Integral of absolute error (IAE) = 1.2458 (mg N/l)*d Integral of square error (ISE) = 0.36829 (mg N/l)^2*d
Maximum absolute deviation from nitrate setpoint = 0.64801 mg N/l Standard deviation of error = 0.22917 mg N/l
Variance of error = 0.052518 (mg N/l)^2
Maximum absolute variation of manipulated variable (max-min) = 2400000 gCOD/d Standard deviation of manipulated variable (External carbon) = 105399.7258 gCOD/d Variance of manipulated variable (External carbon) = 11109102208.7452 (gCOD/d)^2
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Effluent average flow rate = 23893.2647 m3/d Effluent average SI conc = 22.8469 mg COD/l Effluent average SS conc = 0.99184 mg COD/l Effluent average XI conc = 5.9037 mg COD/l Effluent average XS conc = 0.31819 mg COD/l Effluent average XBH conc = 14.1135 mg COD/l Effluent average XBA conc = 0.67351 mg COD/l Effluent average XP conc = 2.8948 mg COD/l Effluent average SO conc = 1.9759 mg (-COD)/l Effluent average SNO conc = 5.184 mg N/l
Effluent average SNH conc = 2.515 mg N/l (limit = 4 mg N/l) Effluent average SND conc = 0.7578 mg N/l
Effluent average XND conc = 0.022276 mg N/l Effluent average SALK conc = 5.0931 mol HCO3/m3
Effluent average TSS conc = 17.9277 mg/l (limit = 30 mg COD/l) Effluent average Kjeldahl N conc = 5.0059 mg N/l
Effluent average total N conc = 10.1899 mg N/l (limit = 18 mg COD/l) Effluent average total COD conc = 47.7424 mg COD/l (limit = 100 mg COD/l) Effluent average BOD5 conc = 3.7285 mg/l (limit = 10 mg/l)
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Effluent average SI load = 545.8862 kg COD/day Effluent average SS load = 23.6982 kg COD/day Effluent average XI load = 141.058 kg COD/day Effluent average XS load = 7.6027 kg COD/day Effluent average XBH load = 337.2175 kg COD/day Effluent average XBA load = 16.0924 kg COD/day Effluent average XP load = 69.1659 kg COD/day Effluent average SO load = 47.211 kg (-COD)/day Effluent average SNO load = 123.8627 kg N/day Effluent average SNH load = 60.0915 kg N/day
Effluent average SND load = 18.1063 kg N/day Effluent average XND load = 0.53226 kg N/day
Effluent average SALK load = 121.6917 kmol HCO3/day Effluent average TSS load = 428.3524 kg/day
Effluent average Kjeldahl N load = 119.6082 kg N/d Effluent average total N load = 243.4709 kg N/d Effluent average total COD load = 1140.721 kg COD/d Effluent average BOD5 load = 89.0865 kg/d
8 10 12 14
8 10 12 14 16 18
time (days)
(mg N/l)
Effluent total nitrogen and limit value
8 10 12 14
40 50 60 70 80 90 100
time (days)
(mg COD/l)
Effluent total COD and limit value
8 10 12 14
1 2 3 4 5 6 7
time (days)
(mg N/l)
Effluent total ammonia and limit value
8 10 12 14
14 16 18 20 22 24 26 28 30
time (days)
(mg/l)
Effluent suspended solids and limit value
8 10 12 14
3 4 5 6 7 8 9 10
time (days)
(mg/l)
Effluent BOD5 and limit value
8 10 12
2400 2500 2600 2700 2800 2900
time (days)
(kg/d)
Instantaneous sludge wastage rate
8 10 12
0.4 0.6 0.8 1 1.2 1.4 1.6 1.8
x 104
time (days)
(g/d)
Instantaneous Effluent Quality index
8 10 12
4438.2 4438.4 4438.6 4438.8 4439 4439.2 4439.4 4439.6 4439.8 4440
time (days)
(kWh/d)
Instantaneous pumping energy
8 10 12
6500 7000 7500 8000 8500
time (days)
(kWh/d)
Instantaneous aeration energy
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Effluent concentrations and corresponding effluent constraints, sludge wastage rate, effluent quality index and energy consumption during the second week when the influent file raininfluent is simulated.2WKHUHIIOXHQWTXDOLW\YDULDEOHV
Effluent Quality (E.Q.) index = 7045.0174 g/d
To compare: Influent Quality (I.Q.) index = 37649.0558 g/d, BOD5factor=0.25 To compare: Influent Quality (I.Q.) index = 42042.8148 g/d, BOD5factor=0.65 Sludge production for disposal = 17127.5988 kg
Average sludge production for disposal per day = 2446.7998 kg/d Sludge production released into effluent = 2998.4667 kg
Average sludge production released into effluent per day = 428.3524 kg/d Total sludge production = 20126.0656 kg
Total average sludge production per day = 2875.1522 kg/d Aeration energy = 7453.0025 kWh/d
Average pumping energy (for Qintr, Qr and Qw) = 4439.04 kWh/d The maximum effluent ammonia nitrogen level (4 mg N/l) was violated during 1.2083 days, i.e. 17.2619% of the operating time.
The limit was violated at 7 different occasions.
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Integral of absolute error (IAE) = 1.3327 (mg N/l)*d Integral of square error (ISE) = 0.43177 (mg N/l)^2*d
Maximum absolute deviation from nitrate setpoint = 0.74263 mg N/l Standard deviation of error = 0.2478 mg N/l
Variance of error = 0.061407 (mg N/l)^2
Maximum absolute variation of manipulated variable (max-min) = 2400000 gCOD/d Standard deviation of manipulated variable (External carbon) = 102549.5827 gCOD/d Variance of manipulated variable (External carbon) = 10516416916.702 (gCOD/d)^2
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Effluent average flow rate = 20743.1779 m3/d Effluent average SI conc = 26.3045 mg COD/l Effluent average SS conc = 0.98307 mg COD/l Effluent average XI conc = 6.0427 mg COD/l Effluent average XS conc = 0.31268 mg COD/l Effluent average XBH conc = 13.5778 mg COD/l Effluent average XBA conc = 0.64166 mg COD/l Effluent average XP conc = 2.7924 mg COD/l Effluent average SO conc = 1.9403 mg (-COD)/l Effluent average SNO conc = 5.4401 mg N/l
Effluent average SNH conc = 2.244 mg N/l (limit = 4 mg N/l) Effluent average SND conc = 0.75608 mg N/l
Effluent average XND conc = 0.022315 mg N/l Effluent average SALK conc = 4.7958 mol HCO3/m3
Effluent average TSS conc = 17.5254 mg/l (limit = 30 mg COD/l) Effluent average Kjeldahl N conc = 4.6901 mg N/l
Effluent average total N conc = 10.1301 mg N/l (limit = 18 mg COD/l) Effluent average total COD conc = 50.6548 mg COD/l (limit = 100 mg COD/l) Effluent average BOD5 conc = 3.5944 mg/l (limit = 10 mg/l)
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Effluent average SI load = 545.639 kg COD/day
Effluent average SS load = 20.392 kg COD/day Effluent average XI load = 125.3451 kg COD/day Effluent average XS load = 6.486 kg COD/day Effluent average XBH load = 281.6459 kg COD/day Effluent average XBA load = 13.3101 kg COD/day Effluent average XP load = 57.9227 kg COD/day Effluent average SO load = 40.2474 kg (-COD)/day Effluent average SNO load = 112.8442 kg N/day Effluent average SNH load = 46.5479 kg N/day Effluent average SND load = 15.6835 kg N/day Effluent average XND load = 0.46289 kg N/day
Effluent average SALK load = 99.4811 kmol HCO3/day Effluent average TSS load = 363.5323 kg/day
Effluent average Kjeldahl N load = 97.2868 kg N/d Effluent average total N load = 210.131 kg N/d
Effluent average total COD load = 1050.7407 kg COD/d Effluent average BOD5 load = 74.5594 kg/d
8 10 12 14 8
10 12 14 16 18
time (days)
(mg N/l)
Effluent total nitrogen and limit value
8 10 12 14
40 50 60 70 80 90 100
time (days)
(mg COD/l)
Effluent total COD and limit value
8 10 12 14
1 2 3 4 5 6
time (days)
(mg N/l)
Effluent total ammonia and limit value
8 10 12 14
15 20 25 30 35
time (days)
(mg/l)
Effluent suspended solids and limit value
8 10 12 14
3 4 5 6 7 8 9 10
time (days)
(mg/l)
Effluent BOD5 and limit value
8 10 12
2400 2500 2600 2700 2800 2900 3000
time (days)
(kg/d)
Instantaneous sludge wastage rate
8 10 12
0.5 1 1.5 2
x 104
time (days)
(g/d)
Instantaneous Effluent Quality index
8 10 12
4438.2 4438.4 4438.6 4438.8 4439 4439.2 4439.4 4439.6 4439.8 4440
time (days)
(kWh/d)
Instantaneous pumping energy
8 10 12
6500 7000 7500 8000 8500
time (days)
(kWh/d)
Instantaneous aeration energy
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Effluent concentrations and corresponding effluent constraints, sludge wastage rate, effluent quality index and energy consumption during the second week when the influent file storminfluent is simulated.2WKHUHIIOXHQWTXDOLW\YDULDEOHV
Effluent Quality (E.Q.) index = 6129.5443 g/d
To compare: Influent Quality (I.Q.) index = 39201.2759 g/d, BOD5factor=0.25 To compare: Influent Quality (I.Q.) index = 43758.1148 g/d, BOD5factor=0.65 Sludge production for disposal = 19137.2911 kg
Average sludge production for disposal per day = 2733.8987 kg/d Sludge production released into effluent = 2544.7261 kg
Average sludge production released into effluent per day = 363.5323 kg/d Total sludge production = 21682.0172 kg
Total average sludge production per day = 3097.431 kg/d Aeration energy = 7584.7075 kWh/d
Average pumping energy (for Qintr, Qr and Qw) = 4439.04 kWh/d The maximum effluent ammonia nitrogen level (4 mg N/l) was violated during 1.3438 days, i.e. 19.1964% of the operating time.
The limit was violated at 6 different occasions.
The maximum effluent total suspended solids level (30 mg/l) was violated during 0.21875 days, i.e. 3.125% of the operating time.
The limit was violated at 2 different occasions.
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Integral of absolute error (IAE) = 1.5667 (mg N/l)*d Integral of square error (ISE) = 0.61045 (mg N/l)^2*d
Maximum absolute deviation from nitrate setpoint = 0.96448 mg N/l Standard deviation of error = 0.29481 mg N/l
Variance of error = 0.086914 (mg N/l)^2
Maximum absolute variation of manipulated variable (max-min) = 2400000 gCOD/d Standard deviation of manipulated variable (External carbon) = 111631.3476 gCOD/d Variance of manipulated variable (External carbon) = 12461557762.2065 (gCOD/d)^2
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Plant and controller performance during the second week for all three weather files when the external carbon controller and the supervisory DO controller are implemented.
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Effluent average flow rate = 18146.9175 m3/d Effluent average SI conc = 30 mg COD/l Effluent average SS conc = 0.87057 mg COD/l Effluent average XI conc = 4.8154 mg COD/l Effluent average XS conc = 0.23238 mg COD/l Effluent average XBH conc = 12.1717 mg COD/l Effluent average XBA conc = 0.56201 mg COD/l Effluent average XP conc = 2.4673 mg COD/l Effluent average SO conc = 3.4514 mg (-COD)/l Effluent average SNO conc = 5.9548 mg N/l
Effluent average SNH conc = 1.3305 mg N/l (limit = 4 mg N/l) Effluent average SND conc = 0.69446 mg N/l
Effluent average XND conc = 0.016745 mg N/l Effluent average SALK conc = 4.4162 mol HCO3/m3
Effluent average TSS conc = 15.1866 mg/l (limit = 30 mg COD/l) Effluent average Kjeldahl N conc = 3.4973 mg N/l
Effluent average total N conc = 9.4521 mg N/l (limit = 18 mg COD/l)
Effluent average total COD conc = 51.1194 mg COD/l (limit = 100 mg COD/l) Effluent average BOD5 conc = 3.2045 mg/l (limit = 10 mg/l)
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Effluent average SI load = 544.4075 kg COD/day
Effluent average SS load = 15.7981 kg COD/day Effluent average XI load = 87.3854 kg COD/day Effluent average XS load = 4.2169 kg COD/day Effluent average XBH load = 220.8794 kg COD/day Effluent average XBA load = 10.1988 kg COD/day Effluent average XP load = 44.7734 kg COD/day Effluent average SO load = 62.6317 kg (-COD)/day Effluent average SNO load = 108.0607 kg N/day Effluent average SNH load = 24.1438 kg N/day Effluent average SND load = 12.6023 kg N/day Effluent average XND load = 0.30387 kg N/day
Effluent average SALK load = 80.1409 kmol HCO3/day Effluent average TSS load = 275.5905 kg/day
Effluent average Kjeldahl N load = 63.4658 kg N/d Effluent average total N load = 171.5265 kg N/d Effluent average total COD load = 927.6596 kg COD/d Effluent average BOD5 load = 58.1517 kg/d
8 10 12 14 8
10 12 14 16 18
time (days)
(mg N/l)
Effluent total nitrogen and limit value
8 10 12 14
50 60 70 80 90 100
time (days)
(mg COD/l)
Effluent total COD and limit value
8 10 12 14
1 2 3 4 5
time (days)
(mg N/l)
Effluent total ammonia and limit value
8 10 12 14
14 16 18 20 22 24 26 28 30
time (days)
(mg/l)
Effluent suspended solids and limit value
8 10 12 14
3 4 5 6 7 8 9 10
time (days)
(mg/l)
Effluent BOD5 and limit value
8 10 12
2400 2450 2500 2550 2600 2650 2700 2750
time (days)
(kg/d)
Instantaneous sludge wastage rate
8 10 12
3000 4000 5000 6000 7000 8000 9000
time (days)
(g/d)
Instantaneous Effluent Quality index
8 10 12
4438.2 4438.4 4438.6 4438.8 4439 4439.2 4439.4 4439.6 4439.8 4440
time (days)
(kWh/d)
Instantaneous pumping energy
8 10 12
0.5 1 1.5 2
x 104
time (days)
(kWh/d)
Instantaneous aeration energy
)LJXUH
Effluent concentrations and corresponding effluent constraints, sludge wastage rate, effluent quality index and energy consumption during the second week when the influent file dryinfluent is simulated.2WKHUHIIOXHQWTXDOLW\YDULDEOHV
Effluent Quality (E.Q.) index = 5025.6745 g/d
To compare: Influent Quality (I.Q.) index = 37649.0558 g/d, BOD5factor=0.25 To compare: Influent Quality (I.Q.) index = 42042.8148 g/d, BOD5factor=0.65 Sludge production for disposal = 19350.4523 kg
Average sludge production for disposal per day = 2764.3503 kg/d Sludge production released into effluent = 1929.1334 kg
Average sludge production released into effluent per day = 275.5905 kg/d Total sludge production = 21279.5857 kg
Total average sludge production per day = 3039.9408 kg/d Aeration energy = 12897.3356 kWh/d
Average pumping energy (for Qintr, Qr and Qw) = 4439.04 kWh/d The maximum effluent ammonia nitrogen level (4 mg N/l) was violated during 0.46875 days, i.e. 6.6964% of the operating time.
The limit was violated at 5 different occasions.
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Integral of absolute error (IAE) = 1.4398 (mg N/l)*d Integral of square error (ISE) = 0.46469 (mg N/l)^2*d
Maximum absolute deviation from nitrate setpoint = 0.91641 mg N/l Standard deviation of error = 0.25743 mg N/l
Variance of error = 0.066271 (mg N/l)^2
Maximum absolute variation of manipulated variable (max-min)(Ext. carbon) = 2400000 gCOD/d Standard deviation of manipulated variable (Ext. carbon) = 133943.4936 gCOD/d
Variance of manipulated variable (Ext. carbon) = 17940859465.2853 (gCOD/d)^2
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Integral of absolute error (IAE) = 0.73527 (mg (-COD)/l)*d Integral of square error (ISE) = 0.16342 (mg (-COD)/l)^2*d
Maximum absolute deviation from oxygen setpoint = 0.57226 mg (-COD)/l Standard deviation of error = 0.15249 mg (-COD)/l
Variance of error = 0.023253 (mg (-COD)/l)^2
Maximum absolute variation of manipulated variable (max-min)(KLa) = 408.6568 1/d Standard deviation of manipulated variable (KLa) = 9.6556 1/d
Variance of manipulated variable (KLa) = 93.2315 (1/d)^2
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Integral of absolute error (IAE) = 6.4177 (mg N/l)*d Integral of square error (ISE) = 15.4175 (mg N/l)^2*d
Maximum absolute deviation from oxygen setpoint = 6.8237 mg N/l Standard deviation of error = 1.4823 mg N/l
Variance of error = 2.1974 (mg N/l)^2
Maximum absolute variation of manipulated variable (max-min)(SOref) = 3.9816 mg (-COD)/l Standard deviation of manipulated variable (SOref) = 0.068027 mg (-COD)/l
Variance of manipulated variable (SOref) = 0.0046277 ( mg (-COD)/l)^2
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Overall plant performance during day 7 to 14
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Effluent average flow rate = 23892.9377 m3/d Effluent average SI conc = 22.8471 mg COD/l Effluent average SS conc = 0.94355 mg COD/l Effluent average XI conc = 5.6378 mg COD/l Effluent average XS conc = 0.31152 mg COD/l Effluent average XBH conc = 14.6571 mg COD/l Effluent average XBA conc = 0.64591 mg COD/l Effluent average XP conc = 2.8501 mg COD/l Effluent average SO conc = 4.0078 mg (-COD)/l Effluent average SNO conc = 5.321 mg N/l
Effluent average SNH conc = 1.9008 mg N/l (limit = 4 mg N/l)
Effluent average SND conc = 0.73828 mg N/l Effluent average XND conc = 0.021952 mg N/l Effluent average SALK conc = 5.0395 mol HCO3/m3
Effluent average TSS conc = 18.0768 mg/l (limit = 30 mg COD/l) Effluent average Kjeldahl N conc = 4.3946 mg N/l
Effluent average total N conc = 9.7156 mg N/l (limit = 18 mg COD/l) Effluent average total COD conc = 47.893 mg COD/l (limit = 100 mg COD/l) Effluent average BOD5 conc = 3.8335 mg/l (limit = 10 mg/l)
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Effluent average SI load = 545.8835 kg COD/day Effluent average SS load = 22.5441 kg COD/day Effluent average XI load = 134.7048 kg COD/day Effluent average XS load = 7.4431 kg COD/day Effluent average XBH load = 350.2005 kg COD/day Effluent average XBA load = 15.4328 kg COD/day Effluent average XP load = 68.0962 kg COD/day Effluent average SO load = 95.7576 kg (-COD)/day Effluent average SNO load = 127.1349 kg N/day Effluent average SNH load = 45.4163 kg N/day Effluent average SND load = 17.6397 kg N/day Effluent average XND load = 0.5245 kg N/day
Effluent average SALK load = 120.4077 kmol HCO3/day Effluent average TSS load = 431.9081 kg/day
Effluent average Kjeldahl N load = 104.9992 kg N/d Effluent average total N load = 232.134 kg N/d
Effluent average total COD load = 1144.3051 kg COD/d Effluent average BOD5 load = 91.5925 kg/d
8 10 12 14 6
8 10 12 14 16 18
time (days)
(mg N/l)
Effluent total nitrogen and limit value
8 10 12 14
40 50 60 70 80 90 100
time (days)
(mg COD/l)
Effluent total COD and limit value
8 10 12 14
1 2 3 4 5 6 7
time (days)
(mg N/l)
Effluent total ammonia and limit value
8 10 12 14
14 16 18 20 22 24 26 28 30
time (days)
(mg/l)
Effluent suspended solids and limit value
8 10 12 14
3 4 5 6 7 8 9 10
time (days)
(mg/l)
Effluent BOD5 and limit value
8 10 12
2500 2600 2700 2800 2900
time (days)
(kg/d)
Instantaneous sludge wastage rate
8 10 12
0.4 0.6 0.8 1 1.2 1.4 1.6 1.8
x 104
time (days)
(g/d)
Instantaneous Effluent Quality index
8 10 12
4438.2 4438.4 4438.6 4438.8 4439 4439.2 4439.4 4439.6 4439.8 4440
time (days)
(kWh/d)
Instantaneous pumping energy
8 10 12
0.6 0.8 1 1.2 1.4 1.6 1.8 2 2.2 2.4
x 104
time (days)
(kWh/d)
Instantaneous aeration energy
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Effluent concentrations and corresponding effluent constraints, sludge wastage rate, effluent quality index and energy consumption during the second week when the influent file raininfluent is simulated.2WKHUHIIOXHQWTXDOLW\YDULDEOHV
Effluent Quality (E.Q.) index = 6833.9868 g/d
To compare: Influent Quality (I.Q.) index = 37649.0558 g/d, BOD5factor=0.25 To compare: Influent Quality (I.Q.) index = 42042.8148 g/d, BOD5factor=0.65 Sludge production for disposal = 18331.313 kg
Average sludge production for disposal per day = 2618.759 kg/d Sludge production released into effluent = 3023.3567 kg
Average sludge production released into effluent per day = 431.9081 kg/d Total sludge production = 21354.6697 kg
Total average sludge production per day = 3050.6671 kg/d
Aeration energy = 13801.2786 kWh/d
Average pumping energy (for Qintr, Qr and Qw) = 4439.04 kWh/d The maximum effluent ammonia nitrogen level (4 mg N/l) was violated during 0.71875 days, i.e. 10.2679% of the operating time.
The limit was violated at 5 different occasions.
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Integral of absolute error (IAE) = 1.347 (mg N/l)*d Integral of square error (ISE) = 0.41823 (mg N/l)^2*d
Maximum absolute deviation from nitrate setpoint = 0.88746 mg N/l Standard deviation of error = 0.24442 mg N/l
Variance of error = 0.059742 (mg N/l)^2
Maximum absolute variation of manipulated variable (max-min)(Ext. carbon) = 2400000 gCOD/d Standard deviation of manipulated variable (Ext. carbon) = 122509.7477 gCOD/d
Variance of manipulated variable (Ext. carbon) = 15008638280.2393 (gCOD/d)^2
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Integral of absolute error (IAE) = 0.65018 (mg (-COD)/l)*d Integral of square error (ISE) = 0.13017 (mg (-COD)/l)^2*d
Maximum absolute deviation from oxygen setpoint = 0.58461 mg (-COD)/l Standard deviation of error = 0.13632 mg (-COD)/l
Variance of error = 0.018583 (mg (-COD)/l)^2
Maximum absolute variation of manipulated variable (max-min)(KLa) = 404.5909 1/d Standard deviation of manipulated variable (KLa) = 9.1521 1/d
Variance of manipulated variable (KLa) = 83.7614 (1/d)^2
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Integral of absolute error (IAE) = 8.0068 (mg N/l)*d Integral of square error (ISE) = 23.7618 (mg N/l)^2*d
Maximum absolute deviation from oxygen setpoint = 7.098 mg N/l Standard deviation of error = 1.7854 mg N/l
Variance of error = 3.1877 (mg N/l)^2
Maximum absolute variation of manipulated variable (max-min)(SOref) = 3.8747 mg (-COD)/l Standard deviation of manipulated variable (SOref) = 0.064124 mg (-COD)/l
Variance of manipulated variable (SOref) = 0.0041119 ( mg (-COD)/l)^2
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Overall plant performance during day 7 to 14
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Effluent average flow rate = 20743.3316 m3/d Effluent average SI conc = 26.3044 mg COD/l Effluent average SS conc = 0.93493 mg COD/l Effluent average XI conc = 5.9171 mg COD/l Effluent average XS conc = 0.3138 mg COD/l Effluent average XBH conc = 14.4049 mg COD/l Effluent average XBA conc = 0.62875 mg COD/l Effluent average XP conc = 2.8159 mg COD/l Effluent average SO conc = 3.81 mg (-COD)/l Effluent average SNO conc = 5.6272 mg N/l
Effluent average SNH conc = 1.6058 mg N/l (limit = 4 mg N/l)
Effluent average SND conc = 0.73728 mg N/l Effluent average XND conc = 0.022504 mg N/l Effluent average SALK conc = 4.7369 mol HCO3/m3
Effluent average TSS conc = 18.0604 mg/l (limit = 30 mg COD/l) Effluent average Kjeldahl N conc = 4.0922 mg N/l
Effluent average total N conc = 9.7194 mg N/l (limit = 18 mg COD/l)
Effluent average total COD conc = 51.3199 mg COD/l (limit = 100 mg COD/l) Effluent average BOD5 conc = 3.7699 mg/l (limit = 10 mg/l)
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Effluent average SI load = 545.6413 kg COD/day Effluent average SS load = 19.3935 kg COD/day Effluent average XI load = 122.7407 kg COD/day Effluent average XS load = 6.5093 kg COD/day Effluent average XBH load = 298.8063 kg COD/day Effluent average XBA load = 13.0424 kg COD/day Effluent average XP load = 58.4118 kg COD/day Effluent average SO load = 79.0313 kg (-COD)/day Effluent average SNO load = 116.7269 kg N/day Effluent average SNH load = 33.3093 kg N/day Effluent average SND load = 15.2937 kg N/day Effluent average XND load = 0.4668 kg N/day
Effluent average SALK load = 98.2591 kmol HCO3/day Effluent average TSS load = 374.6328 kg/day
Effluent average Kjeldahl N load = 84.8869 kg N/d Effluent average total N load = 201.6137 kg N/d Effluent average total COD load = 1064.5452 kg COD/d Effluent average BOD5 load = 78.2009 kg/d
8 10 12 14 6
8 10 12 14 16 18
time (days)
(mg N/l)
Effluent total nitrogen and limit value
8 10 12 14
40 50 60 70 80 90 100
time (days)
(mg COD/l)
Effluent total COD and limit value
8 10 12 14
1 2 3 4 5
time (days)
(mg N/l)
Effluent total ammonia and limit value
8 10 12 14
15 20 25 30 35 40
time (days)
(mg/l)
Effluent suspended solids and limit value
8 10 12 14
3 4 5 6 7 8 9 10
time (days)
(mg/l)
Effluent BOD5 and limit value
8 10 12
2500 2600 2700 2800 2900 3000
time (days)
(kg/d)
Instantaneous sludge wastage rate
8 10 12
0.5 1 1.5 2
x 104
time (days)
(g/d)
Instantaneous Effluent Quality index
8 10 12
4438.2 4438.4 4438.6 4438.8 4439 4439.2 4439.4 4439.6 4439.8 4440
time (days)
(kWh/d)
Instantaneous pumping energy
8 10 12
0.6 0.8 1 1.2 1.4 1.6 1.8 2 2.2 2.4
x 104
time (days)
(kWh/d)
Instantaneous aeration energy
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Effluent concentrations and corresponding effluent constraints, sludge wastage rate, effluent quality index and energy consumption during the second week when the influent file storminfluent is simulated.2WKHUHIIOXHQWTXDOLW\YDULDEOHV
Effluent Quality (E.Q.) index = 6002.4877 g/d
To compare: Influent Quality (I.Q.) index = 39201.2759 g/d, BOD5factor=0.25 To compare: Influent Quality (I.Q.) index = 43758.1148 g/d, BOD5factor=0.65 Sludge production for disposal = 20318.4063 kg
Average sludge production for disposal per day = 2902.6295 kg/d Sludge production released into effluent = 2622.4299 kg
Average sludge production released into effluent per day = 374.6328 kg/d Total sludge production = 22940.8362 kg
Total average sludge production per day = 3277.2623 kg/d
Aeration energy = 13900.4346 kWh/d
Average pumping energy (for Qintr, Qr and Qw) = 4439.04 kWh/d The maximum effluent ammonia nitrogen level (4 mg N/l) was violated during 0.78125 days, i.e. 11.1607% of the operating time.
The limit was violated at 6 different occasions.
The maximum effluent total suspended solids level (30 mg/l) was violated during 0.25 days, i.e. 3.5714% of the operating time.
The limit was violated at 2 different occasions.
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Integral of absolute error (IAE) = 1.6349 (mg N/l)*d Integral of square error (ISE) = 0.62515 (mg N/l)^2*d
Maximum absolute deviation from nitrate setpoint = 1.2032 mg N/l Standard deviation of error = 0.29862 mg N/l
Variance of error = 0.089174 (mg N/l)^2
Maximum absolute variation of manipulated variable (max-min)(Ext. carbon) = 2400000 gCOD/d Standard deviation of manipulated variable (Ext. carbon) = 135162.9406 gCOD/d
Variance of manipulated variable (Ext. carbon) = 18269020518.1348 (gCOD/d)^2
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Integral of absolute error (IAE) = 0.7558 (mg (-COD)/l)*d Integral of square error (ISE) = 0.16482 (mg (-COD)/l)^2*d
Maximum absolute deviation from oxygen setpoint = 0.60901 mg (-COD)/l Standard deviation of error = 0.15316 mg (-COD)/l
Variance of error = 0.023458 (mg (-COD)/l)^2
Maximum absolute variation of manipulated variable (max-min)(KLa) = 404.6099 1/d Standard deviation of manipulated variable (KLa) = 9.8431 1/d
Variance of manipulated variable (KLa) = 96.8874 (1/d)^2
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Integral of absolute error (IAE) = 7.4395 (mg N/l)*d Integral of square error (ISE) = 20.716 (mg N/l)^2*d
Maximum absolute deviation from oxygen setpoint = 6.7751 mg N/l Standard deviation of error = 1.6897 mg N/l
Variance of error = 2.855 (mg N/l)^2
Maximum absolute variation of manipulated variable (max-min)(SOref) = 3.8747 mg (-COD)/l Standard deviation of manipulated variable (SOref) = 0.064675 mg (-COD)/l
Variance of manipulated variable (SOref) = 0.0041828 ( mg (-COD)/l)^2
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Plant and controller performance during the second week for all three weather files, when the external carbon controller and the aerated volume controller are implemented.
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Overall plant performance during day 7 to 14
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Effluent average flow rate = 18146.3001 m3/d Effluent average SI conc = 30 mg COD/l
Effluent average SS conc = 1.1524 mg COD/l Effluent average XI conc = 4.8572 mg COD/l Effluent average XS conc = 0.30498 mg COD/l Effluent average XBH conc = 11.8893 mg COD/l Effluent average XBA conc = 0.56672 mg COD/l Effluent average XP conc = 2.392 mg COD/l Effluent average SO conc = 3.6517 mg (-COD)/l Effluent average SNO conc = 5.5502 mg N/l
Effluent average SNH conc = 2.8101 mg N/l (limit = 4 mg N/l) Effluent average SND conc = 0.79519 mg N/l
Effluent average XND conc = 0.021753 mg N/l Effluent average SALK conc = 4.5603 mol HCO3/m3
Effluent average TSS conc = 15.0076 mg/l (limit = 30 mg COD/l) Effluent average Kjeldahl N conc = 5.0585 mg N/l
Effluent average total N conc = 10.6087 mg N/l (limit = 18 mg COD/l) Effluent average total COD conc = 51.1625 mg COD/l (limit = 100 mg COD/l) Effluent average BOD5 conc = 3.2292 mg/l (limit = 10 mg/l)
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Effluent average SI load = 544.389 kg COD/day Effluent average SS load = 20.911 kg COD/day Effluent average XI load = 88.1402 kg COD/day Effluent average XS load = 5.5343 kg COD/day Effluent average XBH load = 215.746 kg COD/day Effluent average XBA load = 10.2838 kg COD/day Effluent average XP load = 43.4064 kg COD/day Effluent average SO load = 66.2654 kg (-COD)/day Effluent average SNO load = 100.7161 kg N/day Effluent average SNH load = 50.9927 kg N/day Effluent average SND load = 14.4298 kg N/day Effluent average XND load = 0.39474 kg N/day
Effluent average SALK load = 82.7521 kmol HCO3/day Effluent average TSS load = 272.3331 kg/day
Effluent average Kjeldahl N load = 91.7924 kg N/d Effluent average total N load = 192.5084 kg N/d Effluent average total COD load = 928.4108 kg COD/d Effluent average BOD5 load = 58.5982 kg/d
8 10 12 14 8
10 12 14 16 18
time (days)
(mg N/l)
Effluent total nitrogen and limit value
8 10 12 14
50 60 70 80 90 100
time (days)
(mg COD/l)
Effluent total COD and limit value
8 10 12 14
2 3 4 5 6 7
time (days)
(mg N/l)
Effluent total ammonia and limit value
8 10 12 14
14 16 18 20 22 24 26 28 30
time (days)
(mg/l)
Effluent suspended solids and limit value
8 10 12 14
3 4 5 6 7 8 9 10
time (days)
(mg/l)
Effluent BOD5 and limit value
8 10 12
2300 2400 2500 2600 2700
time (days)
(kg/d)
Instantaneous sludge wastage rate
8 10 12
3000 4000 5000 6000 7000 8000 9000 10000
time (days)
(g/d)
Instantaneous Effluent Quality index
8 10 12
4438.2 4438.4 4438.6 4438.8 4439 4439.2 4439.4 4439.6 4439.8 4440
time (days)
(kWh/d)
Instantaneous pumping energy
8 10 12
3000 4000 5000 6000 7000 8000
time (days)
(kWh/d)
Instantaneous aeration energy
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Effluent concentrations and corresponding effluent constraints, sludge wastage rate, effluent quality index and energy consumption during the second week when the influent file dryinfluent is simulated.2WKHUHIIOXHQWTXDOLW\YDULDEOHV
Effluent Quality (E.Q.) index = 5440.4418 g/d
To compare: Influent Quality (I.Q.) index = 37649.0558 g/d, BOD5factor=0.25 To compare: Influent Quality (I.Q.) index = 42042.8148 g/d, BOD5factor=0.65 Sludge production for disposal = 21032.7634 kg
Average sludge production for disposal per day = 3004.6805 kg/d Sludge production released into effluent = 1906.3316 kg
Average sludge production released into effluent per day = 272.3331 kg/d Total sludge production = 22939.095 kg
Total average sludge production per day = 3277.0136 kg/d
Aeration energy = 5830.9293 kWh/d
Average pumping energy (for Qintr, Qr and Qw) = 4439.04 kWh/d The maximum effluent ammonia nitrogen level (4 mg N/l) was violated during 1.0625 days, i.e. 15.1786% of the operating time.
The limit was violated at 5 different occasions.
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Integral of absolute error (IAE) = 2.731 (mg N/l)*d Integral of square error (ISE) = 1.6007 (mg N/l)^2*d
Maximum absolute deviation from nitrate setpoint = 1.3552 mg N/l Standard deviation of error = 0.47386 mg N/l
Variance of error = 0.22455 (mg N/l)^2
Maximum absolute variation of manipulated variable (max-min)(Ext. carbon) = 2400000 gCOD/dStandard deviation of manipulated variable (Ext. carbon) = 146325.9563 gCOD/d
Variance of manipulated variable (Ext. carbon) = 21411285482.3184 (gCOD/d)^2
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Integral of absolute error (IAE) = 5.2606 (mg N/l)*d Integral of square error (ISE) = 17.4025 (mg N/l)^2*d
Maximum absolute deviation from oxygen setpoint = 6.5128 mg N/l Standard deviation of error = 1.4733 mg N/l
Variance of error = 2.1707 (mg N/l)^2
Maximum absolute variation of manipulated variable (max-min)(Aerated volume) = 2925.3607 m^3 Standard deviation of manipulated variable (Aerated volume) = 147.5945 m^3
Variance of manipulated variable (Aerated volume) = 21784.136 (m^3)^2
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Effluent average flow rate = 23892.9659 m3/d Effluent average SI conc = 22.8357 mg COD/l Effluent average SS conc = 1.247 mg COD/l Effluent average XI conc = 6.1374 mg COD/l Effluent average XS conc = 0.39666 mg COD/l Effluent average XBH conc = 14.0358 mg COD/l Effluent average XBA conc = 0.693 mg COD/l Effluent average XP conc = 3.008 mg COD/l Effluent average SO conc = 3.6649 mg (-COD)/l Effluent average SNO conc = 4.9894 mg N/l
Effluent average SNH conc = 2.9126 mg N/l (limit = 4 mg N/l) Effluent average SND conc = 0.83413 mg N/l
Effluent average XND conc = 0.027725 mg N/l Effluent average SALK conc = 5.1439 mol HCO3/m3
Effluent average TSS conc = 18.2031 mg/l (limit = 30 mg COD/l) Effluent average Kjeldahl N conc = 5.5015 mg N/l
Effluent average total N conc = 10.4909 mg N/l (limit = 18 mg COD/l) Effluent average total COD conc = 48.3536 mg COD/l (limit = 100 mg COD/l) Effluent average BOD5 conc = 3.7986 mg/l (limit = 10 mg/l)
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Effluent average SI load = 545.6131 kg COD/day Effluent average SS load = 29.7956 kg COD/day Effluent average XI load = 146.6396 kg COD/day Effluent average XS load = 9.4774 kg COD/day Effluent average XBH load = 335.3573 kg COD/day Effluent average XBA load = 16.5577 kg COD/day Effluent average XP load = 71.8697 kg COD/day Effluent average SO load = 87.566 kg (-COD)/day Effluent average SNO load = 119.2111 kg N/day Effluent average SNH load = 69.5906 kg N/day Effluent average SND load = 19.9298 kg N/day Effluent average XND load = 0.66244 kg N/day
Effluent average SALK load = 122.9032 kmol HCO3/day Effluent average TSS load = 434.9263 kg/day
Effluent average Kjeldahl N load = 131.4465 kg N/d Effluent average total N load = 250.6576 kg N/d Effluent average total COD load = 1155.3105 kg COD/d Effluent average BOD5 load = 90.7587 kg/d