【正文】 ................................................. 3 煤質(zhì)資料分析 ........................................................................................................................ 3 篩分資料及分析 ............................................................................................................ 3 浮沉資料及分析 ............................................................................................................ 5 煤的可選性及選煤方法的確定 ............................................................................ 8 工藝流程及說明 ...................................................................................................................10 工藝流程的說明 ..........................................................................................................10 工藝流程的特點 .......................................................................................................... 11 河南理工大學(xué) 2021 屆 本科 畢業(yè)設(shè)計 IV 第 2 章 廠型、廠址及工作制度 .............................................................................................. 11 廠型 ............................................................................................................................................... 11 廠址 ............................................................................................................................................... 11 工作制度 .................................................................................................................................... 11 生產(chǎn) 能力 .................................................................................................................................... 11 第 3 章 工藝流程的計算 ..............................................................................................................12 準(zhǔn)備作業(yè)的計算 ...................................................................................................................12 篩分作業(yè)的計算 ..........................................................................................................12 脫泥作業(yè)（原生煤泥） ..........................................................................................13 分選作業(yè)的計算 ...................................................................................................................13 重介淺槽產(chǎn)品設(shè)計指標(biāo)計算 ...............................................................................13 三產(chǎn)品重介產(chǎn)品設(shè)計指標(biāo)計算 ..........................................................................15 選煤產(chǎn)品平衡表的編制 ..........................................................................................18 選后產(chǎn)品和煤泥水處理 ...................................................................................................19 末精煤離心脫水 ..........................................................................................................19 中煤離心脫水 ................................................................................................................20 浮選作業(yè) ...................................................................................................................................20 . 1 浮選入料 .........................................................................................................................20 . 2 精煤加壓過濾 ..............................................................................................................20 . 3 煤泥水處理作業(yè) .....................................................................................................21 介質(zhì)流程和水量計算 ........................................................................................................21 塊煤主選介質(zhì)流程和水量計算 ..........................................................................21 塊煤再選介質(zhì)流程和水量計算 ..........................................................................27 末煤介質(zhì)流程和水量計算 .....................................................................................38 水量計算 ...................................................................................................................................55 原煤帶入水量 .................................................................................................................55 脫泥篩噴水 .....................................................................................................................55 脫介篩噴水 .....................................................................................................................55 河南理工大學(xué) 2021 屆 本科 畢業(yè)設(shè)計 V 介質(zhì)補加水 ......................................................................................................................55 產(chǎn)品帶走水量 .................................................................................................................56 浮選水量 ..........................................................................................................................56 選煤最終產(chǎn)品平衡表的編制 ...............................................................................57 第 4 章 工藝設(shè)備的選型與計算 ...........................................................................................59 主要工藝設(shè)備選型原則與不均衡系數(shù) ...................................................................59 主要工藝設(shè)備選型原則 ..........................................................................................59 選煤廠各環(huán)節(jié)不均衡系數(shù) .....................................................................................59 主要工藝設(shè)備的選型與計算 ........................................................................................59 篩分設(shè)備的選型與計算 ..........................................................................................59 破碎設(shè)備的選型與計算 ..........................................................................................62 分選設(shè)備的選型與計算 ..........................................................................................62 磁選機的選型與計算 ...............................................................................................63 末煤及煤泥水設(shè)備的選型與計算 .....................................................................64 第 5 章 工藝布置及工藝系統(tǒng)