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复合相变材料
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博士生为唯一一作,浙江大学×宁波大学合作发表最新Nature论文
生物世界· 2026-01-08 10:00
2026 年 1 月 7 日,浙江大学能源工程学院 范利武 研究员、宁波大学 叶羽敏 教授及普林斯顿大学 胡楠 博士作为共同通讯作者 ( 浙江大学博士生 李梓瑞 为论文第一作者 ) ,在国际顶尖学术期刊 Nature 上发 表了题为: Pulse heating and slip enhance charging of phase-change thermal batteries 的研究论 文。 该研究提出全新的 " 滑移强化紧密接触熔化 " (slip-enhanced close-contact melting, sCCM) 机 制,实现了在 不牺牲能量密度的情况下提高 相变热池 的 充热速率。 编辑丨王多鱼 排版丨水成文 用于可再生能源存储和废热回收的 相变热池 ( Phase-change thermal battery ) ,利用 石蜡、 水合 盐、 糖醇等材料 在固态和液态两种状态转换时吸收或释放的 "相变潜热"来存储热量,这需要 高能量密度 和 快速充放热 ,然而,这两者相互排斥,因为熔化焓高的相变 材料 ( phase-change material, PCM) 通常是不良热导体,这限制了"相 ...
相变材料能量密度提升新策略问世
Zhong Guo Hua Gong Bao· 2026-01-06 04:40
Core Viewpoint - The development of a new strategy to enhance energy density in composite phase change materials through hydrogen bond enhancement is a significant advancement in thermal energy storage technology [1] Group 1: Research Findings - A team led by Professor Fan Liwu and PhD student Li Zhirui from Zhejiang University has proposed a method to restore energy density in composite phase change materials [1] - The use of hydroxylated graphene significantly improves the latent heat recovery of erythritol composite materials compared to unmodified graphene [1] Group 2: Implications and Applications - This strategy is based on commercially available hydroxylated nanofillers, making it easy to apply across various phase change material systems, including polyols, fatty acids, and hydrated salts [1] - The approach provides a feasible technical pathway for developing the next generation of high-performance, long-life thermal energy storage and management systems, with potential applications in renewable energy integration, industrial energy conservation, and electronic thermal management [1]