问题探讨87NO.052023节能ENERGYCONSERVATION地毯厂生产废水处理站提标改造工程设计与应用逯通张卓林王盼明刘峻朱亚飞(郑州亿众环境科技有限公司,河南郑州450000)摘要:以河南某地毯厂为例,污水处理规模为100m3/d,原水化学耗氧量(COD)2500~3200mg/L、五日生化需氧量(BOD5)1000~1500mg/L、氨氮(NH3-N)30~50mg/L、总氮(TN)40~70mg/L、固体悬浮物(SS)400~700mg/L、色度800~1000倍,在原污水处理工艺的基础上增加缺氧处理工艺和混凝沉淀处理工艺。处理后出水水质满足《河南省黄河流域水污染物排放标准》(DB41/2087—2021)规定限值,即COD≤40mg/L、BOD5≤10mg/L、NH3-N≤3mg/L、TN≤12mg/L、SS≤20mg/L、色度≤30倍。该改造工艺运行费用低、管理简单方便、易于操作、无二次污染。关键词:地毯厂生产废水;缺氧处理工艺;混凝沉淀处理工艺中图分类号:X791文献标识码:A文章编号:1004-7948(2023)05-0087-03doi:10.3969/j.issn.1004-7948.2023.05.023DesignandapplicationofupgradingprojectofproductionwastewatertreatmentstationincarpetfactoryLUTongZHANGZhuo-linWANGPan-mingLIUJunZHUYa-feiAbstract:TakingacarpetfactoryinHenanasanexample,thewastewatertreatmentcapacityis100m3/d.TheinfluentCOD,BOD5,NH3-N,TN,SS,chromaare2500~3200mg/L,1000~1500mg/L,30~50mg/L,40~70mg/L,400~700mg/Land800~1000times.Onthebasisoforiginalwastewatertreatmentprocess,theanoxictreatmentprocessandcoagulationsedimentationtreatmentprocesswereadded.Aftertreatment,theeffluentqualitymeetandstandardstipulatedintheStandardfordischargeofwaterpollutantsintheYellowRiverbasinofHenanprovince(DB41/2087—2021),suchasCOD≤40mg/L,BOD5≤10mg/L,NH3-N≤3mg/L,TN≤12mg/L,SS≤20mg/Landchroma≤30times.Thetransformationprocesshaslowoperationcost,simpleandconvenientmanagement,facileoperationandnosecondarypollution.Keywords:productionwastewaterincarpetfactory;anoxictreatmentprocess;coagulationsedimentationtreatmentprocess引言地毯厂生产废水具有有机物含量高、悬浮物多、成分复杂、色度高、可生化性差和水质变化大等特点,直接排放会造成环境污染且处理难度较大。目前,国内大部分地毯厂均采用物化-生化组合工艺对排放的生产废水进行处理,处理效果较好[1]。近年来,纺织染整行业新技术的不断发展,各种难降...