3rd International Workshop on Oxy-Fuel Combustion
organized by the
Collaborative Research Center Oxyflame
March 4th – 5th, 2020
Schloss Montabaur in Montabaur, Germany
March 3rd, 2020 from 7.00 pm: pre-workshop dinner at the hotel restaurant „Weitblick“
March 4th, 2020 from 8.00 pm: Workshop registration
Program for Wednesday 4th, March 2020:
|
08.00 - 08.30 am |
Workshop registration |
| 08.30 am |
Welcome (Prof. Dr. Andreas Dreizler/Prof. Dr.-Ing. Reinhold Kneer) |
| 09.00 am | Keynote 1 – P. Glarborg: Bio-dust Combustion for Heat and Power Production |
| 10.00 am | Coffee break and poster session |
| 10.30 am | Keynote 2 – H. Spliethoff: Reaction Kinetics of Pulverized Fuels in Combustion and Gasification Atmospheres |
| 11.30 am |
Session 1: Pyrolysis and Gasification (Session Chair: Mário Costa) K. Umeki: Investigation of biomass gasification process under various operating conditions inside entrained flow cyclone gasifier T. Jayawickrama: The effect of Stefan flow on the gasification of suspended char particles C. Wedler: Evolution of micro- and mesopore structure during pyrolysis of coal and biomass in different atmospheres P. Debiagi: Systematic evaluation and kinetic modeling of low heating rate sulfur release in pyrolysis and oxidation in various atmospheres |
| 12:10 pm | Lunch break |
| 01.30 pm |
Session 2: Ignition (Session Chair: Heinz Pitsch) M. Costa: Ignition and combustion of single pulverized biomass and coal particles in N2/O2 and CO2/O2 environments P. Farmand: Direct numerical simulation of solid fuel ignition and combustion in laminar and turbulent jets in oxy-atmosphere |
| 02.10 pm | Poster session |
| 04.20 pm |
Session 3: Experiments (Session Chair: Hartmut Spliethoff) Y. Gu: Comparison of scattering phase functions of reacting and non-reacting pulverized fuel particles Chr. Geschwindner: Experimental and numerical investigation of solid fuel particle group combustion under air- and oxy-atmospheres M. Vodička: Experimental study of the staged supply of oxygen in the oxy-fuel combustion in a bubbling fluidized bed A. Maßmeyer: Stability analysis of 60 kW coal flames under air and oxyfuel- conditions M. Sentko: Determination of temperature and concentration of major combustion species in fuel-rich methane flames under elevated pressure |
| 06.00 pm | Workshop dinner |
Program for Thursday 5th, March 2020:
| 08.30 am | Keynote 3 – M. Hupa: Chemical Challenges in Combustion of Biomass Fuels |
| 09.10 am |
Session 4: Pollutants (Session Chair: Peter Glarborg) L. Diez: The effect of large steam addition on the NOx formation during oxy‐combustion of bituminous and subbituminous coals J. Sun: Investigation of soot formation characteristics during oxy-coal combustion in reducing-to-O2/CO2 ambiences |
| 09.50 am | Coffee break and poster session |
| 10.30 am | Keynote 4– H. Lampe: 4C-Chances and Challenges for Climate Changes caused by the Cement Industry |
| 11.10 am |
Session 5: Pollutants – cont. (Session Chair: Peter Glarborg) D. Schmidt: Experimental assessment of the release of Nitrogen, Sulfur and Chlorine species during pyrolysis of coal and torrefied biomass in CO2 atmosphere J. Nwaboh: Direct, absolute and selective NO2 measurements as from fuel combustion process emissions using dTDLAS |
| 11:50 am | Lunch break |
| 01.00 pm |
Session 6: Modelling (Session Chair: Christian Hasse) C. Pflieger: Reactivity of mineral-free and doped synthetic chars in O2-, CO2- and H2O-containing atmospheres K. Fröhlich: Development of drag correlations for ellipsoidal particles using fully resolved simulations A. Shamooni: Investigation of turbulent solid fuel combustion using a comprehensive Euler-Lagrange framework with detailed homogeneous and heterogeneous kinetics D. Meller: Evaluation of a moving reference frame approach for the numerical analysis of pulverized coal combustion M. Richter: Spectral modeling of an oxy-fuel pulverized coal fired boiler considering non-gray gas and particles H. Nicolai: Large Eddy Simulation of a semi-industrial pulverized coal combustion chamber under oxyfuel atmospheres using tabulated chemistry |
| 03.00 pm | Final discussion |
| 03.10 pm | End of Workshop |
