用于市政污泥深度脱水的隔膜压滤机系统设计要点  

Design Considerations for the Diaphragm Filter Press System Aimed at Achieving Deep Dewatering of Municipal Sludge

作　　者：熊顺华 罗宏伟 黄皓 郑国林 张力桢 呼晓明 XIONG Shun‑hua;LUO Hong‑wei;HUANG Hao;ZHENG Guo‑lin;ZHANG Li‑zhen;HU Xiao‑ming(Central&Southern China Municipal Engineering Design and Research Institute Co.Ltd.,Wuhan 430010,China;Bureau of Ecology and Environment of Changzhou Liyang,Liyang 213300,China;China Construction Eco-Environmental Group Co.Ltd.,Beijing 100044,China;Nanjing SReMOL Environmental Technology Co.Ltd.,Nanjing 210000,China)

机构地区：[1]中国市政工程中南设计研究总院有限公司,湖北武汉430010 [2]常州市溧阳生态环境局,江苏溧阳213300 [3]中建生态环境集团有限公司,北京100044 [4]南京索益盟环保科技有限公司,江苏南京210000

出　　处：《中国给水排水》2024年第16期77-82,共6页China Water & Wastewater

摘　　要：用于市政污泥深度脱水的隔膜压滤机系统复杂,设备多,对运行控制要求高,前期设计是否合理直接影响到该系统的正常运行。针对一些项目的压滤机系统运行过程中存在的进料时间长、处理效率低、泥饼含水率高等问题,根据该系统的工作原理和性能特点,通过现场调查,从设计和运行角度对进料污泥含水率、污泥调理效果、过滤和压榨压力等关键影响因素进行了全面研究和分析,归纳总结了污泥调理、进料和压榨等环节的设计要点,并对压滤机选型、污泥浓缩形式、调理池设计、进料泵选型及安装和压榨等提出建议,可为类似项目的设计和运行提供借鉴。The diaphragm filter press system utilized for the deep dewatering of municipal sludge is intricate,involving much equipment and requiring meticulous operational control.The initial design plays a crucial role in ensuring smooth system operation.Addressing issues such as prolonged feeding time,low treatment efficiency,and elevated moisture content in the mud cake during the operation,a comprehensive study and analysis are conducted.This examination encompasses design and operational aspects,leveraging insights from the system’s working principles and performance characteristics gathered through field investigations.Key influencing factors including incoming sludge moisture content,sludge conditioning effectiveness,filtration and pressing pressure are thoroughly examined.The study focuses on critical aspects including sludge conditioning,feeding process,and pressing procedure are summarized while recommendations regarding filter press type selection,sludge concentration form determination,conditioning tank design optimization,feed pump selection and installation,pressing system.These proposals are intended to serve as valuable references for the design and operation of similar projects in the future.

关 键 词：深度脱水 隔膜压滤机系统 市政污泥 污泥调理 进料系统 压榨系统 

分 类 号：TU992[建筑科学—市政工程]