自然吸气与涡轮增压汽油机气道CFD分析长安陈小东.pdf

2008 AVLg1820g17839g8181g6323g6228g7427g1025g3281g11004g6155g3835g1262g16782g7003 1 自然吸气与涡轮增压汽油机气道CFD分析 陈小东 g708g19283g4445g8785g17722g5049g12255g11752g12362g19510g712g18337g5210g9201g2283g2318g2464g1976g7737g12366g9219g3835g17959g709 g6700 g16213g726g5224g11004g38g41g39g7053g8873g4557g7588g8466g14270g9994g2572g8680g8785g8845g7438g11352g8680g17959g17839g15904g1114g2010g7524g712g5194g2656g16809g20576g17839g15904g1114g4557g8616g712g13479g7536g15932g7138g8981g18339g13007g6980g11352g8181g6323g1552g2656g16809g20576g1552g2575g2524g17751g3921g13792g9390g8981g8616g11352g16835g5058g1571g3835g712g9994g2530g5224g11004g8504g7053g8873g4557g3324g8504g8466g8680g17959g3534g11796g990g16825g1038g9077g17730g3698g2399g8785g8845g7438g11352g8680g17959g17839g15904g1114CFDg20056g8991g2010g7524g712g5194g4557g8504g8466g8680g17959g5224g11004AVLg8680g17959g16792g1227g7053g8873g17839g15904g1114g5627g14033g16792g1227g452 g1863g19202g16801g726CFDg451g8785g8845g7438g451g9390g8981g8616g451g3698g2399 g1039g16213g17731g1226g726AVL_FIREg451HYPERMESH 1引言 g2469g2172g7438g11352g8680g17959g5627g14033g11464g6521g5445g2721g2469g2172g7438g11352g10135g9915g10378g1929g712g1927g4462g11540g2469g2172g7438g11352g5627g14033g2656g6502g6930g8712g5191g452g8785g8845g7438g8680g17959g3324g17839g8680g17819g12255g1025g5430g6116g11352g13580g1881g9390g8981g2499g7509g3835g1431g17839g10135g7021g2656g12366g8680g11352g9163g2524g712g2164g5567g9791g9988g11352g1268g6785g10135g9915g17907g5242g712g6925g2904g2469g2172g7438g11352g5627g14033g452g3252g8504g17902g17819g16809g20576g2656CFDg6228g7427g1260g2282g17839g8680g17959g2656g10135g9915g4472g13479g7512g1209g1147g10995g17751g5390g11352g9390g8981g712g5062g13475g6116g1038g5415g2081g7389g6940g13464g13467g3247g8680g19388g8785g8845g7438g10135g9915g17819g12255g11352g1863g19202g6228g7427g1055g980g452g1038g1114g14731g5483g980g1022g10714g5831g11352g17839g8680g17959g712g19668g16213g3324g9390g8981g5390g5242g994g17839g8680g19471g2159g1055g19400g17839g15904g6252g1025g3800g10714g452g7424g7003g20330g1820g4557g980g8466g14270g9994g2572g8680g2469g2172g7438g11352g8680g17959g17839g15904g1114CFDg2010g7524g712g8181g6323g1552g2656g16809g20576g1552g2575g2524g5468g3921g452g9994g2530g4557g3324g8504g8680g17959g3534g11796g990g1474g6925g1038g9077g17730g3698g2399g2469g2172g7438g11352g8680g17959g17839g15904g1114CFDg20056g8991g2010g7524g712g5194g11004AVLg11352g8680g17959g16792g1227g7053g8873g4557g8680g17959g17839g15904g1114g5627g14033g16792g1227g452 2气道评价方法 AVL g8680g17959g16792g1227g7053g8873g17902g5132g7171g4557g8785g8845g7438g8680g17959g3324g12295g5589g10378g1929g991g11352g8981g18339g13007g6980g2656g9390g8981g8616g17839g15904g16792g1227g712g1457g6357g17839g8680g17959g17839g1998g2487g3324g4462g2399g5058g5785g1929g991g712g17902g17819g16855g14422g8680g19388g2331g12255g2530g5483g2052g8611g1022g10378g5589g991g11352g8981g18339g13007g6980g2656g9390g8981g8616g712g9994g2530g16757g12651g5483g2052g5191g3355g8981g18339g13007g6980g2656g5191g3355g9390g8981g8616g452g12295g8981g16809g20576g3324g2469g2172g7438g11752g12362g1025g980g11464g2469g6393g11540g18337g16213g1328g11004g712g7171g11458g2081g16786g16757g2656g6925g17839g17839g8680g17959g11352g980g1022g12628g2345g4466g11004g11352g7053g8873g452g11752g12362g15932g7138g1973g3324g12295g8981g16809g20576g16025g13634g990g14731g5483g17751g3921g5627g14033g11352g8680g17959g712g1866g1075g14033g1363g2469g2172g7438g14731g5483g17751g3921g11352g5627g14033g452 g21g17g20g8981g18339g13007g6980g3g8981g18339g13007g6980g15932g5461g1114g8680g17959g11352g8981g17902g14033g2159g712AVLg8981g18339g13007g6980g4462g1053g3926g991g726 theoactual mm••= /µσ (1) g5347g1025 actualm•g1038g17902g17819g8680g17959g11352g4466g19481g12366g8680g17148g18339g8981g18339g712kg/sg727 theom•g1038g3324 p∆ g2399g5058g991g10714g16782g990g7092g6451g3845g17902g17819g8680g17959g14270g11013g6523g2058g6142g19766 vA g11352g12366g8680g17148g18339g8981g18339g712kg/sg452 g10714g16782g17148g18339 theom•g4462g1053g3926g991g726 mvtheo pAm ρρ /2 ∆⋅⋅⋅=•(2) g1866g1025g712κρρ/1000  ∆−⋅=ppp (3) 2008 AVLg1820g17839g8181g6323g6228g7427g1025g3281g11004g6155g3835g1262g16782g7003 2 2/)( 0 ρρρ +=m (4) (2)~(4)g5347g1025g712 vA = 4/2 pi⋅vd g1038g8680g19388g5243g19766g12227g727 vd g1038g8680g19388g5243g11464g5464g727 mρ g1038g5191g3355g4506g5242g727ρg1038g8680g13580g1881g8680g1319g4506g5242g727 0ρ g1038g10627g3671g12366g8680g4506g5242g727 0p g1038g10627g3671g3835g8680g2399g2159g727 p∆ g1038g2399g2159g19489g452 g21g17g21g9390g8981g8616g3g3 g9390g8981g8616g3324g17329g12175g8680g13580g20042g18108g19g17g24g1505g13580g5464g3800g11352g6142g19766g17902g17819g16809g20576g8991g16809g6122g38g41g39g16757g12651g5483g2052g452g9390g8981g7171g3324g2469g2172g7438g17839g8680g17819g12255g1025g5430g6116g11352g980g12193g4451g16278g3835g4622g5242g9077g7071g712g9390g8981g11352g7071g17728g17736g994g8680g13580g17736g13459g11468g3414g11464g712g9390g8981g86。