进入绿色建筑:在试点规模的太阳能储能系统中获得卓越性能的混合双金属铁铁体方案
M M Nour1, Maha A Tony2,3, Hossam A Nabwey1
1Department of Mathematics, College of Science and Humanities in Al-Kharj, Prince Sattam bin Abdulaziz University, Al-Kharj 11942, Saudi Arabia.
ACS omega
|March 2, 2026
概括
双金属铁 (BIF) 纳米颗粒增强碳化合物相变材料 (PCM) 用于太阳能储能. 在可持续建筑应用中,添加0.3%重量的BIF显著提高了热量增益和系统效率.
科学领域:
- 材料科学 材料科学 材料科学
- 纳米技术纳米技术
- 可持续能源 可持续能源
背景情况:
- 变相材料 (PCM) 对于热能储存 (TES) 是至关重要的.
- 开发高效和稳定的PCM对于可持续的能源解决方案至关重要.
- 双金属铁 (BIF) 具有提高PCM性能的潜力.
研究的目的:
- 为了合成和表征BIF纳米粒子.
- 将BIF嵌入碳水化合物 (HC-Wax) 中,以创建新的PCM复合材料.
- 评估BIF修改的PCM的热能存储性能和太阳能捕获潜力.
主要方法:
- 对于BIF合成的共同沉路径.
- 在HC-Wax中嵌入BIF的超声波分散.
- 使用XRD,TEM,FTIR,TG/DTA和DSC进行材料表征.
- 太阳能集热器和双管热交换器用于性能评估.
主要成果:
- BIF纳米颗粒成功合成和表征.
- BIF-HC-Wax复合PCM表现出良好的热稳定性和循环可靠性.
- 最佳BIF度 (0.3重量%) 导致系统效率提高了84%.
- 记录的最大太阳能强度为1179W·m−2,这表明太阳能有很大的潜力.
结论:
- BIF纳米颗粒显著提高了HC-Wax PCM的传热性能.
- 优化的BIF修改PCM在可持续建筑应用中显示了节能的巨大潜力.
- 这项研究有助于开发用于高效储存太阳能的先进材料.
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