Pd recovered
—
kg/year
Buffer volume
—
m³/year
Tris-HCl needed
—
tonnes/year
NaCl needed
—
tonnes/year
Biocatalyst make-up
—
kg/year
Pd in feed (lost)
—
kg/year
Process Mass Flow Diagram
Bar widths are proportional to mass flow (largest input scaled to 100%). Colours indicate background (Ecoinvent), foreground (process), and recovered metal (teal).
Stoichiometric Reference Table
| Stream | Annual flow | Unit | Basis |
|---|
GWP per kg Pd
—
kg CO₂ eq
vs IPA 2022
—
28,094 kg CO₂ eq baseline
vs ZA primary
—
23,292 kg CO₂ eq baseline
vs RU primary
—
4,005 kg CO₂ eq baseline
GWP benchmark comparison
Tris-HCl precursor breakdown (per kg Pd)
ReCiPe 2016 Midpoint (H) — full impact set
Functional unit: 1 kg Pd recovered. Values scale linearly with Tris-HCl and NaCl molar concentrations relative to the 100/150 mM design point. Background datasets: Ecoinvent 3.10 (Cut-off, S).
| Impact category | Unit | Tris-HCl chain | NaCl chain | Total | Tris share |
|---|
NPV (15-year)
—
USD M
IRR
—
%
Simple payback
—
years
MSP
—
$/kg Pd
Total Capital Investment
—
USD
Annual OPEX
—
USD/year
Annual revenue
—
USD/year
Annual cash flow
—
USD/year, post-tax
Cumulative cash-flow profile
CAPEX breakdown (purchased equipment)
OPEX breakdown
Annual operating cost line items
| Line item | USD/year | % of OPEX | Basis |
|---|---|---|---|
| Total OPEX | — | 100.0% | Σ line items |
Capital cost breakdown
| Equipment / cost item | USD | % of PEC |
|---|