| 450 MW负荷下抽汽逆止阀关闭不到位的原因分析及改进措施 |
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| 引用本文： | 孙潜,吴茜.450 MW负荷下抽汽逆止阀关闭不到位的原因分析及改进措施[J].发电设备,2006,20(2):100-103. |
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| 作者姓名： | 孙潜 吴茜 |
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| 作者单位： | 1. 北仑发电厂,浙江,宁波,315800
2. 上海发电设备成套设计研究所,上海,20240 |
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| 摘 要： | 对进口某型号600 MW汽轮发电机组在进行试验时出现抽汽逆止阀关闭不到位现象进行分析,并提出了改进措施。
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| 关 键 词： | 能源与动力工程 汽轮机 抽汽逆止阀 活动性试验 弹簧 反弹力 扭应力 |
| 文章编号： | 1671-086X(2006)02-0100-04 |
| 收稿时间： | 2005-07-08 |
| 修稿时间： | 2005年7月8日 |
Why the Bottom Bleeding Check Valve Couldn't Readily Shut at 450 MW--Analysis and Measures of Improvement |
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| SUN Qian,WU Qian.Why the Bottom Bleeding Check Valve Couldn''''t Readily Shut at 450 MW--Analysis and Measures of Improvement[J].Power Equipment,2006,20(2):100-103. |
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| Authors: | SUN Qian WU Qian |
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| Affiliation: | 1. Beilun Power Plant, Ningbo 315800, China; 2. Shanghai Power Equipment Research Institute, Shanghai 200240, China |
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| Abstract: | An analysis of why the bleeding check valve of a 600 MW steam turbine-generator set couldn't readily shut during testing is being presented,together with means of improvement. |
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| Keywords: | energy and power engineering steam turbine bleeding check valve mobility test spring rebounding force twisting stress |
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