The Saint-Palais-de-Phiolin agrivoltaics project
The Key infos
The agrivoltaic project:
- Location: Saint-Palais-de-Phiolin, Charente-Maritime (17)
- SAU of the farm : 100ha
- Project size: 3 ha + 3 ha control plot
- Agricultural production: Corn and Soybeans
The scores of our demonstrators
-35%
-35% average potential evapotranspiration (Verdonnet, 2025)
-1°C
A reduced thermal amplitude of approximately 1°C over 24 hours on average throughout the year
+18%
+18% yield compared to the unmanaged area (Verdonnet, 2025)
=
Similar annual yields under the agrivoltaic solution and in the control, with better resilience in dry conditions (Souleuvre-en-Bocage, 2024-2025)
-7°C
Up to -7°C under the agricultural canopy during an observed heat peak (Amance et Brouchy, 2025)
-1.4°C on average during the hottest days
+2°C on the coldest nights
