本文对活塞驱动的谐振管中气体的非线性振荡,给出了考虑热、黏作用的气-动格式模型,并数值分析了气体振荡的演化过程和谐振时的激波特性.研究了频率对谐振荡行为、模式及压力波形的影响.并分析了压比随频率的变化关系.计算结果与早期文献研究的实验及计算结果具有好的一致性.模拟结果显示了气-动格式在谐振管内非线性气体振荡模拟中的数值能力及在热声制冷中的应用前景.
参考文献
| [1] | Aganin AA.;Smirnova ET.;Ilgamov MA. .DEVELOPMENT OF LONGITUDINAL GAS OSCILLATIONS IN A CLOSED TUBE[J].Journal of Sound and Vibration,1996(3):359-374. |
| [2] | Yurii A. Ilinskii;Bart Lipkens;Timothy S. Lucas;Thomas W. Van Doren;Evgenia A. Zabolotskaya .Nonlinear standing waves in an acoustical resonator[J].The Journal of the Acoustical Society of America,1998(5):2664-2674. |
| [3] | Young-Doo Chun;Yang-Hann Kim .Numerical analysis for nonlinear resonant oscillations of gas in axisymmetric closed tubes[J].The Journal of the Acoustical Society of America,2000(6):2765-2774. |
| [4] | Alexeev A.;Gutfinger C. .Resonance gas oscillations in closed tubes: Numerical study and experiments[J].Physics of fluids,2003(11):3397-3408. |
| [5] | Tang HZ.;Xu K.;Cheng P. .Numerical simulations of resonant oscillations in a tube[J].Numerical Heat Transfer, Part A. Application: An International Journal of Computation and Methodology,2001(1):37-54. |
| [6] | Y. Wang;Y. L. He;Q. Li;G. H. Tang .Numerical simulations of gas resonant oscillations in a closed tube using lattice Boltzmann method[J].International Journal of Heat and Mass Transfer,2008(11/12):3082-3090. |
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