Chapter 4: Activated Sludge Modelling - IqTMA-UVa
Chapter 4: Activated Sludge Modelling - IqTMA-UVa Chapter 4: Activated Sludge Modelling - IqTMA-UVa
Organic matter biodegradationAerobic Growth of heterotrophic biomass: Monod Kineticsˆ H1 ˆ2HH ˆHSSK SSSK SS S H: Heterotrophic biomass growth rateˆ H: Maximum specific rate for heterotrophic biomassK S : Half saturation constantIt provides and indication ofthe affinity of the biomassfor the substrateReadily biodegradable material (rbCOD = S S) is the only substrateParticulate matter must undergo a hydrolysis step before uptake78
Organic matter biodegradationSlowly biodegradable substrate hydrolylis (ρ 7 )XSSS 11 7khKX X XSBHXXSBH KOHSO SO hKKOHOH SO KNOSNO SNO XBHAssumptions:Extracellular (enzyme dependent: Xs/X BH ).Takes place both in aerobic and anoxic conditions (but at different rates)79
- 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
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- Page 44 and 45: Processes for Biological NitrogenRe
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- 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 76 and 77: Organic Matter BiodegradationORGANI
- 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: Monod Kineticsˆ H1 ˆ2HH ˆHSSK SSSK SS S H: Heterotrophic biomass growth rateˆ H: Maximum specific rate for heterotrophic biomassK S : Half saturation constantIt provides and indication ofthe affinity of the biomassfor the substrateReadily biodegradable material (rbCOD = S S) is the only substrateParticulate matter must undergo a hydrolysis step before uptake78
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