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Author:

张亮 (张亮.) | 孟庆贺 (孟庆贺.) | 常海彬 (常海彬.) | 于静仪 (于静仪.) | 宋培圆 (宋培圆.)

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incoPat zhihuiya

Abstract:

城市污水处理厂剩余污泥厌氧消化后的深度处理方法,应用于强化剩余污泥深度处理。本发明采用投加亚硝酸盐的方式促进消化污泥减量和稳定,同时利用厌氧氨氧化生物膜原位去除污泥降解过程中释放的氨氮。使用本方法处理后的剩余污泥挥发性悬浮固体浓度更低,污泥更加稳定,并且深度处理后的污泥无异味,后续处置安全方便。此外,污泥脱水液氨氮浓度低,可直接回流到城市污水处理厂前端处理单元,降低了对城市污水处理厂的冲击负荷。通过本发明方法处理消化污泥具有处理效率高、副产物氨氮浓度低、处理后污泥更加稳定等优点,是一种高效且经济的污泥深度处理方法。

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Patent Info :

Type: 发明授权

Patent No.: CN201910316297.5

Filing Date: 2019-04-19

Publication Date: 2021-07-30

Pub. No.: CN110002677B

Applicants: 北京工业大学

Legal Status: 授权

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 7

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