基于红外热成像的围护结构热工性能定量检测方法研究进展  

RESEARCH PROGRESS OF QUANTITATIVE DETECTION METHODS FOR THERMAL PROPERTIES OF ENVELOPE STRUCTURES BASED ON INFRARED THERMAL IMAGING

作　　者：李环宇[1] 冯国会[1] 刘馨[1] 蒲毅 王涵 Li Huanyu;Feng Guohui;Liu Xin;Pu Yi;Wang Han(College of Municipal and Environmental Engineering,Shenyang Jianzhu University,Shenyang 110168,China)

机构地区：[1]沈阳建筑大学市政与环境工程学院,沈阳110168

出　　处：《太阳能学报》2024年第7期427-437,共11页Acta Energiae Solaris Sinica

基　　金：国家自然科学基金(51778376);辽宁省教育厅面上项目(LJKZ0577);沈阳市科学计划项目(21-108-9-03)。

摘　　要：综述红外热成像技术在建筑围护结构热工性能定量检测领域的研究成果,介绍国内外定量红外热成像法的理论基础、发展历程以及在量化热工缺陷能量损失中的应用,从构建稳态热流环境、对流辐射换热计算、测试操作选择3个方面总结现场检测的影响因素,归纳图像处理技术在排除光学干扰、辨识热工缺陷、热工信息可视化等方面对红外检测领域的贡献,分析未来红外热成像的应用前景与发展方向。研究表明,红外热成像技术可成为围护结构热工性能定量检测与热工缺陷量化识别的优秀方法。The research results of infrared thermography technology in the field of quantitative thermal properties detection of building envelope are reviewed.The theoretical basis,development history and application of quantitative infrared thermography in quantifying energy loss of thermal defects at home and abroad are introduced.The influencing factors of on-site detection are summarized from three aspects:construction of steady-state heat flow environment,calculation of convection and radiation heat transfer,and selection of test operation.The contribution of image processing technology to infrared detection field is summarized in the exclusion of optical interference,identification of thermal defects,thermal information visualization and so on.The application prospect and development direction of infrared thermography technology in the future are analyzed.The research shows that infrared thermography technology can be an excellent method to quantitatively detect thermal properties and identify thermal defects of envelope structures.

关 键 词：红外成像 热工性能 图像处理 定量检测 热工缺陷 建筑节能 

分 类 号：TU111[建筑科学—建筑理论]