| 立式轴流泵装置的三维湍流流动数值模拟 |
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| 引用本文： | 陆林广,伍杰,陈阿萍,秦钟建. 立式轴流泵装置的三维湍流流动数值模拟[J]. 排灌机械, 2007, 25(1): 29-32 |
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| 作者姓名： | 陆林广 伍杰 陈阿萍 秦钟建 |
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| 作者单位： | 1. 扬州大学,水利科学与工程学院,江苏,扬州,225009
2. 中水淮河工程有限责任公司,安徽,蚌埠,233001 |
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| 摘 要： | 采用三维湍流数值模拟方法对南水北调东线工程某泵站立式轴流泵装置进行了优化水力设计研究工作;分别建立了轴流泵模型和立式轴流泵装置几何型体数学模型,并分别对轴流泵模型和立式轴流泵装置的内部流动进行了三维湍流数值模拟,计算所得的轴流泵模型的水力性能与模型试验的结果一致;轴流泵装置数值计算所得的水力性能与装置模型试验结果的基本规律相符。计算结果表明:采用数值计算的方法研究立式轴流泵装置内部的三维湍流流动及其水力性能是可行的,在此基础上对立式轴流泵装置进行深入的优化水力设计,可以最大限度地提高泵装置的水力性能。
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| 关 键 词： | 立式轴流泵 泵装置 三维湍流流动 数值模拟 |
| 文章编号： | 1005-6254（2007）01-0029-04 |
| 收稿时间： | 2006-11-12 |
| 修稿时间： | 2006-11-12 |
Numerical simulation of 3D turbulent flow in a vertical axial-flow pump system |
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| LU Lin-guang,WU Jie,CHEN A-ping,QIN Zhong-jian. Numerical simulation of 3D turbulent flow in a vertical axial-flow pump system[J]. Drainage and Irrigation Machinery, 2007, 25(1): 29-32 |
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| Authors: | LU Lin-guang WU Jie CHEN A-ping QIN Zhong-jian |
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| Affiliation: | 1. College of Hydraulic Science and Engineering, Yangzhou University, Yangzhou, Jiangsu 225009, China; 2. Investigation and Design In- stitute of Huaihe River Commission, Bengbu, Anhui 233001, China |
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| Abstract: | Numerical simulation for 3D turbulent flow in an axial-flow pump and the pump system is conducted.The mathematical models of both axial-flow pump and vertical axial-flow pump system are built up,and numerical simulations of 3D turbulent flows in the pump and pump system are completed respectively.The computed result is consistent with that of the model test. |
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| Keywords: | vertical axial-flow pump pump system 3D turbulent flow numerical simulation |
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