Fault identification in HVDC grids using a transient parametric model
This paper presents a novel single-ended fault identification algorithm for meshed High Voltage Direct Current grids.
Experimental study of the self-disturbance phenomena in a halfbridge configuration of Si IGBT and SiC MOSFET switches
This paper investigates the gate-driver design challenges encountered due to the fast switching of wide band-gap semiconductors (here, SiC MOSFETs) in the half-bridge configuration.
Conducted EMI reduction in a 100kW 1.2kV Dual Active Bridge converter
The experimental studies show the effects of the transformer construction and vector group (star/delta) on the common-mode currents through the gate drivers of SiC MOSFETs in a 100kW 1.2kV three-phase dual active bridge converter.
Universal modular Solid State Transformers (SSTs) for DC railway substations
In this paper, a methodology is proposed to define the optimal rated power and number of PEBBs.
Universal modular Solid State Transformers (SSTs) for DC railway substations
In this paper, a methodology is proposed to define the optimal rated power and number of PEBBs.
Epoxy composite with hBN fillers compatible with industrial application in electrical equipment
A synergetic effect between hBN and alumina has been observed regarding thermal and electrical properties. A 500% increase in the thermal conductivity could be achieved with a limited impact on viscosity increase.
DC Leakage Current Measurement Comparison between SF6 and Fluoronitrile/CO2 Gas Mixture
One of the possible SF6 alternatives that emerged in recent times is a fluoronitrile (FN), NovecTM 4710, based mixture.
Production of Graphite During the Extinguishing Arc with New SF6 Alternative Gases
Using Gibbs free energy method, a theoretical study has been conducted on SF6 replacement candidates listed above.
Effective Permeability of Multi Air Gap Ferrite Core 3-Phase Medium Frequency Transformer in Isolated DC-DC Converters
This article presents the measurements of the equivalent B(H) and the equivalent magnetic permeability of two three-phase MFT prototypes.
Compliance of a cable-based protection strategy for OHL grids: Analysis and remediation
This paper points out the challenges to overcome when applying a protection strategy based on a non-selective fault clearing philosophy without DC reactors to an overhead line based multi-terminal DC grid.
