pH值对猪场养殖废水常温短程硝化特性的影响闫立龙

2011104210pH*150030【】pHSBR20℃、pH、。pH7.0～9.575%～80%pH、FAFNA。pHSBRX713A1000-1298201110-0181-05EffectofpHValueonCharacteristicsofShortcutNitrificationforSwineWastewaterTreatmentunderNormalTemperatureYanLilongZhangYingLiChuanjuDaiYingjieHanXueSchoolofResourceandEnvironmentNortheastAgriculturalUniversityHarbin150030ChinaAbstractInordertoachievehighefficientnitrogenremovalfromhighammonium-nitrogenswinewastewatersequencingbatchreactoractivatedsludgeprocessSBRwasusedtotreatswinewastewatertothephenomenonwhichtheureamainlyfrompigurinehydrolysisofswinewastewaterwasaccompaniedbychangesofpHvalue．Underconditionsofnormaltemperature20℃andnon-restricteddissolvedoxygeneffectsofpHvalueandaerationtimeonammoniumremovalcharacteristicsofshortcutnitrificationwerestudied．Theresultsshowedthatnitriteaccumulationratewas75%～80%whenpHvaluewas7.0～9.5．Shortcutnitrificationwouldnotaffectedbylong-termaeration．Inthebiologicaltreatmentprocessofhighammonium-nitrogenwastewaterconcentrationthenitriteaccumulationwasrelatedtolevelsofpHvaluefreeammoniaFAandfreenitriteFNAininfluent．KeywordsSwinewastewaterpHvalueShortcutnitrificationSequencingbatchreactoractivatedsludgeprocess2011-01-112011-03-15*“”2009BADC2B、GB08C203、《》[e-mail][e-mail]。、。2。NO－2NO－3。。、、。1pHpH2～4。pHAnthonisen5～7pHTokutomi8～9pHJenicek10pHpH。、11pHpHSBRpH。11.16、SBRR1～R6330mm、120mm、3.0L、1.5L5min、300min、40min、10min、5min4。1。1SBRFig．1SchematicdiagramofexperimentalSBRsystem1．pH2．3．pH4．5．6．7．8．9．1.22～3COD684～1352mg/L480～1020mg/LpH7.80～8.271.0mg/L20mg/L。1.3、70%60%SBRMLSS3000mg/LSV%20%～35%。pH1∶1H2SO40.5mol/LNaOHR1～R6pH7.0、7.5、8.0、8.5、9.0、9.5pH。20℃DO2.0～4.0mg/L20d。1.4。CODNH+4-NNO－2-NN-1--NO－3-NpHpHS-3CpHDO-14PDO。22pHFig．2EffectofpHvalueonammoniumremoval2.1pHpH8。pHpHpHNH+4-N/NH3-NNO－2-N/HNO2-NNH3HNO2。pH2。2812011pHpH。238.85mg/LR1～R6100.92、83.57、76.83、40.55、22.80、11.99mg/L54.44%、62.20%、65.02%、81.62%、90.95%、94.92%。1.0g7.14gCaCO3pH。pHpHpHpH9.0～9.5。2.2pHpH3。3pHFig．3EffectofpHvalueonnitriteaccumulation3pHpH7.0～8.5pH8.5～9.580.04～143.08mg/L24.31～36.92mg/LpHpH75%～80%5%。FA、FNApHFAFNApHFAFAFNAFAFNApH。SBRpH。Tokutomi8pH8.0Villaverde9pH7.5。12～13pH7.8～8.7pHpH。pH4pH45minpH7.67、7.84、7.91、7.95、8.73、9.327.5pH9。pHpH14。180minR5R6pH7.07.0pH1512。4pHFig．4ChangeofpHvalueindifferentreactors2.3COD446.63mg/L、244.35mg/L、20℃、DO2.0mg/L25。5R1～R40～180min180～300minR5R6150～200mg/L26～51mg/L38110pH5、Fig．5Changeoftheconcentrationofammoniumnitrousnitratechangewithtimeabc。pHpH180minR1～R4R5R614。2.4。2.0mg/L、4mg/L20℃、20dpHFAFNA。pHFAFNA。Anthonisen5FA10～150mg/L0.1～1.0mg/LFNA0.22～2.8mg/L。FNA0.02mg/L16。244.35mg/L、20℃、2.0mg/LFAFNAmFAmFNA5mFA=1714×10pmNH+4-Ne6334/273+t+10p1mFNA=4614×mNO－2-N10pe－2300/273+t2t———Kp———pHm———mg/L6FAFNA。6R1、R5、R6FA0.1mg/LR2FA240min0.4mg/LR3、R4FA120min0.5mg/L。6FAFNAFig．6ChangeofFAandFANconcentrationwithtimeaFAbFNAFNAR1～R4FNA120min4812011180min0.02、0.10mg/LR5FNA180min0.02mg/LR6FNA0.01mg/L。R1～R5FAFNAFAFNAR6FApHFA、FNApH3。FAFNApH。pHFAFNApHFA。31SBRpHpH9.0～9.590%。2SBRpH7.0～9.5pH75%～80%。3pHFA、FNApHpH。1．-J．200016229～31．YuanLinjiangPengDangcongWangZhiying．Nitrogenremovalbynitrification-denitrificationJ．ChinaWater＆Wastewater200016229～31．inChinese2RalfStüvenMichaelVollmerEberhardBock．TheimpactoforganicmatteronnitricoxideformationbynitrosomonaseuropaeaJ．ArchivesofMicrobiology1992158439～443．3vanBenthumWAJDerissenaBPvanLoosdrechtMCM．NitrogenremovalusingnitrifyingbiofilmgrowthandenitrifyingsuspendedgrowthinabiofilmairliftsuspensionreactorcoupledwithachemostatJ．WaterResearch19983272009～2018．4．pHJ．2005316755～759．ChenXuliangZhengPingJinRencunetal．EffectofpHonnitrificationJ．JournalofZhejiangUniversityAgric．＆LifeSci．2005316755～759．inChinese5AnthonisenACLoehrRCPrakasamTBSetal．InhibitionofnitrificationbyammoniaandnitrousacidJ．J．WaterPollutControlFederation1976485835～852．6．pHJ．20072881720～1724．DengPinLiXiaomingYangQietal．CompletenitritationprocessinanbiofilmmovingbedsystembycontrollingpHJ．EnvironmentalScience20072881720～1724．inChinese7．pH/J．2001154346～350．FangShiLiXiaohuan．TheeffectofpHonpartialnitrification-denitrificationrateofhighammonia-containingwastewaterJ．JournalofChemicalEngineeringofChineseUniversities2001154346～350．inChinese8TokutomiT．Operationofanitrite-typeairliftreactoratlowDOconcentrationJ．WaterScience＆Technology2004495～681～88．9VillaverdeSGarciaencinaPAFdz-PolancoF．InfluenceofpHovernitrifyingbiofilmsactivityinsubmergedbiofiltersJ．WaterResearch19973151180～1186．10JenicekPSvehlaPZabranskaJetal．Factorsaffectingnitrogenremovalbynitritation/denitritationJ．WaterScience＆Technology200495～673～79．11．J．2010263262～266．YanLilongZhangYingLiJingetal．ShortcutnitrificationcharacteristicsforswinewastewatertreatmentatnormaltemperatureJ．TransactionsoftheCSAE2010263262～266．inChinese16658110pH9．CARSJ．2010295430～434．ZhangHuaxiuLiXiaoningFanWeietal．DeterminationofproteinandfatinliquidmilkbyNIRcombinedwithCARSvariablesscreeningmethodJ．JournalofInstrumentalAnalysis2010295430～434．inChinese10．J．20072791735～1738．WuJingzhuWangYimingZhangXiaochaoetal．StudyonqualitydetectionofmilkpowderbasedonnearinfraredspectroscopyNIRJ