PLC在DA2O组合技术处理橡胶废水中的应用

PLCD－A2O1231311．6531002．1000123．653100CN－200PLCD－A2O1200m3/d。PLC。IDEA、D－A2OA/BA2OA/B。、。PLCIDEAD－A2OA2OTU992C1000－4602201809－0075－05ApplicationofPLCControlinTreatmentofRubberWastewaterbyD-A2OCombinationTechnologyZHOUZhi-ming1LURui2YEChang-bing3YUEShu-gang1LIJia3LIYun-long11．YunnanDianqingEnvironmentalTechnologyCo．Ltd．Yuxi653100China2．DepartmentofWaterEnvironmentalPlanningChineseAcademyforEnvironmentalPlanningBeijing100012China3．SchoolofChemicalBiologyandEnvironmentYuxiNormalUniversityYuxi653100ChinaAbstractTheapplicationofShanghaiZhenghangCN-200seriesprogrammablelogicalcontrollerPLCinthetreatmentofrubberwastewaterbyD-A2Ocombinationtechnologythemaximumdesigntreatmentcapacitywas1200m3/dwasintroduced．Softwaresystemwasdevelopedthroughexplainingavarietyofenergy-savingoperationmodesofthesystemandcombiningwiththecharacteristicsofthePLCsystemandasetofautomaticenergy-savingoperationsystemwithselectivefunctionforthetreatmentofrubberwastewaterwasdesigned．TheresultsindicatedthatthetreatmentsystemcouldbearbitrarilyswitchedamongtheIDEAprocesstheD-A2OA/BsidealternativeoperationprocessandtheA2OA/Bsidesimultaneousoperationprocessaccordingtotheactualwastewateramount．Meanwhilelowequipmentutilizationrateenergywasteandotherproblemscausedbytoomanydevicesoperatedinthesystemwhenthewastewatertreatmentsystemwasundersmallamountofwastewaterforalongtimewerecreativelysolvedandautomaticenergy-savingofthewastewatertreatmentsystemwasrealizedonthepremiseofmeetingwaterqualitystandard．KeywordsprogrammablelogicalcontrollerPLCIDEAprocessD-A2OprocessA2Oprocessrubberwastewater·57·34920185CHINAWATER＆WASTEWATERVol．34No．9May2018、、。、、1234。56+D－A2O7。。D－A2OPLCPLC8～10、。IDEA、D－A2OA/BA2OA/B。。11.11。、1#。PLCIDEA、D－A2OA/BA2O。Q＜0．5QIDEA0．5Q≤Q＜QD－A2OA/BQ≤Q≤1．2QA2O。1Fig．1Flowchartoftreatmentprocess1.2COD、BOD5、TN、、TP3280、2140、624、310、26mg/LpH5．2～7．1。COD、BOD5、TN、、TP≤50、≤20、≤15、≤10、≤1．0mg/LpH7．3～7．8。《》4。3。2PLC2.1IDEAIDEA2。Q＜0．5QPLCA、·67·349．watergasheat．comB、PLCIDEA。。。2IDEAFig．2RunningmodeofIDEAprocess2.2D－A2OA/B3D－A2O。3D－A2OFig．3RunningmodeofD-A2Oprocess0．5Q≤Q＜QPLCAB、。PLCAB、SBRA2O。。2.3A2O4A2O。4A2OFig．4RunningmodeofA2OprocessQ≤Q≤1．2QPLCAB、PLCA2O。PLC。3。A2OD－A2O111200m3/dIDEA、D－A2OA2O5。COD、BOD5、TN、NH3－N、TPCOD≤35mg/L、BOD5≤10mg/L、TN≤15mg/L、NH3－N≤4．6mg/L、TP≤1．0mg/L《》GB/T18920—2002。、·77·．watergasheat．comPLCD－A2O34912、。5IDEA、D－A2OA2OFig．5RemovalperformanceofpollutantsbyIDEAD-A2OandA2Oprocess6。PLC910PLC、PLC、。。6500m3/d1．26kW·h/m3IDEAD－A2O0．580．88kW·h/m350%30%。6Fig．6Averageunitpowerconsumptionofdifferentoperatingmodes4①D－A2OIDEA、D－A2OA/BA2OA/B。②COD≤35mg/L、BOD5≤10mg/L、TN≤15mg/L、NH3－N≤4．6mg/L、TP≤1．0mg/L《》GB/T18920—2002。③PLCD－A2OD－A2OIDEAA2O。、。1．·87·349．watergasheat．comJ．2015411125－29．WuQingLiuJinquanWangKaietal．Researchpro-gressofadvancedoxidationprocessesinthetreatmentofrefractoryindustrialwastewaterJ．TechnologyofWaterTreatment2015411125－29inChinese．2．J．201533342－46．ZhuXinyueWeiXindongJiangBaojun．TheresearchprogressofadvancedoxidationtechnologyforwastewatertreatmentJ．ChinaResourcesComprehensiveUtiliza-tion201533342－46inChinese．3．—A/OJ．201238459－61．ZhengPeng．Studyontreatmentoffinechemicalwastewaterbythecombinationoftheferric-carbonmicro-electrolysisandtheA/OprocessJ．Water＆WastewaterEngineering201238459－61inChi-nese．4．—J．201437120413－416421．ZhuMinZhangHuiLiangKangqiangetal．Studyonthetreatmentofstyrene-butadienerubberwastewateru-singcombinedprocessofmicro-electrolysisandbiologi-calcontactoxidationprocessJ．EnvironmentalScience＆Technology201437120413－416421inChi-nese．5．J．2015335－37．WangShuangshuHuangWenlong．Wastewatertreat-menttechnologyofnaturalrubberprocessingJ．ChinaEnvironmentalProtectionIndustry2015335－37inChinese．6．PLCJ．200930579－83．ZhangKunmingLvMouLiuJieetal．Sewagetreat-mentfacilitycontrolsystembasedonPLCJ．JournalofQingdaoTechnologicalUniversity200930579－83inChinese．7．D－A2/OP．ZL201310566833．X2013－11－15．YeChangbingZhouZhimingLiTao．ADoubleAnaero-bicandAnoxicAlternativeOperatingReactorD-A2/OforWastewaterTreatmentP．ChinaZL201310566833．X2013－11－15inChinese．8．PLCJ．2005192126－129．WangChunyanWangXiaohongYuanZhugangetal．ApplicationofcontrolsystembasedonPLCinsewagetreatmentJ．JournalofJinanUniversityScienceandTechnology2005192126－129inChinese．9．PLCJ．2008278123－125．LiYiqiang．ApplicationthePLCtechnologytothesew-agetreatmentandreusesystemJ．TechniquesofAuto-mation＆Application2008278123－125inChi-nese．10．PLCJ．20129164．CaiJunchaoLuoLiqin．ApplicationofPLCtechnologyinwastewatertreatmentJ．Science-Technology＆En-terprise20129164inChinese．11．/A2OJ．20143015139－142．YeChangbingZhouZhimingTianXiaoyanetal．Studyondoubleanaerobic/anoxicalternativeoperatingA2OreactorforsewagetreatmentJ．ChinaWater＆Wastewater20143015139－142inChinese．1987－。[e-mail]2017－09－18·97·．watergasheat．comPLCD－A2O349