▎ 摘　　要

NOVELTY - Waste percolate graphene integrated purification system comprises waste percolate collection and conveying device. The anaerobic tank is provided with multi-layer porous support. A multi-stage filter device is provided with multi-stage graphene enhanced filter screen. The multi-stage graphene water purification device is filled with graphene reinforced diatom ceramic material or heavy metal adsorption graphene nanocomposite material or large specific surface graphene nanomaterial. The graphene photocatalytic degradation device is filled with graphene photocatalytic degradation agent. The multiple purification tank is provided with ozone generator, graphene nano sterilization agent and graphene chemical oxygen demand scavenger. The multi-stage graphene sterilization device is filled with superparamagnetic nano particle graphene oxide composite nano material or graphene sterilization agent. The graphene ceramic water purification device is filled with graphene porous ceramic materials. USE - Waste percolate graphene integrated purification system. ADVANTAGE - The system purifies landfill leachate thoroughly, is efficient and has low cost.