Leachate treatment system for waste incineration plant

The utility model provides a leachate treatment system for a waste incineration plant, which comprises an anaerobic system for performing anaerobic treatment on landfill leachate to obtain anaerobic produced water; the modification pretreatment system is used for performing modification pretreatment on the anaerobic produced water to obtain modified pretreated produced water; the two-stage RO system is used for carrying out concentration treatment on the modified pretreatment produced water to obtain two-stage RO concentrated water and two-stage RO produced water; the denitration system is used for carrying out ammonia nitrogen denitration treatment on the two-stage RO concentrated water; landfill leachate is introduced into the water inlet end of the anaerobic system, the water outlet end of the anaerobic system is connected with the water inlet end of the modification pretreatment system, the water outlet end of the modification pretreatment system is connected with the water inlet end of the two-stage RO s