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Fast Frequency Support Impact On Nuclear Generation

| 2025:1145 | Danilo Obradovic', RISE
This project assessed how Fast Frequency Support (FFS) from an HVDC link interacts with nuclear-type synchronous generator dynamics.
2025-1145

A Nordic-based test case was modelled, and droop-based and synthetic inertia FFS studied. Simulations across varied scenarios show that FFS can enhance the system stability when appropriately implemented, though certain edge cases reveal risks if control coordination is poor.

 

Rapporter och publikationer

Här listas rapporter och resultatblad från programmet.

    • Rapport

    Summary Report – Nuclear Projects 2025

    This document contains brief introductions to all projects that were finalized and/or published in Energiforsk Nuclear Portfolio Programs during the year 2025.

    |2026:1178Karin Westling, Energiforsk
    Oskarshamn3_191008_Uniper_OKG_2180.jpg
    • Rapport

    Fast Frequency Support Impact On Nuclear Generation

    This project assessed how Fast Frequency Support (FFS) from an HVDC link interacts with nuclear-type synchronous generator dynamics.

    |2025:1145Danilo Obradovic', RISE
    2025-1145
    • Rapport

    Impact of over-frequency events on Nordic NPPs

    This report quantifies over-frequency events by using a simulation model of the Nordic synchronous system and simulating different faults related to the HVDC links, in combination with operating conditions of high and low inertia.

    |2025:1118Matilda Arvidsson, Andreas Benjaminsson Lucas Finati Thomée, Daniel Karlsson
    Bild till webben 2025-1118
    • Rapport

    Exchange Strategies for Power Electronics in Rectifiers and UPS System for NPP

    Replacing outdated power electronics in NPP auxiliary systems is crucial for maintaining operational reliability and safety.

    |2025:1107Frede Blaabjerg
    bild webben.png