汽车动力系统的合理匹配评价

2004027汽车动力系统的合理匹配评价岳惊涛廖苓平彭莫(天津大学机械工程学院,天津300072)(总后军事交通运输研究所,天津300161)[],,,:,,RationalMatchingandEvaluationforAutomotivePowerSystemYueJingtaoSchoolofMechanicalEngineering,TianjinUniversity,Tianjin300072LiaoLingping&PengMoMilitaryTrafficandTransportationInstitute,Tianjin300161[Abstract]Anidealyardstickforevaluatingthemainindicatorsthataffecttheautomotivepowerper-formanceisputforwardinthispaperBasedonthis,amult-ifactorsweightedevaluationmethodispresentedforthematchingofautomotivepowersystemKeywords:Powersystem,Matching,Evaluation2003217,20033111,,,,,,,,,[1-5],,,,,,,,,,,2:2,,,,;,,,,,212004(26)1AutomotiveEngineering2004(Vol.26)No.1,,PmPm=G(1)G,,,;,,,,G,G;G,(2)=ni=0aiGi(2)n,ai,Gai,11Ga0a1a2a3a4a5a6120-1916108-120571001922-30503192256-3554652136445-9540889-0031000002844198-17911664-0060500006411386321-6110644-003190000132-6280610-650375-3610147-0001998550-12561426-00814000244-3641910-521411510-722[5]221,,eTeT=Tm/Tp(3)eT;Tm;Tp,,,eT,eT116;113;118,eT138222,(1)DD=(1+ep)/2(4)ep,ep=PT/Pm;PT,D,089;091D095(2)AA=50(1-1/eT)(1-1/er)(5)er,er=np/nT;np;nT,A,33;37A60(3)KK=er/ep(6)K:K=22~26;K=18~22;K=20~24K,,23,Pn,PmTmnpnT,(7)P(n)=Pmki=1ci(n/np)i(7)(1)eT12,k=3c1=1-c2-c3c2=-2c3/erc3=-e2r(erep-1)/(er-1)2(2)eT12,k=41032004(26)1c1=[(er-3)e3rep+4er-2]/(er-1)3c2=[6(er-1)c1-8er+9]/(e2r-4er+3)c3=4-3c1-2c2c4=1-c1-c2-c33,,vgP,Dm=100(1v+2g+3P)(8)Dm100;i;v;g;P313,,,,,321=2=03,3=04,21,,,,04,,,33331v,,,,,vk,1vR=KvvP(9)vP;Kv,110,105,1001vRvmvm=vR;vmvR,,;vmvR,,,,,()v=1-|KvvP-vm|KvvPv1(10)332g100km,,100km,,100kmgmgmge,gg=1-ge-gmgmg1(11)ge(1)ve=kgvmp(12)ve;kg,06~08;vmp(2)ne=ihidhi0isve0377rk(13)ih;idh;i0;is;rk(3)(7)Pe(4)nePe,ge333P,CDf1042004(26)1Iigi0ik,CDfI,k,ncknp;,2242,3nc3np,(nc3-nc(3-1)),,,2:ncknp;(nck-nc(k-1))nn=(np-nT)(14),=055~06522(1)c1k=1-|np-nck|np(15)nck=idhi0isikvck0377rk(16)(2)c2k=2-nck-nc(k-1)(np-nT)(17)nc(k-1)(16),vc(k-1)vckTk=(c1k+c2k)/2(18),P=1nnk=1TkP1(19)k;n1,,,c2k,,(nck-nc(k-1))(np-nT),c2k1,c2k1,2,,,;,4,41(1)G=18500kg(2)WD61577A,Pm=206kWnp=2400r/min,Tm=1070NmnT=1400r/mingm=205g/kWh,(3)9,i1=1265i2=838i3=622i4=457i5=340i6=246i7=183i8=134i9=100(4)idh=100idl=175(5)i0=672()(6)1400-20,=075m(7)A=6m2,CD=075(8)th=085,tl=0842(1)vp=768km/h(2)9vm=vmp=806km/h(3)(kv=105)=09626(4)(kg=07)ve=564km/h(5)ne=1764r/min(6)Pe=189kW1052004(26)1(7)ge=210g/kWh(8)g=09756(9)vc1=5km/hvc2=8km/hvc3=11km/hvc4=16km/hvc5=22km/hvc6=30km/hvc7=40km/hvc8=54km/h(10)(=06)n=600r/min(11)P=09(12)Dm=9425,,;,,,1,1991(2)2,1993(8)3BJ212,1995(2)4,2002,(3)5.,2000(4)(30)07mm,8(b),,2mm,,808,,,(=09,),,=15,6(1),3~4(2):,,,;,,;,(3),,061,..,1997(10)2,.LPG.:,2002,32(1)3,..,1993,11(1)4[].A..:,19825...:,19846..:,19971062004(26)1