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:2005-12-26:973(2005CB221207);(90210032):(1938-),,,,.:1001-2060(2006)04-0331-07,,(,100080):,,:,,5(),:;;;:TQ01312:A1,,,,,(),,,,,,,,,[112],Vision21FutureGen,CO2NEDOEAGLE,--,FP6CO2IGCCCO2,,IGCC,ISAB522MWIGCC2080,,,,,,,[1,35,1318],:,,5,2,,()(),,21420067JOURNALOFENGINEERINGFORTHERMALENERGYANDPOWERVol.21,No.4July,20061,,,(1):(),(),(DME),,,CO2,,()()(),,,,,,:(1),,,(2),(),,(3),,,(),,(4)(),,,,,,,,:(1),,()(2),,(3)(),2332006(4),3,2,,323.1,2,(),,,,,,,,,,,,:(1);(2)()1P2,:(1),CO2,CO2,;O2PCO2;(2),,3.2,,()At,,Ac,,,2,,:,,,,:(1),,,,(2)Ac2At,3334,:3(Ac2-At)(3)(Ath);(Atm);(Atl)(4)(),3.3,CO2,CO2,,2,(SOxNOxCO2),,,,,CO2,:(1)CO2(),(2)CO2,,,,CO2(3),CO2,CO2(4)CO2CO2CO2,,,,3,,,1%18%,,,(1%3%),(),,1%7%,,,5%9%,,(15%18%)433200644,,,,,,,,,,:(1),:(2),:-----(3),:,,4.1,,,:(1)(2),(3),,,,4,,,,2%,,,4.2,(),,;,,,,,,,,,,,(7%)4.35334,:5-,,,,:(1)(2),(3),,,5(),(MS),,DMEDMEDMEDME,DME,,,7%4.4,,,,,,,,,1,,,,,;,,,,,(12%15%)4.5(),,,;,,,,,6,63320066,,,,,,,5(1)973,,,,(2):,,(3),5:,:[1],,.21100[M].:,2005.[2]HOLDRENJOHNP.Thefederalroleininternationalcooperationonenergyinnova2tion[M].Washington:ExecutiveOfficeofthePresidentofUnitedStates,1999.[3],,,.[J].,2001,52(7):565-571.[4],,,.[J].,2001,22(4):397-400.[5],,.[J].,2003,23(3):2370-2376.[6],,.-PP[J].,2000,2(8):59-68.[7]HOLDRENJOHNP.Reporttothepresi2dentonfederalenergyresearchanddevel2opmentforthechallengesofthetwenty2firstcentury[R].Washington:PCAST,1997.[8]WILLIAMSROBERTH,LARSONERICD.Acomparisonofdirectandindirectliq2uefactiontechnologiesformakingfluidfu2elsfromcoal[J].EnergyforSustainableDevelopmentl,2003,7(4l):103-129.[9]YAMASHITAKEI,BARRETOLEONAR2DO.Integratedenergysystemsforthe21stcentury:coalgasificationforco2producinghydrogen,electricityandliquidfuels[R].LaxenburgAustria:IIASA,2003.[10]BROWNWR,FENDUTOFS.Fuelandpowerco2production,theintegratedgasifica2tionPliquid2phasemethanol(LPMEOH)demonstrationproject[A].ProceedingsofFirstAnnualCleanCoalTechnologyConference[C].Cleveland:APCI,1992.33-48.[11]LARSONERICD,RENTINGJIN.Syn2theticfuelsproductionbyindirectcoalliquefaction[J].EnergyforSustainableDevelopment,2003,7(4):79-102.[12].[D].:,2003.[13].-[D].:,2005.[14],.[J].,2005,18(4):1-10.[15],,.[J].,2005,15(1):84-89.[16]JINHONGGUANG,HONGHUI,WANGBAOQUN,etal.Anewprincipleofsyn2theticcascadeutilizationofchemicalen2ergyandphysicalenergy[J].ScienceinchinaSerEEngineering&MaterialsScience,2005,48(2):163-179.[17],,.P[J].,2004,25(5):741-744.[18].IGCCCO2[D].:,2004.()7334,:=ChemicalEngineeringPowerPolygenerationSystemandItsInte2gratedOptimizationMechanism[,]PLINRu2mou,JINHong2guang,GAOLin(ResearchInstituteofEngineeringThermophysicsundertheChineseAcademyofSciences,Beijing,China,PostCode:100080)PPJournalofEngineeringforThermalEnergy&Power.-2006,21(4).-331337Thetheoryofsystemintegratedoptimizationrepresentsamostimportantscientificissueplayingakeyroleinthedevelop2mentofapolygenerationsystem.Inthisregard,relevantresearchhasbeencarriedoutunderthesupportofanationalmajorscientificresearchproject.Researchresultsachievedatasubstagearedescribedbytheauthors,including:theba2sicconcept,intrinsiccharacteristicsandspecificfeaturesofachemicalengineeringpowerpolygenerationsystemalongwithanexpositionoftheapproachesproposedforthestudyofthesystemintegrationprinciplesaswellastheoptimizationintegrationmeansembodyingsuchprinciples.Moreover,thepolygenerationsystemhasbeenclassifiedintofivebasiccat2egoriesonthebasisofthesystemintegrationstructuredlayers,namely,simpleparallel2connectedtype,synthesizedpar2allel2connectedtype,simpleseries2connectedtype,synthesizedseries2connectedtypeandseriesandparallel2connectedsynthesizedtypeetc.Somespecificcaseswithananalysisoftheirmaincharacteristicsetc.arepresented.Keywords:polygenerationsystem,chemicalengineeringandpower,integratedoptimization,basictypes=AStudyoftheDesulfurationandDenitrationonActiveCarbonBedsProvidedwithMicrowaveIrradiation[,]PMAShuang2chen,ZHAOYi,MAXiao2ying,etal(EnvironmentCol2legeundertheNorthChinaElectricPowerUniversity,Baoding,China,PostCode:071003)PPJournalofEngineeringforThermalEnergy&Power.-2006,21(4).-338341Abriefdescriptionisgivenofthemicrowaveheatingprinciplesandthedevelopmentofmicrowavechemistryalongwithanoverviewofmicrowave2baseddesulfurationanddenitration.Bytheuseofamicrowavedeviceandactivecarbon,astudyofthesimulationoffluegaswithasimultaneousdesulfurationanddenitrationhasbeenconducted.Withthehelpofthistechnology,96%ofthecarbonmonoxideandsulfurdioxidecanbedirectlydecomposedintoenvironment2friendlynitro2genaswellasvaluableandrecoverableelementarysulfur.Analyzedisthemicrowave2inducedcatalyticreduction2baseddesulfurationanddenitrationmechanism,pointingoutthatthemicrowavereducestheactivationenergyoftheabove2citedremovalreactions.Thisindicatesthatthemicrowavenotonlypromotestheprocessofreactionswithitsthermaleffectbutalsogivesfullplaytoitscatalyticaction.Keywords:microwave,desulfuration,denitration,inducedcatalyticreduc2tion,activecarbon=AnAnalysisoftheAshCorrelationofVariousFactorsInflu2encingtheCost2effectivenessofaCombinedRefrigeration,HeatandPowerTrigenerationSystem[,]PFENGXiao2ping(CivilEngi