Semi-continuous horizontal type self-maintaining smoldering reaction device and method

The invention belongs to the field of waste disposal, and particularly discloses a semi-continuous horizontal type self-maintaining smoldering reaction device and method.The semi-continuous horizontal type self-maintaining smoldering reaction device comprises a smoldering furnace, a feeding dehydration assembly and an air distribution assembly.The smoldering furnace comprises a furnace body and a spiral stirrer, and the two ends of the spiral stirrer are fixed to the two sides in the furnace body respectively; the mixing device is used for mixing organic solid waste with material sand in the furnace body; the feeding dehydration assembly is installed at the upper end of the furnace body and used for dehydrating organic solid waste and feeding the organic solid waste into the furnace body. The material crusher comprises a material crusher, a screw pump and a filter plate which are sequentially arranged from top to bottom, an outlet of the screw pump is positioned on the side edge and is communicated with the f