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TECHNICAL PAPERS

Concentration Probe Measurements in a Mach 4 Nonreacting Hydrogen Jet

[+] Author and Article Information
D. R. Buttsworth

Faculty of Engineering and Surveying, University of Southern Queensland, Toowoomba, QLD 4350, Australia

T. V. Jones

Department of Engineering Science, University of Oxford, Oxford OX1 3PJ, UK

J. Fluids Eng 125(4), 628-635 (Aug 27, 2003) (8 pages) doi:10.1115/1.1595671 History: Received July 05, 2001; Revised March 10, 2003; Online August 27, 2003
Copyright © 2003 by ASME
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References

McQuaid,  J., and Wright,  W., 1973, “The Response of a Hot-Wire Anemometer in Flows of Gas Mixtures,” Int. J. Heat Mass Transfer, 16, pp. 819–828.
McQuaid,  J., and Wright,  W., 1974, “Turbulence Measurements With Hot-Wire Anemometry in Non-Homogeneous Jets,” Int. J. Heat Mass Transfer, 17, pp. 341–349.
Brown,  G. L., and Rebollo,  M. R., 1972, “A Small, Fast-Response Probe to Measure Composition of a Binary Gas Mixture,” AIAA J., 10, pp. 649–652.
Swithenbank, J., 1977, “Measurement in Combustion Processes,” Measurement of Unsteady Fluid Dynamic Phenomena, B. E. Richards, ed., Hemisphere, Washington, DC, pp. 189–212.
Ninnemann,  T. A., and Ng,  W. F., 1992, “A Concentration Probe for the Study of Mixing in Supersonic Shear Flows,” Exp. Fluids, 13, pp. 98–104.
Ng,  W. F., and Epstein,  A. H., 1983, “High-Frequency Temperature and Pressure Probe for Unsteady Compressible Flows,” Rev. Sci. Instrum., 54, pp. 1678–1683.
VanZante, D. E., Suder, K. L., Strazisar, A. J., and Okiishi, T. H., 1994, “An Improved Aspirating Probe for Total-Temperature and Total-Pressure Measurements in Compressor Flows,” ASME Paper No. 94-GT-222.
Buttsworth,  D. R., and Jones,  T. V., 1998, “A Fast-Response Total Temperature Probe for Unsteady Compressible Flows,” ASME J. Eng. Gas Turbines Power, 120, pp. 694–702.
White, F. M., 1991, “Viscous Fluid Flow,” 2nd Ed., McGraw-Hill, New York.
Buttsworth,  D. R., and Jones,  T. V., 1998, “A Fast-Response High Spatial Resolution Total Temperature Probe using a Pulsed Heating Technique,” ASME J. Turbomach., 120, pp. 601–607.
Oldfield, M. L. G., Burd, H. J., and Doe, N. G., 1982, “Design of Wide-Bandwidth Analogue Circuits for Heat Transfer Instrumentation in Transient Wind Tunnels,” Proceedings 16th Symp. of International Center for Heat and Mass Transfer, Hemisphere, Washington, DC, pp. 233–257.
Buttsworth, D. R., 2001, “A Finite Difference Routine for the Solution of Transient One Dimensional Heat Conduction Problems With Curvature and Varying Thermal Properties,” Technical Report TR-2001-01, Faculty of Engineering and Surveying, University of Southern Queensland.
Chatfield, C., 1970, Statistics for Technology, Penguin, New York.
Buttsworth,  D. R., and Jones,  T. V., 2001, “Transient Temperature Probe Measurements in a Mach 4 Nitrogen Jet,” Exp. Fluids, submitted for publication.
Fox,  M. D., Kurosaka,  M., Hedges,  L., and Hirano,  K., 1993, “The Influence of Vortical Structures on the Thermal Fields of Jets,” J. Fluid Mech., 255, pp. 447–472 (and corrigendum, 261 , p. 376).
Fox,  M. D., and Kurosaka,  M., 1996, “Supersonic Cooling by Shock-Vortex Interaction,” J. Fluid Mech., 308, pp. 363–379.
Buttsworth,  D. R., Jones,  T. V., and Chana,  K. S., 1998, “Unsteady Total Temperature Measurements Downstream of a High Pressure Turbine,” ASME J. Turbomach., 120, pp. 760–767.

Figures

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Illustration of the probe arrangement
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Sensitivity of heat transfer coefficient to Mach number as indicated by f(M,γ) for γ=1.4
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Sensitivity of heat transfer coefficient to the concentration of the mixture as indicated by f(thermophysical properties) for a hydrogen-air mixture at T0=290 K
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Illustration of the Mach 4 free jet arrangement
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Typical signals obtained during the experiments
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Illustration of heat flux for various probe temperatures at two points across the hydrogen jet for x=300 mm
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Time-averaged stagnation temperature measurements in the hydrogen jet at 4 stations downstream of injection
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Time-averaged heat transfer coefficient results at four stations downstream of injection. Solid lines: thin film probes; dots: Pitot probe predictions.
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Time-averaged hydrogen concentration profiles. Solid line: hydrogen mole fraction; dots: hydrogen mass fraction.
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Stagnation temperature fluctuations at four stations downstream of injection for three different values of T0−Tw
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Stagnation temperature fluctuations in the hydrogen jet at x=300 mm

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