modelprecipitation

Phosphorus precipitation tank
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Extends from WasteWater.Icons.precipitation (Icon for a precipitation tank), Interfaces.ASM2dbase (Base class of WWTP modelling by ASM2d).

Information

This ASM2d component is used to model the chemical Phosphorus precipitation
with FeCl3 as precipitant.

Parameters:

      - all ASM2d conversion factors and stoichiometric and kinetic parameters
 V    - Volume of precipitation tank [m3]
 Wsub - effective substance in precipitant [mol/kg]
 D    - density of precipitant [kg/l]
 beta - precipitant surplus
 Qmin - minimum flow rate of precipitant [l/h]
 MP   - molar mass of phosphorus [g/mol]
 Mpre - molar mass of precipitant [g/mol]

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_Si (from ASM2dbase)0.0Production of Si in hydrolysis [gCOD/gCOD]
RealY_H (from ASM2dbase)0.625Yield coefficient [gCOD/gCOD]
Realf_Xih (from ASM2dbase)0.1Fraction of inert COD generated in biomass lysis [gCOD/gCOD]
RealY_PAO (from ASM2dbase)0.625Yield coefficient (biomass/PHA) [gCOD/gCOD]
RealY_PO (from ASM2dbase)0.4PP requirement (PO4 release) per PHA stored [gP/gCOD]
RealY_PHA (from ASM2dbase)0.2PHA requirement for PP storage [gCOD/gP]
Realf_Xip (from ASM2dbase)0.1Fraction of inert COD generated in biomass lysis [gCOD/gCOD]
RealY_A (from ASM2dbase)0.24Yield of autotrophic biomass per NO3-N [gCOD/gN]
Realf_Xia (from ASM2dbase)0.1Fraction of inert COD generated in biomass lysis [gCOD/gCOD]
Realv_1_NH (from ASM2dbase)i_N_Xs - (1 - f_Si)*i_N_Sf - f_Si*i_N_Si
Realv_2_NH (from ASM2dbase)i_N_Xs - (1 - f_Si)*i_N_Sf - f_Si*i_N_Si
Realv_3_NH (from ASM2dbase)i_N_Xs - (1 - f_Si)*i_N_Sf - f_Si*i_N_Si
Realv_4_NH (from ASM2dbase)i_N_Sf/Y_H - i_N_BM
Realv_5_NH (from ASM2dbase)-i_N_BM
Realv_6_NH (from ASM2dbase)i_N_Sf/Y_H - i_N_BM
Realv_7_NH (from ASM2dbase)-i_N_BM
Realv_8_NH (from ASM2dbase)i_N_Sf
Realv_9_NH (from ASM2dbase)i_N_BM - f_Xih*i_N_Xi - (1 - f_Xih)*i_N_Xs
Realv_13_NH (from ASM2dbase)-i_N_BM
Realv_14_NH (from ASM2dbase)-i_N_BM
Realv_15_NH (from ASM2dbase)i_N_BM - f_Xip*i_N_Xi - (1 - f_Xip)*i_N_Xs
Realv_18_NH (from ASM2dbase)-1/Y_A - i_N_BM
Realv_19_NH (from ASM2dbase)i_N_BM - f_Xia*i_N_Xi - (1 - f_Xia)*i_N_Xs
Realv_1_PO (from ASM2dbase)i_P_Xs - (1 - f_Si)*i_P_Sf - f_Si*i_P_Si
Realv_2_PO (from ASM2dbase)i_P_Xs - (1 - f_Si)*i_P_Sf - f_Si*i_P_Si
Realv_3_PO (from ASM2dbase)i_P_Xs - (1 - f_Si)*i_P_Sf - f_Si*i_P_Si
Realv_4_PO (from ASM2dbase)i_P_Sf/Y_H - i_P_BM
Realv_5_PO (from ASM2dbase)-i_P_BM
Realv_6_PO (from ASM2dbase)i_P_Sf/Y_H - i_P_BM
Realv_7_PO (from ASM2dbase)-i_P_BM
Realv_8_PO (from ASM2dbase)i_P_Sf
Realv_9_PO (from ASM2dbase)i_P_BM - f_Xih*i_P_Xi - (1 - f_Xih)*i_P_Xs
Realv_15_PO (from ASM2dbase)i_P_BM - f_Xip*i_P_Xi - (1 - f_Xip)*i_P_Xs
Realv_19_PO (from ASM2dbase)i_P_BM - f_Xia*i_P_Xi - (1 - f_Xia)*i_P_Xs
Realv_12_NO (from ASM2dbase)-Y_PHA/2.86
Realv_14_NO (from ASM2dbase)-(1 - Y_PAO)/(2.86*Y_PAO)
Realv_12_N2 (from ASM2dbase)-v_12_NO
Realv_14_N2 (from ASM2dbase)-v_14_NO
Realv_1_ALK (from ASM2dbase)v_1_NH/14 + v_1_PO*(-1.5/31)
Realv_2_ALK (from ASM2dbase)v_2_NH/14 + v_2_PO*(-1.5/31)
Realv_3_ALK (from ASM2dbase)v_3_NH/14 + v_3_PO*(-1.5/31)
Realv_4_ALK (from ASM2dbase)v_4_NH/14 + v_4_PO*(-1.5/31)
Realv_5_ALK (from ASM2dbase)1/(Y_H*64) + v_5_NH/14 + v_5_PO*(-1.5/31)
Realv_6_ALK (from ASM2dbase)v_6_NH/14 + (1 - Y_H)/(2.86*Y_H*14) + v_6_PO*(-1.5/31)
Realv_7_ALK (from ASM2dbase)1/(Y_H*64) + v_7_NH/14 + (1 - Y_H)/(2.86*Y_H*14) + v_7_PO*(-1.5/31)
Realv_8_ALK (from ASM2dbase)v_8_NH/14 + v_8_PO*(-1.5/31) - 1/64
Realv_9_ALK (from ASM2dbase)v_9_NH/14 + v_9_PO*(-1.5/31)
Realv_10_ALK (from ASM2dbase)1/64 + Y_PO*(-1.5/31) - Y_PO*(-1/31)
Realv_11_ALK (from ASM2dbase)(1.5 - 1)/31
Realv_12_ALK (from ASM2dbase)v_12_NO*(-1/14) + (1.5 - 1)/31
Realv_13_ALK (from ASM2dbase)v_13_NH/14 - i_P_BM*(-1.5/31)
Realv_14_ALK (from ASM2dbase)v_14_NH/14 - v_14_NO/14 - i_P_BM*(-1.5/31)
Realv_15_ALK (from ASM2dbase)v_15_NH/14 + v_15_PO*(-1.5/31)
Realv_16_ALK (from ASM2dbase)(1 - 1.5)/31
Realv_17_ALK (from ASM2dbase)-1/64
Realv_18_ALK (from ASM2dbase)v_18_NH/14 - 1/(Y_A*14) - i_P_BM*(-1.5/31)
Realv_19_ALK (from ASM2dbase)v_19_NH/14 + v_19_PO*(-1.5/31)
Realv_20_ALK (from ASM2dbase)1.5/31
Realv_21_ALK (from ASM2dbase)-1.5/31
Realv_1_TSS (from ASM2dbase)-i_TSS_Xs
Realv_2_TSS (from ASM2dbase)-i_TSS_Xs
Realv_3_TSS (from ASM2dbase)-i_TSS_Xs
Realv_4_TSS (from ASM2dbase)i_TSS_BM
Realv_5_TSS (from ASM2dbase)i_TSS_BM
Realv_6_TSS (from ASM2dbase)i_TSS_BM
Realv_7_TSS (from ASM2dbase)i_TSS_BM
Realv_9_TSS (from ASM2dbase)f_Xih*i_TSS_Xi + (1 - f_Xih)*i_TSS_Xs - i_TSS_BM
Realv_10_TSS (from ASM2dbase)-Y_PO*3.23 + 0.6
Realv_11_TSS (from ASM2dbase)3.23 - Y_PHA*0.6
Realv_12_TSS (from ASM2dbase)3.23 - Y_PHA*0.6
Realv_13_TSS (from ASM2dbase)i_TSS_BM - 0.6/Y_PAO
Realv_14_TSS (from ASM2dbase)i_TSS_BM - 0.6/Y_PAO
Realv_15_TSS (from ASM2dbase)f_Xip*i_TSS_Xi + (1 - f_Xip)*i_TSS_Xs - i_TSS_BM
Realv_16_TSS (from ASM2dbase)-3.23
Realv_17_TSS (from ASM2dbase)-0.6
Realv_18_TSS (from ASM2dbase)i_TSS_BM
Realv_19_TSS (from ASM2dbase)f_Xia*i_TSS_Xi + (1 - f_Xia)*i_TSS_Xs - i_TSS_BM
Realv_13_O (from ASM2dbase)-(1 - Y_PAO)/Y_PAO
RealK_h_T (from ASM2dbase)3.0Hydrolysis rate at T=20 deg C [d^-1]
Realeta_NO_Xs (from ASM2dbase)0.6Anoxic hydrolysis reduction factor [-]
Realeta_fe (from ASM2dbase)0.4Anaerobic hydrolysis reduction factor [-]
RealK_O_Xs (from ASM2dbase)0.2Saturation/inhibition coefficient for oxygen [g O2/m3]
RealK_NO_Xs (from ASM2dbase)0.5Saturation/inhibition coefficient for nitrate [g N/m3]
RealK_X (from ASM2dbase)0.1Saturation coefficient for particulate COD [g Xs/(g Xh)]
Realmu_H_T (from ASM2dbase)6.0Maximum growth rate on substrate at T=20 deg C [g Xs/(g Xh)/d]
Realrho_fe_T (from ASM2dbase)3.0Maximum rate for fermentation at T=20 deg C [g Sf/(g Xh)/d]
Realeta_NO_Xh (from ASM2dbase)0.8Reduction factor for denitrification [-]
Realb_H_T (from ASM2dbase)0.4Rate for lysis and decay at T=20 deg C [d^-1]
RealK_O_Xh (from ASM2dbase)0.2Saturation/inhibition coefficient for oxygen [g O2/m3]
RealK_F (from ASM2dbase)4.0Saturation coefficient for growth on Sf [g COD/m3]
RealK_fe (from ASM2dbase)4.0Saturation coefficient for fermentation of Sf [g COD/m3]
RealK_A_Xh (from ASM2dbase)4.0Saturation coefficient for growth on acetate Sa [g COD/m3]
RealK_NO_Xh (from ASM2dbase)0.5Saturation/inhibition coefficient for nitrate [g N/m3]
RealK_NH_Xh (from ASM2dbase)0.05Saturation coefficient for ammonium (nutrient) [g N/m3]
RealK_P_Xh (from ASM2dbase)0.01Saturation coefficient for phosphate (nutrient) [g P/m3]
RealK_ALK_Xh (from ASM2dbase)0.1Saturation coefficient for alkalinity (HCO3) [mole HCO3/m3]
Realrho_PHA_T (from ASM2dbase)3.0Rate for storage of Xpha (base Xpp) at T=20 deg C [g Xpha/(g Xpao)/d]
Realrho_PP_T (from ASM2dbase)1.5Rate for storage of Xpp at T=20 deg C [g Xpp/(g Xpao)/d]
Realmu_PAO_T (from ASM2dbase)1.0Maximum growth rate of PAO at T=20 deg C [d^-1]
Realeta_NO_Xpao (from ASM2dbase)0.6Reduction factor for anoxic activity [-]
Realb_PAO_T (from ASM2dbase)0.2Rate for lysis of Xpao at T=20 deg C [d^-1]
Realb_PP_T (from ASM2dbase)0.2Rate for lysis of Xpp at T=20 dedg C [d^-1]
Realb_PHA_T (from ASM2dbase)0.2Rate for lysis of Xpha at T=20 deg C [d^-1]
RealK_O_Xpao (from ASM2dbase)0.2Saturation/inhibition coefficient for oxygen [g O2/m3]
RealK_NO_Xpao (from ASM2dbase)0.5Saturation coefficient for nitrate, Sno3 [g N/m3]
RealK_A_Xpao (from ASM2dbase)4.0Saturation coefficient for acetate, Sa [g COD/m3]
RealK_NH_Xpao (from ASM2dbase)0.05Saturation coefficient for ammonium (nutrient) [g N/m3]
RealK_PS (from ASM2dbase)0.2Saturation coefficient for phosphorus in storage of PP [g P/m3]
RealK_P_Xpao (from ASM2dbase)0.01Saturation coefficient for phosphate (nutrient) [g P/m3]
RealK_ALK_Xpao (from ASM2dbase)0.1Saturation coefficient for alkalinity (HCO3) [mole HCO3/m3]
RealK_PP (from ASM2dbase)0.01Saturation coefficient for poly-phosphate [g Xpp/(g Xpao)]
RealK_MAX (from ASM2dbase)0.34Maximum ratio of Xpp/Xpao [g Xpp/(g Xpao)]
RealK_IPP (from ASM2dbase)0.02Inhibition coefficient for PP storage [g Xpp/(g Xpao)]
RealK_PHA (from ASM2dbase)0.01Saturation coefficient for PHA [g Xpha/(g Xpao)]
Realmu_AUT_T (from ASM2dbase)1.0Maximum growth rate of Xa at T=20 deg C [d^-1]
Realb_AUT_T (from ASM2dbase)0.15Decay rate of Xa at T=20 deg C [d^-1]
RealK_O_Xa (from ASM2dbase)0.5Saturation coefficient for oxygen [g O2/m3]
RealK_NH_Xa (from ASM2dbase)1.0Saturation coefficient for ammonium (substrate) [g N/m3]
RealK_ALK_Xa (from ASM2dbase)0.5Saturation coefficient for alkalinity (HCO3) [mole HCO3/m3]
RealK_P_Xa (from ASM2dbase)0.01Saturation coefficient for phosphate (nutrient) [g P/m3]
Realk_PRE (from ASM2dbase)1.0Rate constant for P precipitation [m3/(g Fe(OH3))/d]
Realk_RED (from ASM2dbase)0.6Rate constant for redissolution [d^-1]
RealK_ALK_Pre (from ASM2dbase)0.5Saturation coefficient for alkalinity [mole HCO3/m3]
Modelica.SIunits.VolumeV50Volume of precipitation tank
RealWsub2.5effective substance in precipitant [mol/kg]
RealD1.4density of precipitant [kg/l]
Realbeta5.0precipitant surplus
RealQmin5.0Minimum flow of precipitant [l/h]
RealMP30.97Molar Mass of Phosphorus [g/mol]
RealMpre55.85Molar Mass of precipitant [g/mol]

Connectors

TypeNameDefaultDescription
Interfaces.WWFlowAsm2dinIn (from ASM2dbase)
Interfaces.WWFlowAsm2doutOut (from ASM2dbase)
Interfaces.WWFlowAsm2doutMeasurePort (from ASM2dbase)
Modelica.Blocks.Interfaces.RealInputT (from ASM2dbase)

Components

TypeNameDefaultDescription
RealK_h (from ASM2dbase)Hydrolysis rate [d^-1]
Realmu_H (from ASM2dbase)Maximum growth rate on substrate [g Xs/(g Xh)/d]
Realrho_fe (from ASM2dbase)Maximum rate for fermentation [g Sf/(g Xh)/d]
Realb_H (from ASM2dbase)Rate for lysis and decay [d^-1]
Realrho_PHA (from ASM2dbase)Rate for storage of Xpha (base Xpp) [g Xpha/(g Xpao)/d]
Realrho_PP (from ASM2dbase)Rate for storage of Xpp [g Xpp/(g Xpao)/d]
Realmu_PAO (from ASM2dbase)Maximum growth rate of PAO [d^-1]
Realb_PAO (from ASM2dbase)Rate for lysis of Xpao [d^-1]
Realb_PP (from ASM2dbase)Rate for lysis of Xpp [d^-1]
Realb_PHA (from ASM2dbase)Rate for lysis of Xpha [d^-1]
Realmu_AUT (from ASM2dbase)Maximum growth rate of Xa [d^-1]
Realb_AUT (from ASM2dbase)Decay rate of Xa [d^-1]
WWU.MassConcentrationSo (from ASM2dbase)Dissolved oxygen
WWU.MassConcentrationSf (from ASM2dbase)Readily biodegradable substrate
WWU.MassConcentrationSa (from ASM2dbase)Fermentation products
WWU.MassConcentrationSnh (from ASM2dbase)Ammonium
WWU.MassConcentrationSno (from ASM2dbase)Nitrate (plus nitrite)
WWU.MassConcentrationSpo (from ASM2dbase)Phosphate
WWU.MassConcentrationSi (from ASM2dbase)Inert, non biodegradable organics
WWU.AlkalinitySalk (from ASM2dbase)Bicarbonate alkalinity
WWU.MassConcentrationSn2 (from ASM2dbase)Dinitrogen
WWU.MassConcentrationXi (from ASM2dbase)Inert, non biodegradable organics
WWU.MassConcentrationXs (from ASM2dbase)Slowly biodegradable substrate
WWU.MassConcentrationXh (from ASM2dbase)Heterotrophic biomass
WWU.MassConcentrationXpao (from ASM2dbase)Phosphorus-accumulating organisms, PAO
WWU.MassConcentrationXpp (from ASM2dbase)Stored poly-phosphate of PAO
WWU.MassConcentrationXpha (from ASM2dbase)Oragnic storage products of PAO
WWU.MassConcentrationXa (from ASM2dbase)Autotrophic, nitrifying biomass
WWU.MassConcentrationXmeoh (from ASM2dbase)Ferric-hydroxide Fe(OH)3
WWU.MassConcentrationXmep (from ASM2dbase)Ferric-phosphate FePO4
WWU.MassConcentrationXtss (from ASM2dbase)Particulate material as model component
Realp1 (from ASM2dbase)
Realp2 (from ASM2dbase)
Realp3 (from ASM2dbase)
Realp4 (from ASM2dbase)
Realp5 (from ASM2dbase)
Realp6 (from ASM2dbase)
Realp7 (from ASM2dbase)
Realp8 (from ASM2dbase)
Realp9 (from ASM2dbase)
Realp10 (from ASM2dbase)
Realp11 (from ASM2dbase)
Realp12 (from ASM2dbase)
Realp13 (from ASM2dbase)
Realp14 (from ASM2dbase)
Realp15 (from ASM2dbase)
Realp16 (from ASM2dbase)
Realp17 (from ASM2dbase)
Realp18 (from ASM2dbase)
Realp19 (from ASM2dbase)
Realp20 (from ASM2dbase)
Realp21 (from ASM2dbase)
Realr1 (from ASM2dbase)
Realr2 (from ASM2dbase)
Realr3 (from ASM2dbase)
Realr4 (from ASM2dbase)
Realr5 (from ASM2dbase)
Realr6 (from ASM2dbase)
Realr7 (from ASM2dbase)
Realr8 (from ASM2dbase)
Realr9 (from ASM2dbase)
Realr10 (from ASM2dbase)
Realr11 (from ASM2dbase)
Realr12 (from ASM2dbase)
Realr13 (from ASM2dbase)
Realr14 (from ASM2dbase)
Realr15 (from ASM2dbase)
Realr16 (from ASM2dbase)
Realr17 (from ASM2dbase)
Realr18 (from ASM2dbase)
Realr19 (from ASM2dbase)
RealinputSo (from ASM2dbase)
RealinputSf (from ASM2dbase)
RealinputSa (from ASM2dbase)
RealinputSnh (from ASM2dbase)
RealinputSno (from ASM2dbase)
RealinputSpo (from ASM2dbase)
RealinputSi (from ASM2dbase)
RealinputSalk (from ASM2dbase)
RealinputSn2 (from ASM2dbase)
RealinputXi (from ASM2dbase)
RealinputXs (from ASM2dbase)
RealinputXh (from ASM2dbase)
RealinputXpao (from ASM2dbase)
RealinputXpp (from ASM2dbase)
RealinputXpha (from ASM2dbase)
RealinputXa (from ASM2dbase)
RealinputXtss (from ASM2dbase)
RealinputXmeoh (from ASM2dbase)
RealinputXmep (from ASM2dbase)
Realaeration (from ASM2dbase)
WWU.VolumeFlowRateQpreciDosage flow of precipitant used
RealPreciConcentration of effective substance in precipitant flow [g/m³]
RealH