地点车速及区间车速及密度

地点车速测量及分析木莲路香樟路段原始数据采集：30.228.87.928.524.786.2825.447.0324.3622.3114.2119.985.39.9416.29.615.8624.6113.5225.8121.0314.486.6416.289.665.566.5922.137.3513.1821.3514.2111.2314.2921.158.427.1932.1811.4712.118.3311.8136.9725.1410.915.7818.8835.248.3820.1615.319.3817.6334.378.2121.1123.0413.7530.819.0212.9512.2817.3721.810.886.457.056.411.9224.4610.2712.6310.678.515.8912.88.2922.3826.9915.0117.7314.619.875.46.1610.3119.8619.4710.248.47.0345.827.4818.096.8434.3816.4616.414.0310.488.0415.085.7729.489.566.7830.5628.5222.558.485.1719.635.38.4315.2327.2713.0225.2819.158.235.9927.589.629.718.1525.9216.1816.6810.0610.589.4712.19.4922.949.7321.7531.5729.8213.439.57.0930.5528.733.455.1822.256.285.9310.715.922.829.75车速分组频数速度分组510152025303540455050观测频数05331231914102010频率分布接收频率累积 %500.00%105334.64%153154.90%202369.93%251982.35%301491.50%351098.04%40299.35%45099.35%501100.00%其他0100.00%频率分布直方图及累计频率曲线拟合优度检验速度分组组中值观测频数f变换后组中值yy*fy2*f参数数值5-107.553-4-212848y-2.3006510-1512.531-3-93279sy1.73802115-2017.523-2-4692v15.9967320-2522.519-1-1919s8.69010725-3027.51400030-3532.5101101035-4037.5224840-4542.5030045-5047.514416153-3521272数组上限v(m/s)v-u标准化（v-u）/正态曲线面积各组概率P理论频数F=n*P观测频数f2统计量2=(F-f)2/F10-5.99673-0.690060.2450770.24507737.49677536.40989315-0.99673-0.11470.4543430.20926632.01764310.032344204.0032680.460670.6774820.2231434.14036233.63522259.0032681.0360360.8499070.17242526.38107192.0651233014.003271.6114030.9464540.09654714.77164140.0403093519.003272.186770.985620.0391665.992439102.6801354024.003272.7621370.9971290.0115081.7607924529.003273.3375040.9995770.0024490.37462700.2968725034.003273.9128710.9999540.0003770.05769210.999954152.99315315.1599分析及结论自由度10-2-1=7查表得置信水平=0.01时=18.47515.1599符合正态分布结论：韶山南路，木莲路口香樟路口区段地点车速平均值为15.996.香樟路口木莲路口原始数据采集8.7610.4920.4235.3830.227.259.2827.1834.3729.6915.417.1328.427.3911.619.749.619.456.7229.2130.0228.846.736.7127.3612.5938.9423.9829.1718.6336.4932.7243.799.119.8547.815.869.3219.0516.0225.711.7639.0638.115.6421.039.5829.0228.0635.8810.6918.2825.5810.7811.3920.5313.1324.2921.3922.1413.9839.3211.717.818.510.9911.569.619.6714.5629.5625.236.169.356.3724.9517.237.8513.3924.3847.6229.8622.6119.2523.7222.412.3820.2434.6325.6431.1320.1326.4719.5737.9215.951125.4416.3412.9810.9112.4132.685.2615.222.6740.823434.5637.3642.3939.4610.336.736.5625.4535.5730.0121.9736.4820.1725.4446.576.0210.4122.7631.3529.3630.829.0625.4514.97.2235.2710.4340.639.0835.4728.1222.767.846.4721.619.4318.0622.679.1917.6620.4328.059.967.7414.019.5514.6926.165033.7715.648.9511.6933.9611.7222.5610.3227.598.5130.247.4340.0335.0423.1747.4849.1425.849.2711.2617.3834.731.4924.9831.6410.3514.0632.2617.667.0220.9724.611.548.0814.45频率分布速度分组5101520253035404550观测频数04133182727191756接收频率累积 %500.00%104121.24%153338.34%201847.67%252761.66%302775.65%351985.49%401794.30%45596.89%506100.00%其他0100.00%频率分布直方图和累计频率分布图 拟合优度检验速度分组组中值观测频数f变换后组中值yy*fy2*f参数数值5-107.541-4-164656y-1.2124410-1512.533-3-99297sy2.27203115-2017.518-2-3672v21.4378220-2522.527-1-2727s11.3601625-3027.52700030-3532.5191191935-4037.5172346840-4542.553154545-5047.5642496193-2341280数组上限v(m/s)v-u标准化（v-u）/正态曲线面积各组概率P理论频数F=n*P观测频数f2统计量2=(F-f)2/F10-11.4378-1.006840.1570070.15700730.30227413.77666315-6.43782-0.56670.2854580.12845224.79118332.71809120-1.43782-0.126570.4496410.16418331.68735185.91225253.5621760.3135680.6230750.17343433.47272271.25165308.5621760.7537020.7744860.15141129.22228270.1689993513.562181.1938370.8837290.10924321.08393190.2059754018.562181.6339720.9488680.06513812.57172171.559824523.562182.0741070.9809650.0320986.1948550.230465028.562182.5142420.9940360.013072.5225664.7937750.994036191.848919315.82391分析及结论自由度10-2-1=7查表得置信水平=0.01时=18.47515.82391则车速服从正态分布香樟路口木莲路口第二次测试原始数据采集32.2210.8416.0230.0436.7124.0912.99.6510.057.2731.619.7625.4243.7224.8816.0727.827.6128.4735.578.0517.8234.29.6727.4737.448.259.5737.8511.8921.7937.5125.3518.8713.1924.6614.0831.6328.2710.6621.7412.7135.3712.429.4439.689.3912.2437.7937.0910.3112.9528.1625.3613.4235.1411.1416.567.2311.4141.34车速频率分组速度分组5101520253035404550观测频数091565951020接收频率累积 %500.00%10914.75%151539.34%20649.18%25557.38%30972.13%35580.33%401096.72%452100.00%500100.00%其他0100.00%频率分布直方图及累计频率曲线拟合优度检验速度分组组中值观测频数f变换后组中值yy*fy2*f参数数值5-107.59-4-36144y-1.0983610-1512.515-3-45135sy2.2080715-2017.56-2-1224v22.008220-2522.55-1-55s11.0403525-3027.5900030-3532.5515535-4037.5102204040-4542.52361845-5047.5040061-67371数组上限v(m/s)v-u标准化（v-u）/正态曲线面积各组概率P理论频数F=n*P观测频数f2统计量2=(F-f)2/F10-12.0082-1.087660.1383720.1383728.44066690.03706515-7.0082-0.634780.2627860.1244147.589269157.23639420-2.0082-0.18190.4278320.16504610.0678261.643572252.9918030.2709880.60680.17896810.9170453.207035307.9918030.7238720.7654280.1586289.67631190.047273512.99181.1767570.8803540.1149267.01046950.5765644017.99181.6296410.9484110.0680584.151515104522.99182.0825250.9813530.0329412.00942824.9015635027.99182.535410.9943840.0130310.79491900.99438460.657446117.64946分析及结论自由度10-2-1=7查表得置信水平=0.01时=18.47517.64946则车速服从正态分布结论：香樟路口木莲路口8:10-8:20地点车速平均值22.02km/h。香樟路南二环原始数据37.8137.2412.4125.3510.3823.9834.7832.9712.3931.8534.5532.8626.5615.098.6810.4811.7710.3132.6221.4833.9613.1616.6534.0630.498.5211.2930.2326.431.369.4323.3732.258.0211.511.0428.9121.7212.1630.975.2833.667.5426.689.5318.7731.832.9326.9823.0633.5429.9211.979.8226.3532.6227.647.4431.3333.3545.2230.4413.7433.9134.3226.1317.0331.239.4310.7426.4916.4840.334.6422.0429.4712.3827.2810.1215.5414.5921.0924.5210.710.5846.9629.1733.8112.0934.5524.8731.739.5413.4442.6540.99.538.727.9223.2728.885.4838.8813.940.7742.026.832.6326.3437.1326.2443.313.9917.3831.6727.029.9727.3829.3138.9618.468.2623.9238.1432.7311.2831.9828.0843.6714.1413.626.7130.412.675.1522.5630.6330.527.8612.7420.3537.3211.310.9732.7936.8511.6813.1411.5232.039.937.3612.7320.6436.4834.269.310.0732.616.799.7616.2726.1422.648.3631.0231.3821.2432.9727.796.226.134.1311.0436.597.0428.0634.2228.0112.7941.0328.7424.6811.0530.7842.310.169.3125.4748.6629.836.8513.2730.8234.6819.4229.0818.7230.3128.688.535.3310.8836.7719.4233.5910.0524.630.3333.2514.6314.6137.5413.6610.5130.0239.2221.1510.797.8238.6732.1542.0432.6610.236.829.5416.3527.2810.3533.5241.0521.5511.8626.3627.6146.1311.2131.6929.4539.1921.417.7234.6920.7514.213.4931.5244.8731.7319.3813.4228.3932.7411.7812.9412.0548.534.4221.5438.4524.4128.6935.9210.427.6527.210.0310.5410.9425.6731.5611.522.738.1131.7527.9328.4420.6524.1831.3611.4411.7713.1333.4949.9329.538.2325.6632.5614.3732.5411.2927.5913.3331.314.6524.8332.543.7218.2430.0120.7739.8731.7543.2241.568.3812.2218.4712.1233.7314.9536.1914.3434.4521.5449.9528.696.9436.5710.812.8728.3433.626.9314.536.129.0628.1834.1737.865.723340.3437.716.42818.211.4113.0535.2844.6610.0242.4231.0814.537.111.4411.9710.1827.4224.9933.5611.4310.9722.418.768.4320.4537.638.4312.136.5712.0328.1137.161523.1236.913.367.7922.4818.635.0331.299.8811.9636.4426.8429.210.2823.9832.8138.1232.786.3237.3826.5627.119.8622.2530.7212.569.159.6627.9928.0913.1345.0913.4737.9510.6325.3512.2324.537.0241.9811.8539.6836.479.8625.3513.5239.7637.6714.7246.4810.9633.2830.8725.3513.5236.1428.5416.178.6844.8428.1237.3725.3512.9436.0527.5237.7212.4345.8722.535.7313.2627.9827.9613.5111.2712.3510.9933.333.5114.6846.4615.6810.3413.52频率分布接收频率累积 %500.00%105211.18%1511135.05%202039.35%254047.96%307263.44%359082.80%404893.12%452197.63%5011100.00%其他0100.00%频率分布直方图及累计频率曲线拟合优度检验速度分组组中值观测频数f变换后组中值yy*fy2*f参数数值5-107.552-4-208832y-0.7053810-1512.5111-3-333999sy2.25600115-2017.520-2-4080v23.9731220-2522.540-1-4040s11.2800125-3027.57200030-3532.5901909035-4037.54829619240-4542.52136318945-5047.511444176465-3282598数组上限v(m/s)v-u标准化（v-u）/正态曲线面积各组概率P理论频数F=n*P观测频数f2统计量2=(F-f)2/F10-13.9731-1.238750.1077190.10771950.08927520.07288815-8.97312-0.795490.2131650.10544649.0322711178.3157520-3.97312-0.352230.3623340.1491769.363842035.13053251.0268820.0910360.5362680.17393480.879164020.66176306.0268820.5342980.7034320.16716477.73144720.4226023511.026880.977560.8358540.13242261.576129013.120624016.026881.4208220.9223160.08646240.20472481.5114234521.026881.8640840.9688450.04652921.63613210.0187035026.026882.3073470.9894820.0206379.596287110.205331500.989482460.1092465149.2543分析及结论自由度检验发现不符合正态分布，主要原因是速度在1020km/h区段理论频数和观测频数差距大。南二环香樟路原始数据采集47.1939.116.99.1926.4610.6724.847.6719.965.27.5127.896.4728.89.1633.1822.3511.8710.8411.6916.8312.3622.256.459.36.8514.2326.9928.178.88.427.4140.8817.2910.298.3813.0425.5230.6212.543.1427.2923.7222.9318.3511.176.497.0315.4351.7638.2230.6825.975.847.2230.6613.6527.421.6826.124.2922.797.0115.886.5821.1128.6212.2126.0646.7117.0334.255.4627.6727.715.467.3615.5523.2217.311.555.335.15.6714.520.2223.9532.7323.2742.836.639.2714.5411.8238.5539.1735.826.097.2311.7720.4819.0212.1615.57.9711.7130.139.769.6319.7121.8914.415.7625.3740.4828.515.7221.149.4518.4421.3324.2149.4125.1820.5813.6623.835.6535.395.5210.8816.2455.7123.8110.825.6613.7218.6138.337.39.6843.9448.6943.9615.0813.7231.657.415.3227.5343.155.2433.769.7413.7218.116.046.387.0830.319.5312.7817.7836.876.519.686.4211.3237.0527.1431.27.749.7326.168.5418.3519.5910.626.95.611.9719.8210.986.288.8831.66.598.6413.798.2936.0821.777.148.210.0521.3435.2321.9542.1313.4812.2916.6213.4941.4635.169.127.4231.66频率分布接收频率累积 %500.00%106428.19%153744.49%202957.27%252769.16%302680.62%351486.78%401392.51%45996.48%50699.12%55199.56%频率分布直方图和累计频率分布图拟合优度检验速度分组组中值观测频数f变换后组中值yy*fy2*f参数数值5-107.564-4-2561024y-1.6044410-1512.537-3-111333sy2.27429715-2017.529-2-58116v19.4777820-2522.527-1-2727s11.3714825-3027.52600030-3532.5141141435-4037.5132265240-4542.593278145-5047.5642496225-3611743数组上限v(m/s)v-u标准化（v-u）/正态曲线面积各组概率P理论频数F=n*P观测频数f2统计量2=(F-f)2/F10-9.47778-0.833470.202290.2022945.51528647.50703315-4.47778-0.393770.3468740.14458432.53148370.613797200.5222220.0459240.5183150.1714438.57401292.376254255.5222220.485620.6863820.16806737.81513273.0931293010.522220.9253170.8225990.13621830.64896260.7051743515.522221.3650130.9138760.09127620.53713142.080824020.522221.8047090.964440.05056411.37699130.2315354525.522222.2444060.9875970.0231575.21030992.7564125030.522222.6841020.9963640.0087671.97255468.2230040.996364224.181822519.36415分析及结论由度=11-2-1=8查2分布表可知当=0.01时=20.09019.36415则车速服从正态分布，韶山南路南二环香樟路口区段9:00-9:20地点车速平均值为19.48km/h木莲路香樟路原始数据采集30.228.716.410.9114.296.4513.0219.9824.3628.528.2125.1412.816.186.6425.8125.2810.8834.3710.3131.5711.2321.3516.685.8921.834.386.2836.9718.3329.826.168.516.787.0917.6315.35.936.845.427.2722.817.3712.958.49.5618.0925.9227.5810.676.2810.4815.2329.4821.7512.19.875.868.488.158.4322.2530.557.4822.138.239.739.7112.637.035.7732.1810.585.1822.9414.6113.525.335.247.9214.2133.4545.8213.189.6213.759.9414.4822.3115.0812.19.496.49.669.521.0319.6320.1626.9922.3821.155.914.2110.2719.0210.2419.4723.0429.7511.8124.7824.4614.0317.737.059.4719.389.6115.0122.557.038.2928.812.286.597.3519.158.0419.865.325.447.1911.4710.065.1716.4616.2824.6118.888.3813.435.9930.5630.810.718.511.92频率分布接收频率累积 %500.00%105334.64%153154.90%202369.93%251982.35%301491.50%351098.04%40299.35%45099.35%501100.00%其他0100.00%频率分布直方图和累计频率分布图拟合优度检验速度分组组中值观测频数f变换后组中值yy*fy2*f参数数值5-107.553-4-212848y-2.3006510-1512.531-3-93279sy1.73802115-2017.523-2-4692v15.9967320-2522.519-1-1919s8.69010725-3027.51400030-3532.5101101035-4037.5224840-4542.5030045-5047.514416153-3521272数组上限v(m/s)v-u标准化（v-u）/正态曲线面积各组概率P理论频数F=n*P观测频数f2统计量2=(F-f)2/F10-5.99673-0.690060.2450770.24507737.49677536.40989315-0.99673-0.11470.4543430.20926632.01764310.032344204.0032680.460670.6774820.2231434.14036233.63522259.0032681.0360360.8499070.17242526.38107192.0651233014.003271.6114030.9464540.09654714.77164140.0403093519.003272.186770.985620.0391665.992439102.6801354024.003272.7621370.9971290.0115081.7607924529.003273.3375040.9995770.0024490.37462700.2968725034.003273.9128710.9999540.0003770.05769210.999954152.99315315.1599分析及结论自由度10-2-