Thermal simulations and measurements of 3-phase medium frequency transformer in 100 kW DC-DC converter with 99.2% efficiency
This article deals with a 100 kW dual active bridge (DAB) DC-DC converter and a 20 kHz 3-phase medium frequency transformer (MFT).
Case study of dc-MMC interconnecting two HVDC lines with different grid topologies
This paper presents a case study of a non-isolated dc-dc converter interconnecting the NordLink and Cobra cable projects.
Partial discharge measurement in DC GIS: comparison between conventional and UHF methods
The aim of this paper is to investigate the partial discharge signals recorded with both conventional and UHF methods in DC voltage.
DC segmentation: a promising solution to improve angle stability of stressed power systems
The DC segmentation segment large AC grids into a set of asynchronously operated AC grids interconnected by HVDC links.
Analysis and design of modular multilevel converters with partial integration of energy storage systems
This paper presents a novel design methodology for a 3-phase Modular Multilevel Converter with partial integration of energy storage.
Transformation of an ovehead AC transmission line into a DC transmission line : A study case
This paper describes the preliminary study of the transformation of an existing 220 kV AC transmission line into a bipolar DC line with a metallic return conductor.