<abstract xml:lang="en" xmlns="http://www.w3.org/1999/xhtml"><p>The complex experimental research into the combustion dynamics of rene-wable (wood biomass) and fossil (propane) fuel co-fire in a swirling flame flow has been carried out with the aim to achieve clean and effective heat production with reduced carbon emissions. The effect of propane co-fire on the formation of the swirling flame velocity, temperature and composition fields as well as on the combustion efficiency and heat output has been analysed. The results of experimental study show that the propane supply into the wood biomass gasifier provides faster wood fuel gasification with active release of volatiles at the primary stage of swirling flame flow formation, while the swirl-induced recirculation with enhanced mixing of the flame components results in a more complete burnout of wood volatiles downstream of the combustor with reduced mass fraction of polluting impurities in the emissions.</p></abstract>

The complex experimental research into the combustion dynamics of rene-wable (wood biomass) and fossil (propane) fuel co-fire in a swirling flame flow has been carried out with the aim to achieve clean and effective heat production with reduced carbon emissions. The effect of propane co-fire on the formation of the swirling flame velocity, temperature and composition fields as well as on the combustion efficiency and heat output has been analysed. The results of experimental study show that the propane supply into the wood biomass gasifier provides faster wood fuel gasification with active release of volatiles at the primary stage of swirling flame flow formation, while the swirl-induced recirculation with enhanced mixing of the flame components results in a more complete burnout of wood volatiles downstream of the combustor with reduced mass fraction of polluting impurities in the emissions.

Experimental Study of the Combustion Dynamics of Renewable &amp; Fossil Fuel Co-Fire in Swirling Flame

Institute of Physics, University of Latvia, 32 Miera Str., Salaspils LV-2169, LATVIA

Faculty of Power and Electrical Engineering, Riga Technical University, 1 Kronvalda Blvd., Riga LV-1010, LATVIA

Latvian Journal of Physics and Technical Sciences

Experimental Study of the Combustion Dynamics of Renewable & Fossil Fuel Co-Fire in Swirling Flame

The complex experimental research into the combustion dynamics of rene-wable (wood biomass) and fossil (propane) fuel co-fire in a swirling flame flow has been...

Experimental Study of the Combustion Dynamics of Renewable & Fossil Fuel Co-Fire in Swirling Flame

Published Online: Nov 19, 2010

Page range: 3 - 15

DOI: https://doi.org/10.2478/v10047-009-0024-z

Keywords
combustion dynamics, swirling flow, co-firing, renewables, fossil fuel, greenhouse gases

This content is open access.

Experimental Study of the Combustion Dynamics of Renewable & Fossil Fuel Co-Fire in Swirling Flame

Published Online: Nov 19, 2010

Page range: 3 - 15

DOI: https://doi.org/10.2478/v10047-009-0024-z

Keywordscombustion dynamics, swirling flow, co-firing, renewables, fossil fuel, greenhouse gases

This content is open access.

Keywords
combustion dynamics, swirling flow, co-firing, renewables, fossil fuel, greenhouse gases