【正文】 ................................... 12 其他用氣量 ................................................................................ 13 各類用戶用氣量計算匯總 ................................................................... 13 計算流量 ............................................................................................... 13 燃?xì)廨斉湎到y(tǒng)的供需平衡 ................................................................... 14 4 儲氣罐 ................................................................................................... 15 所需儲氣量 ................................................................................ 15 高壓球型儲氣罐容積的確定 .................................................... 17 第四章 輸配系統(tǒng)方案的選擇 ...................................................... 18 城鎮(zhèn)燃?xì)廨斉湎到y(tǒng)的組成 ................................................................... 18 燃?xì)夤芫W(wǎng)系統(tǒng)的選擇 ........................................................................... 18 第五章 輸配管網(wǎng)的布置 .............................................................. 20 城鎮(zhèn)燃?xì)夤艿赖牟季€原則 ................................................................... 20 管線布置依據(jù) ............................................................................ 20 高、中壓管網(wǎng)的平面布置 ........................................................ 20 低壓管網(wǎng)的平面布置 ................................................................ 21 管道的縱斷面布置 .................................................................... 22 燃?xì)夤艿来┰秸系K物的設(shè)計 ............................................................... 24 跨越工程的設(shè)計考慮 ................................................................ 24 燃?xì)夤艿来┰焦? .................................................................... 24 穿越道鐵路設(shè)計 ........................................................................ 24 燃?xì)夤艿来纾┰胶恿? ........................................................ 25 燃?xì)夤艿赖姆栏椒? ........................................................................... 26 絕緣層防護(hù)法 ............................................................................ 26 燃?xì)夤艿赖年帢O保護(hù)方法 ........................................................ 26 第六章 輸配管網(wǎng)的水力計算 ...................................................... 28 開發(fā)區(qū)輸配系統(tǒng)選擇及管網(wǎng)布置 ....................................................... 28 開發(fā)區(qū)燃?xì)夤芫W(wǎng)系統(tǒng)的選擇 .................................................... 28 開發(fā)區(qū)管網(wǎng) 輸配流程 ................................................................ 28 管網(wǎng)系統(tǒng)壓力參數(shù) .................................................................... 29 中壓環(huán)網(wǎng)水力計算 ............................................................................... 29 計算各環(huán)單位長度途 泄流量 .................................................... 29 各管段的計算流量 .................................................................... 30 確定各管段的管徑 .................................................................... 30 校正計算 .................................................................................... 31 零點移動 .................................................................................... 33 中壓枝網(wǎng)水力計算 ............................................................................... 33 第七章 小區(qū)及室內(nèi)管網(wǎng)設(shè)計 ...................................................... 35 工程概況 ............................................................................................... 35 5 小區(qū)燃?xì)夤艿啦贾眉八τ嬎? ........................................................... 35 確定管材 .................................................................................... 35 花園小區(qū)管道布置 .................................................................... 35 小區(qū)水力計算 ............................................................................ 35 室內(nèi)燃?xì)夤艿赖牟贾眉八τ嬎? ....................................................... 36 室內(nèi)設(shè)計資料 ............................................................................ 36 室內(nèi)管道的設(shè)計 ........................................................................ 36 畫出水力計算圖（系統(tǒng)圖或立面圖） .................................... 37 室內(nèi)燃?xì)夤艿浪τ嬎? ............................................................ 37 管段流量的計算 ........................................................................ 38 第八章 調(diào)壓站設(shè)計 ...................................................................... 40 調(diào)壓站的分類 ....................................................................................... 40 按使用性質(zhì)分類 ........................................................................ 40 按建筑形式分類 ........................................................................ 40 按調(diào)解壓力范圍分類 ................................................................ 41 調(diào)壓站的選址 ....................................................................................... 41 調(diào)壓站的組成 ....................................................................................... 41 調(diào)壓站的布置 ....................................................................................... 43 區(qū)域調(diào)壓站 ................................................................................ 43 專用調(diào)壓站 ................................................................................ 44 樓棟調(diào)壓箱 ................................................................................ 44 第九章 工程概預(yù)算 ...................................................................... 45 安裝工程預(yù)算的組成 ........................................................................... 45 安裝工程預(yù)算的構(gòu)成 ................................................................ 45 直接費 ........................................................................................ 45 間接費 ........................................................................................ 46 利潤及稅金 ................................................................................ 46 室內(nèi)民用燃?xì)夤こ坦こ塘坑嬎? ........................................................... 47 民用燃?xì)夤艿?、管道附件及常用燃?xì)庥镁甙惭b .................... 47 工程量計算規(guī)則及定額套用 .................................................... 48 管道工程