题目某住宅小区中水回用处理工艺设计所在学院化学与环境科学学院专业班级环境工程指导教师完成地点环境工程实验室某住宅小区中水回用处理工艺设计[摘要]：本设计以某住宅小区污水为处理工程设计对象，设计处理能力为300m3/d，设计进水水质为：BOD=150mg/L，COD=300mg/L，SS=280mg/L。本设计的流程为：进水—格栅—调节池—平流沉砂池—膜生物反应池—清水池—紫外线消毒—回用。回用水质符合《城市污水再生利用城市杂用水水质》（GB/T18920-2002）标准。本设计的中水主要回用于城市绿化、车辆冲洗、冲厕。本设计采用MBR工艺，该工艺技术先进、出水水质好、运行稳定、占地面积小、易于管理维护。[关键词]：住宅小区；中水回用；膜生物反应器TheEngineeringDesignOfReuseProjectOfIntermediateWaterInaResidentialDistrictAbstract:Inthisdesign,thewastewaterwasbecomethetreatmenttargetfromtheresidentialdistrict.Thecapacityofdesignedtreatmentis300m3/d.TheconcentrationsofBOD5,COD,andSSare150mg/L,300mg/Land280mg/Lforinfluentquality.Thedesignoftheprocessisinfluent—grid—waterregulatingtank—horizontal-flowgritchamber—membranebioreactorpool—cleanwatertank—ultravioletdisinfection—reuse.ThewaterconformtothereuseofrecyclingwaterforurbanWaterqualitystandardforurbanmiscellaneouswaterconsumption(GB/T18920-2002).Inthisdesign,thereusewaterismainlyusedforcitygreening,vehicleflushing,toiletflushing.ThisdesignusesMBRtechnology.Theprocesshassuchfeaturesastechnologyadvanced,goodwaterquality,steadyoperation,smallfloorarea,easytomanagement.Keywords:Residentialdistrict;ReclaimedWaterReuse;membranebioreactor目录TOC\o"1-3"\h\uHYPERLINK\l"_Toc18967"引言PAGEREF_Toc189671HYPERLINK\l"_Toc31707"1中水回用工程概述PAGEREF_Toc317071HYPERLINK\l"_Toc8678"PAGEREF_Toc86781HYPERLINK\l"_Toc5290"1.1.1中水概念及应用PAGEREF_Toc52901HYPERLINK\l"_Toc2271"PAGEREF_Toc22711HYPERLINK\l"_Toc5423"1.1.3生活小区中水的水源及特点PAGEREF_Toc54231HYPERLINK\l"_Toc2600"1.2中水的利用可行性分析PAGEREF_Toc26002HYPERLINK\l"_Toc8053"1.2.1污水再生利用优势PAGEREF_Toc80532HYPERLINK\l"_Toc32019"1.2.2技术可行性PAGEREF_Toc320192HYPERLINK\l"_Toc23831"1.2.3经济可行性PAGEREF_Toc238312HYPERLINK\l"_Toc7710"1.3中水回用技术PAGEREF_Toc77102HYPERLINK\l"_Toc5313"PAGEREF_Toc53132HYPERLINK\l"_Toc11486"PAGEREF_Toc114862HYPERLINK\l"_Toc13541"PAGEREF_Toc135412HYPERLINK\l"_Toc7786"1.4膜生物反应器PAGEREF_Toc77863HYPERL