Fan noise source diagnostic test - LDV measured flow field results

8th AIAA/CEAS Aeroacoustics Conference and Exhibit

Volumn , Issue , 2002, Pages

  Podboy, Gary G ^a   Krupar, Martin J ^a   Hughes, Christopher E ^a   Woodward, Richard P ^a  

^a NASA GLENN RESEARCH CENTER   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

BLADE PASSAGE; HIGH ROTATIONAL SPEED; MEASUREMENTS OF; POTENTIAL SOURCES; ROTOR/STATOR INTERACTIONS; SHOCK POSITION; TIP CLEARANCE; TURBOFAN MODEL;

ACOUSTIC NOISE; FLOW OF FLUIDS; HELICOPTER ROTORS; TURBOMACHINE BLADES; WAKES;

AEROACOUSTICS;

EID: 84896690126     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (13)

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3. Ganz, U.W., Experimental Investigation of the Unsteady Flow Characteristics in the Boeing 18 Inch Fan Rig, AIAA Paper 99-1886, 1999
4. Podboy, G.G., Further Analysis of Fan Wake Data Obtained Downstream of the Allison Low Noise Fan and the Pratt & Whitney ADP'Fan 1 Models, AST Engine Noise Workshop, Vol IV, pp. 131-160, April 1998
5. Podboy, G.G., Krupar, M.J., Helland, S.M., and Hughes, C.E., Steady and Unsteady Flow Field Measurements Within a NASA 22 Inch Fan Model, AIAA Paper 2002-1033, 2002
6. Verhoff, V.G., Three-Dimensional Laser Window Formation, NASA/RP 1280, 1992
7. Brookfield, J.M., Waitz, I.A., and Sell, J., Wake Decay - Effect of Freestream Swirl, Journal of Propulsion and Power, Vol. 14, No. 2, pp 215-224, Mar.-Apr 1998
8. Envia, E., and Nallasamy, M., Design Selection and Analysis of a Swept and Leaned Stator Concept, Journal of Sound and Vibration, Vol. 228, No. 4, December 1999
9. Envia, E. "Influence of Vane Sweep on Rotor-Stator Interaction Noise," Ph.D. Dissertation, University of Arizona, 1988
10. Woodward, R.P., Hughes, C.E., Jeracki, R.J., and Miller, C.J., Fan Noise Source Diagnostic Test - Far-field Acoustic Results, AIAA Paper 2002-2427, 2002
11. Hayden, R.E., Bliss, D.B., Murray, B.S., Chandiramani, K.L., Smullin, J.I., Schwaar, P.G., Analysis and Design of aHigh Speed, Low Noise Aircraft Fan Incorporating Swept Leading Edge Rotor and Stator Blades, NASA CR-135092, 1977
12. Suder, K.L., and Celestina, M.L., Experimental and Computational Investigation of the Tip Clearance Flow in a Transonic Axial Compressor Rotor, Journal of Turbomachinery, Vol. 118, pp. 218-229, 1996
13. Van Zante, D.E., Strazisar, A.J., Wood, J.R., Hathaway, M.D., Okiishi, T.H., Recommendations for Achieving Accurate Numerical Simulation of Tip Clearance Flows in Transonic Compressor Rotors, ASME Paper 99-GT-390, 1999.