土建建筑外墙施工中的保温节能技术研究  

Research on Thermal Insulation and Energy Saving Technology in Exterior Wall Construction of Civil Engineering Buildings

作　　者：丁源[1] Ding Yuan(Shaanxi College of Communication Technology,Xi'an 710018)

机构地区：[1]陕西交通职业技术学院,西安710018

出　　处：《粉煤灰综合利用》2018年第6期94-97,共4页Fly Ash Comprehensive Utilization

摘　　要：为了加强我国建筑节能保温技术的研究,分析了外墙内保温、外墙自保温、外墙夹芯保温、外墙外保温四类技术的优缺点,并以建筑外墙保温技术为例结合实际工程情况进行研究,外墙外保温材料选用硬泡聚氨酯复合胶粉聚苯颗粒,详细介绍了施工工艺流程、施工方法等,并对建筑的保温结果进行实测,结果表明:应用硬泡聚氨酯复合胶粉聚苯颗粒外墙外保温体系之后,外墙传热系数为0.538W/(m^2·K),保温效果良好。In order to strengthen the research on building energy-saving insulation technology in China,the advantages and disadvantages of four types of technology:external wall internal insulation,external wall self-insulation,external wall sandwich insulation and external wall insulation are analyzed,and the exterior wall insulation technology is taken as an example.Based on the actual engineering situation,the external thermal insulation of the external wall is made of rigid polyurethane composite rubber powder polystyrene granules.The thermal insulation results of the building are measured.The results show that the application of rigid foam polyurethane composite After the outer wall insulation system of rubber powder polystyrene particles,the heat transfer coefficient of the outer wall is 0.538W/(m^2·K ),and the heat preservation effect is good.

关 键 词：外墙保温 硬泡聚氨酯 胶粉聚苯颗粒 

分 类 号：TU761[建筑科学—建筑技术科学]