| 基于纳米粒子/相变石蜡乳状液的研究 |
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| 引用本文： | 邹得球,肖睿,何世辉,黄冲,董凯军,冯自平.基于纳米粒子/相变石蜡乳状液的研究[J].材料导报,2009,23(15). |
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| 作者姓名： | 邹得球 肖睿 何世辉 黄冲 董凯军 冯自平 |
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| 作者单位： | 1. 中国科学院广州能源研究所,广州,510640;中国科学院可再生能源与天然气水合物重点实验室,广州,510640;中国科学院研究生院,北京,100039
2. 中国科学院广州能源研究所,广州,510640;中国科学院可再生能源与天然气水合物重点实验室,广州,510640 |
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| 基金项目： | 国家自然科学基金一广东联合基金，中国科学院广州能源研究所所长基金 |
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| 摘 要： | 介绍了纳米流体的制备方法,探讨了纳米流体强化传热的机理.结合本实验室的研究方向,首次提出了在相变储热石蜡乳状液中添加纳米粒子强化石蜡乳状液传热性能的方法,并制备了纳米铝/石蜡乳状液.分析了该悬浮液的性能,实验结果表明,将0.1%(质量分数)的纳米铝粉分散于石蜡乳状液中,悬浮液的导热系数提高了29.4%,大大提高了石蜡乳状液的传热速率.与水作为储热、传热介质相比,该新型相变纳米流体具有储热密度大、换热能力强的优点.最后,指出了该新型相变纳米流体研究存在的问题并展望了其应用前景.
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| 关 键 词： | 纳米粒子 纳米流体 石蜡乳状液 相变材料 强化传热 |
Research Based on Nanoparticles/Phase Change Wax Emulsion |
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| ZOU Deqiu,XIAO Rui,HE Shihui,HUANG Chong,DONG Kaijun,FENG Zipinga.Research Based on Nanoparticles/Phase Change Wax Emulsion[J].Materials Review,2009,23(15). |
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| Authors: | ZOU Deqiu XIAO Rui HE Shihui HUANG Chong DONG Kaijun FENG Zipinga |
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| Affiliation: | ZOU Deqiu1,2,3,XIAO Rui1,HE Shihui1,HUANG Chong1,DONG Kaijun1,FENG Ziping1,2(1 Guangzhou Institute of Energy Conversion,Chinese Academy of Sciences,Guangzhou 510640,2 Key Lab of Renewable Energy , Natural Gas Hydrate,3 Graduate University of Chinese Academy Sciences,Beijing 100039) |
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| Abstract: | The methods of preparing nanofluids are introduced.The mechanism of heat transfer enhancement on nanofluids is discussed.According to the research trend of our laboratory,the method of adding nanoparticles into wax emulsion to enhance its heat transfer property is put forward for the first time,and nano-aluminium/wax emulsion is prepared.The performance of the suspension is analyzed,the results show that thermal conductivity enhancements of up to 29.4% is observed at the 0.1wt% suspension,which enhance its ... |
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| Keywords: | nanoparticles nanofluids wax emulsion phase change material(PCM) heat transfer enhancement |
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