Revolutionizing wind energy: exploring triboelectric and piezoelectric nanogenerators for sustainable power generation

Nanogenerator technologies have gained significant attention as sustainable methods for harvesting energy and powering various applications. We review the research progress and obstacles related to triboelectric and piezoelectric nanogenerators utilized for wind energy extraction. This is crucial given the increasing demand for clean energy sources and the importance of technologies that can efficiently harvest such energy. We highlight the role of triboelectric and piezoelectric nanogenerators as promising solutions for capturing mechanical energy from wind sources. First, the fundamental physics modes of triboelectric and piezoelectric nanogenerators are discussed. The mechanisms underlying the triboelectric effect and the piezoelectric effect are explained, emphasizing their relevance to energy harvesting applications. An overview of energy harvesting using triboelectric and piezoelectric nanogenerators is then provided, encompassing the latest developments in the field. This review encompasses the design principles, materials, and fabrication techniques employed in the construction of triboelectric and piezoelectric nanogenerators. Specifically, we delve into how nanogenerators are utilized for wind energy harvesting. Various approaches for optimizing the performance of these devices are examined, along with methods of integration into wind energy harvesting systems. The potential applications of these devices are highlighted, along with the challenges that may come with their implementation. We conclude by discussing the current state of research, future perspectives, and insights into wind energy harvesting using triboelectric and piezoelectric nanogenerators. Accordingly, we recommend that future research addresses issues such as scalability, durability, and system integration. This review provides a comprehensive analysis of the use of triboelectric and piezoelectric nanogenerators for wind energy harvesting. It serves as a reference for researchers and engineers working in wind engineering, offering insights and directions for future advancements.