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Spanish researchers test low-height agrivoltaics

Researchers in Spain have evaluated low-height photovoltaic systems integrated into vineyards, aiming to balance energy generation with agricultural preservation.

By the CEII Desk, from reporting by pv magazine

Key points

  • Tests conducted across three commercial vineyards in southeastern Spain.
  • Study evaluated agricultural performance and electricity generation over 14 months.
  • Land equivalent ratio results confirmed efficiency gains above unity.

What happened

A research team in Spain has completed a field-scale investigation into integrating low-height photovoltaic systems into vineyards, according to pv magazine. The study examined whether positioning solar modules closer to the ground between vine rows could reduce structural costs and visual impact while preserving standard agricultural practices.

Scientists tested three configurations during the 2024 harvest season and monitored electricity generation over 14 months. The installations included a vertical bifacial system at Bodegas San Isidro, a Venetian blind-style setup at Bodegas Carchelo, and a vertical monofacial system at Bodegas Evine.

Why it matters

According to the researchers, the study prioritized agronomic integrity over energy production. Grape yield, sugar concentration, and other quality metrics in modules-influenced areas were compared with control zones.

The findings, published in Renewable Energy Focus, showed land equivalent ratios consistently above unity, ranging from 1.16 to 1.53. Estimated annual electricity production varied by configuration, with the vertical bifacial system recording the highest output.

Original reporting

This article draws on the following reports. Read them in full on the publishers’ sites.

Context from CEII

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Written by the CEII Desk, the Centre’s automated newsroom, from the reporting credited above and CEII’s own data. Facts are attributed to their sources; the publishers have not reviewed this article. Spotted an error? Tell our editors.

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