EGSB氧化沟高级氧化组合工艺处理麦草浆中段废水焦伟堂

Abstract:Washing&bleachingeffluentfromwheatstrawpulpingwastreatedbycombinedtechnologiesofmediumtemperatureEGSBreactorandoxidationditchasmajorunits,andadvancedoxidationassupplementaryunit.Thepracticalresultsshowthataftertheimprovementofthecombinationprocess,ammonianitrogenandtotalnitrogencanbeaccordancewiththerequirementofrelevantstandards.WhenCODCrattheinletofthesystemis7880~9600mg/l,theCODCrafterthetreatmentthroughmajorunitsislessthan210mg/l,withtheremovalrateupto98.6%;aftertheadvancedoxidation,CODCrislessthan79mg/landchromalessthan37.Thecombinedprocessisstableinwaterqualityatoutlet,thefinaldischargecanbeaccordancewiththestandard,whichcanbewidelyusedinthepracticalapplicationforwheatstrawpulpwastewatertreatment.Keywords:pulpingandpapermakingwastewater;EGSB;oxidationditch;advancedoxidationTreatmentofwashing&bleachingeffluentfromwheatTreatmentofwashing&bleachingeffluentfromwheatstrawpulpingwithcombinedtechniquesofEGSB,strawpulpingwithcombinedtechniquesofEGSB,oxidationditchandadvancedoxidationoxidationditchandadvancedoxidationJIAOWei-tang(BeijingHuafuEnvironmentEngineeringScience&TechnologyCo.,Ltd.,Beijing100101,China)PRODUCTION65Oct.,2013Vol.34,No.20ChinaPulp&PaperIndustry21ण຤৞ۙব׾؛ק׾࿫ౄ౪໫׾ټ๕უ୳ऐܾק׾ᄟࣅࠏၽྪࡗ୳ሰኽݭ຤؜຤ౖ໎ଡჸౄէݷฏईྔሏ࿫ౄ౪໫׾ټ๕უ୳ऐౄէݷฏईྔሏሰኽݭ຤ण຤৞ۙব׾ದ຤׾ၽྪࡗ୳FHTCݒᆌഗౖ໎໗ᄟࣅवଡჸॢۙॢ׾ྃഘ׾ߛपᄟࣅഗܾק׾࣐؋׾ᄟࣅࠏ؜຤QBDQBNंౡקۏ׾PRODUCTION6633.13.2162126313641465156616631517191211231251271291৊຤෥܈؜຤෥܈෥܈!Ԡ้क़!e162126313641465156616661211261311361!!؜຤DPE৊຤DPEDPE!nh0M้क़!e3.344.14.24.34.44.5PRODUCTION67Oct.,2013Vol.34,No.20ChinaPulp&PaperIndustry