某礦井選礦廠建筑結構設計畢業論文(已修改)

　

【正文】 東北大學（專科）畢業設計論文I某 礦 井 選 礦 廠 建 筑 結 構 設 計 畢業 論 文目 錄 ...........................................................................................................................I緒論 ................................................................................................................................1第一章 概述 ..................................................................................................................2 金礦概況 ..............................................................................................................2 礦區地理位置及交通狀況 ..........................................................................2 氣候情況 ......................................................................................................2 供水供電情況 ..............................................................................................2 礦區地質及礦石性質 .........................................................................................3 礦區地質 ......................................................................................................3 礦石性質 ......................................................................................................3 礦石的開采方法及原礦、精礦運輸、尾礦處理 .............................................4 采礦情況及原礦運輸 ..................................................................................4 精礦運輸 ......................................................................................................4 尾礦處理 ......................................................................................................4 廠址選擇 .............................................................................................................4第二章 破碎流程的選擇與計算 ..................................................................................6 新建選礦廠的規模及破碎車間的工作制度 .....................................................6東北大學（專科）畢業設計論文II 確定破碎車間的工作制度 ..........................................................................6 計算設備年作業率 ......................................................................................6 計算破碎車間的生產能力 ..........................................................................6 破碎流程的選擇與計算 .....................................................................................6 確定破碎段數及總破碎比 ..........................................................................6 計算各段破碎比 ..........................................................................................7 計算各段產物的最大粒度 ..........................................................................7 計算各段破碎機排礦口寬度 ......................................................................8 確定篩子的篩孔尺寸及篩分效率 ..............................................................8 計算各產物的礦量及產率 ..........................................................................8 繪制數量流程圖 ..........................................................................................9第三章 主廠房數質量流程計算 ................................................................................10 主廠房的工作制度及處理量 ...........................................................................10 磨礦流程計算 ...................................................................................................10 確定循環負荷 ............................................................................................10 計算各產物的礦量及產率 ........................................................................10 選別流程計算 ...................................................................................................11 確定原始指標數 ........................................................................................11 選取原始指標 ............................................................................................11 流程計算 ....................................................................................................12東北大學（專科）畢業設計論文III第四章 礦漿流程計算 ................................................................................................19 計算公式及原始指標 .......................................................................................19 計算公式 ....................................................................................................19 原始指標的確定 ........................................................................................21 礦漿流程計算 ...................................................................................................22 已知濃度的作業及產物的液固比 ............................................................22 已知濃度的作業及產物的水量 ................................................................23 其他產物的水量 ........................................................................................24 其它產物的濃度及液固比 ........................................................................24 各產物的密度 ............................................................................................27 各產物的礦漿體積 ....................................................................................28 選礦廠總的排出水量 ................................................................................30 選礦廠工藝過程的耗水量 ........................................................................30 各作業的補加水量 ....................................................................................30 工藝過程總的補加水量 ..........................................................................30 選礦廠總的耗水量 ..................................................................................31 單位耗水量 ..............................................................................................31 統計計算結果并繪出礦漿流程圖 ..........................................................31第五章 破碎篩分設備的選擇與計算 ........................................................................34 粗碎設備的選擇與計算 ...................................................................................34 計算所用公式 ............................................................................................34東北大學（專科）畢業設計論文IV 初擬方案 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