【正文】 ...................................................................................................... 1 設(shè)計(jì)原則和指導(dǎo)思想 ............................................................................................................. 1 畢業(yè)設(shè)計(jì)任務(wù) ............................................................................................................................ 1 第二章 沸騰焙燒專題概述 ........................................................................................................................ 1 沸騰焙燒爐的應(yīng)用和發(fā)屬 ................................................................................................... 1 沸騰爐爐型概述 ....................................................................................................................... 2 沸騰焙燒工藝及主要設(shè)備的選擇 .................................................................................... 2 鋅精礦硫化沸騰焙燒原理 .................................................................................... 2 鋅精礦硫酸化沸騰焙燒爐爐型選擇 ................................................................ 3 氣體分布板及風(fēng)箱 ................................................................................................... 4 流態(tài)化床層排熱裝置 .............................................................................................. 4 排料口 ............................................................................................................................ 5 煙氣出口 ....................................................................................................................... 5 第三章 物料衡算及熱平衡計(jì)算 ............................................................................................................... 6 鋅精礦流態(tài)化焙燒物料平衡計(jì)算 .................................................................................... 6 鋅精礦硫態(tài)化焙燒冶金計(jì)算 ............................................................................... 6 煙塵產(chǎn)出率及其化學(xué)和物相組成計(jì)算 ........................................................... 7 焙砂產(chǎn)出率及其化學(xué)與物相組成計(jì)算 ........................................................... 9 焙燒要求的空氣量及產(chǎn)出煙氣量與組成的計(jì)算 ....................................11 沸騰爐排出煙氣量和組成為 ............................................................................12 沸騰焙燒物料平衡 ................................................................................................14 熱平衡計(jì)算 ..............................................................................................................................14 熱收入 .........................................................................................................................14 4 熱支出 .........................................................................................................................16 第四章 沸騰焙燒爐的選型計(jì)算 ............................................................................................................19 床面積 ........................................................................................................................................19 前室面積 ...................................................................................................................................19 流態(tài)化床斷面尺寸 ...............................................................................................................19 流態(tài)化床高度（沸騰層高度 H） ...................................................................................19 爐膛面積和直徑 ....................................................................................................................20 爐膛高度 ...................................................................................................................................20 爐膛空間體積 V 爐膛的確定 ..........................................................................................21 氣體分布板及風(fēng)帽 ...............................................................................................................21 氣體分布板孔眼率 ................................................................................................21 確定沸騰層冷卻面積 F 冷卻 ................................................................................22 水套中循環(huán)水的消耗量 ........................................................................................22 風(fēng)箱的容積 V 風(fēng)箱 .................................................................................................22 加料管面積 F 加料 .................................................................................................22 溢流排料口 .................................................................................................................23 排煙口的面積 F 排煙的計(jì)算 .............................................................................23 第五章 沸騰爐輔助設(shè)備的選擇計(jì)算 ..................................................................................................24 爐底（氣流分布板）壓降 △ P 爐底 ..................................................................24 沸騰層壓降 △ P 沸騰層 ...........................................................................................24 管道壓降 △ P 管道 ...........................................