| 膨胀石墨相变储热复合材料的制备及性能研究 |
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| 引用本文： | 张步宁,崔艳琦,尹国强,孙凯,邵国艳.膨胀石墨相变储热复合材料的制备及性能研究[J].广州化工,2011,39(15):70-72. |
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| 作者姓名： | 张步宁 崔艳琦 尹国强 孙凯 邵国艳 |
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| 作者单位： | 1. 仲恺农业工程学院化学化工学院,广东广州,510225
2. 仲恺农业工程学院可持续建筑与节能技术研究所,广东广州,510225 |
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| 基金项目： | 广东省自然科学基金项目 |
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| 摘 要： | 利用石墨高温膨胀得到多孔高吸附性膨胀石墨,吸附石蜡相变材料,制备了膨胀石墨石蜡相变储热复合材料。采用扫描电镜、差示扫描量热分析对复合材料的结构和性能进行了表征,研究了其储热释热行为。结果表明,在900℃时保持32 s膨胀后可得到适宜的膨胀石墨,吸附适量石蜡时仍保持定型特性,石墨的添加改善了复合材料的导热性能,提高了相变...
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| 关 键 词： | 膨胀石墨 石蜡 复合相变材料 |
Preparation and Properties of Expanded Graphite Phase Change Composite for Thermal Storage |
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| ZHANG Bu-ning,CUI Yan-qi,YIN Guo-qiang,SUN Kai,SHAO Guo-yan.Preparation and Properties of Expanded Graphite Phase Change Composite for Thermal Storage[J].GuangZhou Chemical Industry and Technology,2011,39(15):70-72. |
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| Authors: | ZHANG Bu-ning CUI Yan-qi YIN Guo-qiang SUN Kai SHAO Guo-yan |
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| Affiliation: | 1(1 School of Chemistry and Chemical Engineering,Zhongkai University of Agriculture and Engineering, Guangdong Guangzhou 510225;2 Sustainable Building and Energy Technology Research Institute, Zhongkai University of Agriculture and Engineering,Guangdong Guangzhou 510225,China) |
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| Abstract: | Porous and adsorptive expanded graphite was prepared by heating and expanded graphite/paraffin phase change composite was prepared by adsorption of paraffin onto expanded graphite.The structure and properties of the composite was investigated by SEM and D |
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| Keywords: | expanded graphite paraffin phase change composite |
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