氨纶化工废水处理的工艺实践马延中

　　　　　:2008-06-25:(1973-),,,,,。马延中1,荆柯舜2,王国卿3,张勇1,王波1(1.,　250100;2.,　255000;3.,　250014):,、,。:;;:X783.031　　　　　:B　　　　:1008-021X(2008)07-0024-03TechnologyPracticeofChemicalWastewaterTreatmentfromUrethaneElasticSpandexProductionMAYan-zhong1,JINGKe-shun2,WANGGuo-qing3,ZHANG-yong1,WANG-bo1(1.ShandongWeishuiTianyuanEnvironmentalTechnologyCo.,Ltd.,Jinan　250100,China;2.ShandongAosasiSafetyConsultantEvaluationCo.,Ltd.,Zibo　255000,China;3.ShandongChemicalIndustryResearchInstitute,Jinan　250014,China)Abstract:Basedonasufficientunderstandingofqualityofthechemicalwastewaterfromurethaneelasticspandexproduction,introducetechnologyselection,treatmentprocessandexplanationofthechemicalwastewatertreatmentfromurethaneelasticspandexproduction,andsubmittreatmentefficiencyandparticularityofwastewatertreatmentengineering.Keywords:urethaneelasticspandex;wastewatertreatment;jetaerationoxidationditchprocess1　。,520。1313,,。。2　1)COD2000～4000mg/L,200%。COD10～40mg/L。2)3000m3/d,1500m3/d。3)DMAC,,,;,,,,。4),,,,。5),,,。3　3.1　,,,,,,。,,·24·SHANDONGCHEMICALINDUSTRY　　　　　　　　　　　　200837DOI:10.19319/j.cnki.issn.1008-021x.2008.07.009　7,,。3.2　1):Q=3000m3/d;2):CODCr≤4000mg/L,BOD5≤2000mg/L,SS≤200mg/L,pH7～8.5;3):CODCr≤150mg/L,BOD5≤80mg/L,SS≤100mg/L,pH7～8.5。3.3　1。图1　氨纶废水处理工艺流程框图3.4　3.4.1　。,。,,。,。、、,。3.4.2　、。。,,。(50h),。,,、。,,。。(30d),。3.4.3　,,。3.4.4　,、,。,,,,,,,。3.5　,,,、:①,,。②,。,(KlaSystemsInc.)。③、,。④、。⑤,,。⑥、。·25·,:　　　。,,。,。,。4　,,,。3000m3/d,。1。。表1　工程实际运行数据表/(m3·d-1)/(mg·L-1)CODCrBOD5SSpH/(mg·L-1)CODCrBOD5SSpH2008-03-1080012205671477.513868607.52008-03-1592018088651347.014571657.02008-03-201100268912331677.513459677.52008-03-251321323213211837.512343597.52008-03-301378334514191617.512549477.52008-04-051310378915001897.011045467.02008-04-101452444021071327.011549597.02008-04-151460456120081757.010239427.02008-04-201465421019311787.09531457.02008-04-251590456323191237.09835457.02008-04-301565467823111877.08934547.02008-05-051467467923871457.07831597.02008-05-101067456622311547.06327437.02008-05-151200389018761877.55321357.52008-05-201222354516781517.55127397.52008-05-251231578027901907.512769567.52008-05-301344556328541417.511756687.52008-06-05965565630081547.510149547.52008-06-10910543429011677.59839607.52008-06-151200456321091347.06734457.02008-06-201899456623411677.010549567.02008-06-251658446621901447.08751507.0　　1,:800～1899m3/d,CODCr1220～57800mg/L,,。,,,,,;、。5　,,,;,,。·26·SHANDONGCHEMICALINDUSTRY　　　　　　　　　　　　200837