Perspektiver for dansk ammoniak- eller methanolfremstilling, som ...
Perspektiver for dansk ammoniak- eller methanolfremstilling, som ...
Perspektiver for dansk ammoniak- eller methanolfremstilling, som ...
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PSO 2005-2 6422<br />
Shift reaktor Ammoniak reaktor<br />
Tryk Bar 39 Tryk Bar 190<br />
Temp C 229 Temp C 460<br />
VMG-Sim Ind [mol%] Ud [mol%] VMG-Sim Ind [mol%] Ud [mol%]<br />
CH4 0.004 0.004 CH4 0.082 0.0942<br />
CO2 0.049 0.138 CO2 0.000 0.0000<br />
CO 0.091 0.002 CO 0.000 0.0000<br />
Ar 0.002 0.002 Ar 0.029 0.0332<br />
H2 0.365 0.454 H2 0.612 0.4802<br />
N2 0.158 0.158 N2 0.235 0.1960<br />
H2O 0.331 0.242 H2O 0.000 0.0000<br />
NH3 0.042 0.1964<br />
Sum 1.000 1.000 Sum 1.000 1.0000<br />
Plant data (M. Appl) Plant data (M. Appl)<br />
CH4 0.004 0.004 CH4 0.082 0.0915<br />
CO2 0.049 0.138 CO2 0.000 0.0000<br />
CO 0.091 0.003 CO 0.000 0.0000<br />
Ar 0.002 0.002 Ar 0.029 0.0323<br />
H2 0.365 0.456 H2 0.612 0.5079<br />
N2 0.158 0.159 N2 0.235 0.2043<br />
H2O 0.331 0.238 H2O 0.000 0.0000<br />
NH3 0.042 0.1640<br />
Sum 1.000 1.000 Sum 1.000 1.0000<br />
Tabel 12. Simulering med ligevægtsbetingelser sammenlignet med M. Appl, ref. 28. Tal<br />
fra M. Appl svarer til en approachtemperatur på cirka 15 C i <strong>ammoniak</strong>reaktoren.<br />
Ammonia production HHV LHV<br />
Ammonia specific heating value 22.54 18.60 MJ/kg<br />
Ammonia heating value 103.4 85.4 MW<br />
Biomass input 226.3 200 MW<br />
Power consumption:<br />
O2_compressor 2.4<br />
Air_separation 5.5<br />
Feed gas compression 8.9<br />
Recyle compre 0.3<br />
CO2_absorption pump 0.7<br />
Ammonia Cooler 0.6<br />
Boiler _feedPump 0.6<br />
Auxilary 0.9<br />
Biomasse crushing (torrefied) 2.0<br />
Total power consumption 21.9 MW<br />
Power production: Simple GT+District heat Simple GT<br />
Gasturbine 14.5 14.5<br />
Steam turbines: High pressure 12.4 12.4<br />
Medium pressure 7.5 7.5<br />
Low pressure 6.2 12.3<br />
Efficiency gear+genset 96% 96%<br />
Total power production 39.0 MW 44.9 MW<br />
Net power 17.1 MW 22.9 MW<br />
District heat 70.2 MW 0 MW<br />
HHV LHV HHV LHV<br />
Total useful products [MW] 190.7 172.6 126.4 108.3<br />
Efficiencies:<br />
NH3/Biomass input 0.457 0.427 0.457 0.427<br />
(NH3+power)/Biomass input 0.533 0.512 0.558 0.541<br />
(NH3+power+District heat)//Biomass input 0.843 0.863 0.558 0.541<br />
(NH3+power/0.45+District heat)/Biomass input 0.935 0.968 0.682 0.682<br />
Tabel 13. Energi<strong>for</strong>deling på elproduktion, el<strong>for</strong>brug, fjernvarme og <strong>ammoniak</strong>. Nederst<br />
virkningsgrader (øvre brændværdi i venstre og nedre brændværdi i højre kolonne).<br />
53
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