The utility model discloses a sump oil integration processing system, take off piece -rate system, sewage treatment system and fatlute sediment processing system including pretreatment systems, sump oil electricity, pretreatment systems includes feedstock pump, filter, heat exchanger and centrifuge, and feedstock pump says with filter pipe and be connected that the filter is connected with the heat exchanger, meets centrifuge behind the heat exchanger, the sump oil electricity takes off the piece -rate system and includes the water injection pump, annotates an agent pump, blender and electricity and take off the ware, and centrifuge, water injection pump and notes agent pump are all connected on the blender, and mixer outlet and electricity take off the ware pipe connection, compared with the prior art, fatlute sediment processing system front end links to each other with filter and centrifuge, and the solid innoxious processing system of sediment is connected to the rear end. The utility model discloses system integration is high, is favorable to comprehensive utilization of energy, improves technology treatment effeciency and effect greatly, reduces the effluent oil treatment cost.