4座微型客货两用车设计（总体设计）【含CAD图纸】

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4座微型客货两用车设计总体设计含CAD图纸.zip

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关键词：: 含CAD图纸微型客货两用车设计总体 CAD 图纸

资源描述：: 4座微型客货两用车设计（总体设计）【含CAD图纸】,含CAD图纸,微型,客货两用车,设计,总体,CAD,图纸

内容简介：: 汽车总体设计相关参数的设计计算肖飞平初选参数几何参数外廓尺寸货箱尺寸长3860长1400宽 1400宽1375高1815高430轴距2500前悬480 前轮距1280后悬880后轮距1290车头长 2460质量参数整备质量880载人数4 质量260载质量500最大装载质量 760总质量1640性能参数最小转弯半径= 9.5最高车速95最大爬坡度30% 爬坡角度16.69924452轮胎参数型号155R12LT 负荷指数77%许用轮辋4.00b/5.00b外直径553负荷静半径249最大断面宽度163负荷能力412发动机参数型号(汽油机) JL465Q1最大转矩72最大功率32.5最高转速 5500Tmax对应转速 4500排量0.97校核Pmax22.5182934Tmax52.56220038传动效率t89.37600%计算参数主减速比i06.14192526修正后i05.571 变速器参数ig41档位数4ig13.61355399档位分配比q1.534539891ig22.35481268ig31.534539891修正后ig13.504修正后ig22.483修正后ig31.56修正后ig41发动机与动力性转速转矩M n/m 功率p kw 油耗g/kwh2500406 143.382353280046914231005312140.534005916139.23700651913840006922.5137.543007125137.246007227 137.00980449006728137.652005929141.555004829 149.117647各档车速转速1档2档3档4档250012.9395418 18.26023 29.064201545.34015437280014.4922868 20.45146 32.551905750.7809729310016.0450318 22.64269 36.039609956.22179142340017.5977768 24.83391 39.527314161.66260994370019.1505218 27.02514 43.015018267.10342847400020.7032668 29.21637 46.502722472.54424699430022.256011831.4076 49.990426677.98506552460023.8087569 33.59883 53.478130883.42588404490025.3615019 35.7900556.96583588.86670257520026.9142469 37.98128 60.453539294.30752109550028.4669919 40.17251 63.941243399.74833962各档驱动力Ft转速1档2档3档4档25002604.01431 1845.253 1159.32144743.154770128002994.61646 2122.041 1333.21966854.627985731003450.31897 2444.961 1536.10091984.680070434003840.92111 2721.749 1709.999131096.15328637004231.52326 2998.537 1883.897341207.62650140004491.92469 3183.062 1999.829491281.94197943004622.12541 3275.325 2057.795561319.09971746004687.22577 3321.456 2086.778591337.67858649004361.72398 3090.799 1941.863411244.7842452003840.92111 2721.749 1709.999131096.15328655003124.81718 2214.304 1391.18573891.7857242各档车速 25002800310034003700400043004600490052005500020406080100120发动机转速 n 转/min车速 Ua m/s1档2档3档4档驱动力-阻力平衡图120100806040200010002000300040005000车速Ua km/hFt N1档2档3档4档1档阻力2档阻力3档阻力4档阻力外特性25002800310034003700400043004600490052005500020406080100120140160转速转矩T功率p比油耗附着条件计算附着力F23625.84Ftmax4687.22577空气阻力Fw转速1档2档3档4档25009.9277173719.7708 50.0873901121.8926727280012.4533287 24.80049 62.8296222152.9021686310015.2648582 30.39958 77.0143711187.4221735340018.362306 36.56806 92.6416368225.4526873370021.7456721 43.30595 109.711419266.9937102400025.4149565 50.61324 128.223719312.045242430029.3701591 58.48992 148.178535360.6072828460033.6112799 66.93601 169.575868412.6798325490038.138319 75.95149 192.415718468.2628913520042.9512764 85.53637 216.698085527.356459550048.050152 95.69065 242.422968589.9605357滚动阻力Ff1档2档3档转速滚阻系数f 滚动阻力Ff滚阻系数f滚动阻力Ff滚阻系数f25000.01279395 205.6244 0.01332602214.1758438 0.0144064228000.01294923208.12 0.01354515217.697585 0.0147551931000.0131045 210.6156 0.01376427221.2193263 0.0151039634000.01325978 213.1111 0.01398339224.7410675 0.0154527337000.01341505 215.6067 0.01420251228.26280880.015801540000.01357033 218.1023 0.01442164231.78455 0.0161502743000.0137256 220.5979 0.01464076235.3062913 0.0164990446000.01388088 223.0934 0.01485988238.8280326 0.0168478149000.01403615225.589 0.01507901242.3497738 0.0171965852000.01419142 228.0846 0.01529813245.8715151 0.0175453555000.0143467 230.5801 0.01551725249.3932563 0.01789412动力因数的计算转速1档2档3档4档25000.16140409 0.113582 0.069016550.03865493428000.185550220.13049 0.079043680.043661387 31000.2137291 0.150234 0.090784380.04960539434000.23783965 0.1670720.1006320.05417537000.2619324 0.183874 0.110389870.05852618240000.27790628 0.194901 0.116451330.060346985 43000.28576128 0.200151 0.118816390.05963740946000.28954794 0.202496 0.119288370.057553432空气阻力Fw1201008060402000100200300400500600700车速 Ua km/hFw1档2档3档4档因数 D012010080604020000.050.10.150.20.250.30.35车速 UaD01档2档3档4档49000.26901354 0.187584 0.108850650.04831516652000.23630972 0.164025 0.092913210.03539054455000.191436470.13182 0.071476030.018779566D0max0.28954794 0.202496 0.119288370.060346985最大爬坡度a 1档1档2档3档4档D0max0.28954794 0.202496 0.119288370.060346985f0.013880880.01486 0.016499040.018754425max ( )16.03396 10.83032 5.904857932.384697204加速度计算回转质量换算系数档位1档2档3档4档1.52112064 1.2766121.1273441.03 加速度转速1档2档3档4档 25000.95743844 0.769619 0.474725820.21522815628001.11200234 0.897738 0.558859760.25768567231001.292547751.04762 0.657889780.309063634001.44688242 1.175195 0.740463270.347364737001.60110249 1.302499 0.822256530.38358759240001.70301571 1.385463 0.871916970.39573503643001.75262208 1.424086 0.889444580.38380703146001.77601773 1.440404 0.890515660.35880219849001.64272207 1.324246 0.796748710.26572743652001.43102345 1.141714 0.655172640.13757860555001.14092187 0.892807 0.46578744-0.025644295转速1档 1/j2档 1/j1档 2/j1档 2/j25001.04445358 1.299345 2.106479054.64623224928000.89927868 1.113911 1.789357663.88069694231000.77366581 0.954545 1.520011453.23557998634000.69114116 0.850922 1.350505882.87881871437000.62456964 0.767755 1.216165472.60696649240000.58719364 0.7217811.14689822.52694330643000.57057366 0.702205 1.124297152.60547597946000.563057440.69425 1.122944882.78705093149000.6087457 0.755147 1.255100873.7632546252000.69880057 0.875876 1.526315267.26857204355000.87648421 1.120062 2.14690201-38.99502812加速时间图解法T47.2加速度曲线120100806040200-0.500.511.52车速 Ua km/h加速度 a1档2档3档4档1009080706050403020100012345678ua1/a1档2档3档4档因数 D012010080604020000.050.10.150.20.250.30.35车速 UaD01档2档3档4档加速阻力转速1档 Fj N2档 Fj N 1档 Fj N1档 Fj N25002404.16416 2020.236 1785.856451695.81496128002792.27997 2346.373 2074.155871969.57854731003245.63632 2727.331 2410.917142289.36057134003633.17653 3052.984 2698.788992562.71815137004020.42895 3378.395 2986.447072835.87272940004276.3369 3593.436 3176.540113016.38142443004400.90039 3698.108 3269.068113104.24423546004459.64774 3747.4743312.70673145.68260449004124.93729 3466.214 3064.077752909.5893352003593.35404 3019.521 2669.208132534.62873355002864.89799 2407.394 2128.097852020.800813最高车速转速Fw+Ff 1档 Fw+Ff 2档Fw+Ff 3档Fw+Ff 4档Ft2500215.552149 233.9466 281.627375379.5913688743.154772800220.573332 242.4981 299.975045419.3453482 854.6279863100225.880433 251.6189 319.765232462.6098366984.680073400231.473453 261.3091 340.997936509.384834 1096.153293700237.352391 271.5688 363.673157559.67034041207.62654000243.517247 282.3978 387.790894613.4663558 1281.941984300249.968021 293.7962 413.351149670.7728801 1319.099724600256.704714 305.764440.35392731.5899134 1337.678594900263.727325 318.3013 468.799208795.9174556 1244.784245200271.035854 331.4079 498.687013863.7555069 1096.153295500278.630301 345.0839 530.017335935.1040671 891.785724最高车速时的功率Vmax km/h96.5Ft N870P kw23.32083331009080706050403020100012345678ua1/a1档2档3档4档标准标准人m (kg)65最高转速时 =P/N1.05汽油1.0-1.1柴油机近于1总重量 N16072滚动阻力系数f0.011f一般沥青混凝土0.018-0.024-6档变速器t95%单级主减速器t96%传动轴和万向节t 98%空气阻力系数CD0.6乘用车0.3-0.35货车0.8-1客车0.6-0.7迎风面积 m22.1附着系数0.5一般值0.5-0.6系数10.04一般0.04-0.06系数20.03一般0.03-0.05滚动阻力系数fr0.014乘用车0.0165货车0.014矿用自卸0.03转矩适应性系数 1.1一般1.1-1.3断面馆宽度157滚动半径268充气压240各档车速 25002800310034003700400043004600490052005500020406080100120发动机转速 n 转/min车速 Ua m/s1档2档3档4档驱动力-阻力平衡图120100806040200010002000300040005000车速Ua km/hFt N1档2档3档4档1档阻力2档阻力3档阻力4档阻力外特性25002800310034003700400043004600490052005500020406080100120140160转速转矩T功率p比油耗4档滚动阻力Ff滚阻系数f滚动阻力Ff231.5399850.016034015 257.6987237.1454230.016578097 266.44

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