Nowadays, new challenges arise relating to the compensation of power quality problems,
where the introduction of innovative solutions based on power electronics is of paramount …

This study is focused on the topical issue of increasing the energy efficiency in DC railway
systems, in the context of global concerns for reducing the CO2 emissions by minimizing the …

In recent years, the achievement of a renewable and sustainable traction power supply
system (TPSS) in the rail sector has become a significant challenge. Focusing on this issue …

China's railway has been experiencing rapid growth recently. The achievement of solar
energy for the increasing electricity consumption in the rail sector attracts significant …

In the context of direct-current electrified railway systems, power supply quality issues are a
major concern for the railway network operators. Indeed, after signaling systems and track …

In AC railway electrification systems, the impact of reactive power flow in the feeding voltage
magnitude is one aspect contributing to the quality of supply degradation. Specifically, this …

Currently, in electric railways, the old dc supply systems are reaching their limits. In several
European railway networks, due to the line-voltage drops between substations, there are …

AC railways are characterized by peculiar Power Quality phenomena, where moving loads
(trains, locomotives, etc.) interact with the supply network that provides electrical energy …

Traction power networks can significantly influence a country's national grid due to their
significant power consumption and numerous coupling points. To modernise the ageing …

This paper is focused on the optimal design of the controllers in an active filtering and
regeneration system for DC railway traction substation. The control algorithm of the system is …