| 工业设备及管道绝热结构外表面换热系数取值的探讨 |
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| 引用本文： | 丁玉栋,王强,王宏,胡先林,范勇刚,伍立新.工业设备及管道绝热结构外表面换热系数取值的探讨[J].化工设计,2011(4):37-45,1,2. |
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| 作者姓名： | 丁玉栋 王强 王宏 胡先林 范勇刚 伍立新 |
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| 作者单位： | 重庆大学工程热物理研究所;中国成达工程有限公司;中国电力工程顾问集团西南电力设计院;西斯尔(广州)建材有限公司; |
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| 摘 要： | 对比和分析《工业设备及管道绝热工程设计规范》GB 50264 - 97中绝热结构外表面换热系数计算结果与国外标准和经典实验关联式中相同条件下换热系数取值,指出该规范中换热系数计算方法的欠妥之处；修正保温效果检测研究中水平和竖直放置圆管绝热结构外表面换热系数的计算公式,计算结果表明修正后的公式可以反映真实的传热过程特性；...
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| 关 键 词： | 国家标准 绝热结构 换热系数 设备 管道 |
Discussion on Heat Transfer Coefficient Value of External Surfaces of Heat Insulation Structure for Industrial Equipment and Pipe |
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| Ding Yudong,et al.Discussion on Heat Transfer Coefficient Value of External Surfaces of Heat Insulation Structure for Industrial Equipment and Pipe[J].Chemical Engineering Design,2011(4):37-45,1,2. |
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| Authors: | Ding Yudong |
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| Affiliation: | Ding Yudong,et al(Institute of Engineering Thermophysics of Chongqing University,Chongqing 400030) |
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| Abstract: | Comparing and analyzing the heat transfer coefficient value of external surfaces of heat insulation structure calculated by Design Code for Insulation Engineering of Industrial Equipment and Pipe GB50264-97 with the heat transfer coefficient value of foreign standards and the classical correlations based on experiments under the same conditions,point out that the calculating method of the heat transfer coefficient has something wrong in the Code.Modify the formulas for computing the heat transfer coefficien... |
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| Keywords: | national standard heat insulation structure heat transfer coefficient equipment pipe |
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