最新范本,供参考！最新范本,供参考！最新范本,供参考！第四章设计计算4.1设计水量计算4.1.1城市设计水量综合生活用水量近期该城市四个行政区共35万人口，远期人口40万人，属中小城市，取最高日终合生活用水定额=290L/cap.d，自来水普及率f=100%，则近期=远期=工业企业生产用水量近期规划工业总产值60亿元，万元产值用水量76，重复利用率40%，远期工业总产值增加20%，重复利用率为30%，则近期=远期=消防用水量根据建筑设计防火规范，该城市人口为35万，在最不利情况下有2处火灾，每处的水量为65，则=浇洒道路和绿地用水量浇洒道路和绿地用水量占和的3%~5%，取3%则近期远期未预见和管网漏失水量未预见和管网漏失水量占、、的15%~20%，取20%，则近期远期因火灾属偶然事件，故消防用水，不计入设计用水量中，储存在清水池中。故总的用水量为：近期远期因水厂供水量为整数，故近期供水量取=220000。4.1.2最高时用水量计算表4-1-1城市逐时用水量计算表(单位：)时间综合生活用水量工厂用水量火车站用水量浇洒道路和绿地用水量未预见和管网漏失水量综合用水量%每小时A厂B厂C厂D厂其他%每小时0~12.12131.5270.8315001502435.7941.6701514.613.0767541~21.91928.5270.8315001502435.7941.6701514.612.9865562~31.71725.5270.8315001502435.7941.6701514.612.8863363~41.81827270.8315001502435.7941.6701514.612.9364464~544060270.8315001502435.7941.6701514.613.9687125~64.84872270.8315001502435.7941.67661.721514.614.62101646~76.36394.5270.8315001502435.7941.67661.721514.615.32117047~85.55582.5270.8315001502435.7941.6701514.614.66102528~94.64669270.831502251502435.7941.6701514.614.3495489~103.93958.5270.831502251502435.7941.67661.721514.614.3946010~113.33349.5270.831502251502435.7941.67661.721514.614.03886611~123.63654270.831502251502435.7941.6701514.613.87851412~134.84872270.831502251502435.7941.6701514.614.43974613~144.14161.5270.831502251502435.7941.67661.721514.614.4968014~153.63654270.831502251502435.7941.67661.721514.614.16915215~163.93958.5270.831502251502435.7941.670.001514.614.01882216~175.15176.5270.8315001502435.7941.670.001514.614.47983417~1866090270.8315001502435.7941.67661.721514.615.181139618~196.97003.5270.8315001502435.7941.67661.721514.615.61232019~205.95988.5270.8315001502435.7941.6701514.614.841064820~215.25278270.8315001502435.7941.6701514.614.52994421~224.14161.5270.8315001502435.7941.6701514.614880022~233.93958.5270.8315001502435.7941.6701514.613.91860223~2433045270.8315001502435.7941.6701514.613.527744累计10010150065003600180036005845910005293.7736350.55100220000图4-1城市用水柱状图由以上图表可知，最高日最高时用水发生在18-19时，用水量为12320，占最高日用水量的5.6%。