Yuan Si
Position: Professor
Mail:Dept. of Civil Engineering, Tsinghua University, Beijing 100084, PRC
E-mail:yuans@tsinghua.edu.cn
Educational Background
Sep. 1974 - Jan. 1978, Tsinghua University, Beijing, Major: Civil Engineering
Sep. 1978 - Jan. 1981, M. Sc, Tsinghua University, Beijing, Major: Structural Engineering
Jan. 1981 - Sep. 1984, Ph. D, Tsinghua University, Beijing, Major: Structural Engineering
Work Experience
Sep. 1984 - Dec. 1989, Lecturer, Tsinghua University, China
Sep. 1985 - Aug. 1987, Research associate, University of Oklahoma, USA
Aug. 1987 - Jan. 1989, Research fellow, Polytechnic of Central London, UK
Dec. 1989 – Dec. 1991, Associate professor, Tsinghua University, China
Dec. 1991 – present, Professor, Tsinghua University, China
Jul. 1995 – Jul. 1998, Head of Structural Mechanics Division, Department of Civil Engineering, Tsinghua University, China
Jul. 1998 – Jan. 2000, Head of Department of Civil Engineering, Tsinghua University, China
Jan. 2000 – Jul. 2008, Dean of School of Civil Engineering, Tsinghua University, China
Oct. 2007 – Jan. 2008, Provost of Tsinghua University, China
Jan. 2008 – present, Vice President and Provost of Tsinghua University, China
Teaching Courses
Graduate course: Energy Theory
Undergraduate courses: Structural Mechanics (1), Structural Mechanics (2), Qualitative Structural Mechanics, Programming
Research Interests
Super-convergent computation and adaptive analysis of FEM and FEMOL
Finite Element Method of Lines and other semi-analytical methods in structural analysis
The exact methods for vibration and buckling problems of structures
Development of engineering software and teaching software
Honors and Awards
Delegate, National People’s Congress (NPC), PRC
Member, Standing Committee of the National People’s Congress, PRC
Vice Chairman, Environmental and Resources Protection Committee of the National People’s Congress, PRC
Chairman, the 6th State Disciplinary Review Group of Civil Engineering
Vice Chairman, China Civil Engineering Society (CCES)
Executive director, Chinese Society of Theoretical and Applied Mechanics (CSTAM)
Chairman, Committee of Structural Engineering, CSTAM
Director of China Environment Federation
Director and Secretary-General, Associated Research Center for Urban Underground Space
Fellow, Royal Institution of Chartered Surveyors (RICS)
Editor-in- Chief, Engineering Mechanic
Vice Chairman, Editorial board of Journal of Building Structures
Vice Chairman, Editorial board of China Civil Engineering Journal
Educational Background
Partially Published Works

Yuan Si. The Finite Element Method of Lines. Beijing-New York: Science Press, 1993. (in English)

Yuan Si. Programming Structural Mechanics, (Textbooks Series for 21st Century, Ministry of Education) 2001, Higher Education Press. (in Chinese)

Yuan Si. Programming Structural Mechanics, second edition, (“Eleventh Five-Year Plan” National Level Textbook Series) 2008, Higher Education Press. (in Chinese)

Long Yuqiu, Bao Shihua, Kuang Wenqi, Yuan Si. Structural Mechanics (I) and (II), (Textbooks Series for 21st Century, Ministry of Education) 2000, 2001, Higher Education Press. (in Chinese)

Long Yuqiu, Bao Shihua, Kuang Wenqi, Yuan Si. Structural Mechanics I – Fundamental Course, Structural Mechanics II – Special Subjects, second edition. (“Eleventh Five-Year Plan” National Level Textbook Series) 2006, Higher Education Press. (in Chinese)

Yuan Si, Ye Kangsheng. Fortran 90 Programming Guide, (Translation), 2000, China Higher Education Press Beijing and Springer-Verlag Berlin Heidelberg. (in Chinese)

Yuan Si. Structural Mechanics Solver v2.6. (Software), 2010, Higher Education Press.

Recently published papers:

1.Yuan Si, Kangsheng Ye, F. Williams and D. Kennedy. Recursive second order convergence method for natural frequencies and modes when using dynamic stiffness matrices, Int. J. Numer. Meth. Engng, 2003, 56(12): 1795-1814.

2.Yuan Si, Kangsheng Ye, F.W. Williams. Second order mode-finding method in dynamic matrix methods, J. Sound and Vibration, 2004, 269:689-708.

3. Wang Mei, Yuan Si. Computation of super-convergent nodal stresses of Timoshenko beam elements by EEP method. Applied Mathematics and Mechanics, 2004, 25(11): 1228-1240.

4. Yuan Si, He Xuefeng. A self-adaptive strategy for one-dimensional FEM based on EEP method. Applied Mathematics and Mechanics, 2006, 27(11): 1461-1474.

5. Yuan Si, Kangsheng Ye, Cheng Xiao, F.W. Williams, D. Kennedy. Exact dynamic stiffness method for non-uniform Timoshenko beam vibrations and Bernoulli–Euler column buckling. J. Sound and Vibration, 2007, 303: 526-537.

6. Yuan Si, Xing Qinyan, Wang Xu, Ye Kangsheng. A self-adaptive strategy for one-dimensional finite element method based on EEP method with optimal super-convergence order. Applied Mathematics and Mechanics, 2008, 29(5): 591-602.

7. Yuan Si, Wang Mei. An element-energy-projection method for post-computation of super-convergent solutions in one-dimensional FEM. Engineering Mechanics, 2004, 21(2): 1-9. (in Chinese)

8. Yuan Si, Gui Xiongfei. FEMOL with undetermined shape functions. Chinese Journal of Computational Mechanics, 2004, 21(5): 513-521. (in Chinese)

9. Yuan Si, Cheng Daye, Ye Kangsheng. Exact element method for form-finding analysis of cable structures. Journal of Building Structures, 2005, 26(2): 44-51. (in Chinese)

10. Yuan Si, Wang Mei, He Xuefeng. Computation of super-convergent solutions in one-dimensional C1 FEM by EEP method. Engineering Mechanics, 2006, 23(2): 1-9. (in Chinese)

11. Yuan Si, Wang Mei, Wang Xu. An element-energy-projection method for super-convergence solutions in two-dimensional Finite Element Method of Lines. Engineering Mechanics, 2007, 24(1): 1-10. (in Chinese)

12. Yuan Si, Lin Yongjing. An EEP method for post-computation of super-convergent solutions in onedimensional Galerkin FEM for second order non-selfadjoint Boundary-Value Problem. Chinese Journal of Computational Mechanics, 2007, 24(2): 142-147. (in Chinese)

13. Yuan Si, Wang Xu, Xing Qinyan, Ye Kangsheng. A scheme with optimal order of super-convergence based on the element energy projection method: I Formulation. Engineering Mechanics, 2007, 24(10): 1-5. (in Chinese)

14. Yuan Si, Xing Qinyan, Wang Xu, Ye Kangsheng. A scheme with optimal order of super-convergence based on the element energy projection method: II Numerical results. Engineering Mechanics, 2007, 24(11): 1-6. (in Chinese)

15. Yuan Si, Zhao Qinghua. A scheme with optimal order of super-convergence based on the element energy projection method: III Mathematical analysis. Engineering Mechanics, 2007, 24(12): 1-5. (in Chinese)

16. Yuan Si, Ye Kangsheng, Lin Sida. An exact method for computing internal force envelopes of skeletal structures under moving loads. Engineering Mechanics, 2007, 24(Sup. II): 129-134. (in Chinese)。

17. Yuan Si, Xing Qinyan, Ye Kangsheng. A scheme with optimal order of super-convergence based on EEP method for Galerkin FEM. Engineering Mechanics, 2008, 25(11): 1-7. (in Chinese)

18. Yuan Si, Liu Xuelin, Ye Kangsheng. A linearized method for minimal surface form-finding of membrane structures and its FEMOL solution. Engineering Mechanics, 2008, 25(Sup. II): 1-6. (in Chinese)

19. Yuan Si, Xiao Jia, Ye Kangsheng. EEP super-convergent computation in FEM analysis of FEMOL second order ODES. Engineering Mechanics, 2009, 26(11): 1-9. (in Chinese)

20. Yuan Si, Liu Xuelin, Ye Kangsheng. FEMOL solution for minimal surface form finding of tensile membrane structures. China Civil Engineering Journal, 2010, 43(11): 1-7. (in Chinese)
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