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X(,210042),,:,,:;;;,,50,,,[16]1:1.1(),(),,ML/MG,L(kgPm3),G,DL(m),AG(m2),[7]:DsA0.5G=0.0039LG0.0875MLMG0.492DLA0.5G0.431(1),[8]:Ds=0.002M0.78LA0.29a0.19L0.185LM0.73a0.43a0.133L(2):Ds=0.013M0.87LA0.13aD0.5c0.18LM0.87a0.07a0.025L0.045L(3):Ds=0.093M1.05LM0.28a2A0.27a10.4a1D0.5c1D0.2c20.123LM1.05aM0.38a1A0.075a20.151a20.0115L0.26L(4):Ds=0.26M0.97LM0.18a2A0.39a1A0.1a20.4a1D0.2c10.18L0.028LM0.97a1M0.35a10.36a20.38L(5)Aa1Aa2,m2;Ma1Ma2,kgPs;a1a2,kgPm3;Dc1Dc2,m;L,N/m;L,Pas,[9,10]Gretzinger,15X,,,,,Lapple,[11],,80%[12],,,[13]1.2,,[14],:Dvs=156d0.600.20p0.35(6)d0,m;p,mPa,:Ds=DLLs1+x21+x1(7)DL;x1x2,%;L,kgPm3,,,[15],,,,,,,[16]252001292,150;50%15mPa,,,,,5.5kgP(m3h),,80,1208%4%,;,90,50,,,200300mm,23min,,,11/kJPh%5261.104451.015.4398324.31.3,,,80,,7000rPmin,500kgPh,K.Masters[17]:Dvs=1.4104M0.24L(Nd)0.83(nh)0.12(8)d,m;h,m;N,rPmin;ML,kgPh;nHerringMashall[18]:(R99)0.9=3.46d0.3M0.25LN0.16(9)(R99)0.90.9m99%,m,,,,,,,,,,[19],,,,,[20],,5(0),,,,10000kgPh,,90kW,12000rPmin,RW10TNiRo22/m/dB/kWP(th)RW10T20904.18(151mPs)NiRoF1603294+56.69(151mPs),[21]q:q=(T1+273)3.4287(T2+273)3.34(10):T1140400,T270120,10%,[22],,,,,,45tPh,2001,125MW3522.1,,,,,[10,11,15,21][6]()33/150200250300350400703.585.727.639.4911.2012.74803.035.187.078.931001.924.095.967.809.3311.11,[23],,2.22.2.120mPs,5,0.60.8,,1.421.84kPa,(Dvs20m)98%,(Dvs20m)94.6%,,[24]R2S,,98%,1.51kPa[25]2.2.2,,99.9%,1.771.96kPa2.2.3,,13mPmin,20mgPm32.2.4,[26],,,,2.3,294490Pa,[27,28],,,[29],[30]3,,[31,32][33,34][35][36][12][35][37],,10Pas[13],1020Pas[38],RW10T1990[39,40]44%//1121518022010011023015016070853352202508595440150200901005351608090452001292%//618700750120140750180200901008506030032010012091018180195851001035402252509010011354530032095105124525010042121,,,,[41],,,,150,60150,060,,,[42],,[16],,,[43],[39][40],SO2SO3,,85%,[43],,,,,1..1975.2..,1962,6:280.3..,1964,11:46.4,..,1983.5,..,1994(5):20.6,,..,1997,21add:10.7,,...18.8.[].,1989.9..,1972.4.10..,1975.5.11,...57.12,,..,1987.1.13,,..,1997,21add:59.7355n,p,r,,uf,mPsxt,1..:,1993.2PGrassberger,IProcaccia.EstimationoftheKolmogroventro2pyfromachaoticsignal.PhysicalReviewA,1983,28(4):2591.3GustavoDeco,etal.Determiningtheinformationflowofdy2namicalsystemsfromcontinuousprobabilitydistribution.Physi2calReviewLetter,1997,78(12):2345.4ChristianSchittenkopf,etal.Identificationofdeterminingcha2osbyaninformation-theoreticmeasureofthesensitivedepen2denceontheinitialconditions.PhysicaD,1997,110:173.5..,1997.6CSchittenkopf,GDeco.Exploringtheintrinsicinformationlossinsingle2humpedmapsbyrefininfmulti2symbolpartitions.PhysicaD,1996,94:57.7NHPackard,etal.Geometryfromatimeseries.PhysicalReviewLetter,1980.712.8TSauer,etal.Embedology.JStatPhys,1991,65:579.9AMFraser,etal.Independentcoordinatesfrommutualinfor2mation.PhysicalReviewA,1986,33(2):1134.10FTakens.Detectingstrangeattractorsinturbulence,in:Dy2namicalSystemsandTurbulence,LectureNotesinMathemat2ics.Springer,Berling,1981,Vol.898.5514,...41.15,...51.16,,..,1997,21add:56.17KMasters..,1983.171.18HerringWM,MarshallWR.AmerInstChemEngJ,1(2):200.19,...28.20.[].,1991.21,,..,1997,21add:68.22..,1994(5):3.23...32.24..,225.25.R2S..242.26,,...239.27..,1978.1.28,..,1985,14:14.29,..,14(34):142.30,,...185.31..,21add:76.32...63.33,,...46.34,,..,21add:65.35..,21add:225.36,,...37,,..,21add:79.38,...22.39,,...445.40,,...454.41,,..,21add:202.42,,..,1996,2.43,,..,1996(3):16.37thetangentialvelocityisestablished.Thecalculationmethodfortangentialvelocityinthechamberisraisedandhaspassedthesequentialexperimentaltests.Keywords:rotaryfilterpress,flowfluid,filterrateDevelopmentofaNewCentrifugalPneumaticClassifierforPowderMaterialsWangJinfu,DongLanzhong,JingShan,JinYong(DepartmentofChemicalEngineering,TsinghuaUniversity,Beijing100084)Basedontheanalysistotheprincipleofthepneumaticclassificationforthepowdermaterials,anewtypeofcentrif2ugalpneumaticclassifierforureaproducthasbeendeveloped.Anewtechnologicalprocessofclassificationhasbeenalsoproposedfortheindustrialapplication.Theexperimentalresultsshowthatthenewclassifiercombinedwiththenewpro2cesscanreachasatisfactoryefficiencyintheclassificationofureaproductinalargescaleofcapacity.Keywords:classifier,pneumaticclassification,classificationefficiency,ureaFlueGasDesulfurizationbyCitrateSolutioninPackingColumnsYuanXiaojing,LiWeichao,ShengZaihang,GuoWeidong,ShaYong,XieYiyan(ChemicalEngineeringResearchCenter,TianjinUniversity,Tianjin300072)FGDprocessusingcitricacidPsodiumcitratebuffersolutionhasbeencarriedoutinstructuredpackingcolumns.SO2inanalogfluegaswasfirstabsorbedinaqueoussodiumcitratesolutioninanabsorptioncolumnandthenrecoveredfromtheloadedsolutioninadesorptioncolumn.Theregenerativebuffersolutioncirculatedtoabsorptioncolumnagainforuse.SeveralimportantfactorsthatmayaffectSO2absorptionanddesorptionefficiencyweretestedindividually.TheoptimaloperatingconditionsforsodiumcitrateFGDprocessinpilotpackingcolumnsweredetermined,whichcanbeex2tendedintolarge2scaleFGDdesign.Keywords:fluegasdesulfurization,citricacidPsodiumcitratebuffersolution,sulfurdioxide,packingcolumn,structuredpackingRecentProgressofSpra