MSc Electrical Power Systems Engineering / Course details

Analysis And Control Of Power Electronics Systems (15 hours):

-           Piece-wise-linear modelling and numerical techniques for time-domain solution. Circuit simulation.                    State-space averaging, and small-signal linearization. Transfer function models.

-           Lumped parameter modelling of transient and steady-state electrical, electronic, mechanical and                        thermal systems, application of state-variable systems.

Analysis and Control Of Large Networks (10 hours):

-           Formulation of the power flow problem from first principles: Rectangular and polar forms;                          numbers of equations and variables; Bus classification (PQ, PV, slack); matrix-vector formulation.                      (3 lectures)

-           Solution techniques for the power flow problem: Newton-Raphson algorithms (basic principle in                  one-dimension; extension to the multi-dimensional case; load flow feasibility, convergence and ill-                      conditioning; exploitation of PQ decoupling), DC power flow. (3 lectures)

-           Control of real and reactive power flows: effects of tap changers and quadrature boosters.                            (2 lectures)

              -           Frequency regulation techniques in large power networks. (2 lectures)

Faults in large networks (5 hours):

-           Symmetrical fault calculations: Modelling of networks under fault; solution using basic circuit                           analysis; the concept of short-circuit level and its factors of influence; faults in large networks.                             (2 lectures)

-           Asymmetrical fault calculations: Synthesis and connections of sequence networks; solution of                        sequence networks by standard circuit analysis techniques; transformation back to the phase domain.              (3 lectures)