[1]丁西明,康建邨,闵海华,等.超大型垃圾转运站渗滤液处理工程设计及运行效果[J].中国给水排水,2022,38(10):106-111.
DINGXi-ming,KANGJian-cun,MINHai-hua,et al.Design and Operation Effect of Super-large Garbage Transfer Station Leachate Treatment Project[J].China Water & Wastewater,2022,38(10):106-111.
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DINGXi-ming,KANGJian-cun,MINHai-hua,et al.Design and Operation Effect of Super-large Garbage Transfer Station Leachate Treatment Project[J].China Water & Wastewater,2022,38(10):106-111.
超大型垃圾转运站渗滤液处理工程设计及运行效果
中国给水排水[ISSN:1000-4062/CN:12-1073/TU]
卷:
第38卷
期数:
2022年第10期
页码:
106-111
栏目:
出版日期:
2022-05-17
- Title:
- Design and Operation Effect of Super-large Garbage Transfer Station Leachate Treatment Project
- Keywords:
- garbage transfer station; leachate; built-in ultrafiltration; Fenton advanced oxidation; BAF
- 摘要:
- 垃圾转运站产生的渗滤液具有污染物浓度高、水质水量波动大和处理难度大的特点,以某超大型垃圾转运站渗滤液处理工程为例,详细阐述渗滤液水质特点和处理工艺选择原则。渗滤液设计规模450 m3/d,采用“预处理+厌氧系统+两级A/O+内置式超滤+芬顿高级氧化+BAF”组合工艺,工程投资5 850 万元,运行费用50.53 元/m3,实际运行出水水质稳定达到《生活垃圾填埋场污染控制标准》(GB 16889—2008)表2标准,主要污染物指标COD、BOD5、NH3-N、TN、TP、SS平均去除率分别为99.8%、99.9%、99.2%、98.1%、98.9%、99.8%。该组合工艺具有出水水质稳定、耐冲击负荷能力强、运行成本低等优点,并且没有传统膜法产生浓缩液的问题,实现了渗滤液的全量化处理。
- Abstract:
- The leachate produced by garbage transfer station has the characteristics of high concentration of pollutants, large fluctuation of water quality and quantity and difficult to deal with. The characteristics of leachate water quality and the principle of treatment technology selection were described in detail by the example of a super-large garbage transfer station leachate treatment project. The design scale of the project was 450 m3/d. The combined process consisting of pretreatment, anaerobic system, two?stage A/O, built-in ultrafiltration, Fenton advanced oxidation and BAF was selected. The investment of the project was 58.5 million yuan, and the operating cost was 50.53 yuan/m3. The actual effluent quality stably reached the limit of table 2 specified in Standard for Pollution Control on the Landfill Site of Municipal Solid Waste (GB 16889-2008). The average removal efficiencies of COD, BOD5, NH3-N, TN, TP and SS were 99.8%, 99.9%, 99.2%, 98.1%, 98.9% and 99.8%, respectively. The combined process has the advantages of stable effluent quality, strong impact load resistance, low operating cost and no concentrate problem produced by the traditional membrane method, and realizes the full quantitative treatment of the leachate.
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[1]芮璇,龚华波,朱南文.垃圾焚烧厂渗滤液抗生素赋存特征与归趋分析[J].中国给水排水,2023,39(15):101.
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更新日期/Last Update:
2022-05-17