【正文】 ............................................................. 1 主機(jī)規(guī)范 .......................................................................................................................................... 2 廠址及自然條件 ........................................................................................................................... 4 2 燃料 .................................................................................................... 4 燃料來源及依據(jù) ........................................................................................................................... 4 燃料特性 .......................................................................................................................................... 4 點(diǎn)火與助燃油 ................................................................................................................................ 6 3 燃燒制粉系統(tǒng)及輔助設(shè)備選擇 ............................................................... 6 燃 煤量 ............................................................................................................................................... 6 制粉系統(tǒng)及輔助設(shè)備選擇 ....................................................................................................... 6 煙風(fēng)系統(tǒng)及輔助設(shè)備選擇 ....................................................................................................... 8 燃油系統(tǒng) ........................................................................................................................................14 中速磨石子煤的處理方式 .....................................................................................................15 4 熱力系統(tǒng)及輔助設(shè)備選擇 .................................................................... 15 熱力系統(tǒng)的特點(diǎn) .........................................................................................................................15 主要輔助設(shè)備的選擇 ...............................................................................................................24 熱平衡計(jì)算成果表 ....................................................................................................................26 主要熱經(jīng)濟(jì)指標(biāo) .........................................................................................................................29 主要管道參數(shù)表 .........................................................................................................................31 5 系統(tǒng)運(yùn)行方式 ....................................................................................... 1 機(jī)組啟動條件及啟動系統(tǒng) ....................................................................................................... 1 主輔機(jī)設(shè)備的可控性及對控制、調(diào)節(jié)方式的要求 ..................................................... 1 機(jī)組起動方式 ................................................................................................................................ 2 機(jī)組運(yùn)行方式 ................................................................................................................................ 2 機(jī)組 停用及事故處理 ................................................................................................................. 2 機(jī)組安全保護(hù) ................................................................................................................................ 3 華能 XX 熱電廠新建工程初步設(shè)計(jì) 第 4 卷 熱機(jī) 部分 說明書 輔助系統(tǒng)安全保護(hù) ...................................................................................................................... 4 6 主廠房布置 .......................................................................................... 4 概述 .................................................................................................................................................... 4 汽機(jī)房布置 ..................................................................................................................................... 5 檢修空間預(yù)留： ........................................................................................................................... 5 熱網(wǎng)首站的布置 ........................................................................................................................... 5 煤倉間布置 ..................................................................................................................................... 6 鍋爐房布置 ..................................................................................................................................... 6 鍋爐尾 部布置 ................................................................................................................................ 7 安裝及檢修設(shè)施 ........................................................................................................................... 7 主廠房主要運(yùn)行、維護(hù)通道 .................................................................................................. 8 檢修起吊設(shè)施 ................................................................................................................................ 9 7 輔助設(shè)施 ............................................................................................. 9 壓縮空氣站 ..................................................................................................................................... 9 啟動鍋爐 ........................................................................................................................................10 鍋爐島保溫 ...................................................................................................................................10 保溫設(shè)計(jì)原則 ..............................................................................................................................10 煙風(fēng)道、汽水管道和設(shè)備的保溫及保溫材料性能 ................................................... 11 油漆的設(shè)計(jì) ................................................................................................................................... 11 修配分場，金屬試驗(yàn)室及其機(jī)、爐檢修設(shè)備，按機(jī)組容量標(biāo)準(zhǔn)配備。 ...... 11 8 存在問題 ..................................................