低熱值氣體燃料發(fā)動機的試驗研究.pdf

1、北京交通大學碩士學位論文低熱值氣體燃料發(fā)動機的試驗研究姓名：單沖申請學位級別：碩士專業(yè)：動力機械及工程指導教師：劉建華201012ABSTRACTABSTRACTABSTRACT：Thei11dus仃yofenergyhaSⅡ1edeepesti11fluenceaboutthe矗曲re，a11d吐1eproblemofenergyisaJ、VayscmcialtomeworlddeVelopmentNowadays，tleworldi

2、sshortoftheenergysourcesAs廿lesymbolofmodem、Ⅳorld，nleautomobileengineisenduringofa鏟eatchallengebythelackofene唱ysoulCesTheuhima：tewayofresolViI培tlleproblemisdecreaSiIlgmeleanoftllepetroleumsourcesiIlmisce唧Explorea11dexploi

3、tt11enewene略ysouIcesareVeryimportalltTheresearchonmal(ingtllelowheatmgValuegaSmixedhydrogenmelaSⅡ1enueofenginehaSbec鋤eafocusin恤fieldofnewene移Thecontentofmepaperistlleresearchonthepe墑衄aIlceofthelowheating砌ue(LHV)g嬲Inixcd晰

4、mnueenginenleobjectofmeresearchislowheatingvaluegasmixed、)l，itllhydrogengaSnueengirleTaketheexperimenttesearchmeengine’spe—’onIlallceMal(e廿lelowheatingVaLluegaLsmixed塒tllthehydrogengaSnue嬲tllecomponentsaIldtheproportiono

5、freallowheatingvalueg嬲fluea11dt0research吐leengine’spe—’omaIlceonnlelowheatiIlgvaluegaLsnueChallgemelowheatingValuegaSengilletoalowhe池gValueg舔mixedwimhydmgennueenginebychaIlgingtllefigu托ofthefireboxfirstly，addingmeigIliti

6、onsyste】nflaIld允elingsupplysyStemThend0experimentresearchonthelowheatir培VaJuegas面xedwitllhydrogennueen西ne，aIlditgetstheconcluSion丘omt11eresultofexperimem硒follow(1)Whenb啪edw油tllelowheating舭l(fā)，t11ema)【pressureofengineislowe

7、r吐mtIlatbumedwimCNG(2)111eemissionofHCandCOisllighertllantllatofCNGwhenb啪edwitlltllelowheating丘lel，whiletheNOxaIldC02islowertllanmatofCNG(3)Thema)【pressureisraisedwhentllehydrogenisIniXed，觚dtlleiIlfluenceofmetllmttleisiI

8、nport觚ttotllecfalllcaIlgle(4)TheemissionofCO，C02andHCislowmtlleengineoflowheatingV猷uegausmixed州mhydrogennue，w11iletlleNOxislli曲(5)Thecatal皿ce伍ciencyofoxid沈dcatalyticisalmost100％forCO，a11dmecatal如ce伍ciencyforHCisfirstlydr