modelASM2dbase

Base class of WWTP modelling by ASM2d

Extends from Interfaces.conversion_factors (ASM2d conversion factors).

Information

This partial model provides connectors and equations that are needed in the biological 
components (nitrification and denitrification tank) for ASM2d wastewater treatment plant models.
Parameters are coded according the ASM2d [1] standard distribution.
Changes to this parameters are subject to the modeller.

Main Author:
   Gerald Reichl
   Technische Universitaet Ilmenau
   Faculty of Informatics and Automation
   Department Dynamics and Simulation of ecological Systems
   P.O. Box 10 05 65
   98684 Ilmenau
   Germany
   email: gerald.reichl@tu-ilmenau.de


References:

[1] M. Henze and W.Gujer and T. Mino and. M.v. Loosdrecht: Activated Sludge
    Models ASM1, ASM2, ASM2d, and ASM3. IWA Task Group on Mathematical Modelling
    for Design and Operation of Biological Wastewater Treatment, 2000.


This package is free software; it can be redistributed and/or modified under the terms of the Modelica license, see the license conditions and the accompanying
disclaimer in the documentation of package Modelica in file "Modelica/package.mo".

Copyright (C) 2001 - 2002, Gerald Reichl

Parameters

TypeNameDefaultDescription
Reali_N_Si (from conversion_factors)0.01N content of inert soluble COD Si [gN/gCOD]
Reali_N_Sf (from conversion_factors)0.03N content of fermentable substrates Sf [gN/gCOD]
Reali_N_Xi (from conversion_factors)0.02N content of inert particulate COD Xi [gN/gCOD]
Reali_N_Xs (from conversion_factors)0.04N content of slowly biodegradable substrate Xs [gN/gCOD]
Reali_N_BM (from conversion_factors)0.07N content of biomass, Xh, Xpao, Xa [gN/gCOD]
Reali_P_Si (from conversion_factors)0.0P content of inert soluble COD Si [gP/gCOD]
Reali_P_Sf (from conversion_factors)0.01P content of fermentable substrates Sf [gP/gCOD]
Reali_P_Xi (from conversion_factors)0.01P content of inert particulate COD Xi [gP/gCOD]
Reali_P_Xs (from conversion_factors)0.01P content of slowly biodegradable substrate Xs [gP/gCOD]
Reali_P_BM (from conversion_factors)0.02P content of biomass, Xh, Xpao, Xa [gP/gCOD]
Reali_TSS_Xi (from conversion_factors)0.75TSS to COD ratio for Xi [gTSS/gCOD]
Reali_TSS_Xs (from conversion_factors)0.75TSS to COD ratio for Xs [gTSS/gCOD]
Reali_TSS_BM (from conversion_factors)0.9TSS to COD ratio for biomass, Xh, Xpao, Xa [gTSS/gCOD]
Realf_Si0.0Production of Si in hydrolysis [gCOD/gCOD]
RealY_H0.625Yield coefficient [gCOD/gCOD]
Realf_Xih0.1Fraction of inert COD generated in biomass lysis [gCOD/gCOD]
RealY_PAO0.625Yield coefficient (biomass/PHA) [gCOD/gCOD]
RealY_PO0.4PP requirement (PO4 release) per PHA stored [gP/gCOD]
RealY_PHA0.2PHA requirement for PP storage [gCOD/gP]
Realf_Xip0.1Fraction of inert COD generated in biomass lysis [gCOD/gCOD]
RealY_A0.24Yield of autotrophic biomass per NO3-N [gCOD/gN]
Realf_Xia0.1Fraction of inert COD generated in biomass lysis [gCOD/gCOD]
Realv_1_NHi_N_Xs - (1 - f_Si)*i_N_Sf - f_Si*i_N_Si
Realv_2_NHi_N_Xs - (1 - f_Si)*i_N_Sf - f_Si*i_N_Si
Realv_3_NHi_N_Xs - (1 - f_Si)*i_N_Sf - f_Si*i_N_Si
Realv_4_NHi_N_Sf/Y_H - i_N_BM
Realv_5_NH-i_N_BM
Realv_6_NHi_N_Sf/Y_H - i_N_BM
Realv_7_NH-i_N_BM
Realv_8_NHi_N_Sf
Realv_9_NHi_N_BM - f_Xih*i_N_Xi - (1 - f_Xih)*i_N_Xs
Realv_13_NH-i_N_BM
Realv_14_NH-i_N_BM
Realv_15_NHi_N_BM - f_Xip*i_N_Xi - (1 - f_Xip)*i_N_Xs
Realv_18_NH-1/Y_A - i_N_BM
Realv_19_NHi_N_BM - f_Xia*i_N_Xi - (1 - f_Xia)*i_N_Xs
Realv_1_POi_P_Xs - (1 - f_Si)*i_P_Sf - f_Si*i_P_Si
Realv_2_POi_P_Xs - (1 - f_Si)*i_P_Sf - f_Si*i_P_Si
Realv_3_POi_P_Xs - (1 - f_Si)*i_P_Sf - f_Si*i_P_Si
Realv_4_POi_P_Sf/Y_H - i_P_BM
Realv_5_PO-i_P_BM
Realv_6_POi_P_Sf/Y_H - i_P_BM
Realv_7_PO-i_P_BM
Realv_8_POi_P_Sf
Realv_9_POi_P_BM - f_Xih*i_P_Xi - (1 - f_Xih)*i_P_Xs
Realv_15_POi_P_BM - f_Xip*i_P_Xi - (1 - f_Xip)*i_P_Xs
Realv_19_POi_P_BM - f_Xia*i_P_Xi - (1 - f_Xia)*i_P_Xs
Realv_12_NO-Y_PHA/2.86
Realv_14_NO-(1 - Y_PAO)/(2.86*Y_PAO)
Realv_12_N2-v_12_NO
Realv_14_N2-v_14_NO
Realv_1_ALKv_1_NH/14 + v_1_PO*(-1.5/31)
Realv_2_ALKv_2_NH/14 + v_2_PO*(-1.5/31)
Realv_3_ALKv_3_NH/14 + v_3_PO*(-1.5/31)
Realv_4_ALKv_4_NH/14 + v_4_PO*(-1.5/31)
Realv_5_ALK1/(Y_H*64) + v_5_NH/14 + v_5_PO*(-1.5/31)
Realv_6_ALKv_6_NH/14 + (1 - Y_H)/(2.86*Y_H*14) + v_6_PO*(-1.5/31)
Realv_7_ALK1/(Y_H*64) + v_7_NH/14 + (1 - Y_H)/(2.86*Y_H*14) + v_7_PO*(-1.5/31)
Realv_8_ALKv_8_NH/14 + v_8_PO*(-1.5/31) - 1/64
Realv_9_ALKv_9_NH/14 + v_9_PO*(-1.5/31)
Realv_10_ALK1/64 + Y_PO*(-1.5/31) - Y_PO*(-1/31)
Realv_11_ALK(1.5 - 1)/31
Realv_12_ALKv_12_NO*(-1/14) + (1.5 - 1)/31
Realv_13_ALKv_13_NH/14 - i_P_BM*(-1.5/31)
Realv_14_ALKv_14_NH/14 - v_14_NO/14 - i_P_BM*(-1.5/31)
Realv_15_ALKv_15_NH/14 + v_15_PO*(-1.5/31)
Realv_16_ALK(1 - 1.5)/31
Realv_17_ALK-1/64
Realv_18_ALKv_18_NH/14 - 1/(Y_A*14) - i_P_BM*(-1.5/31)
Realv_19_ALKv_19_NH/14 + v_19_PO*(-1.5/31)
Realv_20_ALK1.5/31
Realv_21_ALK-1.5/31
Realv_1_TSS-i_TSS_Xs
Realv_2_TSS-i_TSS_Xs
Realv_3_TSS-i_TSS_Xs
Realv_4_TSSi_TSS_BM
Realv_5_TSSi_TSS_BM
Realv_6_TSSi_TSS_BM
Realv_7_TSSi_TSS_BM
Realv_9_TSSf_Xih*i_TSS_Xi + (1 - f_Xih)*i_TSS_Xs - i_TSS_BM
Realv_10_TSS-Y_PO*3.23 + 0.6
Realv_11_TSS3.23 - Y_PHA*0.6
Realv_12_TSS3.23 - Y_PHA*0.6
Realv_13_TSSi_TSS_BM - 0.6/Y_PAO
Realv_14_TSSi_TSS_BM - 0.6/Y_PAO
Realv_15_TSSf_Xip*i_TSS_Xi + (1 - f_Xip)*i_TSS_Xs - i_TSS_BM
Realv_16_TSS-3.23
Realv_17_TSS-0.6
Realv_18_TSSi_TSS_BM
Realv_19_TSSf_Xia*i_TSS_Xi + (1 - f_Xia)*i_TSS_Xs - i_TSS_BM
Realv_13_O-(1 - Y_PAO)/Y_PAO
RealK_h_T3.0Hydrolysis rate at T=20 deg C [d^-1]
Realeta_NO_Xs0.6Anoxic hydrolysis reduction factor [-]
Realeta_fe0.4Anaerobic hydrolysis reduction factor [-]
RealK_O_Xs0.2Saturation/inhibition coefficient for oxygen [g O2/m3]
RealK_NO_Xs0.5Saturation/inhibition coefficient for nitrate [g N/m3]
RealK_X0.1Saturation coefficient for particulate COD [g Xs/(g Xh)]
Realmu_H_T6.0Maximum growth rate on substrate at T=20 deg C [g Xs/(g Xh)/d]
Realrho_fe_T3.0Maximum rate for fermentation at T=20 deg C [g Sf/(g Xh)/d]
Realeta_NO_Xh0.8Reduction factor for denitrification [-]
Realb_H_T0.4Rate for lysis and decay at T=20 deg C [d^-1]
RealK_O_Xh0.2Saturation/inhibition coefficient for oxygen [g O2/m3]
RealK_F4.0Saturation coefficient for growth on Sf [g COD/m3]
RealK_fe4.0Saturation coefficient for fermentation of Sf [g COD/m3]
RealK_A_Xh4.0Saturation coefficient for growth on acetate Sa [g COD/m3]
RealK_NO_Xh0.5Saturation/inhibition coefficient for nitrate [g N/m3]
RealK_NH_Xh0.05Saturation coefficient for ammonium (nutrient) [g N/m3]
RealK_P_Xh0.01Saturation coefficient for phosphate (nutrient) [g P/m3]
RealK_ALK_Xh0.1Saturation coefficient for alkalinity (HCO3) [mole HCO3/m3]
Realrho_PHA_T3.0Rate for storage of Xpha (base Xpp) at T=20 deg C [g Xpha/(g Xpao)/d]
Realrho_PP_T1.5Rate for storage of Xpp at T=20 deg C [g Xpp/(g Xpao)/d]
Realmu_PAO_T1.0Maximum growth rate of PAO at T=20 deg C [d^-1]
Realeta_NO_Xpao0.6Reduction factor for anoxic activity [-]
Realb_PAO_T0.2Rate for lysis of Xpao at T=20 deg C [d^-1]
Realb_PP_T0.2Rate for lysis of Xpp at T=20 dedg C [d^-1]
Realb_PHA_T0.2Rate for lysis of Xpha at T=20 deg C [d^-1]
RealK_O_Xpao0.2Saturation/inhibition coefficient for oxygen [g O2/m3]
RealK_NO_Xpao0.5Saturation coefficient for nitrate, Sno3 [g N/m3]
RealK_A_Xpao4.0Saturation coefficient for acetate, Sa [g COD/m3]
RealK_NH_Xpao0.05Saturation coefficient for ammonium (nutrient) [g N/m3]
RealK_PS0.2Saturation coefficient for phosphorus in storage of PP [g P/m3]
RealK_P_Xpao0.01Saturation coefficient for phosphate (nutrient) [g P/m3]
RealK_ALK_Xpao0.1Saturation coefficient for alkalinity (HCO3) [mole HCO3/m3]
RealK_PP0.01Saturation coefficient for poly-phosphate [g Xpp/(g Xpao)]
RealK_MAX0.34Maximum ratio of Xpp/Xpao [g Xpp/(g Xpao)]
RealK_IPP0.02Inhibition coefficient for PP storage [g Xpp/(g Xpao)]
RealK_PHA0.01Saturation coefficient for PHA [g Xpha/(g Xpao)]
Realmu_AUT_T1.0Maximum growth rate of Xa at T=20 deg C [d^-1]
Realb_AUT_T0.15Decay rate of Xa at T=20 deg C [d^-1]
RealK_O_Xa0.5Saturation coefficient for oxygen [g O2/m3]
RealK_NH_Xa1.0Saturation coefficient for ammonium (substrate) [g N/m3]
RealK_ALK_Xa0.5Saturation coefficient for alkalinity (HCO3) [mole HCO3/m3]
RealK_P_Xa0.01Saturation coefficient for phosphate (nutrient) [g P/m3]
Realk_PRE1.0Rate constant for P precipitation [m3/(g Fe(OH3))/d]
Realk_RED0.6Rate constant for redissolution [d^-1]
RealK_ALK_Pre0.5Saturation coefficient for alkalinity [mole HCO3/m3]

Connectors

TypeNameDefaultDescription
Interfaces.WWFlowAsm2dinIn
Interfaces.WWFlowAsm2doutOut
Interfaces.WWFlowAsm2doutMeasurePort
Modelica.Blocks.Interfaces.RealInputT

Components

TypeNameDefaultDescription
RealK_hHydrolysis rate [d^-1]
Realmu_HMaximum growth rate on substrate [g Xs/(g Xh)/d]
Realrho_feMaximum rate for fermentation [g Sf/(g Xh)/d]
Realb_HRate for lysis and decay [d^-1]
Realrho_PHARate for storage of Xpha (base Xpp) [g Xpha/(g Xpao)/d]
Realrho_PPRate for storage of Xpp [g Xpp/(g Xpao)/d]
Realmu_PAOMaximum growth rate of PAO [d^-1]
Realb_PAORate for lysis of Xpao [d^-1]
Realb_PPRate for lysis of Xpp [d^-1]
Realb_PHARate for lysis of Xpha [d^-1]
Realmu_AUTMaximum growth rate of Xa [d^-1]
Realb_AUTDecay rate of Xa [d^-1]
WWU.MassConcentrationSoDissolved oxygen
WWU.MassConcentrationSfReadily biodegradable substrate
WWU.MassConcentrationSaFermentation products
WWU.MassConcentrationSnhAmmonium
WWU.MassConcentrationSnoNitrate (plus nitrite)
WWU.MassConcentrationSpoPhosphate
WWU.MassConcentrationSiInert, non biodegradable organics
WWU.AlkalinitySalkBicarbonate alkalinity
WWU.MassConcentrationSn2Dinitrogen
WWU.MassConcentrationXiInert, non biodegradable organics
WWU.MassConcentrationXsSlowly biodegradable substrate
WWU.MassConcentrationXhHeterotrophic biomass
WWU.MassConcentrationXpaoPhosphorus-accumulating organisms, PAO
WWU.MassConcentrationXppStored poly-phosphate of PAO
WWU.MassConcentrationXphaOragnic storage products of PAO
WWU.MassConcentrationXaAutotrophic, nitrifying biomass
WWU.MassConcentrationXmeohFerric-hydroxide Fe(OH)3
WWU.MassConcentrationXmepFerric-phosphate FePO4
WWU.MassConcentrationXtssParticulate material as model component
Realp1
Realp2
Realp3
Realp4
Realp5
Realp6
Realp7
Realp8
Realp9
Realp10
Realp11
Realp12
Realp13
Realp14
Realp15
Realp16
Realp17
Realp18
Realp19
Realp20
Realp21
Realr1
Realr2
Realr3
Realr4
Realr5
Realr6
Realr7
Realr8
Realr9
Realr10
Realr11
Realr12
Realr13
Realr14
Realr15
Realr16
Realr17
Realr18
Realr19
RealinputSo
RealinputSf
RealinputSa
RealinputSnh
RealinputSno
RealinputSpo
RealinputSi
RealinputSalk
RealinputSn2
RealinputXi
RealinputXs
RealinputXh
RealinputXpao
RealinputXpp
RealinputXpha
RealinputXa
RealinputXtss
RealinputXmeoh
RealinputXmep
Realaeration

Contents

NameDescription
WWU