This paper presents an analytical method to design the high-efficiency surface permanent
magnet synchronous motor (SPMSM) or generator (SPMSG). The air-gap and permanent …

In this work we proposed to study the use of permanent magnet synchronous motors
(PMSM) for railway traction in the high-speed trains (HST) of Renfe Operadora (the Spanish …

This paper presents the results of a system analysis of different options for electric inverters
for the traction drive of an electrical helicopter. The article explains the optimal choice, in …

The ongoing electrification of road and air traffic leads to an increase of component
requirements within the electric vehicle's drive train. Especially the requirements on …

Multiphase AC motors are widely used in wide-speed and high-power applications.
However, under pulse width modulation (PWM), the system inevitably generates common …

The paper describes an approach and a methodology of quantitative reliability assessment
of fault tolerant propulsion systems for an electrical helicopter. As a comprehensive …

This paper describes the fault tolerance comparative analysis of a battery electric energy
storage consisting of multiple battery submodules and fuel cell electric energy source for the …

Currently, various companies consider the step by step electrification of aircraft. The use of
electrical energy has a number of benefits associated with the improvement of the technical …

This paper describes a new methodology and application case to determine quantitatively
the transition probabilities for multi-state Markov models of the fault tolerant safety-critical …

This paper describes the reliability indices analysis of a battery electric energy storage
consisting of multiple battery submodules for an electrical search and rescue helicopter. The …