XX市排水管网工程设计与应用毕业论文

附表1街区面积及污水量表设计规模79064.50m3/d设计流量47464.00m3/d占地面积51.94km2生活0.11l/s.ha管段编号街区面积本段流量本段转输编号(ha)Q平均流量总变化系数污水流量集中本段流量转输设计流量1－2151.9716.070.0016.071.8028.93289.350.00318.282－3161.1017.0416.0733.111.6755.290.00289.35344.6415-1829.903.1633.1136.271.8265.970.000.0065.9716-1717.431.840.001.842.304.240.000.004.2417-1814.961.581.843.432.368.080.000.008.0818-200.000.0016.2716.271.9932.300.000.0032.3019-2055.565.880.005.882.2213.060.000.0013.0620-21103.7310.9722.1533.121.8460.840.000.0060.8421-2232.763.4633.1236.581.8266.480.000.0066.4822-326.512.8036.5839.391.8070.990.000.0070.9928-2928.343.000.003.002.306.890.000.006.8929-3043.044.553.007.552.1616.320.000.0016.3232-3348.105.090.005.092.2611.490.000.0011.5033-3057.916.125.0911.212.0723.210.000.0023.2130-2722.172.3418.7621.111.9340.750.000.0040.7527-2638.814.1021.1125.211.8947.730.000.0047.7326-2580.928.5625.2133.771.8361.910.000.0061.9125-355.585.8833.7739.651.8071.410.000.0071.41续表1管段街区面积本段流量本段转输平均流量总变化系数污水流量集中本段流量转输设计流量编号(ha)Q3-40.000.00112.14112.141.61180.160.00289.35469.5134-445.464.810.004.812.3011.060.000.0011.064-50.000.00116.95116.951.57183.620.00289.35472.9736-3910.701.130.001.132.302.600.000.002.6037-3821.902.320.002.322.305.330.000.005.3338-396.080.642.322.962.306.800.000.006.8039-4218.581.974.096.062.2113.420.000.0013.4240-428.460.890.000.892.302.060.000.002.0642-440.000.006.956.952.1815.170.000.0015.1743-446.510.690.000.692.301.590.000.001.5944-539.864.227.6411.862.0624.440.000.0024.4454-53112.8211.930.0011.932.0624.580.000.0024.5856-5383.008.780.008.782.1318.660.000.0018.6653-4528.883.0520.7123.771.9145.290.000.0045.2945-5170.817.4923.7731.261.8557.790.000.0057.7949-5167.467.140.007.142.1815.520.000.0015.5251-480.000.0038.3938.391.8169.390.000.0069.3946-4870.807.490.007.492.1616.200.000.0016.2048-519.302.0445.8847.921.7684.530.000.0084.535-60.000.00176.73176.731.53270.070.00289.35559.4247-636.913.900.003.902.308.980.000.008.986-70.000.00180.64180.641.52275.370.00289.35564.7257-5812.711.340.001.342.303.090.000.003.0959-6215.191.610.001.612.303.700.000.003.70续表1管段街区面积本段流量本段转输平均流量总变化系数污水流量集中本段流量转输设计流量编号(ha)Q61-623.670.390.000.392.300.890.000.000.8962-580.000.001.991.992.304.590.000.004.5958-666.130.653.343.992.309.170.000.009.1763-6614.271.510.001.512.303.470.000.003.4766-690.000.005.505.502.2412.300.000.0012.3067-6926.822.840.002.842.306.520.000.006.5269-720.000.008.338.332.1417.820.000.0017.8270-7211.751.240.001.242.302.860.000.002.8672-740.000.009.589.582.1120.170.000.0020.1774-727.882.959.5812.532.0425.620.000.0025.6291-8635.383.740.003.742.308.610.000.008.6189-9017.651.870.001.872.304.290.000.004.2987-9022.422.370.002.372.305.450.000.005.4590-8626.782.834.247.072.1815.390.000.0015.3986-8120.362.1510.8112.972.0426.410.000.0026.4182-8180.098.470.008.472.1318.080.000.0018.0884-8159.746.320.006.322.2013.930.000.0013.9381-7956.876.0127.7633.771.8361.910.000.0061.9179-7540.664.3033.7738.071.8168.880.000.0068.8876-7543.934.650.004.652.2810.590.000.0010.5975-716.311.7342.7244.441.7879.050.000.0079.057-80.000.00237.61237.611.48351.460.00289.35640.8192-9433.393.530.003.532.308.120.000.008.1294-9636.183.833.537.362.1715.950.000.0015.95续表1管段街区面积本段流量本段转输平均流量总变化系数污水流量集中本段流量转输设计流量编号(ha)Q97-9629.893.160.003.162.307.270.000.007.2796-89.611.0210.5211.532.0623.800.000.0023.80122-11682.338.710.008.712.1318.530.000.0018.53117-120100.1510.590.0010.592.0822.060.000.0022.06119-12037.063.920.003.922.309.020.000.009.02120-11631.193.3014.5117.811.9735.030.000.0035.03116-11475.367.9726.5234.491.8363.080.000.0063.08112-114139.1714.720.0014.722.0129.570.000.0029.57114-11139.234.1549.2153.361.7493.020.000.0093.02111-11087.139.2253.3662.581.71107.190.000.00107.19108-11030.183.190.003.192.307.340.000.007.34110-1050.000.0065.7765.771.70112.050.000.00112.05106-10531.273.310.003.312.307.610.000.007.61105-1046.730.7169.0769.791.69118.120.000.00118.12102-10428.333.000.003.002.306.890.000.006.89104-1010.000.0072.7872.781.68122.620.000.00122.6299-10132.543.440.003.442.307.920.000.007.92101-80.000.0076.2276.221.68127.770.000.00127.778-90.000.00345.14345.141.42489.990.00289.35779.34124-12650.565.350.005.352.2512.010.000.0012.01126-13040.644.305.359.652.1020.300.000.0020.30128-13059.376.280.006.282.2113.850.000.0013.85130-932.383.4215.9319.351.9537.720.000.0037.72131-9105.4611.150.0011.152.0723.100.000.0023.10续表1管段街区面积本段流量本段转输平均流量总变化系数污水流量集中本段流量转输设计流量编号(ha)Q9-100.000.00375.65375.651.41528.350.00289.35817.70134-13666.447.030.007.032.1815.310.000.0015.31136-13737.553.977.0311.002.0722.820.000.0022.82138-13765.756.950.006.952.1815.170.000.0015.17137-1023.202.4517.9620.411.9439.550.000.0039.55153-15263.006.660.006.662.1914.600.000.0014.60152-15062.806.646.6613.302.0327.020.000.0027.02148-15072.687.690.007.692.1616.580.000.0016.58150-14662.976.6620.9927.651.8751.820.000.0051.82144-14683.228.800.008.802.1318.710.000.0018.71146-14267.677.1636.4543.611.7877.730.000.0077.73142-14194.5110.0043.6153.611.7493.400.000.0093.40141-14047.935.0753.6158.681.73101.230.000.00101.23140-1068.687.2658.6865.941.70112.310.000.00112.3110-110.000.00462.00462.001.37635.180.00289.35924.53155-15839.954.230.004.232.309.740.000.009.74156-158112.5211.900.0011.902.0624.470.000.0024.47158-16134.143.6116.1319.741.9438.390.000.0038.39159-16163.346.700.006.702.1914.670.000.0014.67161-1137.233.9426.4430.371.8556.340.000.0056.34177-17629.413.110.003.112.307.150.000.007.15174-17627.992.960.002.962.306.810.000.006.81176-17315.121.606.077.672.1616.550.000.0016.55171-17357.846.120.006.122.2113.530.000.0013.53续表1管段街区面积本段流量本段转输平均流量总变化系数污水流量集中本段流量转输设计流量编号(ha)Q173-16931.613.3413.7917.131.9833.840.000.0033.84167-16960.386.390.006.392.2014.060.000.0014.06169-163117.6112.4423.5235.961.8265.460.000.0065.46164-16365.596.940.006.942.1815.140.000.0015.14163-1117.751.8842.8944.771.7879.570.000.0079.5711-120.000.00537.15537.151.35726.350.00289.351015.70178-18071.457.560.007.562.1616.330.000.0016.33180-1269.397.347.5614.902.0129.890.000.0029.8912-130.000.00552.05552.051.35744.260.00289.351033.61189-19168.877.280.007.282.1715.810.000.0015.81191-18613.681.457.288.732.1318.570.000.0018.57187-18681.408.610.008.612.1318.340.000.0018.34186-18459.376.2817.3423.621.9145.030.000.0045.03184-18121.392.2623.6225.881.8948.860.000.0048.86182-18149.615.250.005.252.2511.810.000.0011.81181-130.000.0031.1331.131.8557.580.000.0057.5813-140.000.00583.18583.181.34781.490.00289.351070.84附表2污水管道水力计算表管段管长设计管径糙率充满地面高程坡度流速降落管底标高(m)埋深(m)水面标高编号(m)流量(mm)度起端终端（‰）(m/s)值(m)起端终端起端终端起端终端1--2844318.2828000.0140.7047.247.00.960.850.8144.5043.692.703.3145.144.22－31275344.6429000.0140.6547.046.80.740.790.9443.5942.653.414.1544.243.23--4729469.5111000.0140.7546.846.60.370.660.2742.4542.184.354.4243.343.04--5874472.9711000.0140.7546.646.30.380.670.3342.1841.844.424.4643.042.75--6700559.4211000.0140.7546.346.20.510.770.3641.8441.494.464.7142.742.36--7590564.7211000.0140.7520.780.3141.5041.194.706.5142.342.07--8837640.8112000.0140.7547.747.30.410.730.3441.0940.756.616.5542.041.78--91207779.3413000.0140.7547.346.70.390.760.4740.6540.186.656.5241.641.29--101502817.713000.0140.7546.747.30.430.790.6540.1839.536.527.7741.240.510--111387924.5314000.0140.7547.346.30.370.770.5139.4338.927.877.3840.540.011--1210711015.714000.0140.7546.345.50.440.840.4738.9238.457.387.0540.039.512--134771033.6114000.0140.7545.545.40.450.850.2138.4538.237.057.1739.539.313--142451070.8414000.0140.7545.445.20.490.890.1238.23939.339.222--356870.994000.0140.6547.046.82.400.831.3644.5043.102.503.7044.843.421--2241666.484000.0140.6548.347.02.100.780.8745.3744.502.932.5045.644.820--2136660.844000.0140.6500.700.6246.0045.403.202.9046.345.725--375071.414000.0140.6500.831.8044.9043.102.303.7045.243.426--2588661.914000.0140.6547.847.21.800.721.5946.4944.901.312.3046.845.227--2680647.734000.0140.5549.047.81.800.681.4548.0046.501.001.3048.246.730--2753740.754000.0140.5049.749.01.800.650.9749.0048.000.701.0049.248.244--556624.443000.0140.5046.846.33.000.701.7044.3042.602.503.7044.542.848--529984.494000.0140.6546.846.33.300.970.9943.5042.503.303.8043.842.851--4856369.353500.0140.6547.846.84.601.052.5946.1943.601.613.2046.443.845--5153657.793500.0140.6549.081.7247.90048.146.4续表2管段管长设计管径糙率充满地面高程坡度流速降落管底标高(m)埋深(m)水面标高编号(m)流量(mm)度起端终端（‰）(m/s)值(m)起端终端起端终端起端终端53--45143045.293500.0140.6551.649.02.000.692.8650.8047.900.801.1051.048.174--728025.623000.0140.5247.947.73.000.710.8442.8442.005.065.7043.042.272--7435920.173000.0140.4700.681.0843.8842.804.325.1044.042.969--723417.823000.0140.400.640.1044.0043.904.204.3044.144.075--747679.054500.0140.6547.947.71.600.730.7642.6041.905.305.8042.942.279--7553968.884500.0140.6548.330.6543.3042.605.005.3043.642.981--79122261.914500.0140.5548.748.31.600.701.9645.3043.303.405.0045.543.586--81104026.413000.0140.5549.348.73.000.723.1248.4045.300.903.4048.645.596--825523.83000.0140.5047.547.33.000.700.7742.5041.705.005.6042.741.994--9651915.953000.0140.4047.847.53.000.631.5644.1042.503.705.0044.242.6101--8199127.776000.0140.7047.447.30.720.610.1441.5041.405.905.9041.941.8104-10119122.625000.0140.6547.400.0441.7041.605.705.8042.041.9105-104404118.125000.0140.7047.647.41.600.800.6542.3541.705.255.7042.742.1110-105287112.055000.0140.7047.747.61.500.770.4342.8042.404.905.2043.242.8111-110628107.194500.0140.6500.991.8244.7042.903.404.8045.043.2114-11151293.024500.0140.6548.661.1345.8044.702.803.4046.145084000.0140.6548.948.61.900.741.7847.7045.901.202.7048.046.2130--950237.724000.0140.4046.946.73.300.801.6642.80043.041.3126-13051220.33500.0140.3500.671.6444.5042.902.704.0044.643554000.0140.4047.547.33.700.841.8642.3040.405.206.9042.540.6136-13765722.823500.0140.4047.847.52.500.641.6444.0042.403.805.1044.142.5140-10682112.315000.0140.7047.447.31.500.771.0241.3040.306.107.0041.740.7141-140324101.235000.0140.7047.590.3941.7041.305.806.1042.141.7142-14163493.45000.0140.7047.847.51.000.630.6342.3041.705.505.8042.742.1续表2管段管长设计管径糙率充满地面高程坡度流速降落管底标高(m)埋深(m)水面标高编号(m)流量(mm)度起端终端（‰）(m/s)值(m)起端终端起端终端起端终端146-14299577.735000.0140.5000.801.9944.3042.303.805.5044.642.6150-14687851.824000.0140.6548.648.11.300.611.1445.5044.403.103.7045.844.7152-15082627.023500.0140.4500.641.9047.5045.601.603.0047.745.8161-1161856.344500.0140.5046.646.31.800.711.1141.0039.905.606.4041.240.1158-16151838.393500.0140.5500.701.1942.3041.104.805.5042.541.3163-1180579.575000.0140.5046.521.6941.5039.805.006.5041.840.1169-16396665.464500.0140.6546.811.0642.7041.604.104.9043.041.9173-16983933.843500.0140.5000.702.1044.9042.802.304.0045.143553500.0140.3047.647.23.900.681.5546.5044.901.102.3046.645893500.0140.5045.645.52.000.631.3040.7039.404.906.1040.939.6178-18055516.333500.0140.3046.045.63.800.672.1142.8040.703.204.9042.940.8181-1356757.584500.0140.5545.745.41.400.650.7940.0039.205.706.2040.239.4184-18199448.864000.0140.6000.621.3941.5040.104.705.6041.740.3186-18486745.033500.0140.6546.746.21.900.671.6543.3041.603.404.6043.541.8191-18639418.573500.0140.3500.621.0644.4043.302.803.4044.543.4附表3雨水汇流面积表分区设计管段编号本段汇水面积（ha）转输汇水面积（ha）总汇水面积（ha）径流系数一区0--1139.330.00139.330.51--2174.73139.33314.060.52--30.00314.06314.060.53--450.58314.06364.640.54--542.85364.64407.490.55--654.63407.49462.120.5二区7--828.970.0028.970.58--9105.9828.97134.950.59--1056.68134.95191.630.510--1148.18191.63239.810.511--12150.15239.81389.960.512--13111.22389.96501.180.5三区14--1593.800.0093.800.515--1675.6393.80169.430.5四区17--1856.490.0056.490.518--1940.5156.4997.000.5续表3分区设计管段编号本段汇水面积（ha）转输汇水面积（ha）总汇水面积（ha）径流系数19--2022.5797.00119.570.520--2140.92119.57160.490.521--2258.22160.49218.710.522--2394.57218.71313.280.523--2439.31313.28352.590.5五区25--2625.580.0025.580.526--2713.6425.5839.220.527--2845.5139.2284.730.528--2917.3784.73102.100.529--3018.85102.10120.950.530--317.90120.95128.850.531--323.67128.85132.520.532--3311.44132.52143.960.5六区35--36128.300.00128.300.536--3726.17128.30154.470.537--3815.99154.47170.460.538--3942.64170.46213.100.5续表3分区设计管段编号本段汇水面积（ha）转输汇水面积（ha）总汇水面积（ha）径流系数39--4044.06213.10257.160.540--4111.74257.16268.900.5七区42--4328.600.0028.600.543--4414.6128.6043.210.544-4552.8943.2196.100.545--4617.8696.10113.960.546--4712.36113.96126.320.547--485.23126.32131.550.548--499.65131.55141.200.549--502.47141.20143.670.550--518.04143.67151.710.551--523.53151.71155.240.552--5313.24155.24168.480.553--545.97168.48174.450.5八区55--5628.330.0028.330.556--5726.0128.3354.340.557--5872.0354.34126.370.5续表3分区设计管段编号本段汇水面积（ha）转输汇水面积（ha）总汇水面积（ha）径流系数58--5962.60126.37188.970.559--6065.17188.97254.140.560--6146.54254.14300.680.561--6247.88300.68348.560.5九区63--6416.700.0016.700.564--6511.8216.7028.520.565--6612.0928.5240.610.566--6714.2640.6154.870.567--6811.6054.8766.470.568--6915.6966.4782.160.569--7011.8182.1693.970.570--7113.2793.97107.240.571--7224.30107.24131.540.572--736.99131.54138.530.5十区74--759.680.009.680.575--7623.959.6833.630.576--7716.0433.6349.670.577--7835.0049.6784.670.5续表3分区设计管段编号本段汇水面积（ha）转输汇水面积（ha）总汇水面积（ha）径流系数79--8022.90102.64125.540.580--814.25125.54129.790.581--8235.81129.79165.600.5十一83--8428.450.0028.450.584--8574.4128.45102.860.585--8656.56102.86159.420.586--8765.18159.42224.600.587--8862.97224.60287.570.588--8967.25287.57354.820.589--9028.88354.82383.700.590--9113.40383.70397.100.591--9217.10397.10414.200.592--93114.12414.20528.320.593--9418.63528.32546.950.594--9534.62546.95581.570.595--9623.41581.57604.980.5十二97--9823.820.0023.820.598--9933.3523.8257.170.5续表3分区设计管段编号本段汇水面积（ha）转输汇水面积（ha）总汇水面积（ha）径流系数99--10034.2457.1791.410.5100-10132.1091.41123.510.5101-10236.05123.51159.560.5102-10341.07159.56200.630.5103-10450.93200.63251.560.5104-10560.60251.56312.160.5105-10657.82312.16369.980.5106-10728.31369.98398.290.5107-10827.69398.29425.980.5109-11030.44425.98456.420.5十三111-11251.140.0051.140.5112-11340.4751.1491.610.5113-11441.6591.61133.260.5十四115-11625.320.0025.320.5116-11727.4125.3252.730.5117-11827.4852.7380.210.5续表3分区设计管段编号本段汇水面积（ha）转输汇水面积（ha）总汇水面积（ha）径流系数118-11940.9780.21121.180.5119-12043.61121.18164.790.5120-12114.64164.79179.430.5121-12247.25179.43226.680.5122-123151.51226.68378.190.5123-12464.06378.19442.250.5124-12570.32442.25512.570.5十五126-127113.900.00113.900.5127-12835.98113.90149.880.5128-12929.15149.88179.030.5十六130-13158.800.0058.800.5131-13293.6458.80152.440.5132-13369.20152.44221.640.5133-13463.43221.64285.070.5附表4雨水管道水力计算表设计管段管长L设计流量Q管径D坡度I流速v坡降设计地面标高（m）设计管内底标高（m)埋深（m）编号（m）（L/s）（mm）（‰）（m/s）I·L（m）起点终点起点终点起点终点1278910121314151617180--15424632.7018002.01.881.0847.847.045.31--28948247.4925001.11.730.9847.046.743.62--33738247.4925001.11.730.4146.746.642.63--43798247.4925001.11.730.4246.646.74.94--53468247.4925001.11.730.3846.747.941.85--66038247.4925001.11.730.6647.948.141.47--8379963.2510001.91.240.7249.549.747.88--94303504.1916002.11.780.9049.749.646.59--106234359.2618001.71.731.0649.649.545.410--111794709.2118002.01.880.3649.549.044.344.05.25.011--122947414.0622001.71.980.5049.049.943.612--135879096.3525001.31.880.7649.950.042.842.07.28.014--154551563.7512002.01.430.9149.048.947.046.12.02.815--164452624.7415001.71.530.7648.949.345.845.03.14.317--182481878.2814001.21.230.3047.046.444.918--193502703.1316001.31.400.4646.446.344.443.92.02.419--201552853.9516001.41.450.2246.346.343.920--212743631.3017501.41.540.3846.346.543.621--222324579.5718001.91.830.4446.546.74.022--234836250.1520002.02.010.9746.747.342.523--241946492.5020002.22.110.4347.347.741.525--26152850.5310001.51.100.2347.346.745.626--273141147.8511001.61.210.5046.746.445.3续表4设计管段管长L设计流量Q管径D坡度I流速v坡降设计地面标高（m）设计管内底标高（m)埋深（m）编号（m）（L/s）（mm）（‰）（m/s）I·L（m）起点终点起点终点起点终点27--282672082.9813501.81.470.4846.446.544.544.01.92.528--292302287.9614001.81.510.4146.546.844.029--301002537.6715001.51.440.1546.846.943.530--311892630.7615001.71.530.3246.947.243.343.03.64.231--321002630.7615001.71.530.1747.247.343.032--331412748.5615001.81.580.2547.347.742.835--365464265.9618001.61.680.8748.548.746.036--372074265.9618001.61.680.3348.748.73.937--384484265.9618001.61.680.7248.748.944.838--394584501.3120001.11.490.5048.949.343.943.45.05.939--402224857.8821001.11.540.2449.350.143.343.06.07.140--412384858.2821001.11.540.2650.150.743.042--43144950.9511001.21.050.1748.047.946.246.01.81.943--444651265.2512001.31.150.6047.947.745.945.32.02.444--452152191.8615001.21.290.2647.747.445.045--462722413.5815001.41.390.3847.447.944.846--472182483.4016001.11.290.2447.948.144.344.03.64.147--48752483.4016001.11.290.0844.04.14.248--491362578.0216001.11.290.1548.248.344.049--50532578.0216001.11.290.0648.348.343.850--51812655.2716001.21.340.1048.348.543.851--52852672.8516001.21.340.1048.548.743.752--531942852.9817500.91.230.1748.749.643.453--541382852.9817500.91.230.1249.649.96.8续表4设计管段管长L设计流量Q管径D坡度I流速v坡降设计地面标高（m）设计管内底标高（m)埋深（m）编号（m）（L/s）（mm）（‰）（m/s）I·L（m）起点终点起点终点起点终点55--56185941.9711001.11.000.2048.248.346.456--573881533.3213501.01.090.3948.348.545.957--585202883.6217500.91.230.4748.548.63.958--594413639.7419000.91.300.4048.648.844.559--604614417.6321000.81.310.3748.848.943.960--613284789.8121000.91.390.3048.949.343.661--622835278.1022000.91.440.2549.349.56.663--64181555.279001.10.880.2047.647.546.064--65196792.4311000.80.850.1647.547.445.665--66230977.2712000.80.910.1847.447.545.366--672601171.5012500.90.990.2347.547.52.667--682131285.4413500.70.920.1547.547.844.868--692641477.1313500.91.040.2447.848.144.669--701921576.9514000.91.060.1748.148.344.370--712121722.6515000.70.980.1548.348.44.571--723872015.0715001.11.230.4348.449.043.972--73512015.0715001.11.230.0649.050.143.574--75169321.867501.00.740.1747.647.51.675--76230919.3612000.70.850.1647.547.445.545.32.02.076--772311156.9612500.90.990.2147.447.345.377--782491775.8715000.81.050.2047.347.344.878--792201973.0115001.01.170.2247.347.544.679--802542274.1716000.91.160.2347.547.844.380--811122274.1716000.91.160.1047.848.044.144.03.74.0续表4设计管段管长L设计流量Q管径D坡度I流速v坡降设计地面标高（m）设计管内底标高（m)埋深（m）编号（m）（L/s）（mm）（‰）（m/s）I·L（m）起点终点起点终点起点终点81--822842754.0718000.71.110.2048.049.343.883--84394945.9612000.70.850.2849.449.247.584--853822439.8017500.71.090.2749.248.946.785--864603238.8019000.71.150.3248.948.846.386--874564002.1520000.91.350.4148.848.445.887--885074691.8221000.91.390.4648.448.045.388--894305344.7922000.91.440.3948.047.744.889--902145461.3122000.91.440.1947.747.544.490--917985507.6223000.81.400.6447.546.83.391--922405507.6223000.81.400.1946.846.743.592--931286554.0424000.91.520.1246.746.843.243.03.53.793--943326709.8124000.91.520.3046.846.943.094--953576938.9024001.01.610.3646.947.142.795--963297028.3324001.01.610.3347.147.642.497--98392792.0111000.80.850.3148.748.546.998--994051357.7213500.80.980.3248.548.546.346.02.22.499--1003841816.1715000.81.050.3148.548.345.9100-1014542184.5116000.81.100.3648.348.145.5101-1024542542.8117500.71.090.3248.148.044.9102-1035022933.2517500.91.230.4548.047.544.6103-1044103423.6819000.81.230.3347.547.444.0104-1054194035.4320000.91.350.3847.447.243.6105-1064094579.9021000.91.390.3747.247.54.8106-1073394747.6221000.91.390.3147.547.642.7续表4设计管段管长L设计流量Q管径D坡度I流速v坡降设计地面标高（m）设计管内底标高（m)埋深（m）编号（m）（L/s）（mm）（‰）（m/s）I·L（m）起点终点起点终点起点终点107-1083374931.6422000.81.360.2747.647.842.3109-1102745138.5122000.81.360.2247.848.36.4111-1125431700.4015000.70.980.3846.347.03.3112-1133742077.1716000.81.100.3047.047.343.6113-1144822629.1417500.81.160.3947.34.15.4115-116394841.8911000.90.910.3547.647.245.7116-1174081271.2013500.70.920.2947.247.02.2117-1184051592.4914000.91.060.3647.046.844.8118-1191062132.2816000.81.100.0846.846.72.5119-1204442824.7317500.91.230.4046.746.544.0120-1213042824.7317500.91.230.2746.546.543.6121-1228183383.0219000.81.230.6546.546.33.8122-1236155025.4421001.01.470.6246.346.642.341.74.04.9123-1245115530.0823000.81.400.4146.647.141.5124-1255766112.8923000.91.480.5247.147.67.1126-1276513787.1619001.01.380.6545.545.642.9127-1283213787.1619001.01.380.3245.645.83.9128-1292313798.2919001.01.380.2345.846.041.9130-1313961955.0915000.91.110.3647.246.744.7131-1324123836.6719001.01.380.4146.746.543.9132-1334284800.4221000.91.390.3946.546.243.3133-1349995491.2822001.01.521.0046.245.742.8注：粗糙系数n=0.013中英文翻译OnoptimizedplanelayoutdesignofseweragepipelinenetworkAbstract:Basedonthetheoryoftheminimumspanningtreeusingundirectedgraph,theoptimumplanelayoutoftheseweragepipelinenetworksystemwasstudiedwiththeconsiderationoftheeffectoftheweightchangingonthespanningtree.TheresearchresultswereappliedtochoosingtheoptimaladdressofthewastewatertreatmentplantandoptimizingtheseweragepipelinenetworksystematatowninGuangdongProvince.Theresultsshowedthattheoptimalschemecouldreduceabout8%oftheaverageinvestment,whichhadsignificantinstructiontotherealengineeringdesign.Keywords:Seweragepipelinenetwork;Planelayout;Minimumspanningtree;Optimumalgorithm1IntroductionofdrainageDrainageisthenaturalorartificialremovalofsurfaceandsub-surfacewaterfromanarea.Manyagriculturalsoilsneeddrainagetoimproveproductionortomanagewatersupplies.1.1HistoryTheancientIndussystemsofsewerageanddrainagethatweredevelopedandusedincitiesthroughoutthecivilizationwerefarmoreadvancedthananyfoundincontemporaryurbancitesintheMiddleEastandevenmoreefficientthanthoseinsomeareasofmodernPakistanandIndiatoday.AllhousesinthemajorcitiesofHarappaandMohenjo-darohadaccesstowateranddrainagefacilities.Wastewaterwasdirectedtocovereddrains,whichlinedthemajorstreets.Fromthe1881HouseholdCyclopedia:Thisoperationisalwaysbestperformedinspringorsummer,whenthegroundisdry.Maindrainsoughttobemadeineverypartofthefieldwhereacrosoropendrainwasformerlywanted;theyoughttobecutfourfeet(1.2m)deep,uponanaverage.Thiscompletelysecuresthemfromthepossibilityofbeingdamagedbythetreadingofhorsesorcattle,andbeingsofarbelowthesmalldrains,clearsthewaterfinelyoutofthem.Ineverysituation,pipe-turfsforthemaindrains,iftheycanbehad,arepreferable.Ifgoodstiff,asinglerowofpipe-turf;ifsandy,adoublerow.Whenpipe-turfcannotbegotconveniently,agoodwedgedrainmayanswerwell,whenthesubsoilisastrong,stiffclay;butifthesubsoilbeonlymoderatelyso,athorndrain,withcouplesbelow,willdostillbetter;andifthesubsoilisverysandy,exceptpipescanbehad,itisinvaintoattemptunder-drainingthefieldbyanyothermethod.Itmaybenecessarytomentionherethatthesizeofthemaindrainsoughttoberegulatedaccordingtothelengthanddeclivityoftherun,andteitheritcanbehisquantityofwatertobecarriedoffbythem.Itisalwayssafe,however,tohavethemaindrainslargeandplentyofthem;foreconomyhereseldomturnsoutwell.Havingfinishedthemaindrains,precedenexttomakeasmalldrainineveryfurrowofthefieldiftheridgesformerlyhavenotbeenlessthanfifteenfeet(4.6m)wide.Butifthatshouldbethecase,firstleveltheridges,andmakethedrainsinthebestdirection,andatsuchadistancefromeachotherasmaybethoughtnecessary.Ifthewaterriseswellinthebottomofthedrains,theyoughttobecutthreefeet(1m)deep,andinthiseasewoulddrythefieldsufficientlywell,althoughtheywerefromtwenty-fivetothirtyfeet(8to10m)asunder;butifthewaterdoesnotdrawwelltothebottomofthedrains,twofeet(0.6m)willbeasufficientdeepnessforthepipe-drain,andtwoandahalffeet(1m)forthewedgedrain.Innocaseoughttheytobeshallowerwherethefieldhasbeenpreviouslyleveled.Inthisinstance,however,asthesurfacewateriscarriedoffchieflybythewatersinkingimmediatelyintothetopofthedrains,itwillbenecessarytohavethedrainsmuchnearereachother—sayfromfifteentotwentyfeet(4.6to6m).Iftheridgesaremorethanfifteenfeet(4.6m)wide,howeverbroadandirregulartheymaybe,followinvariablythelineoftheoldfurrows,asthebestdirectionforthedrains;and,wheretheyarehigh-gatheredridges,fromtwentytotwenty-fourincheswillbeasufficientdepthforthepipe-drain,andfromtwenty-fourtothirtyinchesforthewedge-drain.Particularcareshouldbetakeninconnectingthesmallandmaindrainstogether,