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Reliability-Oriented Active Load Mitigation in Grid-Forming Wind Turbines

Project description

Reliability-Oriented Active Load Mitigation in Grid-Forming Wind Turbines

The shift from grid-following (GFL) to grid-forming (GFM) control is crucial for modern power systems with lower inertia due to fewer synchronous generators (SGs). GFM offers rapid response but poses challenges for large, lightweight wind turbines (WTs), which may experience torque fluctuations that can stress critical components, jeopardising their reliability. Supported by the Marie Skłodowska-Curie Actions programme, the REALM project is developing a strategy to mitigate fatigue loads in lightweight WTs connected to GFM converters. It will investigate the dynamic interactions between GFM control strategies and WT load responses, introducing innovative control schemes to reduce loading oscillations while ensuring structural safety and maintaining voltage and frequency stability.

Objective

In the evolving landscape of power systems, the shift from grid-following to grid-forming (GFM) control emerges as a pivotal strategy for managing grids with reduced inertia and heightened dynamics, owing to the decreasing presence of synchronous generators (SGs). The GFM control, characterized by its rIn the evolving landscape of power systems, the shift from grid-following (GFL) to grid-forming (GFM) control emerges as a pivotal strategy for managing grids with reduced inertia and heightened dynamics, owing to the decreasing presence of synchronous generators (SGs). The GFM control, characterized by its rapid dynamic response and voltage source attributes, is particularly suited to this new era. However, this transition introduces significant challenges, especially in the context of modern wind turbines (WTs) that are increasingly constructed at multi-megawatt scales with extensive yet lightweight structures. These turbines, when interfaced with
GFM converters, are exposed to rapid electromagnetic torque fluctuations, potentially inflicting severe fatigue loads on critical components such as blades, towers, drivetrains, and power converters. Such stressors pose a significant risk to the longevity and reliability of WTs. Addressing these issues, this proposal outlines a comprehensive approach to actively mitigate fatigue loads in large-scale WTs interfaced with GFM converters. Our methodology starts with a thorough exploration of the dynamic interactions between GFM control strategies and the load responses of the WTs. Subsequently, it introduces innovative control schemes designed to curtail loading oscillations, thereby ensuring structural safety without compromising voltage and frequency stabilization. This endeavor will leverage the combined expertise and skills of both the fellow and the supervisory team, integrating advanced theoretical knowledge and practical insights to achieve the project’s objectives and advance the field of renewable energy technologies.

Fields of science (EuroSciVoc)

Keywords

Programme(s)

Topic(s)

Funding Scheme

HORIZON-TMA-MSCA-PF-EF - HORIZON TMA MSCA Postdoctoral Fellowships - European Fellowships

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Call for proposal

(opens in new window) HORIZON-MSCA-2025-PF

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Coordinator

AALBORG UNIVERSITET
Net EU contribution
€ 247 553,28
Address
FREDRIK BAJERS VEJ 7K
9220 Aalborg
Denmark
Region
Danmark Nordjylland Nordjylland
Activity type
Higher or Secondary Education Establishments
Links
Total cost
No data