生物質(zhì)催化氣化及焦油裂解的研究.pdf

1、轡藏掉謄瓣學(xué)≮憲藏學(xué)位論文9622五9生物質(zhì)催化氣化及焦油裂解的研究申請(qǐng)學(xué)位級(jí)別：孫云娟碩士指導(dǎo)教師：藍(lán)劍盔盟塞亟譴論文完成實(shí)驗(yàn)室：適：睦塞塹塞室一一論文答辯時(shí)間20066中國北京ABSTRACTstudyonBiomassCatalyticGasificationandTarCrackingSunYunjuan(ChemicalProcessingofForestProduction)DirectedbyProJiangJianchu

2、nABSTRACTWiththedevelopmentofresearchandapplicationofbiomassgasificationtechnologytheinfluenceofbiomasstarbringsmuchattentionAtthebasisontheresearchconclusionsofforernnllersextensive咖dywasperformedonthehiomassgasificatio

3、nandcatalyticcrackingofbiomasstarTheproductionofbiomasstarisinfluencedbycatalysttype，gasificationagent，heatingrateandotheroperationparameters，anditmaycausegreatharmtothegasificationsystemandgasconsummationequipmentHoweve

4、rtraditionaltarremovaltechnologysuchasfiltrationwetcleaningandthermaldecompositioncantmeetwiththeneedforrelativelycleangasCatalyticcrackingoftarisviewedasoneprominenttarreductiontechnologythathasbecomethehotspotofinvesti

5、gationExtensivereviewWasmadeonthedevelopmentofthetechnologyofcatalyticcrackingoftaranddetaildiscussWasalsomadeontheresearchconclusionofdolomitecatalystThemainstudycontentsandresultsarefollowed：1Extensiveexperimentontarcr

6、ackingWasperformedOnbenchscalefixedbedtarcataIyticcrackingtestsystem2AsetoffullgasanalysismeanswhichcallfittheneedoffuelgasanalysisWasbuilt3Fourdifferentareadolomiteswereallcalcinedat900℃for4hoursAndtheph)，sicalandchemic

7、alcharacteristicsofthefourtypesofdolomiteweretest4Usingpoplarsawdustasrawmaterial，weresearchthattheyieldoffuelgas，tarandcharWasinfluencedbythegasificationconditions，suchasthegasificationtemperature，heatingrate，andsteamqu

8、antityinthegasifier5ProductfrompoplarsawdustgasificationWasusedastheSOurceoftarCatalyticcrackingoftarWasperformedinasecondaryfixedbedcrackerwiththefourtypesofdolomiteascatalystOperationparameterslikecrackingtemperature(8