A finite element propagation model for extracting normal incidence impedance in nonprogressive acoustic wave fields

Journal of Computational Physics

Volumn 125, Issue 1, 1996, Pages 177-186

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

^a NASA LANGLEY RESEARCH CENTER   (United States)

^b LOCKHEED MARTIN   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ACOUSTIC FIELDS; ACOUSTIC IMPEDANCE; ACOUSTIC NOISE; FINITE ELEMENT METHOD;

ACOUSTIC MATERIALS; ACOUSTIC WAVE FIELDS; FINITE LENGTH; MINIMISATION; MODEL METHOD; NONPROGRESSIVE; NORMAL INCIDENCE; PROPAGATION MODELS; WALL PRESSURE; WAVEFIELDS;

AIRCRAFT ENGINES;

EID: 0030115588     PISSN: 00219991     EISSN: None     Source Type: Journal    
DOI: 10.1006/jcph.1996.0087     Document Type: Article

References (11)

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2. 2. B. Phillips, Effects of High Value Wave Amplitude and Mean Flow on a Helmholtz Resonator, NASA TMX-1582 (1967).
3. 3. B. Phillips and C. J. Morgan, Mechanical Absorption of Acoustic Oscillations in Simulated Rocket Combustion Chambers, NASA TN D-3792 (1967).
4. 4. D. L. Armstrong and R. F. Olsen, Impedance measurements of acoustic duct liners with grazing flow, Boeing paper presented at the 87th Meeting of the Acoustical Society of America, New York, NY, April 1974.
5. 5. Willie R Watson, A Method for Determining Acoustic-Liner Admittance in a Rectoangular Duct With Grazing Flow From Experimental Data, NASA TP-2310 (1984).
6. 6. Willie R. Watson, A New Method for Determining Acoustic-Liner Admittance in Ducts With Sheared Flow in Two Cross-Sectional Directions, NASA TP-2518 (1985).
7. 7. Tony L. Parrott, Willie R. Watson, and Michael G. Jones, Experimental Validation of a Two-Dimensional Shear-Flow Model for Determining Acoustic Impedance, NASA TP-2679 (1987).
8. 8. O. C. Zienkiewicz, The Finite Element Method In Engineering Science (McGraw-Hill, London, 1971).
9. 9. Chandrakant S. Desai and John F. Abel, Introduction to the Finite Element Method, (Van Nostrand Reinhold, New York, 1972).
10. 10. M. G. Jones and T. L. Parrott, Mech. System Signal Process. J. 3(1), (1989).
11. 11. R. E. Kraft, Theory and Measurement of Acoustic Wave Propagation In Multi-Segmented Rectangular Ducts, P.h.D. Thesis (University of Cincinnati, 1976).