【正文】 ............72 省煤器結(jié)構(gòu)特點 ................................................................................................................................75 省煤器積灰與磨損 ............................................................................................................................76 啟動系統(tǒng) ............................................................................................................................................78 系統(tǒng)組成 ............................................................................................................................................78 主要部件和管道的用途 ....................................................................................................................79 啟動系統(tǒng)的功能 ................................................................................................................................81 帶循環(huán)泵的啟動系統(tǒng)的優(yōu)點 ............................................................................................................82 啟動系統(tǒng)的各種主要運行模式 ........................................................................................................82 BCP 循環(huán)泵 .........................................................................................................................................86 BCP 循環(huán)泵設(shè)計參數(shù) .........................................................................................................................86 BCP 循環(huán)泵結(jié)構(gòu)介紹 .........................................................................................................................88 BCP 循環(huán)泵輔助系統(tǒng)及功能簡介 .....................................................................................................89 BCP 循環(huán)泵的啟動試轉(zhuǎn) .....................................................................................................................91 BCP 循環(huán)泵的正常啟停 .....................................................................................................................93 清洗鍋爐時的泵操作 ........................................................................................................................93 BCP 循環(huán)泵的緊急停止 .....................................................................................................................94 BCP 循環(huán)泵的聯(lián)鎖保護 .....................................................................................................................94 BCP 循環(huán)泵的異常及處理 .................................................................................................................95 安全閥 ................................................................................................................................................97 概述 ....................................................................................................................................................97 安全閥主要參數(shù) ................................................................................................................................97 鍋爐頂棚大包系統(tǒng)簡介 ....................................................................................................................99 爐頂密封 ............................................................................................................................................99 包覆框架 ..........................................................................................................................................100 吹灰系統(tǒng)和煙溫探針 ....................................................................................................................100 綜述 ................................................................................................................................................100 吹灰器的運行 ................................................................................................................................100 吹灰器運行的注意事項 ................................................................................................................102.. . . ..學(xué)習(xí)好幫手 鍋爐受壓件材料介紹 ....................................................................................................................103 超超臨界鍋爐用新型 9～12%CR 鐵素體耐熱鋼 ..........................................................................103 新型的奧氏體耐熱鋼 ....................................................................................................................104第四章 風煙系統(tǒng) ......................................................................................................................................105 概述 ..................................................................................................................................................105 軸流風機介紹 ..................................................................................................................................106 軸流風機和離心風機比較 ..............................................................................................................106 軸流風機的工作原理與分類 ..........................................................................................................106 軸流風機的失速和喘振 ..................................................................................................................108 送風機與一次風機 ..........................................................................................................................114 送風機規(guī)范 ......................................................................................................................................114 一次風機規(guī)范 ..................................................................................................................................118 送、一次風機的組成及結(jié)構(gòu) ..........................................................................................................120 送、一次風機的運行和維護 ..........................................................................................................121 風機常見的故障分析和處理 .......................................................................................