| 空分设备在天然气输送工艺中余压和冷量的回收利用 |
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| 引用本文： | 王晓东,王承阳,杨东红,王泽鑫,高佳兵,赵悦. 空分设备在天然气输送工艺中余压和冷量的回收利用[J]. 节能, 2011, 0(9): 24-28 |
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| 作者姓名： | 王晓东 王承阳 杨东红 王泽鑫 高佳兵 赵悦 |
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| 作者单位： | 东北大学制冷与低温工程研究所; |
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| 摘 要： | 介绍在天然气输送过程中的管道余压和LNG的冷量在空分上的利用,用热力学方法对其进行可行性研究,同时介绍利用余压和冷量的空分流程:让高压天然气逐级膨胀将压力降到中压后,产生的冷量再通过空分的主换热器,中压再进一步膨胀到低压范围后,产生的冷量补入空分的循环氮气;分析对比已有的利用LNG冷能的空分流程,指出由LNG冷能冷却的...
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| 关 键 词： | 天然气 余压 LNG冷量 空分 利用 |
The air separation system by using cold energy of LNG and natural gas pressure energy |
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| WANG Xiao-dong,WANG Cheng-yang,YANG Dong-hong,et al.. The air separation system by using cold energy of LNG and natural gas pressure energy[J]. Energy Conservation, 2011, 0(9): 24-28 |
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| Authors: | WANG Xiao-dong WANG Cheng-yang YANG Dong-hong et al. |
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| Affiliation: | WANG Xiao-dong,WANG Cheng-yang,YANG Dong-hong,et al.(Refrigeration and Cryogenic Engineering Institute of Northeastern University,Shenyang 110819,China) |
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| Abstract: | Some kinds of air separation system by using nature gas pressure energy and LNG cold energy was introduce,and use thermodynamic to analysis the feasibility study,also describe the detail of the several kinds of air separation system by using cold energy of LNG and natural gas pressure energy,let high-pressure pipe natural gas has to be integrated decompressed into medium-pressure and low-pressure,a large amount of clod energy is generated then bring into the Primary System Heat Exchanger and cycle nitrogen;... |
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| Keywords: | natural gas pressure energy LNG cold energy air separation utilization |
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