Numerical Methods in Electromagnetic Fi

Lecturer:

Tutor:

Supervisor:

Department of Electromagnetic Field

Synopsis:

Numerical aproximation of electromagnetic field equations, finite differences, Integration, Boundary conditions, finite difference mesh for solution of Laplaces equations, variational methods, solution of Helmholtz equation, FDTD and FETD methods, boundary element method, post-processing. Combined task. Using of professional software for calculation of electric and magnetic field. Comparison methods for time domain and frequency domain.

Requirements:

Basic knowledge of electromagnetic field theory. http://www.elmag.org

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), project

3. Solving - work in computer laboratory

4. Solving - work in computer laboratory

5. Preparation for the independent work (magnetic field)

6. Preparation for the independent work (magnetic field), project

7. Solving - work in computer laboratory

8. Solving - work in computer laboratory

9. Solving - work in computer laboratory

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

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

12. Solving - work in computer laboratory

13. Solving - work in computer laboratory

14. Solving - work in computer laboratory

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:

• Telecommunications and Radio-engineering - High-frequency and Microwave Technology- structured studi (compulsory elective course)
• Economics and Management of Power Engineering- structured studies (compulsory elective course)
• Economics and Management in Electrical Engineering- structured studies (compulsory elective course)
• Telecommunications and Radio-engineering - Opto-electric Systems- structured studies (compulsory elective course)
• Telecommunications and Radio-engineering - Radio Communications, Navigation and Radar Systems- struc (compulsory elective course)
• Telecommunications and Radio-engineering - Multimedia, Sound and Television Technology- structured s (compulsory elective course)
• Telecommunications and Radio-engineering - Telecommunications- structured studies (compulsory elective course)