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. 2021 Aug 6;11(8):596. doi: 10.3390/membranes11080596
Acronyms
CCU carbon capture and utilization
CR conventional reactor
CFMF CO2 feed mass flowrate
FT Fischer–Tropsch
H-SOD hydroxy sodalite
LHTF liquid hydrocarbon transportation fuels
MOGD Mobil olefins to gasoline and distillate
MR membrane reactor
MTG methanol to gasoline
Nm membrane tube numbers
ORV overall reactor volume
RWGS reverse water gas shift
tCO2 tonne (metric ton) of CO2
TRL technology readiness level
Variables/Parameters
Ex exergy production/consumption rate per CO2 feed mass flowrate (kWh/tCO2)
H enthalpy rate per CO2 feed mass flowrate (kWh/tCO2)
k reaction rate’s parameters
Keq1 equilibrium constants for methanol reaction, Equation (7) (1/kPa2)
Keq2 equilibrium constants for reverse water gas shift reaction, Equation (8)
ORV overall reactor volume (m3)
p partial pressure (kPa)
r reaction rate (kmol/m3 h)
R universal gas constant (kJ/kmol K)
T temperature (K)
Tambient ambient temperature, 298.15 (K)
Treactor isothermal reactor temperature (K)
W compressor power per CO2 feed mass flowrate (kWh/tCO2)
ρcat catalyst’s density (kg/m3)
ψ fixed bed porosity
ΔHreactor heat generation rate per CO2 feed mass flowrate for isothermal reactors (kWh/tCO2)