Process parameters
Feed & Capture
Flue gas throughput
tpd
Flue gas CO₂ composition, mass fraction
Flue gas H₂O composition, mass fraction
CO₂ recovered by capture
CO₂ concentration (w/w) after capture
Chemistry & Yield
H₂ to CO₂ molar ratio
mol/mol
Surfactant yield
kg/kg CO₂ in flue
Electricity required by carbon capture
GJ/t CO₂
Electricity to generate electrolytic H₂
kWh/kg H₂
Onsite electricity generated
% of consumed
Operating days per year
days/y
Economic parameters
Prices
Surfactant price
£/t
Co-product price
£/t
Electricity cost
£/kWh
Flue gas price
£/t
Capital
Lang factor
Annual capital charge
fraction
Internal rate of return
fraction
Operating Costs
Indirect opex / annual delivered equip. cost
fraction
Labour overhead
Worker salary
£/y
Number of jobs
per ktpa surfactant
Miscellaneous opex / total opex
fraction
Key results
Total Capital
million £
Total Cost
million £/y
Total Value
million £/y
Economic Margin
million £/y
Min. Surfactant Selling Price
£/t
Surfactant Value
million £/y
Coproduct Value
million £/y
Variable Opex
million £/y
TEA summary
ItemValueUnit
Electricity
Electricity generated (onsite)MWh/y
Electricity total consumedMWh/y
Capital
Delivered cost of equipmentmillion £
Total capitalmillion £
Capex (annual)million £/y
Operating costs
Variable opex (electricity)million £/y
Fixed opexmillion £/y
Total opex (incl. misc)million £/y
Feedstock costmillion £/y
Revenue & profitability
Surfactant valuemillion £/y
Coproduct valuemillion £/y
Min. surfactant selling price (MSSP)£/t
Total costmillion £/y
Total valuemillion £/y
Economic marginmillion £/y
Discounted cash flow
YearAnn. DCF (m£)Cumulative (m£)
Mass balance
Streamtpdktpa
Equipment costs use the six-tenths rule: Cost = Base_cost × (Size/Base_size)^n × (CEPCI_current/CEPCI_base)
Total Delivered Equip. Cost
million £
FT + Alcohol Synthesis
million £
Gas Treatment / Electrolysis
million £
CO₂ Capture
million £
Equipment cost breakdown
Process unitBase cost (m£)Base sizeCurrent sizeUnitScale nCEPCI baseCEPCI nowCost (m£)
Block flow diagram — Flue2Chem surfactant process
CO₂ Capture FT + Alcohol synthesis Ethanol plant Gas treatment ETP & Electrolysis Ethylene oxide plant Surfactant synthesis Flue gas CO₂ rich gas (FT) CO₂ rich gas (Ethanol) Rem. flue gas Alcohol intermediate FT coproduct Ethylene oxide EO byproduct Surfactant output H₂ Exhaust + water
Main product stream
Intermediate stream
Secondary / exit stream
Main product
Values update live ↗
Analysis metadata
Product
1 kg F2C surfactant (Flue2Chem)
Method
ReCiPe 2016 Midpoint (H) V1.05 / World (2010) H
Indicator
Characterisation
Impact categoryF2CFossil-basedRatio
Global warming66.0%100%
Stratospheric ozone depletion100%38.4%
Ionizing radiation32.0%100%
Ozone formation (human health)100%50.2%
Fine particulate matter100%52.1%
Terrestrial acidification100%56.4%
Fossil resource scarcity24.4%100%
Terrestrial ecotoxicity100%23.6%
Water consumption−0.3%100%
Full impact assessment — per kg surfactant (F2C vs fossil-based)
Impact categoryUnitF2C totalElectricityEmissionsInfrastructureWastewaterFossil-based
Global warmingkg CO₂ eq1.44201.06080.28540.08940.00652.1857
Stratospheric ozone depletionkg CFC11 eq9.06E-074.92E-073.44E-074.99E-081.99E-083.48E-07
Ionizing radiationkBq Co-60 eq0.056070.0514200.003838.25E-040.17530
Ozone formation, Human healthkg NOₓ eq0.010410.003730.006174.92E-042.26E-050.00523
Fine particulate matterkg PM2.5 eq0.0044000.0023270.0017403.18E-041.43E-050.002293
Ozone formation, Terrestrialkg NOₓ eq0.010840.003860.006465.00E-042.30E-050.00602
Terrestrial acidificationkg SO₂ eq0.011170.004590.005896.49E-044.60E-050.00630
Freshwater eutrophicationkg P eq1.208E-031.075E-0301.18E-041.52E-055.42E-04
Marine eutrophicationkg N eq1.815E-047.63E-0502.12E-058.41E-053.82E-05
Terrestrial ecotoxicitykg 1,4-DCB8.7118.58100.10120.02822.059
Freshwater ecotoxicitykg 1,4-DCB2.3922.38704.63E-035.94E-040.1016
Marine ecotoxicitykg 1,4-DCB2.8972.89006.35E-037.95E-040.1305
Human carcinogenic toxicitykg 1,4-DCB0.92750.912300.011413.84E-030.1304
Human non-carcinogenic toxicitykg 1,4-DCB8.9318.72200.16810.04091.721
Land usem²a crop eq0.067310.0634303.71E-031.77E-040.03572
Mineral resource scarcitykg Cu eq0.061020.0450500.015861.11E-046.80E-03
Fossil resource scarcitykg oil eq0.35460.260100.093431.06E-031.4502
Water consumption−1.06E-040.013880−1.15E-03−0.012840.03266