搜索
2(138)No2(serialNo138)20105MODERNVEHICLEPOWERMay2010do:i10.3969/.jissn.1671-5446.2010.02.001*朱剑明,缪雪龙,彭代勇(,214063):,,,,2020GDP200540%45%,,,,,,,,,,42009,1300,,,,,,:内燃机;节能减排;技术路线;柴油机;汽油机:TK401:A:1671-5446(2010)02-0001-12StrategicTthinkingTowardstheRouteofEmissionReductionandEnergysavingTechnologyforInternalCombustionEngineinChinaZHUJianming,MIAOXuelong,PENGDaiyong(FAWWuxiFuelInjectionEquipmentResearchInstitute,Wuxi214063,China)Abstract:Facingupwiththeglobalwaveoflowcarboneconomy,asagreatoneofthedevelopingcountries,Chinahasboththeresponsibilityandobligationtofurtherenhancethelevelofenergysavingandemissionreduction.Asoneofthemainconstituentsofmodernpowerequipment,internalcombustionenginetransformsenergyintotheindustrialoutput.Itsimportantpolitica,leconomicandmilitarystatusshouldnotbeoverlooked.TheenergysavingandemissionreductionworkforinternalcombustionengineindustryisnotonlyrelatedtoChinascommitmenttoreduceCO2emissionsperunitofGDPby40%to45%from2005to2020,butalsoisrelatedtothecountrysrightofnationaldevelopment.AsapioneerandinnovatorintheresearchfieldofautomotiveenginesinChina,WuxiFuelInjectionEquipmentInstituteofFAWhasaboundendutyinraisingthelevelofenergysaving&emissionreductionofChinasinternalcombustionengineindustry.Overtheyears,theresearchanddevelopmentworkofWFIERI,whicharebasedontheactualsituationinChina,bothmetthemarketdemandwitheconomyemissiontechnologies,andkeptupwithdevelopmenttrendsofinternationaladvancedtechnology.Itwasthefirstonetograspelectronicallycontrolledcommonrailtechnology,whichisacoretechnologyinrelevantfield.AndithasmadeapositivecontributionforChinainternalcombustionengineindustry.Inthispaper,itcameupwithalivelypracticeoftheInstituteasacase,andgaveaclearanalysisineasytoreadlanguageofthe*:2010-03-10:(1956-),,,,,,,,gasolineengine,dieselenginetechnicalcharacteristicsandthekeytechnologicaldevelopmenttrends.Andonthisbasis,itexploredthetechnicalrouteforChinasdieselengineemissionstandardsforEuro4andabove.In2009,Chinasautomobileproductionandsalesbothhithistoricallyhighlevelwithover13millionvehicles,becomingthelargestintheword.Chinafacesamajoropportunitytobecomeacompetitivecountryinsteadofabigoneconcerningautomobile.Aslongasweenduretheloneliness,workhard,andlearnfromadvancedforeignexperiences,proceedfromChinasactualconditions,wewillbeabletogetonaroadofscientificdevelopment,andstandfirmamongthecompetitorsintheworld.Keywords:internalcombustionengine;energysavingandemissionreduction;technicalroute;dieselengine;gasolineengine,,,,,,,,,,(),,98.07%,(),,9995%2070,,,,,,,,,,,,,,,,21,,,,,,,,11.11883,,,200r/min,800~1000r/min,,,19,,,220102,:50;70,1,,,:1a.,,,,b.PMNOxPM;,,NOxc.,,,d.HC,CO,,COHCHC,CO(1),NOx,HC,CO1.2,,,GDI(GasolineDirectInjection),,,,2,,,GDI:a.,30%~35%;b.,;c.(12),;d.HC,CO2,,GDI,1996GDI,GalantGDI,,GDI,,2122.13,,,,,,NOx,,,,320102,:2GDIa.(),,,HC,CO3b.,,c.,,,d.NOx,PM,,NOx;,,,PM2.2,,2.2.1,,,,,NVH4,ECU,,ECU2.2.2,,NOxPM,EGR+DPF,EGRNOx,DPF,PM;SCR(),,,NOx,SCRNOxa.SCRSCR4201024,PM,SCRNOx4SCR:,SCR,SCR,SCRb.EGR+DPFDPF,EGRNOx,SCR,DPFDPF,DOC+POCEGRNOx,PM,DOC+POCPM2.2.3,NOx,soo,tNOxsoot,1,2700K,NOx,soot,,,,NOxsoot5HCCILTC(LowTemperatureCombustion)NOxsootNOx,sootNOxsoot,,,,,,,NOxsoot,tradeoff;,,,soot,NOx;HCCI(HomogeneousChargeCompressionIgnition)(),NOxsoot,NOxsoot;LTC,,1600Ksoo,tNOxsoot,,EGR,10!~15!CA,,,EGR(),,6520102,:NOxsoot70%,80%~90%,soot0,5HCCILTCNOxsootMAP6,,NOxPM,53,80%,40%,25%,2090,,,,,(),HEV(HybridElectricVehicle),,,,,,∀#,,10%,30%,,,,:,SHEV,,,,,;,,,,,,,:,,,,,,,,,,,:620102,,,,;,,,Prius7Prius199710,20051215,,1.5LPrius2.0L;1.0L7Prius,,,,,434.1,,,20001,200422005GB17691∃2005,13,4,5()NOxPM1CO/g(kW%h)-1HC/g(kW%h)-1NOx/g(kW%h)-1PM/g(kW%h)-1/m-132.10.665.00.100.82007010141.50.463.50.020.52010010151.50.462.00.020.520120101NOxPM8,:2;,3;160MPa,(:SCRNOx,DPFPM)43(3),,:,,HC,CO,PM;,NOx,,,,NOxa.,,,,,(NOx),,,,,PM,,,NOxPMb.,720102,:8,,,c.,,,,,d.,HCPM,:;;,,2,20MPa2/MPa/MPa18010021001203120140414016051601804.232008,32008713,3:,200888,2001,,2008,32008,3,,3,,,3,3,,,,,3,:()+EGR()4.33,,,2002,,,,,20033,,,32008,33,,3,,,820102,,,,,!,,3,,,,,32008,,3:20083,,3,3?,3?15%2008,,?3,3,,,,3,,,,,,∀#,,ESCELR,ETC,,?3,320052006,3,2008,4.42003,3,,3PMPZ4.4.1满足轻型车用柴油机欧3排放要求的PM泵3PM9,,,,3,393PM4.4.2满足中重型车用柴油机欧3排放要求的PZ泵3PZ10,,,,3,,43PM/mm/mm/mm/mm/kW/mm3(10.5mm)/MPaPM3,428251210.530120100920102,:4PZ/mm/mm/mm/mm/kW/mm3(12mm)/MPaPZ4,638351513.575280130,3:&(EGR),,3,PZ,EGR,3&++EGR,90,,,,;;;EGRNOx,,,EGR3103PZ&+EGR,,(EGR),3&TICS()(EGR)TICS,(EGR),3,3,545.144:,;,:DOC()SCR()POC()DPF(),4:,PM,SCRNOx;EGRNOx,DPFPMSCRDPF:5.1.1SCR技术的主要特点SCRNOx,PMNOx,SCR2%,1%SCR,NO2/NOx(50%)NOx,SCR,,SCR,SCR,5.1.2DPFDPF,EGRNOx,SCR,1020102DPF5,EGR,DPF,SCR5.244,,,,4,5.2.1a.,:16MPa(518MPa)0.1g/kW%h,(10!)16MPa(518MPa)0.1g/kW%hb.,,:&,,&,,,EGR&,,,,,&,5.2.24,:,,,,,,4,3,44:160MPa0.85(),:a.4,,,,180MPa,,,4,,:,b.:,,,,3,,45.2.34,,34,4:4a.SCRSCR,1120102,:PM,SCRNOx4SCR:,SCR,SCR,SCRb.DOC+POCSCR,DPF,DOC+POCEGRNOx,PM,DOC+POCPM5.345.3.142009,43,20083,200995,3,44,,,420114,,,345,,4,,,4,45,,,SCRA,,,,,,DOC,POC,DPF,SCRDOC,,DOC4,PMDPFPOC,NOxSCRPOC,DPF,SCR,,SCR,POC,DPFSCR,,,,,NOxPM,5,,5.3.24,,,4,,3,3,,,,,,,,3,,345