FAQ

This page contains frequently asked questions about the Heat Flux method.The answers are given with related papers, which discuss these problems.

 

Where is the theory of the heat flux method described, besides the tab “home” at this page? 

What determines the accuracy of the method?

What is the range of burning velocities that can be measured?

Is the Heat Flux method applicable at atmospheric pressure only?

At atmospheric pressure the flame stabilized on the flat flame burner is too close to the burner surface. How radical sink affects the measurements?

How does the adaption of the Heat Flux method for liquid fuels look like?

Is the initial temperature of the mixture always at room temperature?

 

Where is the theory of the heat flux method described, besides the tab “home” at this page?

  • L.P.H. de Goey, A. van Maaren, and R.M. Quax, Stabilization of adiabatic premixed laminar flames on a flat flame burner, Combustion Science Technology, Volume 92, pages 201–207.

  • van Maaren, One-step chemical reaction parameters for premixed laminar flames, Ph.D. thesis, Technische Universiteit Eindhoven.
    Available at: http://alexandria.tue.nl/extra3/proefschrift/PRF10A/9401473.pdf

  • K.J. Bosschaart, Analysis of the Heat Flux Method for Measuring Burning Velocities, PhD. Thesis, Eindhoven University of Technology.
    Available at: http://alexandria.tue.nl/extra2/200513271.pdf

  • K.J. Bosschaart, L.P.H. de Goey, Detailed analysis of the Heat-Flux Method for Measuring Burning Velocities, Combustion and Flame, Volume 132, Issues 1-2, pages 170-180.
    http://dx.doi.org/10.1016/S0010-2180(02)00433-9

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What determines the accuracy of the method?

  • I.V. Dyakov, A.A. Konnov, J. de Ruyck, K.J. Bosschaart, E.C.M. Brock, L.P.H. de Goey, Measurement of adiabatic burning velocity in methane-oxygen-nitrogen mixtures, Combustion Science and Technology, Volume 172, pages 81-96.

  • K.J. Bosschaart, Analysis of the Heat Flux Method for Measuring Burning Velocities, PhD. Thesis, Eindhoven University of Technology.
    Available at: http://alexandria.tue.nl/extra2/200513271.pdf

  • K.J. Bosschaart, L.P.H. de Goey, Detailed analysis of the Heat-Flux Method for Measuring Burning Velocities, Combustion and Flame, Volume 132, Issues 1-2, pages 170-180.
    http://dx.doi.org/10.1016/S0010-2180(02)00433-9

  • Li, B., Linden, J., LI, Z.S., Konnov, A.A., Alden, M., de Goey, L.P.H. Accurate Measurements of Laminar Burning Velocity Using the Heat Flux Method and Thermographic Phosphor Technique. Proceed. Combustion Institute, 33: 939-946.

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What is the range of burning velocities that can be measured?

  • L.P.H. de Goey, L.M.T.  Somers, W.M.M.L. Bosch and R.M.M. Mallens, Modeling of small scale structure of flat burner-stabilized flames. Combustion Science and Technology, Volume 104, pages 387–400.

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Is the Heat Flux method applicable at atmospheric pressure only?

  • K.J. Bosschaart, L.P.H. de Goey, Extension of the Heat Flux Method to Sub-Atmospheric Pressures, Combustion Science and Technology, Volume 176, pages 1537-1564.

  • Konnov, R. Riemeijer, L.P.H. de Goey, Adiabatic laminar burning velocities of CH4 + H2 + air flames at low pressures, Fuel, Volume 89, Issue 7, pages 13692-1396.

  • Konnov, A.A., Riemeijer, R., Kornilov V.N., de Goey L.P.H., 2D effects in laminar premixed flames stabilized on a flat flame burner. Exp. Therm. Fluid Sci. 47: 213-223.

  • M. Goswami, S.C.R. Derks, K. Coumans, W.J. Slikker, M.H. de Andrade Oliveira, R.J.M. Bastiaans, C.C.M. Luijten, L.P.H. de Goey, A.A. Konnov, The effect of elevated pressures on the laminar burning velocity of methane + air mixtures, Combustion and Flame, 160: 1627-1635 (2013).

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At atmospheric pressure the flame stabilized on the flat flame burner is too close to the burner surface. How radical sink affects the measurements?

  • R.T.E. Hermanns, Laminar Burning Velocities in Methane-Hydrogen-Air Mixtures, PhD. Thesis, Eindhoven University of Technology. Available at: http://alexandria.tue.nl/extra2/200711972.pdf

  • R.T.E. Hermanns, A.A. Konnov, R.J.M. Bastiaans, L.P.H. de Goey, Laminar Burning Velocities of Diluted Hydrogen-Oxygen-Nitrogen Mixtures, Energy and Fuels, Volume 21, Issue 4, pages 1977-1981. http://dx.doi.org/10.1021/ef060553g

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How does the adaption of the Heat Flux method for liquid fuels look like?

  • Konnov, A.A., Meuwissen, R.J., de Goey, L.P.H. The temperature dependence of the laminar burning velocity of ethanol flames. Proceed. Combustion Institute, 33: 1011-1019.

  • Vancoillie J., Christensen M., Nilsson E.J.K., Verhelst S., Konnov, A.A. Temperature dependence of the laminar burning velocity of methanol flames. Energy and Fuels 26: 1557-1564.

  • Naucler, J.D., Christensen, M., Nilsson, E.J.K., Konnov, A.A. Oxy-fuel combustion of ethanol in premixed flames . Energy and Fuels 26: 4269-4276.

  • Sileghem, L., Alekseev, V.A., Vancoillie J., Van Geem, K.M., Nilsson E.J.K., Verhelst S., Konnov, A.A. Laminar burning velocity of gasoline and the gasoline surrogate components iso-octane, h-heptane and toluene. Fuel, 112: 355-365.

  • Knorsch, T., Demmelmeyer, M., Wensing, M., Leipertz, A. A novel heat flux burner system to determine the laminar flame velocity of liquid fuels. Fuel Processing Technology. 2012 http://dx.doi.org/10.1016/j.fuproc.2012.07.016

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Is the initial temperature of the mixture always at room temperature?

  • R.T.E. Hermanns, Laminar Burning Velocities in Methane-Hydrogen-Air Mixtures, PhD. Thesis, Eindhoven University of Technology.
    Available at: http://alexandria.tue.nl/extra2/200711972.pdf

  • R.T.E. Hermanns, A. Konnov, R.J.M. Bastiaans, L.P.H. de Goey, K. Lucka, H. Köhne, Effects of temperature and composition on the laminar burning velocity of CH4/H2/O2/N2 flames, Fuel, Volume 89, Issue 1, pages 114-121.
    http://dx.doi.org/10.1016/j.fuel.2009.08.010

  • Konnov, A.A., Meuwissen, R.J., de Goey, L.P.H. The temperature dependence of the laminar burning velocity of ethanol flames. Proceed. Combustion Institute, 33: 1011-1019.

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