IBC Technology." 30th European Rotorcraft Forum, Marseille, France, September 2004.
8. Enenkl, B., Köppel, V., Preißler, D., and Jänker, P.: "Full Scale Rotor with Piezoelectric Actuated Blade Flaps." 28th European Rotorcraft Forum, Bristol, United Kingdom, September 2002.
9. Grohmann, B., Maucher, Ch., Prunhuber, T., Jänker, P., Dieterich, O., Enenkl, B., Bauer, M., Ahci, E., Altmikus, A., and Baier, H.: "Multidisciplinary Design and Optimisation of Active Trailing Edge for Smart Helicopter Rotor Blade.", First international symposium on design modelling and experiments of adaptive structures and smart systems, DEMEASS 1, Turin, Italy, 2006.
10. Grohmann, B., Maucher, Ch., and Jänker, P.:"Actuation Concepts for Morphing Helicopter Rotor Blades.", 25th International Congress of the Aeronautical Sciences, ICAS, Hamburg, Germany, September 2006.
11. Grohmann, B., Maucher, Ch., Jänker, P., Altmikus, A., and Schimke, D.: "Aeroservo-elastic Pre-design of a Smart Trailing Edge Tab for an Adaptive Helicopter Rotor Blade.", CEAS/AIAA/DGLR International Forum on Aeroelasticity and Structural Dynamics Munich, Germany, June 2005.
12. rd European Rotorcraft Forum, Kazan, Russia, September 2007.
13. th Annual Forum, Montreal, Canada, April 29-May 1, 2008.
14. Masarati, P., Morandini, M., Riemenschneider, J., Wierach, P., Gluhih, S., and Barkanov, E.: "Optimal Design of an Active Twist 1:2.5 Scale Rotor Blade.", 31st European Rotorcraft Forum, Florence, Italy, September 13-15 2005.
15. rd European Rotorcraft Forum, Kazan, Russia, September 2007.
16. Johnson, W., "Comprehensive Analytical Model of Rotorcraft Aerodynamics and Dynamics", Vol. I - VII. Johnson Aeronautics, Sept. 1998.
17. Johnson, W., "Rotorcraft Aerodynamic Models for a Comprehensive Analysis", American Helicopter Society 54th Annual Forum, Washington, DC, May 1998.
18. th European Rotorcraft Forum, Friedrichshafen, Germany, 2003.
19. Yin, J., Buchholz, H., and Splettstoesser, W., "Numerical Simulation of Bo105 Main/Tail Rotor Interaction Noise and Preliminary Comparisons with Flight Test Results", 28th European Rotorcraft Forum, Bristol, England, 17-20 Sep. 2002.
20. th European Rotorcraft Forum, Friedrichshafen, Germany, September 16-18, 2003.
21. nd European Rotorcraft Forum, Maastricht, the Netherlands, September 2006.
22. Toulmay, F., Arnaud, G., Falchero, D. and Villat, V.: "Analytical Prediction of the Rotor Dynamics for Advanced Geometry Blades", American Helicopter Society, 52nd Annual Forum, Washington, D.C., June 1996.
23. Benoit, B., Dequin, A-M., Kampa, K., Grünhagen, W. v., Basset, P-M., Gimonet, B.: "HOST: A General Helicopter Simulation Tool for Germany and France", American Helicopter Society, 56th Annual Forum, Virginia Beach, Virginia, May 2000.
24. Kroll, N., Eisfeld, B. and Bleecke, H.M., "The Navier-Stokes Code FLOWer", Volume 71 of Notes on Numerical Fluid Mechanics, pages 58-71. Vieweg, Braunschweig, 1999.
25. Jameson, A., Schmidt, W. and Turkel, E.: "Numerical Solutions of the Euler Equations by Finite Volume Methods Using Runge-Kutta Time-Stepping Schemes", AIAA-Paper 81-1259, 1981.
26. Jameson, A.: "Time Dependent Calculation Using Multigrid, With Applications to Unsteady Flows Past Airfoils and Wings", AIAA-Paper 91-1596, 1991.
27. Pahlke, K. G.: "Berechnung von Strömungsfeldern um Hubschrauberrotoren im Vorwärtsflug durch die Lösung der Euler-Gleichungen", DLR-Forschungsbericht 1999-22, ISSN 1434-8454, 1999.
28. Altmikus, A. R. M. and Wagner, S.: "CHANCE - Complete Helicopter Advanced Computational Environment: WP 4.2 Full Coupling and Trim" 2. Advancement Report, Reporting Period: 01.01.2000 - 31.12.2000, Institut für Aeround Gasdynamik, Universität Stuttgart, 2001.
29. th European Rotorcraft Forum, The Hague (The Netherlands), Sept. 2000.
30. th Annual Forum, June 2002.
31. Dietz, M., Krämer, E., Wagner, S., and Altmikus, A..: "Weak Coupling for Active Advanced Rotors.", 31st European Rotorcraft Forum, Florence, Italy, September 13-15 2005.
32. rd Annual Forum, Virginia Beach, VA, May 2007.