【正文】 ..........................................................................................................143 空預(yù)器的吹灰與清洗 ......................................................................................................................146 空氣預(yù)熱器的運(yùn)行與維護(hù) ..............................................................................................................147 空氣預(yù)熱器的低溫腐蝕 ..................................................................................................................150第五章 制粉系統(tǒng) ......................................................................................................................................152 概述 ..................................................................................................................................................152 原煤與煤粉 ......................................................................................................................................152 制粉系統(tǒng)分類 ..................................................................................................................................161 制粉系統(tǒng)配置 ..................................................................................................................................165 電子稱重式給煤機(jī) ..........................................................................................................................166.. . . ..學(xué)習(xí)好幫手 設(shè)備參數(shù) ..........................................................................................................................................166 給煤機(jī)結(jié)構(gòu) ......................................................................................................................................166 給煤機(jī)控制與測量 ..........................................................................................................................170 啟動/停止控制方式說明 ................................................................................................................173 定期檢查和保養(yǎng) ..............................................................................................................................173 磨煤機(jī) ..............................................................................................................................................176 設(shè)備規(guī)范 ..........................................................................................................................................176 磨煤機(jī)組成部件 ..............................................................................................................................180 工作原理 ..........................................................................................................................................180 工作流程和系統(tǒng)特點(diǎn) ......................................................................................................................183 磨煤機(jī)運(yùn)行 ......................................................................................................................................184 磨煤機(jī)故障及處理 ..........................................................................................................................186 磨煤機(jī)應(yīng)避免的不正確操作 ..........................................................................................................192 磨煤機(jī)潤滑系統(tǒng) ..............................................................................................................................193 制粉系統(tǒng)的運(yùn)行調(diào)節(jié)和經(jīng)濟(jì)性 ......................................................................................................193 運(yùn)行調(diào)節(jié) ..........................................................................................................................................193 經(jīng)濟(jì)性 ..............................................................................................................................................198第六章 等離子點(diǎn)火 ..................................................................................................................................199 概述 ..................................................................................................................................................199 等離子燃燒器的主要設(shè)計參數(shù) ......................................................................................................199 等離子點(diǎn)火燃燒系統(tǒng)組成及配置方案 ..........................................................................................199 等離子燃燒器的結(jié)構(gòu)與工作原理 ..................................................................................................201 等離子燃燒器的結(jié)構(gòu) ......................................................................................................................201 等離子發(fā)生器及其工作原理 ..........................................................................................................202 等離子點(diǎn)火裝置的電氣系統(tǒng) ..........................................................................................................203 電氣一次系統(tǒng)的容量 ......................................................................................................................203 直流電源供電系統(tǒng) ..........................................................................................................................203 電氣系統(tǒng)設(shè)備的布置及安裝 ..........................................................................................................204 輔助系統(tǒng) ..........................................................................................................................................204 等離子點(diǎn)火器的控制 ......................................................................................................................205 等離子點(diǎn)火系統(tǒng)的運(yùn)行 ..................................................................................................................206第七章 火焰檢測系統(tǒng) ..............................................................................................................................209 概述 ...............................................................................................................