丙丁废醪处理过程中产生的结晶物资源化途径蔡鹤生

:2000-05-16:.蔡鹤生1　周爱国1　叶　敏2(1.中国地质大学工程学院,武汉430074;2.漳州大学土建系,漳州363000):,-,,.,,,,.:;;.:X787　　　　:A:1000-2383(2000)05-0522-04:,,,1943,1969,、.　　(UASB),.,,,,,.,,.([1]),,().1　,36%,.MgNH4PO4()+H+Mg2++NH+4+HPO2-4.pH,.NH+4HPO2-4,.,,(,).,N,P.2　2.1　,,,Mg2+,,1.EDTA,Mg2+MgEDTA.:,c(NH+4)=30.31×10-3mol/L,c(PO3-4)=1.55×10-3×1.70×10-61　Fig.1Locationsketchofappendingamide255———Vol.25　No.520009EarthScience—JournalofChinaUniversityofGeosciencesSep.　2000mol/L,KSPMgNH4PO4=2.5×10-13.MgNH4PO4,Mg2+,c(Mg2+)KSPMgNH4PO4c(NH+4)·c(PO3-4)=2.5×10-1330.31×10-3×1.55×10-3×1.70×10-6=3.13×10-3mol/L.Mg2+αM(L)=ce(M)ct(M)=3.13×10-34.61×10-3=0.68,αM(L)=ce(M)ct(M)=ce(M)ce(M)+ce(M)·ce(L)=11+βce(L).:ce(M);ct(M);β;ce(L).c(EDTA)=2.93×10-9mol/L.pH=7,EDTAδHL=4.79×10-4=c(EDTA)/ct(EDTA)=　2.93×10-9/4.79×10-4=　6.13×10-6mol/L.,,6.13×10-6mol/LEDTA,,.2.2　pH,.pH:MgNH4PO4+H+Mg2++NH+4+HPO2-4.K=c(Mg2+)·c(NH+4)·c(HPO2-4)c(H+)=　c(Mg2+)·c(NH+4)·c(HPO2-4)c(H+)·c(PO3-4)c(PO3-4)=　KSPMgNH4PO4/Kα3=2.5×10-13/4.4×10-13=0.568;c(H+)=c(Mg2+)·c(NH+4)·c(HPO2-4)/K=4.61×10-3×30.31×10-3×1.55×10-3/0.568=3.813×10-7mol/L.pH=-lg[c(H+)/(mol/L)]=6.42.,,pH6.42,.,,NH+4HPO2-4,N,P.N,P,,[2].,.,,,.3　NH+4,Mg2+,PO3-4,,,.,.,,,.N,P,,[3].,..3.1　,,NH+4,、,,[4].,,、,.,,,、,.,.,,..,.,,,.,.523　5　:2　Fig.2Locationsketchofappendingsedimentationpond(2),,,.,,,,、,.,,,.3.2　,,.,,,,..,.,,.4　.,,.,,.,,,,.,.,,Mg2+,NH+4PO3-4(HPO2-4),,.,、,.,,,[5];,,,,.,.,().:[1],,.-[J].,1998,(7):26.[2]MudrockK,KunstSD.[M].,,.:,1991.10.[3],.[M].:,1993.149～195.[4].[J].,1989,(2):1～5.[5],,.[J].,1993,6(1):39～43.524———25APPROACHESTORECYCLINGCRYSTALSARISINGFROMTREATMENTOFACETONEANDBUTANOL′SWASTEWATERCaiHesheng1　ZhouAiguo1　YeMin2(1.FacultyofEngineering,ChinaUniversityofGeosciences,Wuhan430074,China;2.CivilEngineer-ingDepartment,ZhangzhouUniversity,Zhangzhou363000,China)Abstract:Theresearchshowsthatthewhitecrystalthatarisesfromtheanaerobic-oxictreatmentoface-toneandbutanol'swastewaterinNorthChinaMedicineFactoryisdeterminedtobeMgNH4PO4whichblocksupthepipelinesandreducestheproduction.SeveralkindsofapproachesarepresentedintermsoftheoreticalanalysisandtechniquesnotonlytoovercomethedisadvantagesofblockinguppipelinesbyMgNH4PO4,butalsotomakeefficientuseofthesewastematerials.Keywords:acetoneandbutanol'swastewater;approaches;recyclingcrystals.＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊＊(498).、,500m,.、,.:[1]TdeChardinP,YoungC.OnsometracesofvertebratelifeintheJurassicbedsofShansiandShensi[J].BullGeolSocChina,1929,8(2):131～133.[2]YoungC.NoteonsomefossilfootprintsinChina[J].BullGeolSocChina,1943,23(3～4):151～154.[3].[J].,1966,10(1):68～71.[4].[J].,1979,17(2):116～117.[5].[J].,1979,17(2):114～115.[6].[J].,1979,17(4):304～309.[7]YouH,YoichiAzuma.EarlyCretaceousdinosaurfoot-printsfromLuanping,HebeiProvince,China[A].In:SunAL,WangYQ,eds.SixthSymposiumonMesozoicTerrestrialEcosystemsandBiota[C].Beijing:ChinaO-ceanPress,1995.151～156.[8],.[M].:,1996.1～110.[9],,.()[J].,1999,37(4):285～290.[10]YoungC.FossilfootprintsinChina[J].VertebrPalAsi-atica,1960,4(2):53～66.[11]ZhenSN,LiJJ,RaoCG,etal.AreviewofdinosaurfootprintsinChina[A].In:GilletteDD,LockleyMG,eds.Dinosaurtracksandtraces[C].NewYork:Cam-bridgeUniversityPress,1989.188～197.[12],,,.[M].:,1996.1～110.[13].[J].,1998,17(1):8～21.[14],.-[J].,1999,18(2):223～223.525　5　: