0
TECHNICAL PAPERS

Vectoring Thrust in Multiaxes Using Confined Shear Layers

[+] Author and Article Information
F. S. Alvi, A. Krothapalli

Florida A&M University and Florida State University, Tallahassee, FL 32310

P. J. Strykowski, D. J. Forliti

University of Minnesota, Minneapolis, MN 55455

J. Fluids Eng 122(1), 3-13 (Dec 07, 1999) (11 pages) doi:10.1115/1.483220 History: Received March 22, 1999; Revised December 07, 1999
Copyright © 2000 by ASME
Your Session has timed out. Please sign back in to continue.

References

Herrick, P. W., 1988, “Air Combat Payoffs of Vectoring/Reversing Exhaust Nozzles,” AIAA/ASME/SAE/ASEE 24th Joint Propulsion Conference, Boston, MA, Paper AIAA-88-3239.
Nguyen, L. T., and Gilbert, W. P., 1990, “Impact of Emerging Technologies on Future Combat Aircraft Agility,” AIAA/SFTE/DGLR/SETP Fifth Biannual Flight Test Conference, Ontario, CA, Paper AIAA 90-1304.
Henderson,  W. P., 1990, “Propulsion System Integration in High Performance Aircraft,” Aerospace Engineering, 10, No. 2, pp. 21–25.
Mishler, R., and Wilkinson, T., 1992, “Emerging Airframe/Propulsion Integration Technologies at General Electric,” AIAA/SAE/ASME/ASEE 28 Joint Propulsion Conference and Exhibit, Nashville, TN, Paper AIAA 92-3335.
Chambers, J. R., 1992, “High-Alpha Flight Dynamics: Lessons Learned,” NASA High Angle-of-Attack Projects and Technology Conference.
Doonan, J. G., and Kuchar, A. P., 1992, “Scale Model Test Results of a Multi-Slotted Vectoring 2DCD Ejector Nozzle,” AIAA/SAE/ASME/ASEE 28 Joint Propulsion Conference and Exhibit, Nashville, TN, Paper AIAA 92-3264.
Capone, F., Smereczniak, P., Spetnagel, D., and Thayer, E., 1992, “Comparative Investigation of Multiplane Thrust Vectoring Nozzles,” AIAA/SAE/ASME/ASEE 28 Joint Propulsion Conference and Exhibit, Nashville, TN, Paper AIAA 92-3263.
Snow, B. H., 1990, “Thrust Vectoring Control Concepts and Issues,” SAE Technical Paper Series, 901848, Oct.
Asbury, S. C., and Capone, F. J., 1995, “Multiaxis Thrust-Vectoring Characteristics of a Model Representative of the F-18 High-Alpha Research Vehicle at Angles of Attack from 0 to 70 deg,” Dec., NASA Technical Paper 3531.
Wing, D. J., 1994, “Static Investigation of Two Fluidic Thrust-Vectoring Concepts on a Two-Dimensional Convergent Divergent Nozzle,” NASA TM-4574.
Warren, R. W., 1962, “Some Parameters Affecting the Design of Bistable Fluid Amplifiers,” ASME Symposium of Fluid Jet Control Devices, Nov., pp. 75–82.
Comparin, R. A., Mitchell, A. E., Mueller, H. R., and Glaettli, H. M., 1962, “On the Limitations and Special Effects in Fluid Jet Amplifiers,” ASME Symposium of Fluid Jet Control Devices, pp. 65–74.
Gilbert, B., 1991, “Directional Control of Large Mass Flows by Fluidics,” FLUCOME ’91 ASME 3rd Triennial International Symposium of Fluid Control, Measurement and Visualization.
Carrol, G. R., and Cox, H., 1983, “A Missile Flight Control System using Boundary Layer Thrust Vector Control,” June, Paper AIAA 83-1149.
Fitzgerald, R. E., and Kampe, R. F., 1983, “Boundary Layer TVC for Missile Applications,” AIAA Paper 83-1153.
Porzio,  A. J., and Franke,  M. E., 1989, “Experimental Study of a Confined Jet Thrust Vector Control Nozzle,” J. Propul. Power, 5, No. 5, pp. 596–601.
Grinstein, F. F., 1998, “Entrainment and Thrust Vector Control with Countercurrent Rectangular Jets,” 11th ONR Propulsion Meeting, West Palm Beach, FL, pp. 34–41.
Hunter, C. A., and Deere, K. A., 1999, “Computational Investigation of Fluidic Counterflow Thrust Vectoring,” 35th AIAA/ASME/SAE/ASEE Joint Propulsion Conference and Exhibit, Los Angeles, CA, Paper AIAA 99-2669.
Strykowski,  P. J., Krothapalli,  A., and Forliti,  D. J., 1996, “Counterflow Thrust Vectoring of Supersonic Jets,” AIAA J., 34, No. 11, pp. 2306–2314.
Van der Veer,  M. R., and Strykowski,  P. J., 1997, “Counterflow Thrust Vector Control of Subsonic Jets: Continuous and Bistable Regimes,” J. Propul. Power, 13, No. 3, pp. 412–420.
Young,  T., 1957, “Outlines of Experiments and Inquiries Respecting Sound and Light,” Lecture to the Royal Society; also Journal of the Royal Aeronautical Society, 61, 157.
Strykowski,  P. J., and Wilcoxon,  R. K., 1993, “Mixing Enhancement due to Global Oscillations in Jets with Annular Counterflow,” AIAA J., 31, No. 3, pp. 564–570.
Strykowski,  P. J., Krothapalli,  A., and Jendoubi,  S., 1996, “The Effect of Counterflow on the Development of Compressible Shear Layers,” J. Fluid Mech., 308, pp. 63–96.
Ramaswamy, M. A., Alvi, F. S., and Krothapalli, A., 1997, “Special 6-Component Jet Rig Balance for Studying New Thrust Vectoring Concepts,” 17th ICIASF Conference, Pacific Grove, CA.
Wishart, D. P., and Krothapalli, A., 1994, “On the Structure of a Heated Supersonic Jet,” AIAA Paper 94-0666.
Forliti, D. J., 1995, “Measurement of a Rectangular Mach 2 Jet Under Free and Counterflow Thrust Vectored Conditions,” M.S. thesis, Department of Mechanical Engineering, Florida State University, Tallahassee, FL.
Gillgrist, R. D., 1999, “A Fundamental Study of Thrust Vector Control Using Counterflow,” M.S. thesis, Department of Mechanical Engineering, University of Minnesota, Minneapolis, MN.
Flamm, J. D., 1998, “Experimental Study of a Nozzle Using Fluidic Counterflow for Thrust Vectoring,” 34th AIAA/ASME/SAE/ASEE Joint Propulsion Conference & Exhibit, Cleveland, OH, Paper AIAA 98-3255.
Raman,  G., Hailye,  M., and Rice,  E. J., 1993, “Flip-Flop Jet Nozzle Extended to Supersonic Flows,” AIAA J., 31, No. 6, pp. 1028–1035.
Schmid, G. F., 1996, “Design and Optimization of a Counterflowing Thrust Vectoring System,” M.S. thesis, University of Minnesota, MN.
Strykowski, P. J., Schmid, G. F., Alvi, F. S., and Krothapalli, A., 1997, “Vectoring Thrust Using Confined Countercurrent Shear Layers,” AIAA 4th AIAA Shear Flow Control Conference, Snowmass, CO, Paper AIAA 97-1997.

Figures

Grahic Jump Location
Schematics of the (a) side view and (b) end views of a counterflow thrust vector nozzle
Grahic Jump Location
Shadowgraph images of the side view of a Mach 2 jet operating at To=300 K: (a) jet vectored at ∼5 deg; (b) jet vectored at ∼10 deg; and (c) jet vectored at ∼15 deg
Grahic Jump Location
(a) Pressure distributions along collar surfaces and jet deflection measured within jet potential core. (b) Iso-velocity contours obtained using PIV at the same conditions as in (a), where M=2,To=300 K,G/H=0.38.
Grahic Jump Location
Counterflow thrust vector performance as a function of slot pressure in the secondary stream. (a) Secondary mass flow requirements; (b) thrust vector angles; (c) thrust coefficient. Conditions correspond to M=2 for cold jets (open symbols, To=300 K) and hot jets (solid symbols, To=670 K).
Grahic Jump Location
Planar laser scattering images of jet cross section at x/D≈2.5 for (a) unvectored jet and (b) jet vectored into uppermost sector; pG/pa=0.51
Grahic Jump Location
Planar laser scattering images of the side view of a Mach 2 axisymmetric jet: (a) unvectored, and (b) vectored into the uppermost sector; pG/pa=0.51
Grahic Jump Location
Performance of counterflow thrust vectoring of axisymmetric and rectangular nozzles at Mach 2
Grahic Jump Location
Pressure response for jet deflections between (a) 0 and 10 deg, and (b) 10 and 0 deg. Uncertainty in time is ±0.003 s; uncertainty in normalized pressure is ±0.01.
Grahic Jump Location
Schematic of pitch vectoring hardware in the presence of coflow
Grahic Jump Location
Pressure distributions on the collar and coflow duct surfaces for a primary Mach number of 1.4 and a coflow Mach number of 0.3. Uncertainty in x/H is ±0.05.
Grahic Jump Location
Performance of counterflow thrust vectoring in a rectangular nozzle with coflow

Tables

Errata

Discussions

Some tools below are only available to our subscribers or users with an online account.

Related Content

Customize your page view by dragging and repositioning the boxes below.

Related Journal Articles
Related eBook Content
Topic Collections

Sorry! You do not have access to this content. For assistance or to subscribe, please contact us:

  • TELEPHONE: 1-800-843-2763 (Toll-free in the USA)
  • EMAIL: asmedigitalcollection@asme.org
Sign In