【正文】 資源匱乏，不得不以非木纖維尤其是禾草原料制漿造紙再加是企業(yè)規(guī)模過小，設備簡陋工藝落后，從而導致造紙業(yè)污染及其嚴重，甚至有 “一個小造紙廠污染一條河 ”的說法。 design drawings (including floor plan drawing, elevation layout, piping layout and details of major structures such as ). Keywords: Papermaking wastewater, UASB + SBR Process, Design 西南科技大學本科畢業(yè)生論文 III 目錄 第 1 章 前言 .................................................................................................................... 1 造紙廢水的簡介 ................................................................................................................... 1 引言 .............................................................................................................................. 1 造紙廢水處理的實際意義 ................................................................................... 1 國內外研究現(xiàn)狀 ...................................................................................................... 1 處理工藝現(xiàn)狀 .......................................................................................................... 1 工程設計方案的選擇原則 ................................................................................... 3 設計概況 .................................................................................................................................. 4 設計名稱 .................................................................................................................... 4 設計內容 .................................................................................................................... 4 設計主管單位 .......................................................................................................... 4 設計編制原則 .......................................................................................................... 4 工程技術采用的主要技術規(guī)范和標準 ........................................................... 5 第 2 章 工程概況 ............................................................................................................. 6 設計的基本規(guī)劃 ...................................................................................................................... 6 處理方案的選擇 ...................................................................................................... 6 污水治理規(guī)劃與對策 ............................................................................................ 6 污水處理系統(tǒng)的設計規(guī)模 ................................................................................... 6 水質目標 .................................................................................................................... 6 工程技術參數(shù) ......................................................................................................................... 7 設計規(guī)模 .................................................................................................................... 7 污水量變化系數(shù) ...................................................................................................... 7 設計水質指標 .......................................................................................................... 7 設計水的排放效果 ................................................................................................. 7 污水的排放 ............................................................................................................... 7 廠址選擇 .................................................................................................................................. 7 西南科技大學本科畢業(yè)生論文 IV 廠址選擇條件 .......................................................................................................... 7 交通運輸 和水電 ...................................................................................................... 8 第 3 章 工程計算 ............................................................................................................. 9 工程設計 .................................................................................................................................. 9 處理工藝 .................................................................................................................... 9 工藝流程 .................................................................................................................... 9 工藝說明 .................................................................................................................... 9 處理水的去向 .......................................................................................................... 9 污泥的處理及出路 ............................................................................................... 10 主要構筑物的設計計算 ..................................................................................................... 10 纖維回收機 ............................................................................................................. 10 集水調節(jié)池 .............................................................................................................. 11 UASB 反應器的設計 ........................................................................................... 13 SBR 反應器的設計 .............................................................................................. 17 污泥濃縮池的設計 ............................................................................................... 22 第 4 章 管道計算 ........................................................................................................... 25 管道的選型計算 .................................................................................................................. 25 污水管道的選型原則 .......................................................................................... 25 污水管道的選型 .................................................................................................... 25 污泥管道的選型 .................................................................................................