（27）工艺计算A2O-AO-MBBR

序号区域编号单系池长/m单系池宽/m池深/m单系池容/m3全池容/m3合计池容/m3HRT/h合计HRT/h1厌氧区19.706.455.50344.11688.22688.221.101.1026.486.455.50229.88459.760.7436.486.455.50229.88459.760.7446.486.455.50229.88459.760.7457.486.455.50265.35530.710.85611.006.305.50381.15762.301.22737.825.355.501112.852225.713.56831.175.355.50917.181834.352.93931.175.355.50917.181834.352.934合计109254.919254.9114.8114.81序号区域编号单系池长/m单系池宽/m单系池深单系池容/m3全池容/m3合计池容HRT/h合计HRT/h1厌氧区19.706.455.50344.11688.22688.221.101.1026.486.455.50229.88459.760.7436.486.455.50229.88459.760.7446.486.455.50229.88459.760.7457.486.455.50265.35530.710.85611.006.305.50381.15762.301.22737.825.355.501112.852225.713.56831.175.355.50917.181834.352.934后置缺氧区920.575.355.50605.271210.541210.541.941.945后置好氧区1010.605.355.50311.91623.81623.811.001.006合计119254.919254.9114.817好氧填料区28.335.355.5833.611667.226.503缺氧区好氧区缺氧区好氧区1909.976656.722672.274060.06池容计算改造前池容改造后池容2323.0610.654.28一设计进水数据设计进水数据1设计水量Q015000.00m3/d2625.00m3/h3COD300.00mg/l4BOD145.00mg/l5NH3-N45.00mg/l6TN58.00mg/l7水温10.00℃8f=VSS/SS0.70二设计出水标准设计出水标准1COD30.00mg/l2BOD6.00mg/l3NH3-N1.50mg/l4TN10.00mg/l三工艺计算工艺计算A0厌氧区厌氧区1数量22单格有效容积344.11m33总有效容积688.22m34有效水深5.50m5水力停留时间1.10hrA1+O1+A2+O2脱氮量核算1O1需硝化的氮总量TKNd49.25mg/l738.75kg/d2A1+A2需反硝化的氮总量TNd1+TNd140.75mg/l611.25kg/d3A1前置反硝化的氮总量TNd123.32mg/l349.77kg/d4A1污泥反硝化的氮量19.95mg/l299.29kg/d5A1填料反硝化的氮量3.37mg/l50.48kg/d6A2反硝化的氮总量TNd217.43mg/l261.48kg/dA1缺氧区缺氧区MBBR1数量2.002单格有效容积1336.14m33总有效容积2672.27m34有效水深5.60m5水力停留时间4.28hr8设计进水TN58.00mg/l9设计出水TN27.25mg/l10TN去除率0.53A2O-AO-MBBR系统工艺计算2A1+A2需反硝化的氮总量TNd1+TNd2611.2516A1池活性污泥反硝化去除速率设计值Kde（10）0.028kgTN/(kgMLSS·d)4A1污泥反硝化的氮总量299.2918A1池反硝化填料去除量50.478kgTN19反硝化膜面负荷0.5gTN/(m2.d)20活性污泥MLSS设计值4000.00mg/l21悬浮填料填充率0.48只投5#池22A1填料有效生物膜面积100956.3023悬浮填料投加量126.20m324填料区池容265.35m3251m3悬浮填料有效比表面积设计值800.00m226计算前置反硝化回流比0.9027设计前置硝化液回流比1.00O1-MBBR1数量2.002单组有效容积2030.03m33总有效容积4060.06m34有效水深5.55m5水力停留时间6.50hr8生化池进水BOD负荷2175.00kgBOD9A1反硝化消耗的BOD2445.00kgBOD碳源不足12活性污泥硝化去除负荷设计值0.028kgNH4-N/(kgMLSS·d)活性污泥+填料硝化的总氮量738.75013O1活性污泥硝化的氮总量454.7314需要悬浮填料硝化