高频电场磁化水在防垢杀菌方面的研究崔凤磊

收稿日期:1997-07-28　作者崔凤磊,1967年生,毕业于东北电力学院应用化学系,现为山东电力高等专科学校讲师。、山东电力高等专科学校(山东泰安,271000)　　崔凤磊　　　,,,,、。　　　　　　　,、、,、,。、,,,。,,、,。,?、。　　、,,,、、、,,、(H2O)n,(H2O)2,,,CaCO3,,。,,、,。1　　　、、图1　高频电场磁化水装置、、,,,1。2　2.1　实验条件　　6MHz,600V,300V/cm,0.5s,21℃,15W。2.2　阻垢实验　　,,500mL,100℃,,。100mL,EDTA,(),T(T=/(),H=1/2[Ca2+]+1/2[Mg2+])。2。图2　阻垢率与硬度、碱度的关系2.3　杀菌实验　　,,,,1。—20—试验研究　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　工业水处理1997,17(6)表1　高频电磁场杀菌效果/·mL-1/·mL-1/%12.9×1052.5×10491.3724.15×1052.6×10493.737.23×1069.32×10498.748.35×1071.78×10697.854.75×1048.73×10297.463　　　1)。,。75℃,,,100℃,,,100℃,4min,。2～3min(9.6mmol/L,4.2mmol/L)。　　2),。　　3),,,。300mg/L(CaCO3),α0.5,。　　4)95%,,。　　5),、(),。1　..,1983.2　..,1994.3　.,1995,15(6):15(上接第14页)3　3.1　吸附作用　　,。,。3.2　腐蚀电池还原脱色作用　　,,,,,。　　:Al-3eAl3+　　:O2+4e+2H2O4OH-　　,,:　　R—N=N—R′+4e+4H2O　　　　　　　　RNH2+R′NH2+4OH-　　Al3+,。　　pH,,。4　　　1),,。,100mL,∶=8∶26g,10min,CODCr、pH。　　2),、,、,。1　,,..,1990,10(5):25～292　,,..,1988,10(6):18～213　,,..,1985,5(5):33～374　,,..,1987,7(5):31～355　,,.、.,1986,7(3):38～42—21—工业水处理1997,17(6)　　　　　　　　　　　　　　　　高频电场磁化水在防垢、杀菌方面的研究showsthatitsdecolorationrateandtheremovalrateofCODare75%～90%.Itincreasestheprobabilityofbio-chemicaltreatmentofdyeingwastewater.　　Keywords　ironchips-carbonparticles,dyeingwastewater,probabilityofbiochemicaltreatmentPREPARATIONOFPOLYFERRICCHLORIDEBYMEANSOFWASTEPICKLECONTAININGCHLORHYDRICACID　QiuHuiqinetal(ShanghaiUniversity,Shanghai200072):Chin.J.Ind.WaterTreat.,17(6),1997,pp.18～19　　Usingthewastepicklecontainingchlorhydricacidasarawmaterical,withonestepmethodofcatalytic-oxidation-hydrolysis-polymerization,theindustrialtestsofthepreparationofpolyferricchloridewereintroduced.Astabi-lizerwhichcouldkeeptheproductsfromhydrolysiswasused.Sothatanewwayforutilizationofwastepickleofchlorhydricacidwasprovided.Thegoodsocialeffect,fineenvironmentalbenefitandniceeconomicprofitcanhopefullybegained.　　Keywords　wastepicklecontainingchlorhydricacid,polyferricchloride,flocculationRESEARCHESONTHESCALEINHIBITIONANDBACTERIAKILLINGOFHIGH-FREQUENCYELECTRICFIELDMAGNE-TIZEDWATER　Cuifenglei(ShandongCollegeofElectricPower,Taian271000):Chin.J.Ind.WaterTreat.,17(6),1997,pp.20～21　　Thispaperintroducesthatwaterchangeditsstateofcombinationbetweenwatermoleculesafteritpassedthehigh-frequencyelectricfield.Itreducedtheformationofscale,andkilledvastofbacteriainwater.Ithasgoodeffectonscaleinhibitionandbacteriakilling.　　Keywords　high-frequencyelectricfield,theratioofscaleinhibition,theratioofbacteriakillingSTUDIESONTHEDRUG-RESISTANCEOFSULFATERE-DUCINGBACTERIA　LiuHongfangetal(DepartmentofChemistry,HuazhongUniversityofScienceandTechnolo-gy,Wuhan430074):Chin.J.Ind.WaterTreat.,17(6),1997,pp.22～23　　Thedrug-resistanceofSulfateReducingBacteria(SRB)tothe“1227”bactericide(dodecyldimethyl-benzylammoniumchloride)isinducedbydrugs.Theresultsob-tainedshowedthatthedrug-resistancecausedbyadapta-tionofSRBproducedfastandreversible.Withthetimepassingbythedrug-resistancedecreasedgraduallyanddis-appearedinsixmonths.　　Keywords　SRB,drug-resistance,bactericideRESEARCHESONSCALEINHIBITIONOFWATERSLUICINGSYSTEMINTHERMALPOWERPLANTS　ChenHuiandWangJianjun(HefeiUniversityofIndustry,Hefei230009):Chin.J.Ind.WaterTreat.,17(6),1997,pp.24～25　　Onthebasisofanalyzingthescaleinhibitionforthewatersluicingsysteminthermalpowerplants,weputfor-wardanewwayofscaleinhibitioninpipes.ScalecanbepresentedbyadoptingtheMcsyntheticmaterialfromthestatictest.　　Keywords　watersluice,scaleinhibition,McnylonSTUDIESONPAPER-MAKINGWASTEWATERTREAT-MENTWITHETHOXYL-SESBANIAGUM　LiDeliangetal(DepartmentofChemistryandChemicalEngineering,HenanUniversity,Kaifeng475001):Chin.J.Ind.WaterTreat.,17(6),1997,pp.26～27　　Inthispaper,thetreatmentofpaper-makingwastewaterwasstudiedwiththecompositecoagulantsofethoxyl-sesbaniagumandpolyferriasulphate(PFS).Theaddi-tionsofethoxyl-sesbaniagumandPFS,pH,andthestirmethodswereinvestigated,respectively.Theexperimentresultsindicatethat,whentheconcentrationofethoxyl-sesbaniagumis5mg/LandPFS200mg/L,andpH6～8,theeffectofwatertreatmentisthebest.Atthismoment,theremovalrateofCODCrisabove90%.　　Keywords　ethoxyl-sesbaniagum,polyferriasul-phate,coagulant,paper-makingwastewaterHYDRIDEGENERATEDAFCDETERMINATIONOFSEANDASINGROUNDWATERAFTERSULFHYDRYLCOTTONPRECONCENTRATION　YuTielietal(JilinMedicalSci-enceInstitute,Jilin132001):Chin.J.Ind.WaterTreat.,17(6),1997,pp.28～29　　InHClmedium,SeandAsingroundwaterareprecon-centratedwithsulfhydrylcotton.HNO3andHClO4(5+1)areusedtoseparateSeandAsfromSulfhydrylcottonwhenheated.SeandAsaredeterminatedbyhydridegeneratedAFC.Themethodhastheadvantagesofaccuracy,precisionandspecificity.Itaccordswiththedemandofdeterminationofgroundwceter.　　Keywords　sulfhydrylcottonpreconcentration,hy-dridegeneratedAFC,Selenium,ArsenicSTUDIESONTHEUV(254nm)ABSORBANCEASASURRO-GATEPARAMETEROFORGANICMATTER　JinWeiandFanJinchu(TongjiUniversity,Shanghai200092):Chin.J.Ind.WaterTreat.,17(6),1997,pp.30～32　　TherelationshipofUV(254nm)absorbanceandchemi-caloxygendemand(CODMn)hasbeenstudied.TherelationcurveandequationindicatedthatUV(254nm)absorbancehasalinearcorrelationwithCODMn.Itiseasy-operated;especiallyasan