Technological parameter ranges for a PEC facility.
| Input parameter [unit] | Base case (Earth-abundant materials) | Favourable present case (precious co-catalysts) | Optimistic future-case parameters |
|---|---|---|---|
| PEC conversion efficiency [%] | 389 | 589 | 10a |
| PEC efficiency degradation rate [% of CE year−1] | 1077,94 | 423 | 223 |
| PEC performance ratio [PR] | 0.8527,61,97,98 | 0.9023 | 0.9527,61,97,98 |
| PEC upfront embodied energy [kW h m−2 of active area] | 34723 | 51623 | 431a |
| PEC maintenance energy [kW h m−2 of active area] | 33a | 4923 | 41a |
a
Values chosen by the authors as an average or calculation based on literature sources.