柴油機尾氣熱量排放規(guī)律及其應用研究.pdf

1、東北農業(yè)大學碩士學位論文柴油機尾氣熱量排放規(guī)律及其應用研究姓名：任憲忠申請學位級別：碩士專業(yè)：農業(yè)機械化工程指導教師：陳海濤2000.5.1StudyontheWasteGasHeatRegulationforDieselEngineandTtsApplicationABSTRACTTheregulationofwastegasheatforthe4115Tdieselengineanditsapplicationhasbeenexam

2、inationinthisthesisThemathematicalmodelbetweenwastegasheatandspeed，load，pipelength(pipelengthmeansthatlengthofpipebetweenmeasurepointandpointofenginewastepipe’sconnection，followingchapteritiscalledpipelengthforshort)hasb

3、eenobtainedSorelationshipbetweenwastegasandvariousspeed，loadandpipelengthisobtainedItofferthetheorydependencetowastegasheatapplication。Theexperimentalresultindicatethatbiggestwastegasheatis3648kJ／ssotheapplicationlatentc

4、apacityishighByanalyzedexperimentalresult，followingconcludeareobtain：thevalueofwastegasheatbecomebiggerwhileloadandspeedbecomebiggeranditbecomelowerwhilepipelengthbecomebiggerIngenera／，pipelengthisthemostimportantfactort

5、oapplicationofwastegasheat，speedissecondaryandloadisthirdAheattransferisdesignedInordertoextractheatfromwastegasTomadethetransfer’sconveyheatcapacityisthebiggestunderconditionoftheareathatheatpipeisfixedisO2182m。，factors

6、thathaveeffectonheattransferfunctionisoptimizedandoptimizingvalueisobtainedEnginepowertestexperimentalisdoneunderconditionwithheattransferandwithoutitExperimentalresultindicatethattheheattransferisgoodEfficiencyofheattra

7、nsferis38％，carlget1172kJ／sheatfrom4115TdieselengineatasecondDieselengine’sfuelconsumptionrationhasalmostnotchangeaftertheheattransferisfixedontheengine，valueofRbislowslightlynoiseishighsliglltlyPropertyof4115Tdieselengin

8、ehasalmostnochangefixedatransferOBitThestudyresulmofthisthesisoffertheorydependencetotherationalapplicationtoenginewastegasPostgraduate：RanXianzhongSupervisor：ChenHaiTaoAssociateProfKeywords：enginewastegasheatapplication