长治钢铁(集团)有限公司综合节水项目——生活污水处理工程可行性研究报告目录第一章概述........................................................................11.1项目概况...................................................................11.2编制依据及主要规范、标准...................................................11.3编制范围...................................................................21.4编制原则...................................................................31.5自然及社会环境现状.........................................................31.5.1自然环境现状.....................................................................................................................31.5.2供排水现状及存在问题......................................................................................................51.5.3雨水系统现状及规划..........................................................................................................51.6项目实施的必要性和迫切性...................................................6第二章总体设计论证................................................................72.1排水水量论证...............................................................72.2污水处理厂设计进出水水质...................................................72.3生活污水处理后的回用用途..................................................102.4环境污染治理论证..........................................................112.5厂址选择..................................................................112.5.1厂址选择的依据................................................................................................................112.5.2厂址选择的原则................................................................................................................112.5.3厂址确定...........................................................................................................................12第三章污水处理工艺论证...........................................................133.1污水处理工艺选择原则......................................................133.2污水处理工艺方案论证......................................................133.2.1污水处理工艺....................................................................................................................133.2.2微孔曝气氧化沟工艺........................................................................................................153.2.3CASS工艺.........................................................................................................................163.2.4曝气生物滤池工艺............................................................................................................173.2.5工艺比较与选择................................................................................................................183.3出水消毒工艺选择..........................................................193.3.1液氯...................................................................................................................................193.3.2臭氧...................................................................................................................................203.3.3紫外线消毒.......................................................................................................................203.3.4二氧化氯............
