天津大學(xué)流體力學(xué)、應(yīng)用數(shù)學(xué)研究生導(dǎo)師介紹：吳雪松

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姓名（中文/漢語(yǔ)拼音）吳雪松

職稱(chēng)教授、博導(dǎo)

職務(wù)

專(zhuān)業(yè)流體力學(xué)、應(yīng)用數(shù)學(xué)

所在系、所機(jī)械工程系、力學(xué)系

通訊地址天津大學(xué)機(jī)械工程學(xué)院,300072

電子信箱

辦公室電話+86(0)22 27403374

傳真

主要學(xué)歷:

1985.10-1988.7 在天津大學(xué)力學(xué)系攻讀碩士學(xué)位

1988.10-1991.12 在英國(guó)帝國(guó)理工學(xué)院數(shù)學(xué)系攻讀博士學(xué)位

1992.3-1993.9 在英國(guó)帝國(guó)理工學(xué)院數(shù)學(xué)系從事博士后研究

主要學(xué)術(shù)經(jīng)歷:

1993.10-1999.9 在英國(guó)帝國(guó)理工學(xué)院數(shù)學(xué)系任講師。

1999.9-至今 在英國(guó)帝國(guó)理工學(xué)院數(shù)學(xué)系任高級(jí)講師。

2001.10-至今 在天津大學(xué)力學(xué)系任特聘教授。

主要研究方向:

非線性流動(dòng)穩(wěn)定性

層流－湍流轉(zhuǎn)捩的理論研究

主要講授課程:

流體力學(xué)

高等常微分方程

微分方程的差分方法

復(fù)變函數(shù)及變分法

高雷諾數(shù)流動(dòng)及邊界層理論

主要學(xué)術(shù)成就、獎(jiǎng)勵(lì)及榮譽(yù):

1. 發(fā)展了次諧共振的數(shù)學(xué)描述。推導(dǎo)的幅值方程可以同時(shí)適用兩類(lèi)不同不穩(wěn)定波所形成的三波共振問(wèn)題

2. 提出"鎖相位模態(tài)相互作用"和"混合模態(tài)三波共振"的模型。證明了三維擾動(dòng)波的瞬態(tài)增長(zhǎng)，并最終使

三維波按超指數(shù)規(guī)律放大的機(jī)理

3. 提出由斜波直接引起轉(zhuǎn)捩的理論。統(tǒng)一兩種現(xiàn)有的理論，系統(tǒng)地研究了一對(duì)三維波從線性，經(jīng)過(guò)一系

列弱非線性，最終到強(qiáng)非線性，引起轉(zhuǎn)捩的演化過(guò)程

4. 在邊界層的'接受性'機(jī)理方面提出了來(lái)流中的聲波和漩渦漲落直接激發(fā)不穩(wěn)定波的機(jī)理

主要科研項(xiàng)目及角色:

1994年，課題"Nonlinear Interaction of Instability Modes in Stratified Shear Flows: Vortex Roll-up and Pairing"獲

Nuffield Foundation資助。項(xiàng)目經(jīng)費(fèi):3,000英磅。

1997年，課題"Nonlinear Modal Interactions in Transitional Flows"獲英國(guó)EPSRC資助。項(xiàng)目經(jīng)費(fèi):42,218英磅。

1998年，課題"Randomization of Transitional flows"獲英國(guó)皇家學(xué)會(huì) (The Royal Society) 資助。項(xiàng)目經(jīng)費(fèi):7,042英磅。

代表性論著:

1. Wu, X & Zhou, H. Linear instability of turbulent boundary layer as a mechanism for the

generation of large scale coherent structures. Chinese Science Bulletin English Edition,

34(20): 1685-1688, 1989

2. Wu, X. The nonlinear evolution of high-frequency resonant-triad waves in Stokes-Layers

at high Reynolds numbers. J. Fluid Mech. 245: 553-597, 1992

3. Wu, X., Lee, S.S. & Cowley, S.J. On the weakly nonlinear instability of shear flows to

pairs of oblique waves: the Stokes layer as a paradigm. J. Fluid Mech. 253: 681-720, 1993

Also published as NASA Technical Memorandum: NASA TM-105918: 92-20, 1992

4. Wu, X. On critical-layer and diffusion-layer nonlinearity in the three-dimensional stage of

boundary-layer transition. Proc. Roy. Soc. Lon. A443: 95-106, 1993

5. Mankbadi, R.R., Wu, X. & Lee, S.S. A critical-layer analysis of resonant triad in Blasius

boundary layer transition: nonlinear interactions. J. Fluid Mech. 256: 85-106, 1993

6. Wu, X. Nonlinear temporal-spatial modulation of near-planar Rayleigh waves in shear

flows: formation of streamwise vortices. J. Fluid Mech. 256 : 685-719, 1993

7. Wu, X. & Cowley, S.J. On the nonlinear evolution of instability modes in unsteady shear

layers: the Stokes layer as a paradigm. Q. J. Mech. Appl. Math. 48: 159-188, 1995

8. Wu, X. 1995 Viscous effects on fully coupled resonant-triad interactions: an analytical

approach. J. Fluid Mech. 292: 377-407, 1995

9. Wu, X. On an active resonant triad of mixed modes in symmetric shear flows: a plane

wake as a paradigm. J. Fluid Mech. 317: 337-368, 1996

10. Wu, X. & Stewart, P.A. Interaction of phase-locked modes: a new mechanism for the

rapid growth of three-dimensional disturbances. J. Fluid Mech. 316: 335-372, 1996

11. Wu, X., Stewart, P.A. & Cowley, S.J. On the weakly nonlinear development of Tollmien-

Schlichting wavetrains in boundary layers. J. Fluid Mech. 323: 133-171, 1996

12. Elgin, J.N. & Wu, X. Stability of cellular states of the Kuramoto-Sivashinsky equation.

SIAM J. Appl. Maths. 56: 1621-1638, 1996

13. Wu, X., Leib, S.J. & Goldstein, M.E. On the nonlinear evolution of a pair of oblique

Tollmien-Schlichting waves in boundary layers. J. Fluid Mech. 340: 361-394, 1997

14. Wu, X. Generation of Tollmien-Schlichting waves by convecting gusts interacting with

sound. J. Fluid Mech. 397: 285-316, 1999

15. Wu, X. Receptivity of boundary layers with distributed roughness to vortical and

acoustic disturbances: a second-order asymptotic theory and comparison with

experiments. J. Fluid Mech. 431: 91-133, 2001

16. Wu, X. On local boundary-layer receptivity to vortical disturbances in the free

stream. J. Fluid Mech. 449: 373-393, 2001

17. Wu, X. Generation of sound and instability waves due to unsteady suction and

injection. J. Fluid Mech., 453: 289-313, 2002

18. Floryan, J.M., Szumbarski, J. & Wu, X. Stability of flow in a channel with vibrating

walls. Phys. Fluids 14: 3927-2936, 2002

19. Wu, X. & Luo, J.S. Linear and nonlinear instability of a Blasius boundary layer perturbed

by streamwise vortices. Part I: Steady streaks. J. Fluid Mechanics, 2002

20. Wu, X. & Choudhari, M. Linear and nonlinear instability of a Blasius boundary layer

perturbed by streamwise vortices. Part II: Intermittent instability induced by long-wavelength

Klebanoff modes. J. Fluid Mechanics, 2002

21. Wu, X., Wang, M., Moin, P., et al, Combustion instability due to nonlinear

acoustic-flame interaction. J. Fluid Mechanics, 2002

22. Wu, X., Stewart, P.A. & Jennings, M.J. On the role of phase-locked interaction of

Tollmien-Schlichting waves in boundary-layer transition. J. Fluid Mechanics, 2002