GE水煤浆气化全流程模拟_张磊

39720117CHEMICALENGINEERINGCHINAVol．39No．7Jul．20112010-12-241981—[e-mail]。GE211100GE。GE。GE、、、、AspenPlusGE。22GEGE。AspenPlusTQ054A1005-9954201107-0078-05SimulationofwholeGEwater-coalslurrygasificationprocessZHANGLeiWANGGen-baoXIEDong-shengXUZhao-guangSinopecNanjingEngineering＆ConstructionInc．Nanjing211100JiangsuProvinceChinaAbstractGEwater-coalslurrygasificationprocessisoneofthecommonly-usedadvancedgasificationtechnologies．ThesimulationofwholeGEgasificationcanimprovetheunderstandingoftheprocessandbeusedasapredictivetoolattheoptimizationstageandalsoprovideguidanceforprocessdesignandproductionoperation．ThefeaturesofGEslurrygasificationwereanalyzedwhichcanbedividedintoseveralunitsofcoalpyrolysisandgasificationquenchandslaghandingsyngasscrubbingflashandblackwaterhandling．ThecalculationmodelofwholeGEwater-coalslurrygasificationprocesswassetupwithAspenPlusbasedonthetestingandverifyingsectionmodels．Themodelwasverifiedthroughratinganddesigningcalculations．TwocalculationresultsareinagreementwiththedatainprocessdesignpackagePDP．ItindicatesthatthedevelopedmodelisfeasibletocalculateandpredicttheGEgasification．KeywordsAspenPluswater-coalslurrygasificationquenchblackwaterhandlingsyngasscrubbingsimulation2。、、、。GE、、、、。AspenPlus1。2-3、、、。、。。1Aspen。。GE、、、、。1．12412、、。12。RYieldRGibbs5。①②③。、、、Dulong6。7RStoic→0．010833C+0．87ASL1→0．0158833C+0．8094ACH2CaCO→3CaO+CO23C→H0．0158833C+0．8094A4ASLCH。、、RGibbsRGibbs1。PR-BMRKS-BMPR-BMRKS-BM。1Fig．1Aspenflowsheetofgasification、、、4。。C+H2O=CO+H25CO+H2O=CO2+H26CH4+H2O=CO+3H27·97·GECOS+H2O=H2S+CO28N2+3H2=2NH396300—400℃。1．2。。CFD。。。2。8。2。、。。2。2Fig．2Aspenflowsheetofquenchandslaghandling1．3。。RadFrac。3。1．4、。。。。·08·2011397。RadFrac。4。22．1。1。COH21．0361．0358。1．451．4。。·18·GE1Table1Gascompositionandtemperatureatscrubberexit/kmol·h－1COH2CO2H2OCH4ArN2H2SCOSNH3/℃1580．71455．7879．85780．42．34．9412．529．91．19．5215．51599．61461．1865．95599．13．94．9412．631．20．813．5215．02．2。Aspen。。2。。。。2Table2ComparisonofPDPdataandmodel-calculatedresultsforpartialmaterialstreams/kg·h－1/kmol·h－1/kg·h－1/kg·h－1/kmol·h－141793．81241．85290．45235．612012．35654．1703．42211．51140．241466．11232．05248．95194．611225．25063．0700．12211．51029．13。。。。1．AspenPlusJ．200631810-13．2．J．200129133-38．3．TexacoJ．200427349-53．4．J．200825129-33．5．AspenPlusJ．20035081179-1182．6HIGMANCVANDERBURGTM．GasificationM．BurlingtonGulfProfessionalPublishing2003．7CHAOChen．AtechnicalandeconomicassessmentofCO2capturetechnologyforIGCCpowerplantsD．PennsylvaniaCarnegieMellonUniversity2005．8．J．1999248-49．·28·2011397