钙钛矿电池技术仍处于“从0-1”关键跨越期

Core Insights - The recent advancements in perovskite solar cells indicate a growing trend in the industry, with significant breakthroughs in efficiency and stability reported by various research institutions and companies in China [1][4][5]. Group 1: Technological Advancements - The Chinese Academy of Sciences has developed a perovskite solar cell prototype with a power conversion efficiency exceeding 27% [1][4]. - Nanjing University of Technology has achieved an external quantum efficiency of 45.5% for perovskite tandem LEDs, indicating a significant leap in LED technology [1][4][5]. - LONGi Green Energy Technology Co., Ltd. has reported a flexible silicon-perovskite tandem cell efficiency of 29.8%, certified by the Fraunhofer Institute for Solar Energy Systems, marking a world record for this type of cell [1][5]. Group 2: Market Potential and Applications - Perovskite solar cells are considered the next generation of photovoltaic technology due to their higher theoretical efficiency compared to traditional silicon cells, which is capped at 29.3% [2][3]. - The unique properties of perovskite cells, such as flexibility and lightweight, allow for diverse applications in electric vehicles, building-integrated photovoltaics, and consumer electronics [3]. Group 3: Industry Challenges and Recommendations - The perovskite battery industry is still in a critical transition phase, facing challenges such as stability issues and immature large-scale production processes [6][7]. - There is a need for a comprehensive industrial ecosystem, including self-sufficient core materials, a robust testing standard system, and better collaboration across the entire supply chain [6][7]. - To promote commercialization, it is essential to focus on technological innovation, address bottlenecks in stability and core materials, and enhance cooperation among enterprises to build a complete supply chain [7].