Study on premixed combustion in cylindrical micro combustors: Transient flame behavior and wall heat flux

Experimental Thermal and Fluid Science

Volumn 33, Issue 4, 2009, Pages 764-773

  Li, J ^a   Chou, S K ^a   Huang, G ^a   Yang, W M ^a   Li, Z W ^a  

^a NATIONAL UNIVERSITY OF SINGAPORE   (Singapore)

Author keywords

Hydrogen air; Micro combustion; Micro combustor; Premixed combustion; Transient flame behaviors; Wall temperature

Indexed keywords

BACKWARD FACING STEP; COLD WALL; EXPERIMENTAL CONDITIONS; EXPERIMENTAL STUDIES; FUEL-AIR EQUIVALENCE RATIO; KEY COMPONENT; MICRO COMBUSTION; MICRO COMBUSTOR; MICRO THERMOPHOTOVOLTAIC SYSTEM; OPTIMUM EFFICIENCY; PREMIXED COMBUSTION; RADIATION HEAT FLUX; STEADY-STATE CONDITION; STEP HEIGHT; SYSTEM EFFICIENCY; WALL HEAT FLUX; WALL TEMPERATURES; WALL-TEMPERATURE DISTRIBUTION;

COMBUSTION; FLOW VELOCITY; HEAT FLUX; HYDROGEN;

COMBUSTORS;

EID: 67649328018     PISSN: 08941777     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.expthermflusci.2009.01.012     Document Type: Article

References (32)

1. Epstein A.H., Senturia S.D. Macro power from micro machinery. Science 1997, 276:1211.
2. Waitz I.A., Gauba G., Yang S.T. Combustors for micro-gas turbine engines. ASME Journal of Fluids Engineering 1998, 120:109-117.
3. L. Sitzki, K. Borers, E. Schuster, P.D. Ronney, S. Wussow, Combustion in microscale heat-recirculating burners, in: Proceedings of the 3rd Asia-Pacific Conference on Combustion, Seoul, Korea, 2001.
4. Yang W.M., Chou S.K., Shu C., Li Z.W., Xue H. Development of microthermophotovoltaic system. Applied Physics Letters 2002, 81:5255-5257.
5. Ohadi M.M., Buckley S.G. High temperature heat exchangers and microscale combustion systems: applications to thermal system miniaturization. Experimental Thermal and Fluid Science 2001, 25:207-217.
6. Ko W.H. Trends and frontiers of MEMS. Sensors Actuators A 2007, 136:62-67.
7. Norton D.G., Vlachos D.G. A CFD study of propane/air microflame stability. Combustion and Flame 2004, 138:97-107.
8. Norton D.G., Vlachos D.G. Combustion characteristics and flame stability at the microscale: a CFD study of premixed methane/air mixtures. Chemical Engineering Science 2003, 58:4871-4882.
9. Yang W.M., Chou S.K., Shu C., Xue H., Li Z.W. Combustion in micro-cylindrical combustors with and without a backward facing step. Applied Thermal Engineering 2002, 22:1777-1787.
10. Yang W.M., Chou S.K., Shu C., Xue H., Li Z.W., Li D.T., Pan J.F. Microscale combustion research for application to micro thermophotovoltaic systems. Energy Conversion and Management 2003, 44:2625-2634.
11. Yang W.M., Chou S.K., Shu C., Xue H., Li Z.W. Effect of wall thickness of micro-combustor on the performance of micro-thermophotovoltaic power generators. Sensors and Actuators A 2005, 119:441-445.
12. Li Z.W., Chou S.K., Shu C., Yang W.M. Effects of step height on wall temperature of a microcombusotr. Journal of Micromechanics and Microengineering 2005, 15:207-212.
13. Moon L.F., Rudinger G. Velocity distribution in an abruptly expanding circular duct. ASME Journal of Fluids Engineering 1977, 99:226-230.
14. Gooray A.M., Watkins C.B., Aung W. Turbulent heat transfer computations for rearward-facing steps and sudden pipe expansions. ASME Journal of Heat Transfer 1985, 107:70-76.
15. Vogel J.C., Eaton J.K. Combined heat transfer and fluid dynamic measurements downstream of a backward-facing step. ASME Journal of Heat Transfer 1985, 107:922-929.
16. Abu-Mulaweh H.I., Chen T.S., Armaly B.F. Turbulent mixed convection flow over a backward-facing step - the effect of the step heights. International Journal of Heat and Fluid Flow 2002, 23:758-765.
17. Kitoh A., Sugawara K., Yoshikawa H., Ota T. Expansion ratio effects on three-dimensional separated flow and het transfer around backward-facing steps. ASME Journal of Heat Transfer 2007, 129:1141-1154.
18. Smith G.D., Giel T.V., Catalano C.G. Measurements of reactive recirculating jet mixing in a combustor. American Institute of Aeronautics and Astronautics Journal 1983, 21:270-276.
19. Gabruk R.S., Roe L.A. Velocity characteristics of reacting and nonreacting flows in a dump combustor. Journal of Propulsion and Power 1994, 10:148-154.
20. El Banhawy Y., Sivasegaram S., Whitelaw J.H. Premixed turbulent combustion of a sudden-expansion flow. Combustion and Flame 1983, 50:153-165.
21. Pitz R.W., Daily J.W. Combustion in a turbulent mixing layer formed at a rearward-facing step. American Institute of Aeronautics and Astronautics Journal 1983, 21:1565-1570.
22. Jones P.D., Nisipeanu E. Spectral-directional emittance of thermally oxidized 316 stainless steel. International Journal of Thermophysics 1996, 17:967-978.
23. Li J., Chou S.K., Yang W.M., Li Z.W. Experimental and numerical study of the wall temperature of cylindrical micro combustors. Journal of Micromechanics Microengineering 2009, 19:015019. 11p.
24. Zamashchikov V.V. An investigation of gas combustion in a narrow tube. Combustion Science and Technology 2001, 166:1-14.
25. B.P. Mellish, F.J. Miller, J.S. Tien, D.L. Dietrich, P.M. Struk, Premixed flames stabilized on or propagating inside microtubes, in: The 4th Joint Meeting of the US Sections of the Combustion Institute, Philadelphia, PA, 2005.
26. Richecoeur F., Kyritsis D.C. Experimental study of flame stabilization in low Reynolds and Dean number flows in curved mesoscale ducts. Proceedings of the Combustion Institute 2005, 30:2419-2427.
27. Prakash S., Armijo A.D., Masel R.I., Shannon M.A. Flame dynamics and structure within sub-millimeter combustors. American Institute of Chemical Engineers Journal 2007, 53:1568-1577.
28. Jarosinski J. Flame quenching by a cold wall. Combustion and Flame 1983, 50:167-175.
29. Jarosinski J., Podfilipski J., Fodemski T. Properties of flames propagating in propane-air mixtures near flammability and quenching limits. Combustion Science and Technology 2002, 174:167-187.
30. Bregeon B., Gordon A.S., Williams F.A. Near-limit downward propagation of hydrogen and methane flames in oxygen-nitrogen mixtures. Combustion and Flame 1978, 33:33-45.
31. Pan J.F., Huang J., Li D.T., Yang W.M., Tang W.X., Xue H. Effects of major parameters on micro-combustion for thermophotovoltaic energy conversion. Applied Thermal Engineering 2007, 27:1089-1095.
32. Cao H.L., Xu J.L. Thermal performance of a micro-combustor for micro-gas turbine system. Energy Conversion and Management 2007, 48:1569-1578.