De Ruyck, J.; Delattin, F.; Bram, S. - In: Energy 32 (2007) 4, pp. 371-377
Power production from biomass can occur through external combustion (e.g. steam cycles, organic Rankine cycles, Stirling engines), or internal combustion after gasification or pyrolysis (e.g. gas engines, IGCC). External combustion has the disadvantage of delivering limited conversion...