【正文】 目 錄 1. 設(shè)計(jì)原始資料與設(shè)計(jì)任務(wù) .......................................................................................... 1 . 設(shè)計(jì)原始資料 .................................................................................................................................. 1 . 設(shè)計(jì)任務(wù) .......................................................................................................................................... 4 2. 給水管網(wǎng)設(shè)計(jì) ............................................................................................................ 6 . 設(shè)計(jì)方案比較 .................................................................................................................................. 6 . 給水系統(tǒng)的體制及選擇 ............................................................................................................... 6 . 凈水廠的位置選擇 ...................................................................................................................... 7 . 二級(jí)泵站供水方案設(shè)計(jì) ............................................................................................................... 7 . 給水管網(wǎng)水量計(jì)算 ........................................................................................................................... 8 . 水量計(jì)算 ..................................................................................................................................... 8 . 規(guī)劃人口計(jì)算 ................................................................................................................. 8 . 水量計(jì)算 ........................................................................................................................ 8 . 給水管道設(shè)計(jì) ................................................................................................................................ 12 . 管網(wǎng)布置形式 ............................................................................................................................ 12 . 管網(wǎng) 定線 ................................................................................................................................... 13 . 給水管網(wǎng)水力計(jì)算 .................................................................................................................... 13 . 確定管網(wǎng)計(jì)算情況 ....................................................................................................... 13 . 確定每一管段的計(jì)算 流量 ............................................................................................ 14 . 管網(wǎng)水力計(jì)算原則 ....................................................................................................... 17 . 管網(wǎng)水力計(jì)算 ............................................................................................................... 18 . 給水管的管材及接口 ................................................................................................................ 24 . 給水管道管材的選取 ................................................................................................... 24 . 排氣閥及排氣閥井的選取 ............................................................................................ 24 . 泄水閥的選擇安 裝 ....................................................................................................... 25 . 減壓閥的選取安裝 ....................................................................................................... 26 . 閥門井的選擇設(shè)置 ....................................................................................................... 26 . 給水干管主要工程量表 ............................................................................................................. 27 3. 排水管道設(shè)計(jì) .......................................................................................................... 28 . 設(shè)計(jì)方案比選 ................................................................................................................................ 28 . 排水系統(tǒng)的體制及選擇 ............................................................................................................. 28 . 工業(yè)廢水的排放和處理 ............................................................................................................. 29 . 污水處理廠個(gè)數(shù)和廠址的選擇 ................................................................................................. 29 . 跌水井的設(shè)置原則 .................................................................................................................... 30 . 檢查井的設(shè)置原則 .................................................................................................................... 31 . 污水管道設(shè)計(jì) ................................................................................................................................ 32 . 管道定線 ................................................................................................................................... 32 . 污水管道計(jì)算 ............................................................................................................................ 32 . 工業(yè)生活污水及生產(chǎn)廢水設(shè)計(jì)流量計(jì)算 ..................................................................... 32 . 污水干管設(shè)計(jì)流量計(jì)算 ................................................................................................ 33 II . 污水干管水力計(jì)算 ....................................................................................................... 33 . 其它管段設(shè)計(jì) ............................................................................................................... 36 . 污水干管的敷設(shè)方式、管材、接口及管道銜接 ....................................................................... 36 . 污水主干管主要工程量表 ......................................................................................................... 37 . 雨水管道設(shè)計(jì) ................................................................................................................................ 38 . 管道定線、劃分排水區(qū)域、劃分設(shè)計(jì)管段 ............................................................................... 38 . 管道水力計(jì)算 ............................................................................................................................ 38 . 雨水管道徑流系數(shù)計(jì)算 .....................................