On May 30, 2025, at 17:27, the latest version of the Solar Energy Efficiency Index was released by the University of Massachusetts and First Solar. This index highlights significant advancements in solar power technologies.
According to the report, the 66th edition of the Solar Energy Efficiency Index was published on May 26, 2025. It reveals that among the companies analyzed, Trina Solar, JA Solar, LONGi Green Energy, Canadian Solar, and First Solar showed an increase in their efficiency ratings, with an average improvement of approximately 15%.
The Progress in Photovoltaics journal has been publishing updates on solar panel efficiency since January 1993. Every two years, it provides a comprehensive overview of the efficiency of solar cells and modules, reflecting the current technological advancements in the industry.
The key features of the latest index include:
- The inclusion of three sizes of solar panels, with large panels (>150 square meters) and 1 Sun Silicon panels being highlighted as significant contributors to efficiency.
- The smallest tested panel size recognized is 0.05 square meters.
- The introduction of a high-efficiency module that utilizes new technology to enhance performance.
The report emphasizes the importance of rigorous testing methods and standards to ensure that efficiency ratings are accurate and comparable across different manufacturers.
For more detailed information, the complete report can be accessed through the University of Massachusetts website and the First Solar website.
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