第十九章_污水處理廠設(shè)計(jì)

1、ssQaS1000污水處理廠所需面積污水處理廠所需面積一級(jí)處理廠一級(jí)處理廠沉淀法沉淀法一級(jí)強(qiáng)化處理廠一級(jí)強(qiáng)化處理廠化學(xué)混凝沉淀法化學(xué)混凝沉淀法快速生物處理法快速生物處理法化學(xué)生物絮凝處理化學(xué)生物絮凝處理二級(jí)處理廠二級(jí)處理廠生物處理法生物處理法注意事項(xiàng)注意事項(xiàng)g2vh20.40.9QB 1.25Bh0)m(B8 . 9/)Q5 . 1 (h322k)m(gB/Q73. 1h3220構(gòu)筑物名稱構(gòu)筑物名稱水頭損失水頭損失(cm)(cm)構(gòu)筑物名稱構(gòu)筑物名稱水頭損失水頭損失(cm)(cm)格柵格柵沉砂池沉砂池沉淀池：平流沉淀池：平流豎流豎流輻流輻流雙層沉淀池雙層沉淀池曝氣池：污水潛曝氣池：污水潛流入池

2、流入池污水跌水入池污水跌水入池101025251010252520204040404050505050606010102020252550505050150150生物濾池生物濾池( (工作高度為工作高度為2m2m時(shí)時(shí)) )：1) 1) 裝有旋轉(zhuǎn)式布水器裝有旋轉(zhuǎn)式布水器2) 2) 裝有固定噴灑布水器裝有固定噴灑布水器混合流或接觸池混合流或接觸池污泥干化場(chǎng)污泥干化場(chǎng)27027028028045045047547510103030200200350350注：本表僅作為初步設(shè)計(jì)階段水頭損失的估算 設(shè)計(jì)點(diǎn)設(shè)計(jì)點(diǎn)編號(hào)編號(hào)管渠名稱管渠名稱設(shè)計(jì)設(shè)計(jì)流量流量(L/s)(L/s)管渠設(shè)計(jì)參數(shù)管渠設(shè)計(jì)參數(shù)尺寸尺寸D

3、(mm)D(mm)或或B BH(m)H(m)h/Dh/D水深水深h h(m)(m)i i流速流速v v(m/s)(m/s)長(zhǎng)度長(zhǎng)度l l(m)(m)1 12 23 34 45 56 67 78 89 9E EE EF F3 3F F3 3F F3 3F F3 3D DD DF F2 2F F2 2C CC CF F1 1F F1 1F F1 1F F1 1出廠管入灌溉渠出廠管入灌溉渠出廠管出廠管出廠管出廠管沉淀池出水總渠沉淀池出水總渠沉淀池集水槽沉淀池集水槽沉淀池入流管沉淀池入流管計(jì)量堰計(jì)量堰曝氣池出水總渠曝氣池出水總渠曝氣池集水槽曝氣池集水槽計(jì)量堰計(jì)量堰曝氣池配水渠曝氣池配水渠往曝氣池配水渠

4、往曝氣池配水渠沉淀池出水總渠沉淀池出水總渠沉淀池集水槽沉淀池集水槽沉淀池入流管沉淀池入流管計(jì)量堰計(jì)量堰沉淀池配水渠沉淀池配水渠60060060060030030015015075/275/2150150150150600600150150300300300300300300150150150/2150/215015015015015015010001000100010006006000.60.61.01.00.300.300.530.534504500.840.841.01.00.60.60.550.550.840.840.850.856006000.60.61.01.00.350.350.5

5、30.534504500.80.81.51.50.80.80.80.80.750.750.80.80.80.80.450.450.350.350.250.250.380.380.640.640.420.420.260.260.620.620.540.540.350.350.250.250.440.440.480.480.460.460.0010.0010.00350.00350.00280.00280.00240.00240.00280.00281.011.011.371.370.940.941.071.070.940.94390390100100282828281010484827275 5

6、282811 113 356.3055.5255.37 55.2555.20 55.10 54.6554.33 54.6353.76 53.6653.4453.2252.6450.8452.3852.1651.7551.4451.7450.9450.8450.4950.4450.2050.0549.25點(diǎn)8點(diǎn)7點(diǎn)6點(diǎn)5點(diǎn)4（灌溉渠）二次沉淀池43.74F3曝氣池點(diǎn)3點(diǎn)246.63初次沉淀池F1曝氣沉沙池格柵點(diǎn)153.3050.00圖 24- B市污水處理廠污水處理流程高程布置圖85. 117. 1)(49. 2HfCvDLh mhf2 . 1)715 . 1)(3 . 0150(49. 285

7、. 117. 1 mhf20. 1)325 . 1)(2 . 070(49. 217. 1 m8 . 75 . 12 . 11 . 00 . 20 . 3 ) 11081. 9(1000)(40PCSAQCQsc污泥種類污泥種類進(jìn)泥含水進(jìn)泥含水率率（%）聚合物用量聚合物用量污泥干重（污泥干重（%）產(chǎn)泥能力產(chǎn)泥能力kgkg干污泥干污泥/ /（mmh h） 泥餅含水泥餅含水率率（%）生污泥生污泥初次污泥初次污泥909590950.090.20.090.225040025040065756575初次污泥初次污泥+ +活活性污泥性污泥9296.59296.50.150.50.150.515030015

8、030070807080消化污泥消化污泥初次污泥初次污泥919691960.10.30.10.325050025050065756575初次污泥初次污泥+ +活活性污泥性污泥939793970.20.50.20.512035012035070807080間歇循環(huán)延時(shí)曝氣活性污泥法間歇循環(huán)延時(shí)曝氣活性污泥法ICEASICEAS工藝工藝（Intermittent Cyclic Extended Aeration SystemIntermittent Cyclic Extended Aeration System）采用連續(xù)進(jìn)水系統(tǒng)，采用連續(xù)進(jìn)水系統(tǒng)，適用于較大規(guī)模污水適用于較大規(guī)模污水處理處理預(yù)反應(yīng)區(qū)主反應(yīng)區(qū)ICEAS工藝圖工藝圖 a. a. 沉淀會(huì)受到進(jìn)水?dāng)_動(dòng)，一般將池子設(shè)計(jì)成長(zhǎng)方形，沉淀會(huì)受到進(jìn)水?dāng)_動(dòng)，一般將池子設(shè)計(jì)成長(zhǎng)方形，使出水近似于平流沉淀池。使出水近似于平流沉淀池。b. b. 理想推流性能和污泥膨脹的控制理想推流性能和污泥膨脹的控制c. c. 因連續(xù)進(jìn)水而適用于較大型污水處理廠因連續(xù)進(jìn)水而適用于較大型污水處理廠d. d. 連續(xù)進(jìn)水不用進(jìn)水閥門(mén)之間切換，控制簡(jiǎn)單連續(xù)進(jìn)水不用進(jìn)水閥門(mén)之間切