Scaling up of photocatalytic systems for large-scale hydrogen generation

Scaling up photocatalytic systems for large-scale hydrogen generation holds transformative potential for sustainable energy but faces significant technical and economic challenges in transitioning from lab-scale experiments to industrial applications. This review delves into recent innovations that drive progress in this field, including advanced materials developed for improved efficiency and stability, as well as innovative reactor designs that optimize light capture and reactant flow. It also examines practical strategies for the integration of these systems with renewable energy sources, focusing on their scalability and cost-effectiveness. Key challenges addressed include mass transport limitations, reactant utilization, and catalyst longevity, accompanied by emerging solutions that aim to overcome these hurdles. The review comprehensively explores the intersection of technological advancements and economic feasibility, emphasizing environmental and economic considerations necessary for the practical implementation of photocatalytic hydrogen production. Emphasizing the most recent developments and strategic approaches, this review outlines a pathway for advancing large-scale sustainable hydrogen generation technologies.