Table 4. Moles of Nitrogen, Time Required to Desorb 95% of the adsorbed CO2, and the Corresponding Cost of Nitrogen and Sorbent per Amount of CO2 Captured over a Range of Flows at 100 °C.
| flow rate (L min–1) | F95 (N2/CO2) (mol/mol) | t95 (s) | cost of purge (€/tonCO2) | cost of IER (€/tonCO2) | total cost (€/tonCO2) |
|---|---|---|---|---|---|
| 0.50 | 125 | 2442 | 159 | 13.9 | 173 |
| 1.00 | 110 | 1071 | 140 | 10.8 | 151 |
| 1.50 | 118 | 768 | 150 | 10.2 | 160 |
| 2.00 | 119 | 583 | 152 | 9.7 | 162 |
| 2.50 | 130 | 530 | 166 | 9.7 | 176 |