Validation of a numerical method for extracting liner impedance

AIAA Journal

Volumn 34, Issue 3, 1996, Pages 548-554

  Watson, Willie R ^a   Jones, Michael G ^b   Tanner, Sharon E ^a,c   Parrott, Tony L ^a  

^a NASA LANGLEY RESEARCH CENTER   (United States)

^b LOCKHEED MARTIN   (United States)

^c AIAA ^*

Author keywords

[No Author keywords available]

Indexed keywords

EXPERIMENTS; LININGS; MEASUREMENTS; NUMERICAL METHODS;

INSTRUMENTATION; LARGE PIPE; MATERIAL ENGINEERING; NORMAL INCIDENCE;

ACOUSTIC IMPEDANCE;

EID: 0029732909     PISSN: 00011452     EISSN: None     Source Type: Journal    
DOI: 10.2514/3.13102     Document Type: Article

References (9)

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2. Phillips, B., and Morgan, C. J., "Mechanical Absorption of Acoustic Oscillations in Simulated Rocket Combustion Chambers," NASA TN D-3792, 1967.
3. Phillips, B., "Effects of High Value Wave Amplitude and Mean Flow on a Helmholtz Resonator," NASA TMX-1582, 1967.
4. Armstrong, D. L., Beckemeyer, R. J., and Olsen, R. F., "Impedance Measurements of Acoustic Duct Liners with Grazing Flow," Boeing Paper, Acoustical Society of America 87th Annual Meeting, New York, April 1974.
5. Watson, W. R., "A Method for Determining Acoustic-Liner Admittance in a Rectangular Duct with Grazing Flow from Experimental Data," NASA TP-2310, 1984.
6. Watson, W. R., "A New Method for Determining Acoustic-Liner Admittance in Ducts with Sheared Flow in Two Cross-Sectional Directions," NASA TP-2518, 1985.
7. Parrott, T. L., Watson, W. R., and Jones, M. G., "Experimental Validation of a Two-Dimensional Shear-Flow Model for Determining Acoustic Impedance," NASA TP-2679, 1987.
8. Watson, W. R., Jones, M. G., Tanner, S. E., and Parrott, T. L., "A Finite Element Propagation Model for Extracting Normal Incidence Impedance in Nonprogressive Acoustic Wave Fields," NASA TM-110160, April 1995.
9. Jones, M. G., and Parrott, T. L., "Evaluation of a Multi-Point Method for Determining Acoustic Impedance," Mechanical System and Signal Processing Journal, Vol. 3, No. 1, 1989, pp. 15-35.