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太阳能光伏-热系统的新型二氧化碳储能技术介绍
郭江峰 2023-10-10 14:38
为了应对环境污染和气候变化问题,人们越来越需要清洁和可再生能源来减少甚至替代传统的化石燃料。太阳能是最重要的可再生能源之一,因为它易于获取,具有清洁和无限潜力的优势。此外,太阳能可以通过光伏电池直接转化为最重要的能量形式——电能。传统单结太阳能电池的效率极限为 33% ,也称为 Shockley-Queisser ( S-Q ...
个人分类: Advances in Energy technology|1386 次阅读|没有评论
[转载]集成辐射冷却的太阳能分光谱混合发电技术
郭江峰 2023-10-10 13:21
能源转型是实现碳中和的主要路径,以清洁的可持续能源替代化石能源发电是最有效措施之一。太阳( 6000 K )和太空 (3 K) 相对地球是取之不尽、用之不竭的巨大热源和冷源。针对太阳能,开发出了光伏、光热发电等技术。光伏发电由于成本低、布置简单等优点,成为太阳能发电市场的主力。而传统光伏电池只能利用与其带隙能 ...
个人分类: Advances in Energy technology|953 次阅读|没有评论
Effect of Novel PCHE on SCO2 Power System
郭江峰 2023-5-18 08:50
Concentrated solar power (CSP) is one of the most promising power technologies. The power cycle block accounts for about one-third of the capital expenditure in the CSP system and has a direct and significant impact on the conversion efficiency of the CSP system. It is necessary to employ a highly ...
个人分类: Advances in Energy technology|947 次阅读|没有评论
supercritical CO2 in a modified airfoil fins heat exchanger
郭江峰 2023-5-17 20:03
The supercritical pressure CO 2 (SCO 2 ) Brayton cycle is an efficient and compact power cycle that has promising potential in solar and nuclear power generation systems. The printed circuit heat exchanger (PCHE) is an ideal candidate as a regenerator and pre-cooler in the SCO 2 Brayton cycle du ...
个人分类: Advances in Energy technology|1049 次阅读|没有评论

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