超级绝热材料

对SiO2纳米孔超级绝热材料的制备方法及应用前景也进行介绍和分析。

The preparation techniques and application prospect were also introduced in the paper .

水镁石纤维增强SiO2气凝胶超级绝热材料研究

The Study on FB Reinforced Silica Aerogel Super Thermal Insulation Material

SiO2气凝胶-硅酸钙复合纳米孔超级绝热材料导热系数的测定及绝热机理分析

Tested of Thermal Conductivity Coefficient of Super Thermal Insulation Composite Material with Silica Aerogels and Calcium Silicate and Thermal Analysed of Insulation Mechanism

纳米超级绝热材料的气孔尺寸小于空气平均分子自由程（≤70nm）且具有很低的体积密度，材料在常温和设定的温度下有比空气更低的绝热系数。

When the pore size of super thermal insulation material is less than the average free path of air molecule (≤ 70 nm ) with a minimal volume density , the adiabatic coefficient of super thermal insulation material lower than that of air is achieved at normal or given temperature .

以水玻璃为硅源制备纳米孔超级绝热材料

Nano-porous Super Thermal Insulation Materials Prepared by Water Glass as Silicon Source

纳米孔超级绝热材料概念于20世纪90年代提出，已成为国际保温材料领域的研究热点。

The concept of super thermal insulation material originates from the nineties of the 20 th century .

气凝胶由于具有极高的孔隙率和极低的热导率，因此可以作为一种超级绝热材料。

Aerogels servers as a super thermal insulation material mainly due to its high nano-porosity and low thermal conductivity .

王寅生。纳米孔超级绝热材料基础研究。北京：北京科技大学，2003。

Wang Yinsheng . A preliminary study on supper insulator with nanometer pores . Beijing : University of Science and Technology Beijing , 2003 .

根据气凝胶的纳米孔结构特点，采用由小球体构成的立方阵列单元体结构，建立了描述纳米孔超级绝热材料气凝胶的气固耦合导热模型。

Based on the open-cell nano-porous structure features , a cubic array of intersecting spheres unit cell model describing the coupled conduction of gas and solid in aerogel super insulator was developed . By one-dimensional heat conduction analysis in the unit cell , the effective thermal conductivity expression was obtained .