Publications by Ignacio Alejandro Polanco Lobos

Condition Health Monitoring for Medium-Voltage High-Power Modular Multilevel Converter

Among the policies to reduce the consequences of GHG emissions, the decarbonization of the electrical, transport, and manufacturing sectors has profoundly changed how the electricity is produced, transmitted, distributed, and consumed, particularly imposin ...

EPFL2022

Estimating Auxiliary Power Supply Consumption of the Modular Multilevel Converter Submodule for the Condition Health Monitoring

Drazen Dujic, Ignacio Alejandro Polanco Lobos

Condition health monitoring strategies applied to different power electronics applications are gaining popularity as early component degradation detection can trigger preventive maintenance actions before a significant fault occurs. In highly modular conve ...

2022

Condition Health Monitoring of Modular Multilevel Converter Submodule Capacitors

Drazen Dujic, Ignacio Alejandro Polanco Lobos

With a large deployment of power electronic converters in various critical applications, condition health monitoring is increasingly becoming important. In modular multilevel converter, submodule capacitance represents one of the critical components, havin ...

2022

Flexible and Efficient MMC Digital Twin Realized With Small-Scale Real-Time Simulators

Drazen Dujic, Milan Utvic, Stefan Milovanovic, Ignacio Alejandro Polanco Lobos

2021

Thermal Study of a Modular Multilevel Converter Submodule

Drazen Dujic, Ignacio Alejandro Polanco Lobos

Modular multilevel converters are gaining attention since medium voltage direct current grids have been proposed as the new key technology for the future transmission and distribution systems. The design of such systems need to address several challenges a ...

2020

Auxiliary Submodule Power Supply for a Medium Voltage Modular Multilevel Converter

Drazen Dujic, Milan Utvic, Alexandre François Christe, Marko Petkovic, Ignacio Alejandro Polanco Lobos

2019

Low Voltage Modular Multilevel Converter Submodule for Medium Voltage Applications

Drazen Dujic, Milan Utvic, Ignacio Alejandro Polanco Lobos

2019