| 居住建筑丁字墙热(冷)桥传热特性分析 |
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| 引用本文： | 李永安,李常河. 居住建筑丁字墙热(冷)桥传热特性分析[J]. 低温建筑技术, 2008, 30(2): 131-133 |
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| 作者姓名： | 李永安 李常河 |
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| 作者单位： | 1. 山东建筑大学热能工程学院,山东,济南,250101
2. 中国科学院广州能源研究所,广东,广州,510640 |
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| 摘 要： | 分析了目前山东省采暖居住建筑能耗的现状,阐述了建筑热(冷)桥对采暖能耗的影响,建立了丁字墙建筑热(冷)桥的数学模型。对丁字墙建筑热(冷)桥的表面温度及热流密度进行了动态仿真,进而,利用实验的方法,对丁字墙建筑热(冷)桥的传热特性进行了研究,揭示了丁字墙建筑热(冷)桥在冬季采暖期间的传热规律,这对于降低采暖居住建筑能耗有一定的指导意义。
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| 关 键 词： | 居住建筑 热桥 冷桥 能耗 |
| 文章编号： | 1001-6864(2008)02-0131-03 |
| 修稿时间： | 2007-11-10 |
HEAT TRANSFER CHARACTERISTICS ANALYSIS OF THERMAL BRIDGE FOR T-SHAPED WALL IN RESIDENTIAL BUILDINGS |
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| LI Yong-an,LI Chang-he. HEAT TRANSFER CHARACTERISTICS ANALYSIS OF THERMAL BRIDGE FOR T-SHAPED WALL IN RESIDENTIAL BUILDINGS[J]. Low Temperature Architecture Technology, 2008, 30(2): 131-133 |
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| Authors: | LI Yong-an LI Chang-he |
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| Affiliation: | LI Yong-an1,LI Chang-he2 (1.School of Thermal Energy Engineering,Sh,ong Jianzhu University,Jinan 250101,China,2.Institute of Energy Resource,China Academy of Science,Guangzhou 510640,China) |
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| Abstract: | Situation of energy consumption of heating for residential buildings in Shandong Province is analyzed.The thermal bridges effect on energy consumption of heating is discussed.Mathematical models of thermal bridge for T-shaped wall are derived.Dynamic simulation of surface temperature and heat current density is carried out.Heat transfer characteristics of thermal bridge for T-shaped wall were investigated and heat transfer regular of thermal(cool)bridge for T shaped in winter is revealed.That is of interest... |
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| Keywords: | residential building thermal bridge cool bridge energy consumption |
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