土壤温度场对竖直U形地埋管换热性能的影响  

Influence of soil temperature field on heat transfer performance of vertical U-tube ground heat exchangers

作　　者：王俊杰[1] 徐玉党[2] 毛佳妮[2] 

机构地区：[1]中南建筑设计院 [2]华中科技大学

出　　处：《暖通空调》2009年第3期89-93,共5页Heating Ventilating & Air Conditioning

摘　　要：对广州地区地下50m以内土壤温度分布进行了模拟,研究了土壤温度的分布特性和变化规律,模拟了冬季工况下埋管区域土壤温度场的分布情况,分析了动态负荷分布对地埋管换热性能的影响。Simulates soil temperature distribution within 50m under ground surface in Guangzhou, and studies the distribution and changes of the soil temperature. Simulates the distribution of the soil temperature field in the pipe buried area in winter conditions. Analyses the influence of dynamic load distribution on heat transfer performance of ground heat exchangers.

关 键 词：土壤温度场 U形地埋管换热器 换热性能 土壤热平衡 

分 类 号：TU833[建筑科学—供热、供燃气、通风及空调工程]