| 轴流转桨机组水力过渡过程中的轴向水推力研究 |
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| 引用本文： | 陈宏川,施彬,陈云良,鞠小明. 轴流转桨机组水力过渡过程中的轴向水推力研究[J]. 水电站设计, 2011, 27(1): 6-9 |
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| 作者姓名： | 陈宏川 施彬 陈云良 鞠小明 |
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| 作者单位： | 1. 中国水电顾问集团成都勘测设计研究院,四川,成都,610072
2. 四川大学,四川,成都,610065 |
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| 摘 要： | 轴流转桨式机组水力过渡过程中出现的抬机现象会直接危及电站的安全稳定运行。本文通过对轴流转桨式水轮机轮叶的受力分析,根据瞬态旋转水力矩推导出轴向水推力计算模型,并将计算模型应用于草街水电站的过渡过程计算中,研究了防抬机的工程措施。
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| 关 键 词： | 轴流转桨机组 水力过渡过程 叶片 轴向水推力 防抬机 计算模型 |
Study of Axial Flow Kaplan Turbine Axial Hydraulic Thrust During Hydraulic Transient Process |
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| CHEN Hong-chuan,SHI Bin,CHEN Yun-ling,JU Xiao-ming. Study of Axial Flow Kaplan Turbine Axial Hydraulic Thrust During Hydraulic Transient Process[J]. Design of Hydroelectric Power Station, 2011, 27(1): 6-9 |
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| Authors: | CHEN Hong-chuan SHI Bin CHEN Yun-ling JU Xiao-ming |
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| Affiliation: | CHEN Hong-chuan1,SHI Bin1,CHEN Yun-ling1,JU Xiao-ming2(1.HYDROCHINA CHENGDU ENGINEERING CORPORATION,Chengdu 610072,China,2.Sichuan University,Chengdu 610065,China) |
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| Abstract: | For axial flow Kaplan turbine,phenomenon of lifting turbo generator set during hydraulic transient process would directly endange safe and stable operation of the hydropower station.In this paper load bearing conditions of axial flow Kaplan turbine are studied,based on transient state revolving hydraulic moment the axial hydraulic thrust computation model is established,and the computation model is used for Caojie Hydropower Station hydraulic transient process calculation and preventive engineer measures ar... |
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| Keywords: | axial flow Kaplan turbine hydraulic transient process blade axial hydraulic thrust preventive liffing turbo generator set computational modle |
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