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Over- and Under-Voltage Containment Reserves for Droop-Based Primary Voltage Control of MTDC Grids

2021-02-18T09:40:18+01:00February 18th, 2021|Publications, Supergrid Architecture & Systems|

This paper proposes a comprehensive methodology for determining the converter droop settings to ensure the voltage security in MTDC grid.

Modified Preisach model of hysteresis in multi air gap ferrite core medium frequency transformer

2021-02-24T17:52:47+01:00January 25th, 2021|Power Electronics & Converters, Publications|

This article presents the modified Preisach model of hysteresis for a 3-phase medium frequency transformer in a 100 kW dual active bridge converter.

A Novel Distributed Supplementary Control of Multi-Terminal VSC-HVDC Grids for Rotor Angle Stability Enhancement of AC/DC Systems

2021-01-21T20:36:59+01:00January 21st, 2021|Publications, Supergrid Architecture & Systems|

A distributed supplementary control for embedded Multi-Terminal VSC-HVDC Grids to enhance the transient stability of the surrounding AC grid.

A vision of HVDC key role towards fault-tolerant and stable AC/DC grids

2021-02-24T10:32:58+01:00October 24th, 2020|Publications, Supergrid Architecture & Systems|

Achieving an efficient and robust AC/DC grids transmission system requires to develop a vision of HVDC role and functionalities in different situations.

Transient stability of power systems with embedded VSC-HVDC links: stability margins analysis and control

2020-09-23T10:21:02+02:00September 23rd, 2020|Publications|

Impact of embedded Voltage Source Converter-based High Voltage Direct Current VSC-HVDC links on AC grids transient stability.

Experimental validation and comparison of a SiC MOSFET based 100 kW 1.2 kV 20 kHz three-phase dual active bridge converter using two vector groups

2020-09-23T18:04:43+02:00September 7th, 2020|Power Electronics & Converters, Publications|

The Dual Active Bridge appears as a promising DC-DC converter topology when galvanic isolation and bidirectional power flow are required. Among its advantages, Zero Voltage Switching allows the switching losses to be significantly reduced.

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