| 液体导热系数的瞬态双热线测量 |
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| 引用本文： | 徐强,童明伟.液体导热系数的瞬态双热线测量[J].应用能源技术,2006(4):1-4. |
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| 作者姓名： | 徐强 童明伟 |
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| 作者单位： | 重庆大学动力工程学院,重庆,400044 |
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| 摘 要： | 研究设计瞬态双热线液体导热系数测量仪,分析了该测试仪器的基本原理及其模型修正,并通过测量去离子水对该装置进行检定。通过与标准值比较,测量的平均误差为0.61%,最大误差为-0.9%,该装置有较高的测试精度。
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| 关 键 词： | 导热系数 瞬态测量 热线法 |
| 文章编号： | 1009-3230(2006)04-0001-04 |
| 收稿时间： | 2006-04-03 |
| 修稿时间： | 2006-04-10 |
The fluid thermal conductivity measurement by the transient hot- wire technique |
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| XU Qiang,TONG Ming-wei.The fluid thermal conductivity measurement by the transient hot- wire technique[J].Applied Energy Technology,2006(4):1-4. |
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| Authors: | XU Qiang TONG Ming-wei |
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| Affiliation: | College of Power Engineering, Chongqing Uni., Chongqing 400044, China |
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| Abstract: | The article aim to expatiate the measurement of the fluid thermal conductivity by the transient hot-wire technique,analyze the principle of this technique and amend the ideal model,and measured the conductivity of non-iron water to test the apparatus.Compared with the standard reference data,the average error is 0.61%,the largest error is-0.9%,this apparatus is good precision. |
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| Keywords: | Thermal conductivity Transient measurement Hot-wire |
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