| 空腔危害水力机械稳定性理论 |
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| 引用本文： | 徐洪泉,崔涛. 空腔危害水力机械稳定性理论[J]. 西北水电, 2012, 0(Z1): 1-5 |
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| 作者姓名： | 徐洪泉 崔涛 |
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| 作者单位： | 1. 中国水利水电科学研究院,北京,100038
2. 中国水利电力物资有限公司,北京,100053 |
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| 摘 要： | 空腔危害水力机械稳定性理论主要包括:空腔的危害性,空腔危害的范围,空腔危害的基本原因,空腔危害的动力来源及空腔的2种主要危害形式.文章对空腔危害水力机械稳定性理论进行了简单的分析论证,用空腔危害理论解释了补气的作用原理,探讨了该理论对水力机械稳定性研究的作用及影响.
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| 关 键 词： | 水力机械 稳定性 空腔 危害 压力脉动 补气 可压缩 放大 |
Theory on Cavity Hazards to Stability of Hydraulic Machinery |
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| XU Hong-quan , CUI Tao. Theory on Cavity Hazards to Stability of Hydraulic Machinery[J]. Northwest Water Power, 2012, 0(Z1): 1-5 |
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| Authors: | XU Hong-quan CUI Tao |
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| Affiliation: | 1.China Institute of Water Resources and Hydropower Research,Beijing 100038,China; 2.China National Water Resources & Electric Power Materials & Equipment Co.,Ltd,Beijing 100053,China) |
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| Abstract: | Theory on cavity hazards to stability of hydraulic machinery mainly includes cavity hazard,scope of cavity hazards,basic reasons of cavity hazards,power sources of cavity hazards and two ways of cavity hazards.In the paper,theory on cavity hazards to stability of hydraulic machinery is simply analyzed and demonstrated.The theory is applied for explanation of the action principle of aeration.Action and affects of this theory on study of stability of hydraulic machinery are discussed. |
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| Keywords: | Hydraulic machinery stability cavity hazards pressure pulsation aeration compressible amplification |
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