5000t印染废水处理工艺设计5000t印染废水处理工艺设计5000t印染废水处理工艺设计本科毕业设计（论文）5000m3/d印染废水处理工艺设计学院环境科学与工程学院专业环境工程年级班别200x级（x）班学号3xxx00xxxx学生姓名xxx指导教师xxx20xx年x月设计总说明印染废水在我国工业废水总量占有很大比例，而且具有碱性强，色度高,有机浓度高，生物降解性差等特点，如不治理，必然会对受纳水体造成严重污染，破坏水体生态系统.实践证明,对于印染废水，物化生化法是一种有效的处理工艺,但常规处理方法的效率较低，必须对其进行强化。本设计要求处理水量为5000m3/d的印染废水.通过对印染废水排放状况进行研究,根据印染废水的特点及在废水处理中取得的成功经验,选择了工艺成熟、稳定、节能、占地少、效率高的水解酸化—接触氧化法，使出水水质达到广东省印染废水污染物排放标准的要求。关键词：印染废水水解酸化接触氧化混凝沉淀DesignilluminateDyeingandfinishingwastewaterisanimportantpartofindustrywastewaterinourcountry,whichischaracterizedbyhighlevelofalkali，color，organicsandpoorbiodegradability.Itwillmakeseverepollutiontowatersystemanddeterioratetheaquaticecosystemifdischargedintowaterbodywithouttreatment。Ithasbeenprovedthatthephysicochemicaltreatmentisoneofthefeasiblemethodsintreatingdyeingandfinishingwastewater,butthetreatmentefficiencyofconventionalprocessesarenotveryhighandshouldbeenhanced。Thisdesigntreatedthedyeingandfinishingwastewatermeasured5000m3/d.Withthestudyofdyeingandfinishingwastewaterprocesses，especiallythesuccessfulexperienceofdyeingandfinishingwastewatertreatment，weselectthehydrolyticacidificationandbiologicalcontactoxidationprocessestotreatthedyeingandfinishingwastewater.Thiswayisproventoberipe,stead，effectiveandcompact.Asaresult,thedischargedwatercanmeettheemissionlimitsofdyeingandfinishingwastewater.Keywords：dyeingandfinishingwastewaterhydrolyticacidificationcontactoxidationcoagulationsediment目录TOC\h\*MERGEFORMATTOC\h\*MERGEFORMATHYPERLINK\l”_Toc200772603”1绪论PAGEREF_Toc200772603\h1HYPERLINK\l"_Toc200772604”1.1印染生产概况PAGEREF_Toc200772604\h1HYPERLINK\l"_Toc200772605"1.2印染生产中化学品的使用PAGEREF_Toc200772605\h1HYPERLINK\l”_Toc200772606”1。2.1染料PAGEREF_Toc200772606\h1HYPERLINK\l"_Toc200772607”1.2.2助剂PAGEREF_Toc200772607\h2HYPERLINK\l"_Toc200772608”1.3印染废水来源、水质、水量PAGEREF_Toc200772608\h2HYPERLINK\l"_Toc200772609"1.3。1来源PAGEREF_Toc200772609\h2HYPERL