combustion simulation and modelling 43 biomass 40 combustion physics 17 fuels (chemistry) 16 wastes 13 coal 13 more ... air pollution 13 steam boilers 11 internal combustion motors 11 issues 10 fluid boilers 10 optimization 10 combustion products 10 imissions 9 waste disposal services 9 biofuels 8 power engineering 8 physical chemistry 8 carbon dioxide 8 mechanical engineering 8 pyrolysis 7 heat-generating plants 6 thermodynamics 6 solid fuels 6 environmental pollution 6 chemical technology 5 brown coal 5 boilers 5 solid fuel boilers 5 less ...