Technology options for largescale solidfuel combustion ...
'Comilling': (preprocessed) biomass is mixed with coal before the coal mills. 2. 'Separate milling': (preprocessed) biomass is pulverised on a separate mill and mixed with coal before the burners. 3. 'Dedicated biomass burners': (preprocessed) biomass is pulverised on a separate mill and burned on dedicated biomass burners. 4.