Chapter 4: Activated Sludge Modelling - IqTMA-UVa
Chapter 4: Activated Sludge Modelling - IqTMA-UVa Chapter 4: Activated Sludge Modelling - IqTMA-UVa
Organic Matter BiodegradationORGANICSOLUBLENITROGENORGANICPARTICULATENITROGENINERTSUBSTRATESOLUBLE S IINERTSUBSTRATESUSPENDEDS NSX NSX IAMMONIANITROGENS NHNITRATESS NOAUTOTROPHICBIOMASSX BAINERT SOLUBLENITROGENX NIREADILYBIODEGRADABLESUBSTRATES Sρ 7SLOWLYBIODEGRADABLESUBSTRATEHETEROTROPHICBIOMASSXρ BH1ρ 4DEBRISFROMBIOMASSX OX S76
Organic matter biodegradationAerobic growth of heterotrophic biomass (ρ 1 )COD-BalanceSs( 1Y) S i S Y X (1 Y) COHoXBNHHBHH2SOSS XB HSN H SA LK YH 1 1iX B1 iX B YHYH1 4 1 HKSSSSSKO HSOSOXB HSwitching functionAssumptions:(deactivation at low DO)• Type of substrate (S S ). No non-growth associated S S storage• Relationship between catabolic and anabolic reactions (Yield)• N consumption for growth (and associated alkalinity)77
- Page 26 and 27: Solid Retention Time (SRT)The SRT i
- Page 28 and 29: Expression of SBiomass balance:VdX/
- Page 30 and 31: Total mixed liquor VSS (MLVSS)MLVSS
- Page 32 and 33: ..and if we have nitrification??P M
- Page 34 and 35: Processes for BOD Removal andNitrif
- Page 36 and 37: Processes for BOD Removal andNitrif
- Page 38 and 39: Processes for BOD Removal andNitrif
- Page 40 and 41: Processes for BOD Removal andNitrif
- Page 42 and 43: Processes for BOD Removal andNitrif
- Page 44 and 45: Processes for Biological NitrogenRe
- Page 46 and 47: Processes for Biological NitrogenRe
- Page 48 and 49: Processes for Biological NitrogenRe
- Page 50 and 51: Processes for Biological NitrogenRe
- Page 52 and 53: Processes for Biological NitrogenRe
- Page 54 and 55: Processes for Biological NitrogenRe
- Page 56 and 57: Processes for Biological NitrogenRe
- Page 58 and 59: Processes for BiologicalPhosphorous
- Page 60 and 61: Processes for BiologicalPhosphorous
- Page 62 and 63: Processes for BiologicalPhosphorous
- Page 64 and 65: Activated Sludge ModelingASM nº164
- Page 66 and 67: Biological reaction kineticsMicroor
- Page 68 and 69: Model presentationMASS BALANCES:•
- Page 70 and 71: Components in ASM1Organic matter ch
- Page 72 and 73: Components in ASM172
- Page 74 and 75: Processes in ASM1Biological process
- Page 78 and 79: Organic matter biodegradationAerobi
- Page 80 and 81: Organic matter biodegradationSlowly
- Page 82 and 83: NitrificationNitrification Kinetics
- Page 84 and 85: NitrificationAutotrophic biomass de
- Page 86 and 87: NitrificationSoluble organic N ammo
- Page 88 and 89: DenitrificationHeterotrophic Biomas
- Page 90 and 91: Stoichiometric Matrix90
- Page 92 and 93: Conclusions• The Model works at c
- Page 94 and 95: In BioWin3Bioreactor Brush aeratorS
Organic matter biodegradationAerobic growth of heterotrophic biomass (ρ 1 )COD-BalanceSs( 1Y) S i S Y X (1 Y) COHoXBNHHBHH2SOSS XB HSN H SA LK YH 1 1iX B1 iX B YHYH1 4 1 HKSSSSSKO HSOSOXB HSwitching functionAssumptions:(deactivation at low DO)• Type of substrate (S S ). No non-growth associated S S storage• Relationship between catabolic and anabolic reactions (Yield)• N consumption for growth (and associated alkalinity)77