污泥低温干化技术关键影响因素的试验  

Application of Sludge Low Temperature Drying Technology in a WWTP

作　　者：周章华 ZHOU Zhanghua(Shanghai Youlian Zhuyuan No.1 Sewage Treatment Investment&Development Co.,Ltd.,Shanghai200137,China)

机构地区：[1]上海友联竹园第一污水处理投资发展有限公司,上海200137

出　　处：《净水技术》2020年第S02期60-63,共4页Water Purification Technology

摘　　要：通过带式干燥机进行污泥低温干化试验,研究循环空气排出、每层网带污泥停留时间、干燥箱体内的循环风量等关键因素对干燥效果的影响,总结最佳运行工况,并分析该项技术在污水处理厂应用的可行性。Through low temperature drying test of sludge with belt dryer,influence of key factors such as discharge of circulating air,sludge residence time of each layer of mesh belt and circulating air volume in drying chamber is studied.The optimal operation conditions are also summarized,and the feasibility of this technology in wastewater treatment plant(WWTP)is analyzed.

关 键 词：低温污泥干化 带式干燥机 循环风量 停留时间 含水率 

分 类 号：TU992.3[建筑科学—市政工程]