【正文】 .....5 工藝流程的確定 ..................................................................................................6 準(zhǔn)備車(chē)間工藝流程 ..............................................................................................................6 重介工藝流程的確定 ..........................................................................................................6 重介（三產(chǎn)品）分選指標(biāo)計(jì)算 ......................................................................6 脫水作業(yè)和精煤回收系統(tǒng)工藝確定 ..................................................................................9 懸浮液循環(huán)、凈化、回收流程 ..........................................................................................9 流程的簡(jiǎn)述及特點(diǎn) ....................................................................................11第 4 章 工藝流程計(jì)算 ..........................................11 介質(zhì)流程的計(jì)算 ................................................................................................11 給料中煤泥水的計(jì)算 ........................................................................................................11 計(jì)算補(bǔ)加濃介質(zhì)的性質(zhì) ....................................................................................................12 確定工作介質(zhì)的性質(zhì) ........................................................................................................12 分選作業(yè)計(jì)算 ....................................................................................................................13 精煤脫介作業(yè)的計(jì)算 .......................................................................................................16 中煤脫介作業(yè)的計(jì)算 ........................................................................................................18 矸石脫介作業(yè)的計(jì)算 ........................................................................................................19 磁選作業(yè)的計(jì)算及分流作業(yè)的計(jì)算 ................................................................................20 補(bǔ)加新介質(zhì)及補(bǔ)加水量 ....................................................................................................23 數(shù)質(zhì)量流程計(jì)算 ..............................................................................................23 準(zhǔn)備作業(yè)計(jì)算 ....................................................................................................................23 水量流程的計(jì)算 ................................................................................................24 主洗重介作業(yè)的計(jì)算 .......................................................................................................24 精煤脫介作業(yè)的計(jì)算 .......................................................................................................24 中煤、矸石脫水作業(yè) .......................................................................................................25 浮選作業(yè) .........................................................................................................................26 循環(huán)水 .............................................................................................................................26 產(chǎn)品平衡表 ......................................................................................................26第 5 章 設(shè)備選型 ..............................................28 準(zhǔn)備作業(yè)設(shè)備 ..................................................................................................28 分選設(shè)備選型與計(jì)算 ......................................................................................29 運(yùn)輸設(shè)備 ............................................................................................................31第 6 章 選煤廠工藝布置 ........................................32 工業(yè)廣場(chǎng)布置 ..................................................................................................32 主要車(chē)間布置 ..................................................................................................32 礦區(qū)來(lái)煤 ............................................................................................................................32 篩分破碎車(chē)間的工藝布置 ................................................................................................32 重介車(chē)間的工藝布置 ........................................................................................................33 浮選車(chē)間工藝布置 ............................................................................................................33 尾煤壓濾車(chē)間的工藝布置 ................................................................................................33 濃縮車(chē)間 ............................................................................................................................33 原煤倉(cāng)、產(chǎn)品倉(cāng)的工藝布置 ............................................................................................33 總平面圖設(shè)計(jì)的任務(wù)和內(nèi)容 ..........................................................................33 總平面圖設(shè)計(jì)的任務(wù) ........................................................................................................33 總面積設(shè)計(jì)的內(nèi)容 ............................................................................................................34 選煤廠總平面布置情況 ..................................................................................34第 7 章 選煤廠經(jīng)濟(jì)概算 ........................................35 勞動(dòng)定員 ..........................................................................................................35 勞動(dòng)定員的編制 ................................................................................................................35 生產(chǎn)成本計(jì)算 ...................................................................................................38 概算書(shū)的編制 ..................................................................................................40 選煤廠主要生產(chǎn)技術(shù)經(jīng)濟(jì)指標(biāo) ......................................................................47結(jié)束語(yǔ) ........................................................48參考文獻(xiàn) ......................................................48致 謝 ........................................................49附錄 1 大樣原始資料及篩分試驗(yàn)表 ................................49煤質(zhì)資料依據(jù) ................................................................................................