【正文】 某 城 區(qū) 集中供熱二期工程 可行性研究報(bào)告 ii 目 錄 第一章 概述 ................................. 1 一、項(xiàng)目概況 ............................................................................................................................ 1 二、編制依據(jù) .原則 .范圍及主要結(jié)論 .............................................................................................. 3 （一）編制原則 ........................................................................................................................ 3 （二）編制依據(jù) ........................................................................................................................ 4 （三）編制范圍 ........................................................................................................................ 5 （四）主要結(jié)論 ........................................................................................................................ 5 三、城市概況 ............................................................................................................................ 6 （一）城市概況及總體規(guī)劃 ......................................................................................................... 6 地理位置及概況 .................................................................................................................... 6 人口規(guī)模及建筑面積 .............................................................................................................. 8 環(huán)境狀況 ............................................................................................................................. 8 （二）氣候及地質(zhì)特征 ............................................................................................................... 9 氣象資料 ............................................................................................................................. 9 其它資料 ........................................................................................................................... 10 （三）供熱現(xiàn)況 ...................................................................................................................... 10 四、項(xiàng)目建設(shè)的必要性 ..............................................................................................................11 五、工程概況 .......................................................................................................................... 13 （一）工程建設(shè)內(nèi)容 ................................................................................................................ 13 （二）供熱范圍 ...................................................................................................................... 13 （三）供熱首站 ...................................................................................................................... 13 （四）一次管網(wǎng) ...................................................................................................................... 14 （五）熱力站 .......................................................................................................................... 14 第二章 供熱規(guī)劃及熱源選擇 ................... 14 一、供熱面積 .......................................................................................................................... 14 二、熱源 ................................................................................................................................ 15 三、 二期 供熱規(guī)劃 ................................................................................................................... 16 第三章 熱負(fù)荷及供熱溫度的確定 ................ 16 一，供熱范圍 .......................................................................................................................... 16 二、供熱負(fù)荷 .......................................................................................................................... 16 三、熱指標(biāo) ............................................................................................................................. 17 四、采暖熱負(fù)荷： ................................................................................................................... 20 五、供回水溫度的確定 ............................................................................................................. 20 第四章 首站 熱力站及一次管網(wǎng) ............... 22 iii 一，首站設(shè)置 .......................................................................................................................... 22 （ 一）熱力系統(tǒng)流程說(shuō)明 .......................................................................................................... 22 （二）設(shè)計(jì)參數(shù) ...................................................................................................................... 22 （三）新增主要設(shè)備 ................................................................................................................ 22 二、熱力站 ............................................................................................................................. 23 （一）設(shè)置原則 ...................................................................................................................... 23 （二）熱力站設(shè)置 ................................................................................................................... 23 （三）熱力站的連接方式及設(shè)備 ................................................................................................. 24 三、一次管網(wǎng) .......................................................................................................................... 25 （一）布置原則 ...................................................................................................................... 25 （二）一次管網(wǎng)走向 ................................................................................................................ 25 （三）敷設(shè)方式 ...................................................................................................................... 25 （四）補(bǔ)償方式 ...................................................................................................................... 26 （五）一次管網(wǎng)的保溫及防腐 ...