【正文】 ................................ 7 污水泵站設(shè)計(jì)計(jì)算 ............................................................................................................... 7 選泵前揚(yáng)程估算 ............................................................................................................. 7 水泵機(jī)組的選擇 ............................................................................................................. 8 泵前格柵計(jì)算 ................................................................................................................ 8 集水池設(shè)計(jì)計(jì)算 ........................................................................................................... 13 II 機(jī)器間設(shè)計(jì)計(jì)算 ........................................................................................................... 15 泵站儀表 ..................................................................................................................... 16 其他附屬設(shè)施的設(shè)計(jì) .................................................................................................... 16 第四章 污水的一級(jí)處理 ............................................................................................................. 18 格柵及其設(shè)計(jì) .................................................................................................................... 18 格柵間隙數(shù) .................................................................................................................. 18 格柵槽寬度 .................................................................................................................. 18 通過格柵的水頭損失 .................................................................................................... 18 格柵部分總長度 ........................................................................................................... 19 每 日柵渣量計(jì)算 ........................................................................................................... 19 進(jìn)水與出水渠道 ........................................................................................................... 19 沉砂池及其設(shè)計(jì) ................................................................................................................. 20 沉砂池有效容積 ........................................................................................................... 20 水流過水?dāng)嗝娣e ........................................................................................................... 20 沉砂池寬度 .................................................................................................................. 21 沉砂池長度 .................................................................................................................. 21 每小時(shí)所需空氣量計(jì)算 ................................................................................................ 21 沉砂室所需容積 ........................................................................................................... 21 每個(gè)沉砂斗容積 ........................................................................................................... 21 沉砂斗上口寬度 ........................................................................................................... 22 沉砂斗有效容積 ........................................................................................................... 22 進(jìn)水渠道 .................................................................................................................... 22 出水裝置 .................................................................................................................... 22 排砂裝置 .................................................................................................................... 23 初沉池及其設(shè)計(jì) ................................................................................................................. 23 沉淀池表面積 .............................................................................................................. 24 沉淀部分有效水深 ....................................................................................................... 24 沉淀部分有效容積 ....................................................................................................... 24 沉淀池長度 .................................................................................................................. 24 沉淀池寬度 .................................................................................................................. 24 III 沉淀池格數(shù) .................................................................................................................. 24 校核長寬比及長深比 .................................................................................................... 25 污泥部分所需容積 ....................................................................................................... 25 每格沉淀池污泥部分所 需容積 ...................................................................................... 25 污泥斗容積 ................................................................................................................ 25 沉淀池總高度 ............................................................................................................. 26 進(jìn)水配水井 ................................................................................................................ 26 進(jìn)水渠道 .................................................................................................................... 26 出水堰 ....................................................................................................................... 27 出水渠道 .................................................................................................................... 27 進(jìn)水擋板、出水擋板 .................................................................................................. 27 排泥管 ....................................................................................................................... 28 刮泥裝置 ........................................................................................