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Study on the thermal environment of rural residential buildings in winter in the Guanzhong region of Shaanxi
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作者 WEI Na GUO Yue +2 位作者 feng xin-ya CAO Xiao-ying SU Ling-jun 《Ecological Economy》 2023年第1期77-88,共12页
In order to study the thermal environment of rural dwellings in cold areas,the physical environment of rural dwellings in the Guanzhong region was taken as the research object.The thermal environment parameters,such a... In order to study the thermal environment of rural dwellings in cold areas,the physical environment of rural dwellings in the Guanzhong region was taken as the research object.The thermal environment parameters,such as indoor and outdoor temperature and humidity,wall surface temperature of existing dwellings were measured,recorded,and analysed using physical environment measurements and numerical software simulations.By using Ecotect Analysis software to optimize the building envelope of existing residential buildings,the thermal analysis shows that the optimized building envelope reduces the heat transfer coefficient,increases thermal insulation,reduces building energy consumption by 59%,and increases the human comfort PMV from-2.01 to-1.40.These findings provide theoretical and data support for the construction of rural dwellings in cold regions and for research into thermal environments. 展开更多
关键词 rural dwellings thermal environment ENVELOPE Ecotect Analysis software
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玄武岩纤维布增强不同树脂基体复合材料的制备与力学性能 被引量:8
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作者 杨智明 刘金旭 +2 位作者 冯新娅 李树奎 王鑫磊 《北京理工大学学报》 EI CAS CSCD 北大核心 2018年第6期655-660,共6页
利用3种不同的制备工艺,成功制备了相同玄武岩纤维布含量但5种不同树脂基体的玄武岩纤维布增强树脂基复合材料.5种树脂基体包括热固性的环氧树脂、乙烯基酯、热塑性尼龙6、聚碳酸酯及ABS树脂.所制备的5种复合材料组织均匀致密,玄武岩纤... 利用3种不同的制备工艺,成功制备了相同玄武岩纤维布含量但5种不同树脂基体的玄武岩纤维布增强树脂基复合材料.5种树脂基体包括热固性的环氧树脂、乙烯基酯、热塑性尼龙6、聚碳酸酯及ABS树脂.所制备的5种复合材料组织均匀致密,玄武岩纤维布分布特征相同.研究了玄武岩纤维布增强树脂基复合材料准静态拉伸和3点弯曲力学性能,探讨了树脂基体种类的变化对力学性能的影响规律.在此基础上,通过微观分析研究了玄武岩纤维布增强树脂基复合材料在准静态拉伸和3点弯曲加载条件下的破坏机制,并揭示了树脂基体种类的变化对力学性能影响的机理. 展开更多
关键词 玄武岩纤维 树脂 复合材料 力学性能 破坏机理
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