▎ 摘　　要

NOVELTY - The utility model graphene a high nitrate waste water processing device, the waste water processing device comprises a coagulation reaction tank, alkali medicine adding device, PAC medicine adding device, PAM dosing device, A tank I, sludge concentrating tank, O tank I, sedimentation tank II, A tank II, O tank II, sedimentation tank III, the waste water enters from the waste water inlet of the coagulation reaction tank, through alkali medicine adding device, PAC dosing device, PAM dosing device adding alkali to the coagulation reaction tank, PAC and PAM, and aeration; the supernatant of the first solid-liquid separation is entered into the A tank I by the coagulation reaction tank; the generated sludge is extracted into the sludge concentrating tank; A tank I after aeration enters the O tank I, the utility model through setting coagulation reaction tank, alkali medicine adding device, PAC medicine adding device, PAM dosing device, A tank I, sludge concentrating tank, O tank I, sedimentation tank II, A tank II, O tank II, realizing the graphene of the high nitrate waste water satisfy the COD index reaches the standard, the target of the total nitrogen index reaching the standard.