海泡石是一种富镁硅酸盐无机矿物,具有较大的比表面积以及较强的吸附性能,常用作相变材料、调湿材料、调温调湿材料的封装载体。介绍了海泡石的物理性质、改性方法、复合相变材料的制备方法以及调温调湿性能,对海泡石基复合相变材料在调节建筑热湿环境以及建筑节能领域的应用进行了分析。研究表明海泡石基复合材料能够起到蓄热调温的作用,并将环境湿度控制在一定范围,降低建筑能耗,是实现建筑围护结构被动式温湿调控功能的重要研究方向之一,海泡石基复合材料在建筑节能领域具有广阔的应用前景。
Sepiolite is a kind of magnesium rich silicate mineral with large specific surface area and strong adsorption property.It is often used as packaging carrier of phase change material,humidity control material,temperature and humidity control material.The physical properties,modification methods and preparation methods of sepiolite composites were summarized.The temperature and humidity control performance of sepiolite based phase change materials,the building thermal and humidity environment regulation,and the application effect of building energy conservation were analyzed.The research shown that sepiolite based composite can play the role of heat storage and temperature regulation,and the environmental humidity was controlled within a certain range to reduce the building energy consumption.Energy consumption was one of the important research directions to realize the passive temperature and humidity control function of building envelope,and had a broad application prospect in the field of building energy saving.
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基金资助
江西省自然科学基金(20192BAB206040);江西省教育厅科学技术研究项目(GJJ180459)
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