Introduction--Fluidization fundamentals--Pressurized combustion in FBC systems--General configuration of a PFBC plant--Solids preparation and handling--The Pressurized combustor--High-temperature particulate control--Air emissions from pressurized fluidized bed combustors--The disposal and utilization of ash residues from PFBC--The combined cycle--Energy and exergy analyses of PFBC power plants--Process control--The demonstration units: Escatrón and Tidd, four years of operation--Economics of PFBC technology--Addendum--Experimental and demonstration plants