The Future of Activated Sludge - Central States Water Environment ...

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Energy Content of WastewaterHeat energySpecific heat of water = 4.1816 J/g •°C at 20°CChemical oxygen demand (COD)C 5 H 7 NO 2 + 5O 2 = 5CO 2 + NH 3 + 2H 2 O(113) 5(32)Chemical energy (Channiwala,1992), )HHV (MJ/kg) = 34.91 C + 117.83 H - 10.34 O- 1.51 N + 10.05 S - 2.11A
Energy Content of WastewaterConstituent Unit ValueWastewater, heat basis MJ/10°C•10 3 m 3 41,900Wastewater, COD basis MJ/kg COD 12 - 15Pi Primary sludge, dry MJ/kg TSS 15 - 15.9Secondary biosolids, dry MJ/kg TSS 12.4 - 13.5
Page 1 and 2: Some Thoughts ht On The FutureOf Wa
Page 3 and 4: A Question and Answer AboutWastewat
Page 5 and 6: Food Waste Management Options
Page 7: Constituents t in WastewatertConsti
Page 11 and 12: What is the Key Question - How toRe
Page 13 and 14: Modification of WastewaterCharacter
Page 15: Particle Size ModificationWith Prim
Page 18 and 19: Primary Effluent Filtration with We
Page 20 and 21: Wastewater Treatment Process Flow D
Page 22 and 23: Stainless Steel Cloth Filter (10 m)
Page 24 and 25: Use of Existing Collection System F
Page 26 and 27: Examples of Urine Separation Fixtur
Page 28 and 29: ConstituentPotential Impacts of Uri
Page 30 and 31: Future Wastewater Management
Page 32 and 33: Wastewater Treatment Process Flow D
Page 34 and 35: Integrated Wastewater Management Wi
Page 36 and 37: Recovery of Constituents fromRecove
Page 38 and 39: Take Away MessageIn closing, we mus

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