【正文】 ..某 縣 天 然 氣 儲 配 站 拆 遷 改 造 項 目可行性研究報告 ..目 錄1. 總 論 ...........................................................................................1. 項目建設(shè)的必要性 ...............................................................................1. 編制依據(jù) ...............................................................................................2. 編制原則 ...............................................................................................2. 規(guī)劃年限制 ...........................................................................................3. 研究范圍及主要內(nèi)容 ...........................................................................3. 編制遵循的主要規(guī)范、標(biāo)準(zhǔn)和規(guī)定 ....................................................3. 氣源概況 ...............................................................................................52. 城市概況 ........................................................................................7. 城市自然條件 .......................................................................................7. 城市建設(shè)及經(jīng)濟(jì)發(fā)展 ...........................................................................8. 城市能源消費及燃?xì)夤?yīng)現(xiàn)狀 ...........................................................8. 城市總體規(guī)劃概況 ...............................................................................93. 用氣負(fù)荷 ......................................................................................11. 供氣范圍 .............................................................................................11. 供氣對象 .............................................................................................11. 各類用戶用氣量指標(biāo) .........................................................................12. 各類用戶用氣不均勻系數(shù)的確定 .....................................................13. 各類用戶總用氣量（某縣城— 雙江鎮(zhèn)） .............................................15. 分區(qū)用氣量平衡(某縣城、雙江鎮(zhèn)) ....................................................18. 雙江鎮(zhèn)用戶用氣量 .............................................................................214. 儲氣與調(diào)峰 ..................................................................................24. 調(diào)峰方式的確定 .................................................................................24. 調(diào)峰氣量的確定 .................................................................................24. 儲氣容積的確定 .................................................................................265. 儲配站工程 ..................................................................................27. 儲配站的概述 .....................................................................................27. 站址選擇 .............................................................................................27. 門站工藝參數(shù) .....................................................................................28. 工藝流程 .............................................................................................28. 主要工藝設(shè)備選型 .............................................................................29... 儲配站工藝管道及閥門 .....................................................................30. 工藝測控和運行安全保護(hù) .................................................................346. 中壓配氣管道 ...............................................................................35. 壓力級制的確定 增加概況 ...................................................35. 管材選用及管道敷設(shè) .........................................................................37. 閥門設(shè)置 .............................................................................................41. 管道穿跨越工程 .................................................................................427. 防腐工程 ......................................................................................43. 基本情況. ............................................................................................43. 防腐蝕設(shè)計范圍 .................................................................................44. 防腐設(shè)計原則及規(guī)范 .........................................................................44. 設(shè)計執(zhí)行的主要規(guī)范 .........................................................................45. 設(shè)計參考的規(guī)范 .................................................................................45. 防腐蝕設(shè)計內(nèi)容 .................................................................................45. 埋地鋼管防腐蝕方案 .........................................................................46. 防腐絕緣層比較 .................................................................................46. 防腐絕緣層方案的確定 .....................................................................47. 陰極保護(hù)方案的確定 .........................................................................48. 埋地鋼管犧牲陽極保護(hù)設(shè)計 .............................................................49. 站場管道、跨越管道及設(shè)備防腐蝕設(shè)計 ..........................................498. 公用工程 ......................................................................................52. 總圖設(shè)計 .............................................................................................52. 建筑設(shè)計 .............................................................................................54. 結(jié)構(gòu)設(shè)計 .............................................................................................55. 給、排水設(shè)計 ......................................................................................56. 電氣設(shè)計 .............................................................................................589. 自控及通訊工程 ...........................................................................61. 概述 .....................................................................................................61. 設(shè)計原則 .............................................................................................61. 設(shè)計范圍 .............................................................................................62. 自動控制水平 .....................................................................................62. 自動控制方案 .....................................................................................62. 其它 ....