Abstract: The invention relates to a device for producing energy from biomass, comprising a heat-producing apparatus for producing heat and a drying apparatus, and a method for producing energy from biomass, in particular from fibrous biomass, preferably from wood fibers, comprising the step of producing heat by burning biomass remainders reduced to small pieces, in particular wood dust. The present invention further relates to a device and a method for the material utilization of fibers from biomass, in particular wood.