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气动管道中压力波的传播特性分析

林惟锓 黄亮 蔡茂林

林惟锓, 黄亮, 蔡茂林等 . 气动管道中压力波的传播特性分析[J]. 北京航空航天大学学报, 2011, 37(5): 600-604.
引用本文: 林惟锓, 黄亮, 蔡茂林等 . 气动管道中压力波的传播特性分析[J]. 北京航空航天大学学报, 2011, 37(5): 600-604.
Lin Weiqin, Huang Liang, Cai Maolinet al. Analysis on transmitting characteristics of pressure waves in pipeline[J]. Journal of Beijing University of Aeronautics and Astronautics, 2011, 37(5): 600-604. (in Chinese)
Citation: Lin Weiqin, Huang Liang, Cai Maolinet al. Analysis on transmitting characteristics of pressure waves in pipeline[J]. Journal of Beijing University of Aeronautics and Astronautics, 2011, 37(5): 600-604. (in Chinese)

气动管道中压力波的传播特性分析

基金项目: 国家自然科学基金资助项目(50705004); 高等学校博士学科点专项科研基金资助项目(20070006041)
详细信息
    作者简介:

    林惟锓(1986-),男,广东潮州人,硕士生,linweiqin2006@163.com.

  • 中图分类号: TH 41

Analysis on transmitting characteristics of pressure waves in pipeline

  • 摘要: 利用一维非定常气流理论,建立了管道中气体传播的分布式参数模型,采用迎风差分的方法进行数值计算,并通过实验结果与模型仿真结果的比较,验证了该模型的正确性.通过改变管道直径、气源速度、入口压强和仿真空间步长等初始条件,模拟不同特性的管道,对仿真结果进行比较分析,得到不同波形的压力波在不同管道中传播的特性.结果表明:利用压力波测流量时,应采用下弦波或矩形波.

     

  • [1] 黄飞,张西民,郭烈锦.气液两相流中压力波传播的实验研究[J].自然科学进展,2005,15(4):459-464 Huang Fei,Zhang Ximin,Guo Liejin.Experimental study of pressure wave propagation in two-phase flow[J].Progress in Natural Science,2005,15(4):459-464(in Chinese) [2] De Wilde J,Constales D,Heynderickx G J,et al. Assessment of filtered gas-solid momentum transfer models via a linear wave propagation speed test[J].International Journal of Multiphase Flow,2007,33(6):616-637 [3] Xu Xiaoxuan,Gong Jing.A united model for predicting pressure wave speeds in oil and gas two-phase pipeflows[J].Journal of Petroleum Science and Engineering,2008,60(3/4):150-160 [4] Saito S,Iida M,Kajiyama H.Development and verification of numerical simulation of pressure changes in underground high-speed railways[J].RTRI Report,2006,20(1):29-34 [5] 熊小慧,梁习锋.CRH2型动车组列车交会空气压力波试验分析[J].铁道学报,2009,31(6):49-53 Xiong Xiaohui,Liang Xifeng.Analysis of air pressure pulses in meeting of CRH2 EMU trains[J].Journal of the China Railway Society,2009,31(6):49-53(in Chinese) [6] 黄亮,苏智勇,蔡茂林.基于压力波传送的管道气体流量测量方法[J].机床与液压,2008,36(12):138-140 Huang Liang,Su Zhiyong,Cai Maolin.A new measuring method for gas flow in pipeline based on pressure wave[J].Machine Tool and Hydraulics,2008,36(12):138-140(in Chinese) [7] Yoshida.Study on dynamic characteristics of gas pipeline system with gas regulator .Tokyo:Tokyo Institute of Technology,2001 [8] 蔡茂林.现代气动技术理论与实践第三讲:管路内的气体流动[J].液压气动与密封,2007,27(4):51-55 Cai Maolin.Theory and practice of modern pneumatic technology(3):gas flow in pipeline[J].Hydraulics Pneumatics and Seals,2007,27(4):51-55(in Chinese) [9] Hsieh Po-Wen, Yang Suh-Yuh.Two new upwind difference schemes for a coupled system of convection-diffusion equations arising from the steady MHD duct flow problems[J].Journal of Computational Phics,2010,229(24):9216-9234 [10] Pirozzi M A.High-resolution compact upwind finite difference methods for linear wave phenomena[J].Applied Numerical Mathematics,2009,59(8):1905-1921
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出版历程
  • 收稿日期:  2010-09-27
  • 网络出版日期:  2011-05-30

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