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棕榈酸甲酯/硬脂酸甲酯建筑节能相变材料

  • 董凯军 ,
  • 管海凤 ,
  • 刘劭博 ,
  • 黄志林 ,
  • 任 俊 ,
  • 陈喜明
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  • 1. 中国科学院广州能源研究所,广州 510640;
    2. 中国科学院可再生能源重点实验室,广州 510640;
    3. 广东省新能源和可再生能源研究开发与应用重点实验室,广州 510640;
    4. 深圳市建筑科学研究院股份有限公司,广东 深圳 518049
董凯军(1971-),男,博士,教授级高工,主要从事建筑节能和空调节能技术的研究。

收稿日期: 2017-01-03

  修回日期: 2017-03-28

  网络出版日期: 2017-06-30

基金资助

广东省自然科学基金项目(2015A030310408);
深圳市科技计划项目(20140903152243524);
广东省科技计划项目(2015A040404039)

Methyl Palmitate/Methyl Stearate Building Energy Saving Phase Change Material

  • DONG Kai-jun ,
  • GUAN Hai-feng ,
  • LIU Shao-bo ,
  • HUANG Zhi-lin ,
  • REN Jun ,
  • CHEN Xi-ming
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  • 1. Guangzhou Institute of Energy Conversion, Chinese Academy of Sciences, Guangzhou 510640, China;
    2. CAS Key Laboratory of Renewable Energy, Guangzhou 510640, China;
    3. Guangdong Provincial Key Laboratory of New and Renewable Energy Research and Development, Guangzhou 510640, China;
    4. Shenzhen Institute of Building Research Co. Ltd, Shenzhen 518049, China

Received date: 2017-01-03

  Revised date: 2017-03-28

  Online published: 2017-06-30

摘要

本文研究一种适用于夏热冬暖地区建筑围护结构的相变材料,该材料为棕榈酸甲酯和硬脂酸甲酯按一定比例混合而成,通过DSC检测相变温度及相变潜热,分析棕榈酸甲酯和硬脂酸甲酯不同比例时相变材料的性能。棕榈酸甲酯和硬脂酸甲酯质量比为4∶1时,相变材料的熔融温度为22.4℃、熔化潜热为188.7 J/g,该相变材料综合性能最佳,相变温度符合夏热冬暖地区建筑围护结构使用要求。将该相变材料与建筑材料结合制得相变墙体材料,能调控室内温度,从而降低空调能耗,在建筑节能领域具有可观的应用前景。

本文引用格式

董凯军 , 管海凤 , 刘劭博 , 黄志林 , 任 俊 , 陈喜明 . 棕榈酸甲酯/硬脂酸甲酯建筑节能相变材料[J]. 新能源进展, 2017 , 5(3) : 212 -217 . DOI: 10.3969/j.issn.2095-560X.2017.03.008

Abstract

This paper studies a phase change material for building envelope in hot summer and warm winter area, which is the mixture of methyl palmitate and methyl stearate with a certain ratio. Phase change temperature and latent heat of phase change material was detected by DSC. When the mass ratio of methyl stearate and methyl stearate was 4 to 1, the phase transformation temperature of the material was 22.4oC, and the latent heat was 188.7 J/g, which presents the best performance and the phase transition temperature meets the requirements of the building envelope in hot summer and warm winter area. This phase change wall material is prepared by composing of phase change material and building material, which can control indoor temperature and reduce energy consumption of air conditioner. It may have good application prospect in the field of building energy conservation.

参考文献

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