The new approach is to 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.
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.
Simulation methodology for HVDC cable accessories: focus on oscillating polarity reversal and fast transient overvoltages
The aim of this paper is to propose a time decoupled simulation method to compute the electric field in case of OPR and S/IMP without losing in result accuracy.
Modular Multilevel Converter with Embedded Energy Storage for Power Oscillation Damping and Fast Frequency Response – A case study
This paper examines the benefits on the transmission system of including additional energy storage in an HVDC link for ancillary services.
This paper presents a case study of a non-isolated dc-dc converter interconnecting the NordLink and Cobra cable projects.
The paper presents the DC characterization of two elastomeric materials, a key step in the design of an HVDC accessory.
This paper discusses the relevance of system approach vs component approach in the qualification of MVDC cables and accessories.