| 超超临界机组汽机旁路的密封等级与结构特点分析 |
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| 引用本文： | 欧阳建友,甘勇.超超临界机组汽机旁路的密封等级与结构特点分析[J].湖南电力,2011,31(2):37-40. |
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| 作者姓名： | 欧阳建友 甘勇 |
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| 作者单位： | 1. 长沙电力职业技术学院,湖南长沙,410131
2. 华能岳阳电厂,湖南岳阳,414002 |
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| 摘 要： | 本文首先就目前国内超超临界机组配置的汽轮机旁路作了简要介绍,随后对旁路阀门的密封等级及结构特点进行了分析.重点对带密封环平衡阀、带预启阀平衡阀、不平衡阀及复合阀等型式的旁路阀门作了对比.
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| 关 键 词： | 汽机旁路 预启阀结构 平衡阀与不平衡阀 密封等级 |
Analysis on sealing grade and structure feature of turbine by-pass system for ultra-supercritical units |
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| OUYANG Jian-you,GAN Yong.Analysis on sealing grade and structure feature of turbine by-pass system for ultra-supercritical units[J].Hunan Electric Power,2011,31(2):37-40. |
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| Authors: | OUYANG Jian-you GAN Yong |
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| Affiliation: | 1.Changsha Electric Power Technical College,Changsha 410131,China;2.Huaneng Yueyang Power Plant,Yueyang 414002,China) |
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| Abstract: | The bypass system of current domestic ultra-supercritical turbine is introduced,and the sealing grade and structural characteristics of the bypass valve are analyzed.The different bypass valves(sealing ring valve,pre-inlet balanced valve,unbalanced valve and multiple valve) are compared. |
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| Keywords: | turbine by-pass system pre-inlet structure balancing valve unbalanced valve sealing grade |
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