XXXXXXXXXXXX污水与回用水处理工程 可行性研究报告
审定：
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XXXXXXXXXXXX污水与回用水处理工程 可行性研究报告
目 录
前言 ················································································································································ 1 第1章 总论 ································································································································· 2 1.1 项目背景 ································································································································· 2
1.1.1 1.1.2 1.1.3 1.2.1 1.2.2 1.2.3 1.2.4 1.2.5 1.2.6 1.2.7 1.3.1 1.3.2 1.3.3
项目名称···················································································································· 2 业主单位···················································································································· 2 项目地点···················································································································· 2 编制目的···················································································································· 2 编制依据···················································································································· 3 编制原则···················································································································· 3 编制内容与范围 ········································································································· 4 编制深度···················································································································· 5 水污染治理政策法规 ································································································· 5 采用的主要规范与标准或指标 ··················································································· 6 历史及现状 ················································································································ 7 企业规划···················································································································· 8 自然条件···················································································································· 8
1.2 项目编制 ······································································································································· 2
1.3 项目概况 ······································································································································· 7
1.4 工程实施的必要性······················································································································ 10 1.5 项目研究的简要综合结论 ·········································································································· 12 1.6 存在问题与建议 ························································································································· 13 1.7 主要技术经济指标······················································································································ 13 第2章 污水来源、水量水质及污水厂厂址 ··············································································· 14 2.1 造气工艺废水来源······················································································································ 14
2.1.1 2.1.2 2.2.1 2.2.2 2.3.1 2.3.2
生产工艺·················································································································· 14 废水来源·················································································································· 14 生产工艺·················································································································· 15 废水来源·················································································································· 15 甲醇生产工艺 ·········································································································· 15 废水来源·················································································································· 16
2.2 气化工艺废水来源······················································································································ 15
2.3 甲醇生产废水来源······················································································································ 15
2.4 醋酸工程生产废水······················································································································ 16 2.5 原料与动力结构调整项目生产废水 ··························································································· 16 2.6 生活与冲洗污水 ························································································································· 17 2.7 污水水量、水质汇总 ·················································································································· 17 2.8 污水处理厂厂址论证 ·················································································································· 18
2.8.1 2.8.2 2.8.3
方案的提出 ·············································································································· 18 方案一厂址 ·············································································································· 18 方案二厂址 ·············································································································· 18
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XXXXXXXXXXXX污水与回用水处理工程 可行性研究报告
2.8.4 2.8.5
方案三厂址 ·············································································································· 18 推荐方案·················································································································· 19
第3章 污水与回用水处理后水质标准或指标 ············································································ 20 3.1 综合污水处理水质排放标准 ·································································································· 20 3.2 回用水水质指标讨论 ············································································································· 22
3.2.1 3.2.2
再生水用作冷却用水的一般水质指标 ······································································ 22 用作除盐水原水水质指标 ························································································ 23
第4章 污水与回用水管道输送方案 ·························································································· 24 4.1 综合污水输送管道方案 ········································································································· 24
4.1.1 4.1.2 4.1.3 4.2.1 4.2.2 4.2.3
泵站1 ······················································································································ 24 泵站2 ······················································································································ 25 管道敷设·················································································································· 26 回用水泵站一 ·········································································································· 26 回用水泵站二 ·········································································································· 26 管道敷设·················································································································· 27
4.2 回用水输送管道方案 ·················································································································· 26
第5章 污水与回用水、污泥处理工艺方案 ··············································································· 28 5.1 工程规模与设计水质 ············································································································· 28
5.1.1 5.1.2 5.2.1 5.2.2 5.2.3 5.3.1 5.3.2 5.3.3 5.3.4 5.3.5 5.4.1 5.4.2 5.4.3 5.4.4 5.5.1 5.5.2 5.5.3 5.5.4
工程规模·················································································································· 28 设计的污水与回用水处理后水质指标 ······································································ 28 工艺比选·················································································································· 29 A/O污水处理工艺流程简图 ····················································································· 40 A/O工艺设计参数 ···································································································· 40 生物反硝化脱氮工艺比选 ························································································ 41 微污染水生物预处理工艺比选 ················································································· 44 微污染水物化处理工艺 ···························································································· 47 三级处理工艺流程简图 ···························································································· 48 三级处理设计参数 ··································································································· 48 脱盐处理工艺比选 ··································································································· 49 推荐工艺·················································································································· 50 反渗透工艺简介 ······································································································· 50 反渗透处理工艺流程简图 ························································································ 52 污泥量 ····················································································································· 52 污泥处理目的 ·········································································································· 52 污泥处理设计原则 ··································································································· 53 污泥处理工艺选择 ··································································································· 53
5.2 二级强化处理工艺 ················································································································ 29
5.3 三级处理工艺 ························································································································ 41
5.4 脱盐处理工艺 ························································································································ 49
5.5 污泥处理 ······························································································································· 52
第6章 污水与回用水处理厂工艺设计 ······················································································· 54
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XXXXXXXXXXXX污水与回用水处理工程 可行性研究报告 6.1 处理工艺流程 ························································································································ 54 6.2 主要工艺设计参数 ················································································································ 54
6.2.1 6.2.2 6.2.3
二级强化处理主要工艺设计参数 ············································································· 54 三级处理主要工艺设计参数 ···················································································· 61 反渗透处理主要工艺设计参数 ················································································· 66
第7章 水处理厂工程设计 ········································································································· 74 7.1 总图及高程布置 ···················································································································· 74
7.1.1 7.1.2
总平面布置 ·············································································································· 74 高程布置·················································································································· 75
7.2 公共工程 ······························································································································· 75 7.3 处理厂主要结构设计 ············································································································· 75
7.3.1 7.3.2 7.4.1 7.4.2 7.4.3 7.4.4 7.4.5 7.4.6 7.4.7 7.4.8 7.4.9 7.4.10 7.4.11 7.4.12
基础设计·················································································································· 75 结构设计·················································································································· 76 电力供应·················································································································· 76 供电电源及电压 ······································································································ 76 电力设计·················································································································· 76 照明设计·················································································································· 76 线路铺设·················································································································· 76 配电设备选型 ·········································································································· 77 低压配电系统接地形式 ···························································································· 77 用电设备的启动和控制方法 ···················································································· 77 防雷接地·················································································································· 77 操作方式·················································································································· 77 仪表及自控 ·············································································································· 77 电信 ························································································································· 78
7.4 水处理站供配电设计 ············································································································· 76
第8章 主要机电设备与材料表 ·································································································· 79 8.1 通用设备 ······························································································································· 79 8.2 非标/专用设备 ······················································································································· 80 8.3 管道阀门电气仪表 ················································································································ 81 8.4 反渗透工程 ··························································································································· 82 8.5 污水与回用水输送工程 ········································································································· 83 8.6 水质检测化验仪表与设备 ····································································································· 83 第9章 项目的环境影响及对策 ·································································································· 84 9.1 项目实施过程中的环境影响 ·································································································· 84 9.2 项目建成后的环境影响 ········································································································· 85 9.3 环境影响的对策 ···················································································································· 92 第10章 工程风险分析··············································································································· 93 第11章 项目管理及实施计划···································································································· 94 11.1 实施原则及步骤 ························································································································· 94 11.2 项目运行的管理机构 ·················································································································· 94
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XXXXXXXXXXXX污水与回用水处理工程 可行性研究报告 11.3 项目建设管理 ····························································································································· 94 11.4 项目建设进度 ····························································································································· 95 第12章 节能 ····························································································································· 96 第13章 工程效益及经济评价···································································································· 97 第14章 工程投资估算··············································································································· 98 14.1 工程估算内容与范围 ············································································································· 98 14.2 估算依据 ······························································································································· 98 14.3 总投资估算表 ······················································································································ 108 第15章 技术经济测算············································································································· 109 15.1 说明 ···································································································································· 109 15.2 基础数据 ····························································································································· 109 15.3 经济分析 ······························································································································ 110 15.4 表格 ····································································································································· 111 第16章 结论及建议 ················································································································ 117 16.1 结论 ····································································································································· 117 16.2 存在问题与建议 ··················································································································· 118 16.3 主要技术经济指标 ··············································································································· 119
附录1：污水与回用水处理工程附图 附录2：上级环境保护部门水污染防治文件
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