News

Floating Solar PV: Challenges and Opportunities

The floating solar photovoltaic (FPV) sector is accelerating, bringing both opportunities and technical challenges.

Opportunities:
– Efficient Land Use: FPV utilizes water surfaces, addressing land scarcity challenges that impact ground-based solar installations.
– Energy Integration: Combining FPV with hydropower enhances reliability and makes better use of existing infrastructure.
– Performance Gains: Water cools solar panels, improving efficiency and reducing degradation compared to land-based systems.

Challenges:
– Limited Use of Trackers: While ground-based solar installations widely use trackers to optimize energy output, most FPV projects still rely on fixed panels. This is due to the complexity of maintaining stable tracking on floating structures. However, the world’s largest FPV plant, located at Ma’ayan Tzvi in Israel, integrated Xfloat’s horizontal single-axis tracking (HSAT) technology. This advanced system uses controlled buoyancy and smart algorithms to rotate the panels, increasing energy yield and paving the way for the next generation of FPV systems.
– Technical Complexity: FPV installations must withstand environmental challenges like waves, corrosion, and biofouling, requiring advanced materials and precise engineering.
– Standardization and Regulation: The industry is still developing clear standards of quality and performance. Xfloat, for instance, is contributing to guidelines through collaboration with international research institutions, industry consortia/JIPs and actual full scale track record, ensuring FPV-specific innovations like tracking are adequately covered.
– Environmental Impact: Responsible growth means assessing environmental effects, especially when deploying systems in sensitive water reservoirs used for drinking supplies.

With large-scale FPV projects gaining momentum across the globe, innovation in tracking systems will play a pivotal role in the industry’s success. Balancing technological advancements with sustainability will be key to unlocking FPV’s full potential.