致谢
INTRODUCTION
1.1 Background
1.2 Research status of the subject and analysis
1.2.1 Research on the single square cylinder
1.2.2 The vibration of the cylinder in tandem arrangement
1.3 Objectives and main contents
1.4 Thesis outline
NUMERICAL METHOD
2.1 Governing equations
2.2 Flow configuration and mesh distribution
2.3 Boundary condition
2.4 Study parameters
2.5 Mesh method
2.6 Numerical verification
2.6.1 Mesh independence
2.6.2 Meshing validation and results
2.7 Summary
SPACING RATIO AND REYNOLDS NUMBER
3.1 The wake cylinder in reattachment regime (Re = 100)
3.1.1 The responses of amplitude and frequency ratio (m*= 3, ζ= 0)
3.1.2 Time history (lift and displacement) and wake structure (m*= 3, ζ=0, L*= 2)
3.2 The wake cylinder in reattachment regime (Re = 200)
3.2.1 Transverse response and frequency ratio (m*= 3, ζ= 0, L*= 2)
3.2.2 Time history (lift and displacement) and wake structure (m*= 3, ζ=0, L*= 2)
3.3 The wake cylinder in co-shedding regime (Re = 100 and 200)
3.3.1 Transverse response and frequency ratio (m*= 3, ζ= 0, L*= 6)
3.3.2 Time history (lift and displacement) and wake structure (m*= 3, ζ=0, L*= 6)
3.4 Summary
MASS AND DAMPING RATIO
4.1 The effect of mass ratio
4.1.1 Vibration amplitude response
4.1.2 Vibration frequency response
4.2 The effect of damping ratio
4.2.1 Vibration amplitude and frequency responses
4.3 The effect of mass-damping ratio
4.3.1 Vibration amplitude and frequency responses
4.4 Summary
CONCLUSIONS
参考文献
声明
中 文 摘 要
哈尔滨工业大学;