Nos publications scientifiques
Comparison between numerical and analytical methods of AC resistance evaluation of medium frequency transformers : validation on a prototype
In the future, medium-frequency transformers (with a frequency range of 5-100 kHz) will be major components in dc-dc converter applications, for both medium-voltage direct current and high-voltage direct current networks.
Analysis of voltage and current unbalance in a multi-converter topology for a DC-based offshore wind farm
High Voltage Direct Current (HVDC) is increasingly being used for electric power transmission over long distances.
State of the art of gate-drive power supply for medium and high voltage applications
Gate-drive power supplies in medium voltage and high voltage direct current (MVDC / HVDC) applications require medium to high voltage insulation.
Influence of Electric Field on Space Charge Distribution in Alumina-filled Epoxy Resin for Application in HVDC GIS
The present paper deals with space charge in alumina filled epoxy resin for HVDC applications.
Evolution of the Cathode Spot Distribution in an Axial Magnetic Field Controlled Vacuum Arc at Long Contact Gap
The evolution of the cathode spot distribution is an important aspect of the behavior of vacuum arcs controlled with an axial magnetic field.
Measurement and Analysis of Partial Discharges in HVDC Gas Insulated Substations
The measurement of Partial Discharges (PD) in Gas Insulated Substation (GIS) enables to identify and analyse various types of defects that can result in electrical breakdown.
Effective ionization coefficients and limiting field strength of Fluoronitriles-CO2 mixtures
The density normalized Effective ionization coefficients and critical breakdown electric field of the Heptafluoro-iso-butyronitrile (Fluoronitriles), and Fluoronitriles-CO2 mixture are investigated using the steady state Townsend (SST) experimental setup, over a range of the density normalized critical electric field (E/N) from 200-1066 Td (E is the electric field and N the gas density).
Nonlinear Control of a Fully-Fed Variable Speed Pumped Storage Plant
This paper presents the nonlinear control of a Fully-Fed Synchronous Machine based Variable Speed Pumped Storage Plant (FFSM PSP).
Influence of thermal treatment on space charge in alumina-filled epoxy resin for HVDC GIS
A Gas Insulated Substation (GIS) consists of a high-voltage conductor maintained by spacers placed in a metal enclosure filled with a dielectric gas.
Recommendations for surface conductivity characterisation under high voltage direct current (HVDC)
Phenomena of charge accumulation on the insulator surface are of major interest in Gas Insulated Substations (GIS) under Direct Current (DC)...
