matlab checkaing + results
TRANSCRIPT
List of variables symbol Unit Value
Partial Pressure PCOH2CH4H2OCO2
Molar flowkmol/dayrate of reaction kg/dayR1R2 Volume m3/dayR3 m3/sR4 Gas densit kg/m3
Rate constants rateconstantKOJ1KOJ2KOJ3 Molar compositionKOJ4a Stream 2KOJ4ab kmol/day 946EJ1 CH4 847EJ2 N2 33EJ3 O2EJ4a COEJ4b H2
H20Equilibrium constant CO2 66K1 K1 946K2 K2K3 K3
Van't Hoff Paramters for species adsoprtion KoiCO bar ^-1H2 bar ^-1CH4 bar ^-1H2O barCombustion of CH4Combustion of O2
Van't Hoff Paramters for species adsoprtion KCO bar ^-1H2 bar ^-1CH4 bar ^-1H2O bar
Temperature T kTemperature at surface Ts
Note : assume both are the same for now?
86400 seconds in a day
22.4 m3 per kmol
Stream 2 Stream 46 Stream 19 Total1100 940 650 2690
24400 42000 21000 87400
24640 21056 14560 602560.285185 0.243704 0.168519 0.697407
1.450478
19 46 Total inlet Total mole Molecular weight (g mol) H2650 940 2536 Total molecular weight Co
847 0.333991 16 5.343849 CO233 0.013013 28 0.364353 CH4
650 650 0.256309 32 8.201893 N20 0 28 0 O20 0 2 0 H200 0 18 0
940 1006 0.396688 44 17.45426 31.36435 <---g mol650 940
Note : assume both are the same for now?
3600 seconds in an hour
17900049.72222222222 m3/second kg kmol
From experimental data g molVol frac % Total volume (m3/hr) Mols (kmol/hr) kmol/s mol/s Mm Mm% kg/s
0.1883 33705.7 1504.71875 0.417977 417.9774 2 0.3766 0.8359550.0298 5334.2 238.1339285714 0.066148 66.14831 28 0.8344 1.8521530.0662 11849.8 529.0089285714 0.146947 146.9469 44 2.9128 6.465665
0.023 4117 183.7946428571 0.051054 51.05407 16 0.368 0.8168650.1064 19045.6 850.25 0.236181 236.1806 28 2.9792 6.613056
0 0 0 0 32 0 00.5848 104679.2 4673.178571429 1.298105 1298.105 18 10.5264 23.36589
Overall m 17.9974 Total kg 39.94959Density 0.803455
CH4 CO H2 CO2 O2 N20.0005 0.1384 0.5369 0.0874 0 0.2368
Model 0.05 13.84 53.69 8.74 0 23.68Experimental 0.45 11.95 55.07 10.31 0 22.22
1 2 3 4 5 60
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ModelExperimental
1 2 3 4 5 60
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ModelExperimental
CH4o = 1051.0541; %higher value mol/s AssumptionCH4oori = 51.0541; %mol/s All gases have molar density of 283.8 mol/m3H2Oo = 1298.11; %mol/sCOo = 66.1483; %mol/sH2o = 417.977; %mol /sCO2o = 146.947; %mol/sO2o = 500; %mol/sO2oori = 0; %mol/sN2o = 236.181; %mol/s
1065Basis of comparison Plant 1!! Heat exchanger type Ideal molar densityUse molar density at 24.8 atm and 792 C 221.0843 mol/m3
Volume
m3/hr m3/hr m3/s mol/sH2 0.1701 13014.69 3.615192 799.2624 0.171092Co 0.0223 1706.218 0.473949 104.7828 0.02243CO2 0.0646 4942.675 1.372965 303.5411 0.064977CH4 0.0673 5149.258 1.430349 316.2278 0.067693N2 0.1614 12349.04 3.430288 758.383 0.162342 3.204739O2H2O 0.5085 38906.35 10.80732 2389.329 0.511467Sum 76512 76068.23 21.13006 4671.526
CH4 CO H2 CO2 N2 0.0005 0.1384 0.5369 0.0874 0 0.2368
0.05 13.84 53.69 8.74 23.68
Total Volume
Volume Frac
All gases have molar density of 283.8 mol/m3
H2OTemperature (K) Pressure (atm) Density (mol/m3) Calculating using ideal gas law
1065 0.1 1.14431065 0.6 6.86651065 1.1 12.591065 1.6 18.3141065 2.1 24.041065 2.6 29.7661065 3.1 35.4941065 3.6 41.2231065 4.1 46.9531065 4.6 52.6841065 5.1 58.4161065 5.6 64.1491065 6.1 69.8831065 6.6 75.6181065 7.1 81.3551065 7.6 87.0921065 8.1 92.8311065 8.6 98.5711065 9.1 104.311065 9.6 110.051065 10.1 115.81065 10.6 121.541065 11.1 127.291065 11.6 133.031065 12.1 138.781065 12.6 144.531065 13.1 150.281065 13.6 156.031065 14.1 161.781065 14.6 167.531065 15.1 173.291065 15.6 179.041065 16.1 184.81065 16.6 190.561065 17.1 196.311065 17.6 202.071065 18.1 207.831065 18.6 213.61065 19.1 219.361065 19.6 225.121065 20.1 230.891065 20.6 236.651065 21.1 242.421065 21.6 248.191065 22.1 253.961065 22.6 259.73
1065 23.1 265.51065 23.6 271.271065 24.1 277.051065 24.6 282.821065 25.1 288.61065 25.6 294.381065 26.1 300.151065 26.6 305.931065 27.1 311.711065 27.6 317.51065 28.1 323.28
1atm =101325 Pa
R 8.314T 1323 unsure!!pressure 24 atm
2431800 Pa
n/V 221.0843 mol/m3
Area Inlet volume 4.266726 m^3 s-13.204 As shown in experimental u 1.331687 <---
E1 32.25853Catalyst diameter E2 27564.84
0.02 m Yu Yong E1u 42.958270.002 m Hallabi E2u^2 48883.25
48926.21 0.489262 <---Catalyst density Target 0.371
0.9 kg/L Yu Yong900 kg/m3 Yu Yong
Viscosity3.58E-05 kg/ (m s) Inlet conditions
Temperature 1065 Kkg m^-3 g/mol Pressure 24.8 atm
Voidage Gas density Mm0.5 4.12637406 18.556 mol/s m3/s %
H2 1026.625 3.615192 0.1701Co 134.5899 0.473949 0.0223
Viscosity at inlet T and P CO2 389.8883 1.372965 0.06464.78E-05 Pa*s H2O CH4 406.1839 1.430349 0.06732.03E-05 Pa*s H2 N2 974.1172 3.430288 0.16145.00E-05 Pa*s N2 O2
H2O 3069.012 10.80732 0.5085Gas viscosity Sum 6000.417 21.13006 0.9942
3.58E-05Inlet conditionsTemperature 1338 K molar density
0.37142857143 Pressure 24.8 atm
% Nm3/s mol/sH2 0.1701 3.615192 161.3925Co 0.0223 0.473949 21.15845238095CO2 0.0646 1.372965 61.2930952381CH4 0.0673 1.430349 63.85488095238N2 0.1614 3.430288 153.1378571429O2 0 0 0H2O 0.5085 10.80732 482.4696428571Sum 0.9942 21.25333 943.3064285714
At STP 22.4 m3/kmol
per m!!!^ way too big 1 liter 0.001 m3
atm drop per matm drop per m (secondary reformer data), yao
g/molMW kg/s
2 2.053251 1.8328 3.768518 3.3644 17.15508 15.3216 6.498943 5.8028 27.27528 24.3532 0 0.0018 55.24222 49.33
111.9933 100
221.0843 mol/m3
At inlet temp g/mol Gas densitym3/s MW kg/s 4.1263740.730004 2 0.3227850.095703 28 0.592437 Gas MW0.277239 44 2.696896 18.5560.288826 16 1.0216780.692667 28 4.28786
0 32 02.182288 18 8.6844544.266726 17.60611