BIOMASS PRETREATMENT SYSTEM SUITABLE FOR ENTRAINED-FLOW BED GASIFICATION

摘要

Disclosed is a biomass pretreatment system suitable for entrained-flow bed gasification, comprising a coarse crusher, a dryer and a baking reactor, wherein the discharge port of the coarse crusher is connected to the charge port of the dryer, and the discharge port of the dryer is connected to the charge port of the baking reactor; the baking reactor comprises a reactor body, a rotary shaft, a driving component, at least one tower plate, a scraping plate and a baking medium input tube; the input end of the baking medium input tube respectively penetrates through and extends out of the reactor body; a bubbling hole is respectively provided on the disk surface of each tower plate; a tray with a fan-shaped notch is respectively provided between each tower plate and the corresponding baking medium input tube; the size and arranged position of the notch on the tray are matched with those of the notch on the corresponding tower plate; at least one wind cap in communication with the output end of the corresponding baking medium input tube is installed on the tray; and the wind outlet of the wind cap faces towards the corresponding tower plate. The system is suitable for biomass pretreatment.