Table 8

Potential environmental impacts generated by the production of 1 kWhAC through a rooftop PV plant located in Catania, characterized by a GHI of 1819 kWh/m2/y and an energy yield of 1,644 h.

Impact categories Structure Inverter Module DC losses EOL Total
Climate change (kg CO2 eq) 3.50E-03 5.80E-03 9.35E-03 2.63E-03 4.28E-04 2.17E-02
Ozone depletion (kg CFC11 eq) 1.34E-10 4.05E-10 7.74E-10 1.86E-10 2.34E-11 1.52E-09
Photochemical ozone formation (kBq U-235 eq) 1.16E-05 2.67E-05 3.79E-05 1.08E-05 6.74E-07 8.77E-05
Particulate matter (kg NMVOC eq) 2.79E-10 4.13E-10 7.40E-10 2.02E-10 1.00E-11 1.64E-09
Acidification (disease inc.) 2.24E-05 5.36E-05 6.28E-05 1.96E-05 7.38E-07 1.59E-04
Eutrophication, freshwater (CTUh) 1.23E-06 4.13E-06 3.02E-06 1.18E-06 4.44E-08 9.60E-06
Eutrophication, marine (CTUh) 3.72E-06 9.08E-06 1.80E-05 4.35E-06 2.79E-07 3.55E-05
Eutrophication, terrestrial (mol H + eq) 3.84E-05 8.64E-05 1.42E-04 3.76E-05 2.38E-06 3.06E-04
Land use (kg P eq) 8.41E-03 2.83E-02 4.49E-02 1.15E-02 1.05E-03 9.43E-02
Resource use, fossils (kg N eq) 3.46E-02 6.71E-02 1.00E-01 2.85E-02 2.23E-03 2.33E-01
Resource use, minerals and metals (mol N eq) 1.05E-08 6.32E-07 3.78E-07 1.44E-07 3.75E-10 1.16E-06
CED (MJ) 4.07E-02 7.94E-02 1.17E-01 3.34E-02 2.53E-03 2.73E-01

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