Device for feeding a burner with 'Refuse Derived Fuels' (RDF)

摘要

Device for feeding a burner with a low bulk density, unconventional and compressible solid fuel which includes: an entrance chamber (1) with a feeding hopper (5), an advancing chamber (2) for the forward moving of the fuel, consisting of a cylindrical pipe having inside at least one rotating screw (6), moved by an outer rotative engine; a pressing chamber (3) where inside the solid fuel is pressed by the screw (6); and a cutting device (4) put at exit of the chamber (6), connected to the rotating screw and bearing at least two self-sharping blades (9).