| 青藏铁路冻土重力热管传热特性的研究 |
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| 引用本文： | 陈忠杰. 青藏铁路冻土重力热管传热特性的研究[J]. 制冷空调与电力机械, 2004, 25(6): 27-30 |
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| 作者姓名： | 陈忠杰 |
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| 作者单位： | 中南大学,湖南,长沙,410075 |
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| 摘 要： | 应用重力热管是解决青藏铁路建设中冻土路基冻融问题的一个较为实际的方法.本文通过分析重力热管的热阻网络,提出了重力热管的传热模型,并利用现有的热管内部传热的经验关系式,对不同倾角、不同管径以及不同冷凝管长度条件下的传热量进行模拟计算.
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| 关 键 词： | 重力热管 冷凝段 热阻网络 冻土 铁路路基 |
| 文章编号： | 1006-8449(2004)06-0027-04 |
| 修稿时间： | 2004-03-04 |
Investigation on Characteristic of the Heat Transfer in Gravity Heat Pipe |
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| CHEN Zhong-jie. Investigation on Characteristic of the Heat Transfer in Gravity Heat Pipe[J]. Refrigeration Air Conditioning & Electric Power Machinery, 2004, 25(6): 27-30 |
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| Authors: | CHEN Zhong-jie |
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| Abstract: | Gravitate heat pipe is one of the optional ways to solve the freezing and thawing of permafrost in the built ofQinghai-Xizang Railway roadbed.The model of heat transfer is put forward through analyzing thermal resistance network ofgravitate heat pipe.Calculations on quantity of heat transfer are performed under the conditions of different inclined angles,pipe diameter and condensation section length,using functions in existence on heat transfer of heat pipe. |
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| Keywords: | gravity heat pipe condensation section thermal resistance network permafrost raiway roadbed |
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