MBBR工艺对高含盐废水中氨氮的硝化效果研究杨磊

MBBＲ1231．3001702．8386003．214206TDS、、COD。MBBＲTDSTDSMBBＲ。MBBＲTDS＜42g/L90%TDS。TDSX703C1000－4602201713－0088－03NitrificationofAmmoniaNitrogeninHighSalinityWastewaterbyMBBＲProcessYANGLei1XUZhi-yuan2QIANGCheng-liang31．TianjinChengxinUniversalEnergyConservationandEnvironmentalProtectionTechnologyCo．Ltd．Tianjin300170China2．DushanziPetrochemicalCompanyPetroChinaCo．Ltd．Karamay838600China3．JiangsuYihuanGroupCo．Ltd．Yixing214206ChinaAbstractWastewaterdischargedfrompetroleumrefiningcatalystmanufacturingenterpriseshascharacteristicssuchashightotaldissolvedsolidsTDShighammonianitrogenandlowCOD．ThisstudyusedaMBBＲpilotplanttoverifyimpactsofTDSonammonianitrogennitrificationintheMBBＲprocessthroughadjustingTDSintheinfluent．TheresultsshowedthatafterthemicrobialacclimationwheninfluentTDSwaslessthan42g/LtheMBBＲprocesswasabletoremoveapproximately90%ofammonianitrogenwhentheinfluentTDSexceededthisconcentrationastrongbiologicalinhibitionwasobserved．KeywordshighsalinitywastewaterMBBＲammonianitrogennitrificationtotaldis-solvedsolids、、COD。。MBBＲ、、、、。MBBＲTDSMBBＲTDS。11.112m3200L/hMBBＲ2m3·88·331320177CHINAWATEＲ＆WASTEWATEＲVol．33No．13Jul．2017MBBＲ3DV－01550m2/m335%1．2m2。1Fig．1Schematicdiagramofexperimentaldevice1.2NH3－N100～300mg/L、COD100～250mg/L、SS＜100mg/L、TDS20～35g/L、30～32℃、pH7～9。≥98%。4TDS20、30、40、50g/L。1.3CODTDSTDSpHDODO。22.1MBBＲMBBＲDO4mg/L48h。100～150mg/LTDS10g/L25mg/L＜10mg/L10。20L/h12h10mg/L10L/h60L/h33．3h。、TDS10g/L、DO3～5mg/L。2.2MBBＲ60L/hTDSTDS2～3g/LTDS2d。MBBＲ。9dTDS15g/L100～200mg/L5mg/L。TDS20～40g/L20d、2。2TDS20～40g/LFig．2NitrificationeffectunderTDSof20－40g/LTDS20～40g/L120～220mg/L5mg/L。TDS＜40g/LMBBＲ95%。TDS20～21．5g/L20～40mg/LTDS15g/L20g/L。1。、。60L/hTDS1～2g/LTDS50g/L、3。TDS＜42g/LMBBＲ95%。TDS＞42g/LMBBＲTDS50g/L70%～80%。·98·．watergasheat．comMBBＲ33133TDS40～50g/LFig．3NitrificationeffectunderTDSof40－50g/L60L/hTDS1～2g/LTDS60g/L、4。4TDS50～54g/L、Fig．4AmmonianitrogenofinfluentandeffluentunderTDSof50－54g/L4100～180mg/LTDS53g/LTDS54g/L10d110mg/L10%～20%MBBＲ。30L/hTDS40g/L20mg/LMBBＲ2。3①MBBＲTDS＜42g/L90%10mg/L。、MBBＲ。②TDS42～53g/L70%～85%20～50mg/L。③TDS53g/L10%～20%TDS53g/LMBBＲ。④TDSTDSMBBＲ。1．SBBＲSBＲJ．20093092603－2608．2．SBＲJ．201434354－57．1980－。[e-mail]2016－12－22·09·3313．watergasheat．com