Measurements of the resistance of parallel-plate heat exchangers to oscillating flow at high amplitudes

Journal of the Acoustical Society of America

Volumn 115, Issue 5 I, 2004, Pages 2071-2074

  Wakeland, Ray Scott ^a   Keolian, Robert M ^a  

^a PENNSYLVANIA STATE UNIVERSITY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

HEAT EXCHANGERS; LOSSES; PLATES (STRUCTURAL COMPONENTS);

ACOUSTIC RESISTANCE; PARALLEL PLATE HEAT EXCHANGERS;

ACOUSTIC WAVES;

ACOUSTICS; HEAT EXCHANGER; MATHEMATICAL ANALYSIS; MEASUREMENT METHOD; PREDICTION;

AMPLITUDE MODULATION; ARTICLE; HEAT TRANSFER; LINEAR SYSTEM; MEASUREMENT; OSCILLATION; PRIORITY JOURNAL; THEORETICAL MODEL; VISCOSITY;

EID: 2142758767     PISSN: 00014966     EISSN: None     Source Type: Journal    
DOI: 10.1121/1.1701901     Document Type: Article

References (9)

1. R. S. Wakeland and R. M. Keolian, "Effectiveness of parallel-plate heat exchangers in thermoacoustic devices," J. Acoust. Soc. Am. (in press).
2. R. S. Wakeland and R. M. Keolian, "Influence of velocity profile nonuniformity on minor losses for flow exiting thermoacoustic heat exchangers," J. Acoust. Soc. Am. 112, 1249-1252 (2002).
3. R. S. Wakeland and R. M. Keolian, "Measurements of resistance of individual square-mesh screens to oscillating flow at low and intermediate Reynolds numbers," J. Fluids Eng. 125, 851-862 (2003).
4. G. Swift, Thermoacoustics: A Unifying Perspective for Some Engines and Refrigerators (Acoustical Society of America, Mellville, NY, 2002).
5. R. S. Wakeland, "Heat exchangers in oscillating flow, with application to thermoacoustic devices that have neither stack nor regenerator," Ph.D. thesis, The Pennsylvania State University, 2003.
6. v are given by Eqs. (4.56) and (4.58) of Ref. 4 for the duct and heat exchangers, respectively. For the exchangers, (σ=0.76 and L=22 mm; for the duct, (σ=1 and L is the total length of open duct between the pressure sensors, which depends on the gap size.
7. eff scale should be "1.100."
8. R. K. Shah and A. L. London, Laminar Flow Forced Convection in Ducts, Advances in Heat Transfer, supplement 1, edited by T. F. Irvine, Jr. and J. P. Harnett, Eq. (291) (Academic, New York, 1978).
9. A. Petculescu and L. A. Wilen, "Oscillatory flow in jet pumps: Nonlinear effects and minor losses," J. Acoust. Soc. Am. 113, 1282-1292 (2003).