一度电的“重生”：在大湾区重构能源结构与能源大脑，2025大湾区科学论坛“能源科技发展分论坛”跟踪报道

Group 1: Core Insights - The forum highlighted two major trends in energy technology: maximizing energy efficiency and innovating digital systems to connect dispersed energy sources into an intelligent network [1][6] - Macau has reduced its fuel power generation from 100% to 6.6% and is promoting photovoltaic systems, serving as a model for other high-density cities in the Greater Bay Area [2][4] - The discussions emphasized a "triple leap" in materials, technology, and application scenarios, reshaping the energy landscape [3][4] Group 2: Material and Technology Advances - The first leap involves advancements in material performance, such as the use of perovskite tandem structures to enhance efficiency beyond traditional silicon limits [3] - The second leap focuses on the integration of technology systems, with solutions that combine photovoltaic, storage, and direct current distribution to improve efficiency and alleviate grid pressure [3] - The third leap pertains to application scenarios, where energy is no longer just part of the grid but is integrated into localized energy systems in settings like ports and airports [3][4] Group 3: Intelligent Energy Networks - The forum discussed the transition from individual energy stations to a "city energy brain," where buildings are both energy consumers and producers [5][7] - A comprehensive network integrating electricity, heat, cold, gas, and data flows is being developed, allowing for real-time optimization and coordination across energy sectors [6][7] - The concept of a "cross-bay virtual power plant" was introduced, aggregating resources from numerous buildings to respond to grid demands, indicating a shift towards digital energy management [8] Group 4: Future Directions and Implications - The energy transformation in the Greater Bay Area is characterized by a network of evolving nodes and chains, driven by foundational research, engineering practices, and institutional innovation [9] - The integration of energy efficiency, carbon reduction, and development within a single system presents a significant challenge for the industry [9][10] - The forum's discussions serve as a catalyst for ongoing energy system restructuring, emphasizing the need for closer collaboration among research, industry, and policy [10]