Table 13 Percentage contributions of the process steps to environmental impacts—CGH2
H2 Production (%) | Truck transport (%) | Storage (%) | Refueling station (%) | |||
|---|---|---|---|---|---|---|
Acidification | molc H + eq | 2020 | 53.4 | 41.8 | 1.3 | 3.5 |
2050 | 52.6 | 43.7 | 1.0 | 2.7 | ||
Climate change | kg CO2 eq | 2020 | 23.5 | 66.5 | 2.5 | 7.6 |
2050 | 25.1 | 69.5 | 1.3 | 4.1 | ||
Freshwater ecotoxicity | CTUe | 2020 | 77.9 | 17.3 | 1.5 | 3.4 |
2050 | 79.0 | 17.3 | 1.2 | 2.6 | ||
Freshwater eutrophication | kg P eq | 2020 | 29.2 | 50.6 | 5.0 | 15.2 |
2050 | 56.1 | 38.6 | 1.1 | 4.2 | ||
Human toxicity—cancer effects | CTUh | 2020 | 69.4 | 22.3 | 1.8 | 6.5 |
2050 | 76.4 | 18.4 | 0.9 | 4.2 | ||
Human toxicity—non-cancer effects | CTUh | 2020 | 53.9 | 38.1 | 1.9 | 6.1 |
2050 | 57.0 | 37.8 | 1.2 | 4.1 | ||
Ionizing radiaton—human health | kBq U235 eq | 2020 | 12.1 | 73.0 | 3.7 | 11.2 |
2050 | 17.7 | 79.8 | 0.5 | 2.0 | ||
Marine eutrophication | kg N eq | 2020 | 34.0 | 57.6 | 1.8 | 6.7 |
2050 | 34.0 | 60.4 | 1.0 | 4.6 | ||
Ozone depletion | kg CFC-11 eq | 2020 | 18.6 | 75.5 | 1.5 | 4.4 |
2050 | 17.9 | 77.1 | 1.3 | 3.7 | ||
Particulate matter/Respiratory inorganics | kg PM2.5 eq | 2020 | 47.5 | 48.8 | 0.9 | 2.8 |
2050 | 44.9 | 51.5 | 0.9 | 2.7 | ||
Photochemical ozone formation | kg NMVOC eq | 2020 | 34.2 | 60.9 | 1.2 | 3.7 |
2050 | 31.9 | 64.0 | 0.9 | 3.1 | ||
Resource depletion—mineral, fossil and renewables | kg Sb eq | 2020 | 69.3 | 28.0 | 0.9 | 1.8 |
2050 | 65.9 | 30.9 | 1.0 | 2.3 | ||
Terrestrial eutrophication | molc N eq | 2020 | 31.0 | 63.0 | 1.3 | 4.6 |
2050 | 28.2 | 66.9 | 1.1 | 3.8 |