含高浓度硝酸根废水的处理研究白延利

405201810GANSUMETALLUＲGYVol．40No．5Oct．20181672-4461201805-0041-04*11121131．7301012．7301013．730000、、、、、、II、III、NO－35000～30000mg/L。NO3－≤15mg/L《、》。X703AStudyontheTreatmentofWasteWaterwithHighConcentrationofNitrateBAIYan-li1ZHANGJing1LIUGuo-qi1ZHANGZong-lei2ＲENZhi-yong1WANGHong-mei1CHENFeng-juan31．LanzhouJinchuanPreciousMetalMaterialsCo．Ltd．Lanzhou730101China2．GansuJingpuDetectionTechnologyCo．Ltd．Lanzhou730101China3．LanzhouUniversityLanzhou730000ChinaAbstractPalladiumnitrateplatinumnitraterhodiumnitratedinitrodiamineplatinumdinitrodiaminepalladiumdiam-minetetraamminepalladiumtetranitroplatinumIIpotassiumandnitrosylnitrateIIIplayanimportantroleWhenusedasprecursorsforhomogeneouscatalystsormultiphasecatalystsinthefieldsofmedicinechemicalengineeringetc．．Dur-ingtheproductionoftheseproductswastewatercontaininghighconcentrationsofnitratesisproduced．TheNO3－contentofthewastewateris5000～30000mg/L．Inthispaperthetreatmentofnitrateinthecompany＇shigh-concentrationwastewaterwasstudied．Thenitratereductioninthewastewaterwasdeterminedbythechemicalmethod．Theresultsshowthatthemethodcanremovenitrateinthewastewatereffectivelyandthecostislow．Itissuitableforlarge-scaleapplica-tion．Thecontentofnitrateofthetreatedwastewaterisbelow15mg/LfulfillstheeffluentrequirementsofIndustryPollutantEmissionStandardoftheCopperNickelandcobalt．KeyWordshighconcentrationnitratewastewaterchemicalreduction1。、。NO－3FeⅡFeⅢ。、。。《、》NO3－15mg/L40mg/L。。*《》1203GKDA014。DOI:10.16042/j.cnki.cn62-1053/tf.2018.05.014、、、、、、II、III、NO3－5000～30000mg/L300t。。、、、、、。Ｒivett1－2pHCu。Wang3－5。50mg/L25mg/L。。Shin618～25mg/L1000h65%。。Wang7。10℃pH6～8。、。NO3－Cl－HCO3－8-9。BODCOD。、、。22．11。2．22。2．3NO3－。1。111200g22100g33200g4100g50．5L60．5L75L80．5kg90．5kg100．5kg110．5kg120．5kg130．5kg140．5kg150．5kg160．5kg170．5kg181910．5kg2020．5kg2130．5kg220．5kg231．0L211．5×2×3121．5×2×3133500r/min14GK－10B25BOD100K16COD100K1750mL100860950mL10104AM－NＲV－22F211Minipump2123133．1NO3－3．1．12440。、、、、、、。、pH、、、、。。3．1．2。“”。。A－BNO3－。3．2NO3－30mLNO3－。312．52．5133122．5123132132．5122．5。3NO3－ABNO3－/mg/LNO3－/mg/L1113200020011．51．5320001551223200010012．52．53200030133320000122．5320003512332000101323200028132．532000123．330mL122．520min、25min、30min、35min、40min、45min、50min、55min、60min、70min、80minNO3－2。240minNO3－35mg/L45minNO3－≤15mg/L。3．4NO3－30mL122．545min3。3NO3－0～10℃NO3－≥40mg/L。20～80℃NO3－≤15mg/L《、》NO3－。2NO3－3NO3－3．5pHNO3－pH2．3NaOHH2SO4pH1～10pHNO3－。30mL122．545min25℃4。4pH1～4NO3－≤40mg/L。pHNO3－345。NO3－pH≤4．0。3．6NO3－32000mg/L。NO3－NO3－NO3－NO3－NaNO3NO3－。5。5NO3－5000～50000mg/LNO3－≤15mgL－1《、》NO3－。4pHNO3－5NO3－4⑴A－B⑵NO3－AB122．5⑶40min⑷pH≤4．0⑸20～80℃⑹NO3－5000～50000mg/LNO3－≤15mgL－1《、》NO3－。《》《、》。NO3－。。1AhnJHKwang-HoChooKHParkHS．Ｒeverseos-mosismembranetreatmentofacidicetchantwastewatereffectofneutralizationandpolyelectrolytecoatingonnitrateremovalJ．JMembrSci．2008310296-302．2ＲivettMOBussSＲMorganPetal．Nitrateattenua-tioningroundwaterareviewofbiogeochemicalcontrollingprocessesJ．WaterＲes．2008424215-4232．3WangQHFengCPZhaoYZetal．Denitrificationofnitratecontaminatedgroundwaterwithafiber-basedbiofilmreactorJ．BioresourTechnol．20091002223-2227．4PrusseUVorlopKD．Supportedbimetallicpalladiumcatalystsforwater-phasenitratereductionJ．JMolCatalAChem．2001173313-328．5FanXMGuanXHMaJetal．Kineticsandcorrosionproductsofaqueousnitratereductionbyironpowderwithoutre-actionconditionscontrolJ．JEnvironSci．2009211028-1035．6ShinKHChaDK．Microbialreductionofnitrateinthepresenceofnanoscalezero-valentironJ．Chemosphere200872257-262．7WangLSakamotoYKamiyaY．Ｒemediationofactualgroundwaterpollutedwithnitratebythecatalyticreductionovercopper-palladiumsupportedonactivecarbonJ．ApplCatalAGeneral2009361123-129．8．M．1986204．9Ｒ．M．196257．2018-05-221978-。2006。、。4440