Research Article

Mathematical Model of a Three-Phase Induction Machine in a Natural Reference Frame Utilizing the Method of Numerical Integration of Average Voltages at the Integration Step and Its Application to the Analysis of Electromechanical Systems

Figure 3

Topology of a DFIM, where RSC is a rotor-side converter and GSC is a grid-side converter of a back-to-back converter (a); the equivalent topology of the EMS with the full loss of operation in GSC (b).