Numerical Methods in Electromagnetic Field

Lecturer:

Tutor:

Supervisor:

Department of Electromagnetic Field

Synopsis:

Classification of the solving methods in electromagnetic field problems. Finite differences method (FD). Finite elements method (FE). Variational methods. Solution of Laplace and Helmholtz equation. The moment method. Stochastic methods of the field solution. FDTD and FETD methods. Noundary element method. Graphical post-processing of numerical computations.

Requirements:

Syllabus of lectures:

1. Electrostatic fields - integral methods, field of charges

2. The moment method

3. Postprocessing: equipotentials, streamlines, energy, forces

4. Influence of dielectric, BEM method

5. Electric field - differential methods, Poisson's equation, FDM

6. Current density in conductors

7. Equations of semiconductors Newton lin., analysis of transistors

8. Magnetic field - the integral methods, Biot - Savart law

9. Inhomogeneous magnetics, mag. field in gaps

10. Time varying fields

11. Impedance boundary condition BEM

12. Helmholtz equation, guiding waves TEM,TE,TM

13. Numerical methods: FDTD, FIT

14. Finite element method FEM

Syllabus of tutorials:

1. Preparation for the independent work (electrostatic field)

2. Preparation for the independent work (electrostatic field)

3. Solving - work with computer

4. Solving - work with computer

5. Preparation for the independent work (magnetic field)

6. Preparation for the independent work (magnetic field)

7. Solving - work with computer

8. Solving - work with computer

9. Solving - work with computer

10. Preparation for the independent work (solution of the wave equation)

11. Preparation for the independent work (solution of the wave equation)

12. Solving - work with computer

13. Solving - work with computer

14. Solving - work with computer

Study Objective:

Study materials:

[1] Umashankar, K., Taflove, K.: Computational Electromagnetics. Artech House, Inc., London 1993

Note:

Further information:

No time-table has been prepared for this course

The course is a part of the following study plans: