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南京孙家头泵站1000m³/d生活污水处理项目案例

  • 2026-04-29 02:20:16
南京孙家头泵站1000m³/d生活污水处理项目案例
瑞洁特科技项目案例库分享

图|项目现场

该项目于2020年建成使用,主要致力于通过智能模块化MBR膜罐处理设备对周边居民区产生的生活污水及河道支流的污水进行处理,提升河道水环境质量,保证处理出水水质达标。该项目目前正在污泥调试阶段。
该项目采用瑞洁特MBR一体化膜罐水处理设备装置,MBR用膜分离代替传统活性污泥法中沉淀池的沉降分离,因为膜的过滤作用,微生物被完全截留在反应池中,实现了水力停留时间和活性污泥停留时间的彻底分离,大大提高了系统中活性污泥的浓度,从而使系统出水水质和容积负荷都得到大幅度提高,出水水质稳定。

 项目名称 

南京孙家头泵站1000吨生活污水处理项目案例

 项目地点 

江苏省南京市

 参与环节  

提供瑞洁特科技自主研发的模块化MBR一体化膜罐设备MBR膜产品提供及技术支持,其中膜组件的选型为:D-RGE-150-150,12组

 项目概述  

1. 生活污水特点

生活污水所含的污染物主要是有机物(如蛋白质、碳水化合物、脂肪、尿素、氨氮等) 和大量病原微生物(如寄生虫卵和肠道传染病毒等)。存在于生活污水中的有机物极不稳定,容易腐化而产生恶臭。

细菌和病原体以生活污水中有机物为营养而大量繁殖,可导致传染病蔓延流行。因此,生活污水排放前必须进行处理。

2. 技术工艺

  3.工艺流程说明

(1)缺氧池
污水进入缺氧池,同时进入的还有MBR膜池的回流污泥。缺氧池的首要功能是脱氨,反硝化菌利用污水中的有机物作为碳源,将膜池回流污泥中带入的大量NO3-N还原为N2并释放到空气中,BOD5浓度下降,NO3-N浓度也大幅下降,进行反硝化作用等去除氨源。实现总氨的脱除。
(2)预曝气池
曝气池的作用是让活性污泥进行有氧呼吸,进一步把有机物分解成无机物。去除污染物的功能。运行好是要控制好含氧量及微生物的其他各需条件的最佳,这样才能是微生物具有最大效益的进行有氧呼吸。
(3)MBR池
污水经缺氧池处理后,自流进入好氧膜池。在曝气状态下,活性污泥中的微生物以及硝化菌群、磷细菌等降解或吸附水中含碳、氨氨、磷等有机污染物质,达到净化水质的目的。
4. MBR工艺技术优势

(1)污染物去除效率高:膜分离使生化系统水力停留时间(HRT)和泥龄(SRT)完全分离,在生化池中形成高浓度活性污泥,对COD、氨氮、TN、TP、SS等均有很高的去除效率。

(2)出水水质高:污染物截留效率极高,水质优良稳定,出水主要指标达到地表水Ⅲ类水体标准。

(3)占地面积少:反应器内微生物浓度高,容积负荷大,生物池体积小,节约占地。无需二沉池,较传统工艺节省占地50%以上。

(4)污泥产量少:MBR工艺在低污泥负荷、长污泥龄条件下运行,剩余污泥产量相比常规活性污泥法减少约20%。

  5. 项目照片

图|项目现场

图|项目现场

图|项目现场

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  1. CONNECT:[ UseTime:0.000961s ] mysql:host=127.0.0.1;port=3306;dbname=b460;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001289s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000665s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000666s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.001259s ]
  6. SELECT * FROM `set` [ RunTime:0.000616s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.001282s ]
  8. SELECT * FROM `article` WHERE `id` = 493346 LIMIT 1 [ RunTime:0.001098s ]
  9. UPDATE `article` SET `lasttime` = 1777516025 WHERE `id` = 493346 [ RunTime:0.041208s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.003006s ]
  11. SELECT * FROM `article` WHERE `id` < 493346 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.001907s ]
  12. SELECT * FROM `article` WHERE `id` > 493346 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.018405s ]
  13. SELECT * FROM `article` WHERE `id` < 493346 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.004607s ]
  14. SELECT * FROM `article` WHERE `id` < 493346 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.012894s ]
  15. SELECT * FROM `article` WHERE `id` < 493346 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.010768s ]
0.309815s