某印染厂废水处理工艺.docx

编号：时间：2021年x月x日书山有路勤为径，学海无涯苦作舟页码：第页共NUMPAGES68页第PAGE\*MERGEFORMAT68页共NUMPAGES\*MERGEFORMAT68页摘要随着我国印染工业的迅猛发展，印染过程中产生的废水中有机物含量高、色度大、可生化性差，印染废水对环境的污染也越来越严重。本设计为印染废水和生活废水处理及排放工程设计，根据废水的水质特点和特征，最终采用气浮—水解酸化—生物接触氧化的综合水处理工艺，该工艺能有效地处理废水中的难降解物质和SS类，设计出水最终实现出水符合中华人民共和国国家标准（GB8978-1996）《污水综合排放标准》的要求，之后通过详细的设计计算确定处理工艺中各构筑物的尺寸并完成主要构筑物的平剖面图Autocad的绘制，且对相应的附属设备进行了选型。最后对污水在流动过程中的水头损失进行计算，并根据污水厂的地形及布置原则绘制了污水处理厂的平面布置图和高程图，最终完成设计。关键词：印染废水；生物接触氧化；厌氧；好氧处理AbstractWiththerapiddevelopmentofChina'sprintingindustry,printinganddyeingwastewaterpollutionoftheenvironmenthasbecomeincreasinglyserious.Printinganddyeingwastewatergeneratedintheprocess,organicpollutantscontent,colorlarge,poorbiodegradability,waterqualityandquantitychanges,wastewatercontainsalotofhardbiodegradationofchemicalsandresidualdrugcomposition,thebiodegradabilityofwastewaterdegradation,poor.Thedesignfortheprintinganddyeingwastewateranddomesticwastewatertreatmentanddisposal,engineeringdesign,basedonwastewatercharacteristicsandfeaturesofwaterquality,andultimatelybyhydrolyticacidification-biologicalcontactoxidation-airintegratedwatertreatmentprocess,theprocesscaneffectivelydealwithwastematerialintherefractoryandtheSSclass,andultimatelymeetthenationalstandardwater(GB8978-1996)"Integratedwastewaterdischargestandard"requirements,accordingtothemaintreatmentprocessinthecalculationofstructures,structuresoftheCADdrawingofthemap(acidification,biologicaloxidationetc.)andsewagetreatmentplantsbyhandtheoverallplanandbudgetforcompletionoftheproject,finallycompletedthedesign.Keywords:dyewastewater;biologicalcontactoxidation;anaerobic;aerobictreatment目录TOC\o"1-3"\h\z\uHYPERLINK\l"_Toc294525336"摘要PAGEREF_Toc294525336\h1HYPERLINK\l"_Toc29452