NOVELTY - A solid biomass fuel and sludge is processed by subjecting sludge (3) raw material into sludge drying room to dry until water content is less than or equal to 25%, crushing and drying dry sludge raw material, mixing 10-90 mass% biomass raw material and 10-90 mass% sludge raw material, adding desulfurizing additive to resist bacteria and prevent mildew, stirring to obtain raw material mixture, drying biomass raw material into water content of less than or equal to 15% with granularity of less than or equal to 5 mm, extruding raw material, and shaping at pressure of 40-100 MPa and temperature of 90-150 degrees C to obtain solid fuel.    USE - Processing of solid biomass fuel and sludge (claimed).    ADVANTAGE - Product is low-cost and environment-friendly and has good effect, and system of solid biomass fuel and sludge saves resource and has steady operation.    DETAILED DESCRIPTION - A solid biomass fuel and sludge are processed by subjecting sludge (3) raw material into sludge drying room to dry until water content is less than or equal to 25%, crushing and drying dry sludge raw material, mixing 10-90 mass% biomass raw material and 10-90 mass% sludge raw material, adding desulfurizing additive to resist bacteria and prevent mildew, stirring to obtain raw material mixture, drying biomass raw material into water content of less than or equal to 15% with granularity of less than or equal to 5 mm, extruding raw material, and shaping at pressure of 40-100 MPa and temperature of 90-150 degrees C to obtain solid fuel in which sludge drying chamber (102) is set in glass temperature room, granularity of sludge raw material is less than or equal to 5 mm with water content of greater than or equal to 15%, amount of desulfurizing additive is 5% of the total mass of raw material, energy of glass temperature room is solar energy, sludge raw material when dried generated residue, solid fuel in subsequent combustion process in high temperature flue gas is combination of 2 and/or 3 energy when dried sludge raw material obtained solid fuel in subsequent combustion process of high temperature high pressure steam, subsequent combustion process refers to burning solid fuel to generate high temperature-pressure steam and high temperature flue gas, temperature of the high temperature-pressure steam is 150-210 degrees C, pressure of high temperature-pressure steam is pressure is 0.5-1.85 MPa, and high temperature of flue gas is 100-220 degrees C. An INDEPENDENT CLAIM is included for solid biomass fuel and sludge system comprising raw material processing system, forming system, and boiler system in which raw material processing system consists of sludge drying chamber, crushing device, sludge drying raw material storage tank (202), biomass raw material storage tank (201), and gas conveying pipeline, sludge drying chamber is arranged in glass greenhouse, glass temperature room is provided with gas input port and gas output port of 1st gas to 2nd gas supply opening, glass temperature room input port and sludge drying crushing device is connected with 1st gas conveying pipeline, forming system consists of sludge drying raw material, mixer (18) is used for raw material mixture from forming machine, boiler (29) system consists of 2nd gas conveying pipeline (31) and 3rd gas conveying pipeline (32), solid fuel is formed in biomass boiler, biomass boiler is provided with steam outlet and smoke input opening, biomass steam generator for water tube boiler output port is connected with gas inlet of gas conveying pipeline and sludge drying crushing device, and smoke output end of biomass boiler passes through 3rd gas conveying pipe and 2nd gas inlet of glass temperature room.    DESCRIPTION OF DRAWING(S) - The drawing shows a schematic diagram of processing of solid biomass fuel and sludge. (Drawing includes non-English language text).    Sludge (3)    Mixer (18)    Boiler (29)    Second gas conveying pipeline (31)    Third gas conveying pipeline (32)    Sludge drying chamber (102)    Biomass raw material storage tank (201)    Sludge drying raw material storage tank (202)