Electrical machines and drives keep moving away from traditional technologies such as
brushed machines and wound field machines toward lighter,“easier to maintain” machines …

This paper describes the modeling, optimization, mechanical design, and experimental
characterization of a high power density wound field synchronous machine (WFSM) for …

Electric motors are increasingly spreading in the automotive sector, following the
progressive electrification of transportation aimed to reduce CO 2 emissions and increase …

In this paper, a new consequent-pole hybrid excitation brushless wound field synchronous
machine (CpHE-BL-WFSM) with fractional-slot concentrated winding is proposed. The …

This paper presents a deadbeat-direct torque and flux controller for wound field
synchronous machines (WFSMs) without damper/amortisseur windings. Compared to …

Permanent magnet synchronous generators, doubly fed induction generators, and
traditional electrically excited synchronous generators are widely used for wind power …

This article presents a novel contactless field excitation (CFE) system based on wireless
power transfer (WPT), which utilizes the existing voltage source inverter (VSI) of the motor …

The excitation system (ES) of the wound-field synchronous machine (WFSM) has remained
largely unchanged over the past 50 years. Nonetheless, there has been significant research …

This paper proposes a novel brushless excitation topology for a three-phase synchronous
machine based on a customary current-controlled voltage source inverter (VSI). The inverter …

A capacitive power transfer (CPT) system wirelessly transfers energy between coupling
plates and performance issues related to CPT systems are resonance conditions, matching …