【正文】 .........................................................................................................17 天然氣用氣市場分析 ............................................................................................................................19 供氣原則 ................................................................................................................................................21 供氣范圍及供氣對象 ............................................................................................................................22 規(guī)劃人口及氣化率 ................................................................................................................................22 各類用戶用氣量計算 ............................................................................................................................22 氣量平衡及供氣規(guī)模 ..........................................................................................................................25 儲氣方式及儲氣規(guī)模的確定 ..............................................................................................................26 供氣保障 ..............................................................................................................................................27 輸配系統(tǒng) .....................................................................................................................................................29 輸配系統(tǒng)圖 ............................................................................................................................................29 區(qū)門站 ................................................................................................................................................29 園區(qū)天然氣管網(wǎng) ....................................................................................................................................32 管材確定 ................................................................................................................................................35 園區(qū)管網(wǎng)水力計算 ................................................................................................................................38 調(diào)壓設施 ................................................................................................................................................39 主要工程量 ............................................................................................................................................395．公用工程 .....................................................................................................................................................41 自動化控制系統(tǒng) ....................................................................................................................................41 總圖運輸 .................................................................................................................................................47 建筑結構 .................................................................................................................................................49 通信工程 .................................................................................................................................................51 供配電 .....................................................................................................................................................56 給排水 .....................................................................................................................................................596．防腐 ............................................................................................................................................................62 城區(qū)管網(wǎng)和專用天然氣管道防腐 .........................................................................................................62 站場防腐 .................................................................................................................................................66 防腐主要工程量表 .................................................................................................................................667．環(huán)境保護 ....................................................................................................................................................68 管道沿線環(huán)境現(xiàn)狀 .................................................................................................................................68 環(huán)境影響分析 .........................................................................................................................................68 環(huán)境保護措施 .........................................................................................................................................71 環(huán)境影響結論 .........................................................................................................................................748．節(jié)能 ............................................................................................................................................................76 綜合能耗分析 .........................................................................................................................................76 能源供應 .................................................................................................................................................76 能耗指標 .................................................................................................................................................76 節(jié)能降耗措施 .........................................................................................................................................779．消防 ............................................................................................................................................................79 消防設計原則 .........................................................................................................................................79 消防設施 ........................................