Wu, Chin-Tien


Ph.D. Applied Mathematics and Scientific Computation,
University of Maryland, College Park, USA.

Assistant Professor, Department of Applied Mathematics,
National Chiao-Tung University, Taiwan.


Contact information:

Address:

Department of Applied Mathematics
Institute of Mathematical Modeling and Scientific Computing
National Chiao-Tung University,
No. 1001, Ta Shueh Rd., Hsinchu 300, Taiwan

 

Phone:

03-5712121-ext-56424

 

email:

ctw@math.nctu.edu.tw


 


Personal:

Vitae
Research Plan
Teaching Statement

Publications:

·  Existence and regularity of capillary surface over unbounded domain, Master thesis, National Tsing-Hua University, Taiwan, 1993.

·  Geometrically Nonlinear Analysis of Lightweight Composite Space Reflector using Solid Shell Elements Based on the Assume Strain Formulation Technical Report, GSFC 2000. (Presented in FEMCI workshop 2001 by Keejoo Lee)

·  On the implementation of an accurate and efficient solver for the convection-diffusion equations Ph.D. Thesis, UMCP 2003.

·  A comparison of geometric and algebraic multigrid for discrete convection-diffusion equations Presented in 8th Copper Mountain Conference on Iterative Methods 2004.

·  Analysis and comparison of geometric and algebraic multigrid for convection-diffusion equations accepted by SIAM SISC 06/2006

·  Stopping criteria for iterative methods in solving convection-diffusion equations on adaptive meshes. Presented in the third international congress of chinese mathematicians, 2004. To be submitted.

·  An efficient semi-coarsening multigrid method for variable diffusion problems in cylindrical coordinates Accepted by Journal of Applied Numerical Mathematics. 02/2006.

·  An efficient multigrid solver of transient 2-D Navier-Stokes equations for incompressible flows. In preparation.

Lecture Notes

·  An introduction of multigrid method for large scale computation, Lecture note in Scientific Computing, Winter School National Center for Theoretical Sciences, Tsing-Hua University, Taiwan, 2005.

·  An introduction of Maltab programming for scientific computations, Lecture note in Dept. Applied Math. NCTU, Taiwan, 2006.



Calculus Class Webpage for Students

 

announcement and class notes

 

       



Two snap shots from my convection-diffusion solver

Remaining interfaces are still under construction.

Some results from my 2D Navier-Stokes Calculation:

l          Driven Cavity (DC)

Driven Cavity Flow with Renold's number 400
Velocity plots for DC at Renold's number 400
Streamline plots for DC at Renold's number 400

Driven Cavity Flow with Renold's number 5000
Velocity plots for DC at Renold's number 5000
Streamline plots for DC at Renold's number 5000

l          Backward Facing Step (BFS)

BFS at Renold's number 100
Velocity plots for BFS at Renold's number 100
Streamline plots for BFS at Renold's number 100

BFS at Renold's number 1000
Velocity plots for BFS at Renold's number 1000
Streamline plots for BFS at Renold's number 1000

 

l          Karman Vortex Street (KVS)

KVS at Renold's number 100
Velocity plots for KVS at Renold's number 100

KVS at Renold's number 1000
Velocity plots for KVS at Renold's number 1000

l          Airfoil NACA0012

NACA0012 at 10 degree of angle of attack, Re=4000
Velocity plots for NACA0012 at 10 degree of angle of attack, Re=4000

NACA0012 at 34 degree of angle of attack, Re=1000
Velocity plots for NACA0012 at 34 degree of angle of attack, Re=1000

l          Fluid-Structure interaction

 

Flow past an oscillating cylinder with Reynold’s number 200, oscillating frequency=0.1 and oscillating amplitude=0.4

 

vorticity animation

 

 

 

locally moving meshes for trancient computation

 

 

 

History of changing of the drag and lift coefficients:

 



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