乳化重油在高速柴油機上的試驗研究.pdf

1、大連理工大學碩士學位論文乳化重油在高速柴油機上的試驗研究姓名：金鑫申請學位級別：碩士專業(yè)：動力機械及工程指導(dǎo)教師：隆武強20081201乳化重油在高速柴油機上的試驗研究ExperimentalStudyonHighSpeedDieselEnginesfuelledwithEmulsifiedHeavyOilAbstractIntheseyearsmoreandmorecountriesaresearchingnewwaystodecre

2、asetheconsumptionofpetroleuminordertosaveenergycostbecauseofthegreatpressurebytheshortageofpetroleumandtheconstantlyrisingpriceBydetection，thestorageofthinoilisonly360billiontonintheworldcomparedwiththe900billiontonofhea

3、vyoilHeavyoil(includingresidualoil)ispreciousandcharacteristicpetroleumresourceIt’Scleanerthancoalwhenitisfired，anditsheatvalueishigherthancoal；it’Seasiertostore，andsaferthannaturalgas；it’ScheaperthanlightoilSomakegoodus

4、eofheavyoilhasgreatfutureforourcountry’SenergysecurityHeavyoilhaswidelyusedonthelargelowspeedmarinedieselenginesButitshighviscosityandpoorevaporativitymakemanyproblemslikeburningtimelonger，burningincomplete，thermaleffici

5、encylowandsmokeemissionhighAlltheseproblemsrestrictitsapplicationButithasthetrendtoburningheavyoilonlargemediumspeeddieselenginetheseyearsEmulsifiedoilcanmakefuelsprayparticlefinerSoithasthecharacteristicsofdecreasingbot

6、hfuelconsumptionandexhaustemission‰fismoretheworseoftheoilquality，thebetteroftheimprovingresultIfemulsifiedoiltechnologyWascombinedwiththeuseofheavyoil，itwillwidenheavyoil’SapplicationrangeprobablyThispaperistryingtesear

7、chthefeasibilityofburningheavyoilonhighspeeddieselenginebyexperiments，whosepurposeistodecreasethefuelconsumptionandreducetheexhaustemissionofheavyoilItisalsotryingtomakethreekindsofnewheavyoilemulsifierTheemulsifier’Seff

8、ectCanbefoundbythecomparisonofburningtwokindofemulsifiedheavyoilTheresultsshowthat：itCanuseemulsifiedheavyoilonhighspeeddieselenginedirectlywithoutmanymodifications；comparedwimheavyoilwhenburningondieselengine，emulsified

9、heavyoilhasbothbettereconomyandemissionperformances；itsbrakespecificfuelconsumptionhasreduced4％itsNOxemissionhasreducedmorethan20％andsmokeemissionhasreducedmorethan17％，differentemulsifiersfocusdifferenttargets，buttheirto