| 摘要 |
PROBLEM TO BE SOLVED: To provide a further efficient processing system and a processing method of suspension property organic material inclusion waste water even for waste water including high concentration suspension property organic material.SOLUTION: A processing system and a processing method of suspension property organic material inclusion waste water include: a suspension property organic material separation apparatus 10 that separates a suspension property organic material included in water to be treated; a polluted sludge anaerobic digestion apparatus 20 in which the suspension property organic material separated by the suspension property organic material separation apparatus 10 is performed by anaerobic digestion; a nitrous acid making apparatus 30 in which ammonia included in a digestive juice of the polluted sludge anaerobic digestion apparatus 20 is oxidized to nitrous acid under an aerobic condition; an autotrophic denitration apparatus 40 in which ammonia included in a process liquid of the nitrous acid making apparatus 30 is oxidized by an autotrophic denitration microorganism to nitrogen gas under an anaerobic condition; and a first transfer channel R1 in which a separated liquid in which the suspension property organic material is removed by the suspension property organic material separation apparatus 10 is supplied to the nitrous acid making apparatus 30. |
