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24420058()JournalofLanzhouJiaotongUniversity(NaturalSciences)Vol.24No.4Aug.2005:1001O4373(2005)04O0059O03LAS3,,(,730070):,,(LAS),:1.432.0mm,15g,60min,61,,pHLAS.:;;;;(LAS):X131.2:A.(),,(LAS),LAS,.,,LAS,.,.,,,,,,.,,,,.1.0mg/L,(GB/T18902002),.11.1721,THZO82,TG328A,HC.TP12B.5,PHSO2,,10mg/L,()()()()4%3%.1.2[1],LAS,(1),,LAS,LASpH,,LAS,18.5.:1LASFig.1StandardcurveofLAS22.1LAS650mL,2503:2005O04O20:(1978O),,,.©1994-2006ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.()24mL,0.5,0.50.9,0.91.43,1.432.0,2.02.5mm15g,120r/min60min,,,30min,,,,c=108.89A,LAS,LAS2.2LASFig.2RelationbetweenspongeirondiameterandtreatmentofLAS2,0.50.9mm,94.1%,2.53.2mm.:0.5,0.50.9,0.91.43,1.432.0mm,,,,,.1.432.0mm.2.2LAS850mL,250mL,1.432.0mm1,4,7,11,15,20,25,30g,2.1,LAS,LAS.3,,.15g90%.,,.,,,,15g.2.3LAS650mL,250mL,1.432.0mm15g,120r/min20,40,60,80,100,120min,,LAS3LASFig.3RelationbetweenquantityofspongeironandtreatmentofLAS,LAS.4LASFig.4RelationbetweenthereactiontimeandtreatmentofLAS,20min82.1%.,LAS,,,.60min,60min.2.4pHLAS750mL,250mL,3%H2SO44%NaOHpH3,5,7,8,9,11,13.1.432.0mm15g,120r/min60min,,LAS,pHLAS.5,LAS,,O::2FeFe2++4eE0(Fe2+/Fe)=-0.44V:4H++4e+4[H]2H2E0(H+/H)=0.00VO2+4H++4e2H2OE0(O2/H2O)=1.22V06©1994-2006ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.[H][Fe2+].[H];Fe2+Fe3+O,.,,,pH,.,,.,,,,,pH,,,.[2,3],pH35,.pH,;,Fe2+,;,pH.pH7,:pH,LAS.,pH[4],.2.5LAS850mL,250mL,21,41,61,81,101,121,1311.432.0mm15g,120r/min60min,30min,,LAS,LAS.6,61,LAS,92.2%.,,LAS,,,,,,,LAS,61,LAS.6LASFig.6RelationbetweentheratioofironandmanganeseandtreatmentofLAS31),LAS,,,1.432.0mm.2),,,.3),,60min.4)pHLAS,pH,.5),,61,LAS.:[1].[M].3.:,1989.[2].LAS[J].,1999,19(4):17O18.[3],,.LAS[J].,2000,1(1):65O70.[4],.[J].,1998,16(3):24O27.[5].[J].,1997,16(12):20O22.[6].[J].,1994,21(1):12O14.[7],.OO[J].,1998,14(2):10O13.[8].O[J].,2001,17(1):5O8.(66)16©1994-2006ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.()244Fig.4Observedtemperaturevariationsatselectedindoorandoutdoorpoints5,,,,,.,4000m,.:[1],,.[J].,2001,22(4):456O460.[2],,.[M].:,1998.[3],,,.[M].:,1982.[4].[J].,2002,23(5):557O563.[5],,,.[J].,1992,8(3):73O77.CalculatingandUsingSolarRadiationinQinghaiOTibetPleteauHuQinghua1,2,GaoMengli1,WangSanfan1,ZhangJishi1(1.SchoolofEnvironmentalScienceandMunicipalEngineering,LanzhouJiaotongUniversity,Lanzhou730070,China;2.DepartmentofUrbanConstruction,The4thSurveyandDesignInstituteofRailwayMinistry,Wuhan430063,China)Abstract:ThecalculationofsolarradiationandheatloadofartificialgreenhouseinQinghaiOTibetPlateauestimatesthatthepropermeasuresofheatpreservationcanensurethevegetablesgrowthinwinterbyac2ceptingsolarradiationintheconditionofquitelowtemperature,andthisprovidesscientificbasisforthefoundationofartificialgreenhouseusingsolarenergyinQinghaiOTibetPleteau.Keywords:QinghaiOTibetPlateau;solarradiation;heatload;artificialgreenhouse(61)StaticExperimentsonTreatmentofLASinBathingWastewaterbyUsingSpongeIronZhangLequn,ChenXuemin,WangZhongfeng(SchoolofEnvironmentalScienceandMunicipalEngineering,LanzhouJiaotongUniversity,Lanzhou730070,China)Abstract:Spongeironcanbeusedasadsorbent,togetherwithoxidationOreducingelectrochemicalreactiontotreatananionsurfactant(LAS)inbathingwastewater.Theexperimentsprovedthatthespongeironwithadiameterrangingfrom1.43mmto2.0mmandthequantityof15gunderaspecificconditionofthereac2tiontimeof60minutesandtheratioofironandmanganeseof61couldreachtheoptimaltreatmenteffect,whiletheeffectofthepHvalueonthetreatmentwasnotsignificantlyaffected.Keywords:spongeiron;bathingwastewater;adsorption;oxidation;anionsurfactant(LAS)66©1994-2006ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.