| 节能型多通道烘缸结构与传热机理 |
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| 引用本文： | 董继先,张震,鲁剑啸,党睿.节能型多通道烘缸结构与传热机理[J].纸和造纸,2011(2). |
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| 作者姓名： | 董继先 张震 鲁剑啸 党睿 |
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| 作者单位： | 陕西科技大学机电工程学院; |
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| 摘 要： | 探讨节能型多通道烘缸的结构及工作原理,指出多通道烘缸用于纸机干燥部可以减少烘缸内冷凝水量,有效地解决烘缸积水问题。从理论上对节能型多通道烘缸的传热机理进行了分析,并用数值模拟的方法对理论分析进行验证。结果表明:节能型多通道烘缸可以有效地提高烘缸传热效率,增加纸机单位时间产量,理论分析和数值模拟为多通道烘缸的结构设计提供了理论基础,但其结构仍需要在实际生产中验证与优化。
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| 关 键 词： | 节能 多通道烘缸 凝结换热 表面温度 |
Structure and Heat-Transfer Mechanism of Energy-Efficient Multi-Channel Dryer |
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| DONG Ji-xian,ZHANG Zhen,LU Jian-xiao,DANG Rui.Structure and Heat-Transfer Mechanism of Energy-Efficient Multi-Channel Dryer[J].Paper and Paper Making,2011(2). |
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| Authors: | DONG Ji-xian ZHANG Zhen LU Jian-xiao DANG Rui |
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| Affiliation: | DONG Ji-xian,ZHANG Zhen,LU Jian-xiao,DANG Rui(Shaanxi University of Science and Technology,Xi'an,710021 China) |
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| Abstract: | After discussing the structure and working principle of the energy-efficient multi-channel dryer,the multi-channel dryer in paper machine dryer section can be effective in reducing the amount of water condensation,and effective in dealing with the water condensation problems.This paper analyzed the heat transfer mechanism of the multi-channel energy-saving in theory and verified the theoretical analysis with numerical simulation method.The results showed that:energy-efficient multi-channel dryer could effec... |
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| Keywords: | energy saving multi-channel dryer condensation heat transfer surface temperature |
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