【摘要】 建立一种操作简单、易推广的实验方法,测试建筑材料多孔介质的导热系数、孔隙率、定压比热以及密度等基础热物性参数。通过实验测试建筑材料混凝土的干燥密度、干燥定压比热容、干燥导热系数及孔隙率等参数值,验证此实验测试方法的可行性,为推动建筑材料多孔介质热湿迁移物性基础数据的进一步完善提供收集依据。更多还原

【Abstract】 Setting up a experimental method with simple operation and easy promotion,this study will test a series ofbased thermal physical property parameters of porous medium of building materials,involving heat conductivitycoefficient,porosity,specific heat at fixed pressure and density. In addition,through the experiment,it tested somedrying parameters such as dry density,specific heat at constant pressure of drying,coefficient of thermal conductivityand porosity value,besides,it verified the feasibility of this test method,providing a collect basis for promoting thefurther perfection of physical basic data in migration of porous medium of building materials.更多还原