【正文】 第 1 頁 目錄 前 言 ........................................................................................................................................... 3 1 畢業(yè)實習(xí)安排 .......................................................................................................................... 4 2 畢業(yè)實習(xí)要求 ......................................................................................................................... 4 3 畢業(yè)設(shè)計正文 ......................................................................................................................... 5 西安第三污水處理廠概況 .................................................................................................. 5 工藝流程及水質(zhì)要求 ...................................................................................................... 5 主要處理構(gòu)筑物工藝設(shè)計參數(shù) ...................................................................................... 6 （ 1） 粗格柵 ............................................................................................................................. 6 （ 2） 鼓風(fēng)機(jī)房與細(xì)格柵 ......................................................................................................... 7 （ 3）曝氣沉砂池 ....................................................................................................................... 7 （ 4）生物反應(yīng)區(qū) ....................................................................................................................... 8 （ 5）終沉池 ............................................................................................................................. 10 （ 6）廊道接觸池 ..................................................................................................................... 10 （ 7）污泥濃縮池 ..................................................................................................................... 10 （ 8）污泥脫水車間 ................................................................................................................. 10 第四污水處理廠概況 ........................................................................................................ 11 進(jìn)水水質(zhì)指標(biāo) .................................................................................................................. 11 出水水質(zhì)指標(biāo) .................................................................................................................. 11 第四污水處理廠工藝流程圖 ......................................................................................... 12 除臭工藝技術(shù)路線確定 ................................................................................................. 12 主要處理構(gòu)筑物工藝設(shè)計參數(shù) ..................................................................................... 13 （ 1）進(jìn)水控制井 ..................................................................................................................... 13 第 2 頁 （ 2） 粗格柵間及提升泵 房 .................................................................................................. 13 （ 3）細(xì)格柵間及曝氣沉砂池 ................................................................................................ 14 （ 4）初次沉淀池 ..................................................................................................................... 14 （ 5）生物反應(yīng)池 ..................................................................................................................... 15 （ 6）終沉池 ............................................................................................................................. 15 （ 7） 接觸消毒池 ................................................................................................................... 16 （ 8） 鼓風(fēng)機(jī)房 ....................................................................................................................... 16 （ 9）加氯間及投藥間 ............................................................................................................. 16 （ 10）初沉池污泥泵房 ........................................................................................................... 17 （ 11）剩余及回流污泥泵房 ................................................................................................... 17 （ 12）污泥濃縮池 ................................................................................................................... 17 （ 13） 污泥消化池（一、二級） ...............................................................................