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Impact of MMC temporary blocking functionality on DC grid protection design

Communications2025-12-10T12:43:20+01:00March 19th, 2025|Architecture & systèmes du supergrid, Publications|

This paper presents a DC grid protection design principle considering MMCs feature temporary blocking capability.

Enhancing AC line emulation controls for improved inter-area oscillation damping and application to multi-terminal DC grids

Communications2025-12-10T12:30:48+01:00March 19th, 2025|Architecture & systèmes du supergrid, Publications|

By emulating AC line behavior, HVDC systems can adjust active power flows in real-time, improving system performance during contingencies.

Contributions to DC fault ride-through in MTDC grids with MMC stations in grid-forming control considering impacts on AC system stability

Communications2025-12-10T12:23:31+01:00March 19th, 2025|Architecture & systèmes du supergrid, Publications|

DC faults in High Voltage Direct Current (HVDC) systems can significantly impact AC grid stability, especially in MTDC grids.

Addressing intra-area oscillations and frequency stability after DC segmentation of a large AC power system

Amiel2025-05-07T11:24:07+02:00February 7th, 2025|Architecture & systèmes du supergrid, Publications|

This paper studies the use of DC segmentation with HVDC systems based on VSC-HVDC with active and reactive power supplementary controllers in the converter stations.

GridForLoads: a new EU project for power grid flexibility gets underway

Amiel2025-01-29T13:15:22+01:00January 29th, 2025|Stabilisation & stockage|

Grid forming load concept to enable loads to support the grid in the same way as synchronous machines would and provide new flexibility assets to grid operators.

PhD Mathieu ROBIN: “DC segmentation of electrical grids to improve power system stability”

Amiel2025-01-27T15:50:33+01:00January 23rd, 2025|Architecture & systèmes du supergrid, Phd|

This doctoral dissertation investigates a promising application of HVDC systems to tackle severe instability problems: DC segmentation.

SuperGrid Institute réalise la première coupure DC à 50kV en associant un limiteur de courant de défaut supraconducteur et un disjoncteur

Amiel2025-03-12T12:35:24+01:00January 20th, 2025|Appareillage électrique haute tension, Comuniqué de presse, Systèmes de câbles haute tension|

SuperGrid Institute valide sa technologie de limiteur résistif de courant supraconducteur associé à un disjoncteur mécanique pour le HVDC.

Active voltage balancing by turn-off delays regulation for multiple series-connected SiC MOSFETs

Amiel2025-05-07T11:29:02+02:00January 7th, 2025|Electronique de puissance & convertisseurs, Publications|

This article proposes an active voltage balancing approach for a stack of N SiC MOSFETs, achieved through precise adjustment of turn-off delays based on real-time voltage feedback.