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工程力学  2015 

高雷诺数下高质量比圆柱涡致振动的数值模拟

DOI: 10.6052/j.issn.1000-4750.2014.05.0380

Keywords: 涡致振动,流固耦合,高雷诺数,高质量比,数值模拟

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Abstract:

圆柱的涡致振动一直是研究者们关注的问题,但是以往的研究大多雷诺数不高,或者质量比较低。该文以高质量比圆柱为研究对象,采用质量-弹簧-阻尼系统,基于SST湍流模型,对结构在高雷诺数下发生涡致振动的过程进行了数值模拟和分析。通过流固耦合数值计算,模拟了圆柱涡致振动的高幅分支试验现象,计算所得的最大振幅比随速度比的变化曲线与试验吻合较好。研究结果验证了流固耦合计算方法的正确性,表明SST模型适合于由强逆压梯度引起的边界层分离流动问题。数值模拟显示在高雷诺数下,高质量比的圆柱涡致振动会出现高幅分支。该文的数值分析方法可以为高雷诺数下结构涡致振动问题的研究提供参考。

References

[1]  Diana G, Fiammenghi G, Belloli M, et al. Wind tunnel tests and numerical approach for long span bridges the Messina bridge [J]. Journal of Wind Engineering and Industrial Aerodynamics, 2013, 122(11): 38―49.
[2]  唐浩俊, 李永乐, 胡朋. 串列双塔柱风荷载及涡振性能研究[J]. 工程力学, 2013, 30(1): 378―383. Tang Haojun, Li Yongle, Hu Peng. Wind loads and vortex-induced vibration of two tower columns in tandem arrangement [J]. Engineering Mechanics, 2013, 30(1): 378―383. (in Chinese)
[3]  Shinde V, Marcel T, Hoarau Y, et al. Numerical simulation of the fluid-structure interaction in a tube array under cross flow at moderate and high Reynolds number [J]. Journal of Fluid and Structures, 2014, 47(1): 99―113.
[4]  Gabbai R D, Benaroya H. An overview of modeling and experiments of vortex-induced vibration of circular cylinders [J]. Journal of Sound and Vibration, 2005, 282(3): 575―616.
[5]  Bearman P W. Vortex shedding from oscillating bluff bodies [J]. Annual Review of Fluid Mechanics, 1984, 16(1): 195―222.
[6]  Williamson C H K, Roshko A. Vortex formation in the wake of an oscillating cylinder [J]. Journal of Fluids Structures, 1988, 2(4): 355―381.
[7]  Khalak A, Williamson C H K. Dynamics of a hydroelastic cylinder with very low mass and damping [J]. Journal of Fluids and Structure, 1996, 10(5): 455―472.
[8]  Williamson C H K, Govardhan R. Vortex-induced vibrations [J]. Annual Review of Fluid Mechanics, 2004, 36(1): 413―455.
[9]  Feng C C. The measurements of vortex-induced effects in flow past a stationary and oscillating circular and D-section cylinders [D]. Canada: University of British Columbia, 1968.
[10]  Brika D, Laneville A. Vortex induced vibrations of a long flexible circular cylinder [J]. Journal of Fluid Mechanics, 1993, 250(1): 481―508.
[11]  Peyrard C, Belloli M, Muggiasca S, et al. CFD modeling of flow induced vibration on a mobile cylinder for a 30K~60K Reynolds number comparison between simulation and experimental results [C]// PVP2009, Prague, 2009: 1―8.
[12]  Belloli M , Giappino S. Muggiasca S, et al. Force and wake analysis on a sing le circular cylinder subjected to vortex induced vibrations at high mass ratio and high Reynolds number [J]. Journal of Wind Engineering and Industrial Aerodynamics, 2012, 103(4): 96―106.
[13]  陈文曲, 任安禄, 邓见. 双圆柱绕流诱发振动的数值模拟[J]. 空气动力学学报, 2005, 23(4): 442―448. Chen Wenqu, Ren Anlu, Deng Jian. Numerical simulation of flow-induced vibration on two circular cylinders in a cross-flow [J]. Acta Aerodynamica Sinica, 2005, 23(4): 442―448. (in Chinese)
[14]  梁亮文, 万德成. 横向受迫振荡圆柱低雷诺数绕流问题数值模拟[J]. 海洋工程, 2009, 27(4): 45―60. Liang Liangwen, Wan Decheng. Numerical investigation of a forced oscillating cylinder in a cross flows with low Reynolds number [J]. Ocean Engineering, 2009, 27(4): 45―60. (in Chinese)
[15]  陈文礼, 李惠. 基于RANS的圆柱风致振动的CFD数值模拟[J]. 西安建筑科技大学学报(自然科学版), 2006, 38(4): 509―513. Chen Wenli, Li Hui. CFD numerical simulation of vortex-induced vibration of a circular cylinder based on a RANS method [J]. Journal of Xi’an University of Architecture & Technology (Natural Science Edition), 2006, 38(4): 509―513. (in Chinese)
[16]  赵刘群, 陈兵. 低雷诺数下圆柱涡激振动的二维有限元数值模拟[J]. 海洋技术, 2006, 25(4): 117―121. Zhao Liuqun, Chen Bing. Two-dimensional FEM model of vortex-induced vibration of a circular cylinder [J]. Ocean Technology, 2006, 25(4): 117―121. (in Chinese)
[17]  Sun D, Owen J S, Wright N G. Application of the k - ω turbulence model for a wind-induced vibration study of 2D bluff bodies [J]. Journal of Wind Engineering and Industrial Aerodynamics, 2009, 97(2): 77―87.
[18]  Schulz K W, Kallinderis Y. Unsteady flow structure interaction for incompressible flows using deformable hybrid grids [J]. Journal of Computational Physics, 1998, 143(2): 569―597.
[19]  Menter F R. Two-equation eddy-viscosity turbulence models for engineering applications [J]. AIAA Journal, 1994, 32(8): 1598―1605.
[20]  Menter F R , Kuntz M, Langtry R. Ten years of industrial experience with the SST turbulence model [C]// Turbulence, Heat and Mass Transfer 4, Antalya, 2003: 625―632.
[21]  董国朝, 陈政清, 罗建辉, 等. 安装亮化灯具导致的斜拉桥拉索风致驰振流固耦合分析[J]. 中国公路学报, 2012, 1(1): 67―75. Dong Guochao, Chen Zhengqing, Luo Jianhui, et al. Fluid-structure Interaction analysis of wind-induced galloping of cables with lamps of cable-stayed bridge [J]. China Journal of Highway and Transport, 2012, 1(1): 67―75. (in Chinese)
[22]  韩艳, 胡揭玄, 蔡春声, 等. 横风作用下考虑车辆运动的车桥系统气动特性的数值模拟研究[J]. 工程力学, 2013, 30(2): 318―325. Han Yan, Hu Jiexuan, Cai Chunsheng, et al. Numerical simulation on aerodynamic characteristics of vehicles and bridges under cross winds with the consideration of vehicle moving [J]. Engineering Mechanics, 2013, 30(2): 318―325. (in Chinese)
[23]  Holmes J D. Wind loading of structures [M]. USA: Taylor & Francis, 2007: 105.

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