| 涡流二极管三维强旋湍流流动的数值模拟 |
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| 引用本文： | 焦磊,陈枞楠,刘世国,尹俊连,孙青军,王乐勤.涡流二极管三维强旋湍流流动的数值模拟[J].工程热物理学报,2011(11):1855-1858. |
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| 作者姓名： | 焦磊 陈枞楠 刘世国 尹俊连 孙青军 王乐勤 |
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| 作者单位： | 浙江大学化工机械研究所;山东高速公路股份有限公司淄博分公司; |
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| 基金项目： | 国家自然科学基金项目资助(No.51006087;No.50979095) |
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| 摘 要： | 为了揭示涡流二极管内三维强旋流动的特性与其阻抗性能的关系，进一步提高涡流二极管正反向流动阻抗比，本文采用Reynolds应力模型对涡流腔内非对称强旋转湍流流动进行了数值模拟，分析了腔内矢量场与标量场的分布特性，基于涡流腔内的涡量分析，得到了涡流腔内旋流的强制涡与自由涡结构及各自区域范围，并研究了涡流腔径宽比对整体性能的...
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| 关 键 词： | 涡流二极管 强旋湍流 流动阻抗比 数值模拟 |
Numerical Simulation of Three-Dimensional Strong Rotational Flow in Vortex Diode |
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| JIAO Lei CHEN Cong-Nan LIU Shi-Guo YIN Jun-Lian SUN Qing-Jun WANG Le-Qing.Numerical Simulation of Three-Dimensional Strong Rotational Flow in Vortex Diode[J].Journal of Engineering Thermophysics,2011(11):1855-1858. |
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| Authors: | JIAO Lei CHEN Cong-Nan LIU Shi-Guo YIN Jun-Lian SUN Qing-Jun WANG Le-Qing |
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| Institution: | JIAO Lei~1 CHEN Cong-Nan~1 LIU Shi-Guo~2 YIN Jun-Lian~1 SUN Qing-Jun~1 WANG Le-Qing~1 (1.Institute of chemical machinery and process equipment,Zhejiang University,Hangzhou 310027,China: 2.Zibo branch,Shandong Expressway Company Limited,Zibo 255086,China) |
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| Abstract: | In order to investigate the relationship between the characteristic of three-dimensional strong rotational flow in vortex diode and its impedance performance,increase the impedance ratio of forward and reverse flow,CFD simulations with Reynolds Stress model were carried out on the unsymmetrical strong rotational turbulent flow in chamber of vortex diode.The structure of forced vortex and free vortex in chamber and their distribution scope were revealed through the analysis of vector field,scalar field and v... |
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| Keywords: | vortex diode strong rotational turbulent flow impedance ratio numerical simulation |
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