Floating Photovoltaic for Hydrogen Production and Water Saving

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  • Author
    Dr. Paolo Venturini
  • Level
    Advanced
  • Study time
    ~ 20 minutes
  • Videos
    1
  • Contact
    paolo.venturini@uniroma1.it

Module Description

This study examines the potential of a floating photovoltaic (FPV) system installed on an artificial reservoir, focusing on its capacity to generate energy and/or hydrogen while promoting water conservation. Floating solar installations represent an innovative approach to renewable energy generation, utilizing the surface area of water bodies. Integrating solar panels on water surfaces offers several advantages, including the reduction of water evaporation, which is valuable in arid regions or areas with water scarcity. The shading effect of the panels reduces direct sunlight exposure, lowering evaporation rates and preserving water resources.
Additionally, the water beneath the solar panels enhances cooling efficiency. This cooling effect helps to maintain optimal operating temperatures for the photovoltaic modules, improving their performance and extending their lifespan. This synergy maximizes energy output, making FPV systems a highly efficient solution for clean energy generation.
The study also highlights the adaptability of integrating hydrogen production into the FPV system. Using energy generated by the solar panels, the system can produce hydrogen through electrolysis, creating an environmentally sustainable and versatile energy storage solution. Hydrogen production allows for the storage of surplus renewable energy and offers various applications, including industrial processes, transportation, and grid stabilization.
This dual-purpose design optimizes resource management by aligning renewable energy generation with water conservation objectives. In regions where both energy and water resources are under pressure, FPV systems represent a significant advancement in addressing these critical challenges. The simultaneous generation of clean energy, reduction of water loss, and provision of a flexible hydrogen supply demonstrate the significant potential of this technology for advancing sustainable development.

 Learning Outcomes

  • Comprehend the principles and advantages of FPV systems.
  • Evaluate the role of FPV systems in reducing water evaporation and conserving water resources.
  • Understand the process of hydrogen production through electrolysis, using energy from FPV systems.
  • Discuss the significance of FPV systems in addressing energy and water resource challenges.
created by

Dr. Paolo Venturini

Paolo Venturini, a Mechanical Engineer with a PhD in Theoretical and Applied Mechanics, is an Associate Professor at the Department of Mechanical and Aerospace Engineering at Sapienza University of Rome (Italy). His multidisciplinary research encompasses fields such as multiphase flows, erosion and fouling modelling, turbomachinery, energy systems, biofuels, sustainable mobility, and hydrogen technologies. He develops advanced models to predict erosion and particle deposition in critical systems, including gas turbines, compressors, wind and tidal turbines. His work extends to experimental investigations into the use of vegetable and waste cooking oils as sustainable fuels for internal combustion engines, as well as the potential of biomass gasification for producing hydrogen-rich syngas. Additionally, he focuses on integrating hydrogen-based solutions into energy systems to support decarbonization efforts.