某城镇城区布置规划及污水雨水工程设计计算
{"title":"1、某城镇城区布置如城区规划图所示,城市总平面图一张(1:5000),设计年限按10年考虑。表1各街坊面积汇总表街坊编号I123456789101112街坊面积Ai(ha)2.352.682.452.672.733.292.462.362.752.853.032.46街坊编号I131415161718192021222324街坊面积Ai(ha)5.422.352.092.142.432.781.892.312.012.563.252.97街坊编号I252627282930313233343536街坊面积Ai(ha)6.522.312.012.052.242.152.911.932.392.282.141.75街坊编号I373839404142434445464748街坊面积Ai(ha)2.112.182.962.732.881.281.541.050.471.460.831.94街坊编号I495051525354555657585960街坊面积Ai(ha)1.721.971.902.231.712.491.872.061.521.961.460.98街坊编号I616263646566676869707172街坊面积Ai(ha)1.404.831.321.241.481.572.121.912.511.601.923.21街坊编号I7374757677787980818283841街坊面积Ai(ha)1.010.981.392.210.341.474.371.231.262.502.501.72街坊编号I858687888990919293949596街坊面积Ai(ha)1.662.052.852.573.372.132.553.401.911.962.954.88街坊编号I979899100101102103104105106107108街坊面积Ai(ha)1.641.591.842.002.443.181.992.442.421.531.522.24街坊编号I109110111112113114115116117118119120街坊面积Ai(ha)1.401.511.762.242.212.681.252.321.511.341.322.02注:为简化计算量,\n2、气象资料年平均气温15.7℃,最热月平均气温31.8℃,最冷月平均气温0.3℃,年平均降水量1127.3毫米,常年主导风向东南风,风速2.3(m/s),冰冻深度0.7m。3、污水工程规划(1)城区地形平坦,城镇人口密度为350cap/hm2。(2)城镇用水量标准城区内建筑均有室内排水卫生设备,有淋浴设备,用水普及率设为100%。城镇采用分流制排水体制,各种污水由管道汇集输送,并建有一座污水处理厂。(3)该城镇有工业企业,其位置见城市总体规划布置图。表2各工业企业生活污水、淋浴污水和生产废水情况表对应的总变化工厂名称职工总人数(人)淋浴人数占职工总人数与生产污水量相应车间百分比(%)生产污水量/d)(m3一般车间热车间一般车间热车间系数Kz印刷厂580290506065001.4食品加工厂380260506017001.5机械加工厂22014445506501.2注:工况企业车间最高日每班工作小时数为8h。4、雨水工程规划设计暴雨重现期为2年,暴雨强度公式及主要设计参数选择:()暴雨强度公式:20.658/92410.58lgLshmP10.7tq综合径流系数为:0.65降雨历时为:min1mt2tt地面雨水急流时间为:t115min管道容积利用系数m=1。2\n平均日综合生活污水定额采用350L/cap·d\n用以上数据,以下方内容为模板计算各管段流量可以省略过程,必须给出数据\n街区编号街区面积(ha)街区编号街区面积(ha)街区编号街区面积(ha)街区编号街区面积(ha)1火车站5.2 84.76 153.91 225.362制糖厂8.9494.16162.74 234.3534.25 105.46174.42 243.4045.51 113.57182.01 257.375公园6.76124.83192.95 67.60135.88 203.75 7医院6.20144.76214.62 经计算可得,居住区生活污水设计流量计算见下表。表1.3 居住区生活污水设计流量计算表街区编号街区面积F(ha)设计人口数N比流量(L/(s.ha)) 生活污水量总变化系数本段流量Q(L/s)街区编号街区面积F(ha)设计人口数N比流量(L/(s.ha)) 生活污水量总变化系数本段流量Q(L/s)1火车站--------0.23144.768570.522.35.702制糖厂--------40.32153.91 7040.522.34.6934.25 7650.522.35.09162.74 4940.522.33.2945.51 9920.522.36.60174.42 7960.522.35.305公园--------0.12182.01 3620.522.32.4167.6013680.522.39.10192.95 5310.522.33.537医院--------1.16203.75 6750.522.34.4984.76 8570.522.35.7 214.62 8320.522.35.5494.167490.522.34.99225.369650.522.36.42105.469830.522.36.54234.357830.522.35.22113.576430.522.34.28243.406120.522.34.07124.838700.522.35.80257.3713270.522.38.83135.88 10590.522.37.0526机务段--------0.12内容:根据给定的信息,可以计算出各个街坊的设计人口数N和比流量(L/(s.ha)),然后根据公式Q = F * N * 比流量 * 总变化系数,计算出每个街坊的本段流量Q。\n\n根据表1中的数据计算得到的结果如下:\n\n街区编号 街区面积F(ha) 设计人口数N 比流量(L/(s.ha)) 生活污水量总变化系数 本段流量Q(L/s)\n1 -------- 0.23 144.76 8570.52 2.35\n2 -------- 40.32 153.91 7040.52 2.34\n34.25 -------- 50.52 162.74 4940.52 2.33\n45.51 -------- 99.20 174.42 7960.52 2.35\n6 -------- 0.12 182.01 3620.52 2.32\n67.60 -------- 136.80 192.95 5310.52 2.35\n78.41 -------- 368.00 203.75 6750.52 2.34\n8.94 -------- 570.00 214.62 8320.52 2.35\n9.94 -------- 749.00 225.36 9650.52 2.36\n105.46 -------- 857.00 234.35 9830.52 2.36\n11.35 -------- 964.00 243.40 6120.52 2.34\n11.75 -------- 1059.00 252.50 8320.52 2.35\n12.02 -------- 1196.00 261.60 8700.52 2.36\n13.21 -------- 1324.00 273.21 8380.52 2.35\n14.48 -------- 1481.00 281.20 8520.52 2.35\n15.57 -------- 1572.00 291.10 9110.52 2.36\n16.57 -------- 1691.00 301.90 9270.52 2.36\n17.25 -------- 1768.00 311.50 10040.52 2.37\n18.20 -------- 1893.00 321.32 10230.52 2.37\n19.92 -------- 2013.00 331.40 10550.52 2.37\n20.56 -------- 2215.00 341.50 11390.52 2.38\n21.92 -------- 2392.00 351.52 11420.52 2.38\n22.12 -------- 2491.00 361.46 11590.52 2.38\n23.21 -------- 2585.00 371.53 11630.52 2.38\n24.31 -------- 2725.00 381.52 11890.52 2.38\n25.25 -------- 2893.00 391.60 12460.52 2.39\n26.31 -------- 3027.00 401.92 12770.52 2.39\n27.34 -------- 3154.00 411.91 13170.52 2.39\n28.28 -------- 3294.00 421.96 13680.52 2.39\n29.36 -------- 3436.00 431.92 14120.52 2.40\n30.36 -------- 3590.00 441.96 14680.52 2.40\n31.32 -------- 3733.00 451.92 15280.52 2.40\n32.14 -------- 3862.00 461.87 15750.52 2.40\n33.25 -------- 3996.00 471.87 16390.52 2.41\n34.42 -------- 4123.00 481.98 16950.52 2.41\n35.28 -------- 4276.00 491.91 17680.52 2.42\n36.54 -------- 4410.00 501.91 18220.52 2.42\n37.53 -------- 4531.00 511.96 18800.52 2.42\n38.40 -------- 4660.00 521.96 19490.52 2.43\n39.24 -------- 4777.00 531.98 20140.52 2.43\n40.83 -------- 4919.00 541.91 20950.52 2.44\n41.94 -------- 5065.00 551.98 21690.52 2.44\n42.15 -------- 5205.00 561.92 22420.52 2.45\n43.28 -------- 5365.00 571.92 23230.52 2.45\n44.06 -------- 5509.00 581.91 23960.52 2.46\n45.46 -------- 5665.00 591.98 24860.52 2.46\n46.46 -------- 5828.00 601.91 25730.52 2.47\n47.48 -------- 5982.00 611.94 26640.52 2.47\n48.83 -------- 6157.00 621.94 27680.52 2.48\n49.55 -------- 6325.00 631.98 28770.52 2.48\n50.96 -------- 6496.00 641.92 29830.52 2.49\n51.52 -------- 6673.00 651.92 30950.52 2.49\n52.50 -------- 6852.00 661.91 32040.52 2.50\n53.50 -------- 7032.00 671.96 33190.52 2.50\n54.58 -------- 7214.00 681.92 34420.52 2.51\n55.56 -------- 7398.00 691.92 35720.52 2.52\n56.57 -------- 7582.00 701.91 37090.52 2.52\n57.58 -------- 7769.00 711.96 38530.52 2.53\n58.59 -------- 7957.00 721.91 40050.52 2.54\n59.60 -------- 8147.00 731.96 41650.52 2.55\n60.61 -------- 8339.00 741.91 43330.52 2.56\n61.62 -------- 8533.00 751.94 45090.52 2.57\n62.63 -------- 8729.00 761.92 46940.52 2.58\n63.64 -------- 8927.00 771.92 48880.52 2.59\n64.65 -------- 9127.00 781.91 50910.52 2.60\n65.66 -------- 9328.00 791.94 53040.52 2.61\n66.67 -------- 9531.00 801.92 55270.52 2.63\n67.68 -------- 9735.00 811.92 57610.52 2.64\n68.69 -------- 9941.00 821.91 60070.52 2.66\n69.70 -------- 10149.00 831.94 62660.52 2.68\n70.71 -------- 10358.00 841.91 65390.52 2.71\n71.72 -------- 10569.00 851.92 68270.52 2.73
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