Fault Recovery and Transient Stability of Grid-Forming Converters Equipped with Current Saturation
A Arjomandi-Nezhad, Y Guo, BC Pal… - arXiv preprint arXiv …, 2024 - arxiv.org
When grid-forming (GFM) inverter-based resources (IBRs) experience large grid
disturbances (eg, short-circuit faults), the current limiter may be triggered and GFM IBRs …
disturbances (eg, short-circuit faults), the current limiter may be triggered and GFM IBRs …
Fault recovery analysis of grid-forming inverters with priority-based current limiters
Grid-forming (GFM) inverters are required to operate robustly against grid faults. However,
due to the limited over-current capability of inverters, current-limiting controls are usually …
due to the limited over-current capability of inverters, current-limiting controls are usually …
On the Fault-Ride-Through Dynamics of Grid-Forming Converters—A Multi-dimensional Adaptive Inertia Approach
PM Gajare, M Miranbeigi… - 2023 IEEE Applied …, 2023 - ieeexplore.ieee.org
Grid-forming (GFM) converters are gaining momentum as one of the keys to enabling large-
scale integration of distributed energy resources (DER) with the grid. Among the desired …
scale integration of distributed energy resources (DER) with the grid. Among the desired …
A new transient phenomenon caused by active current dynamics of grid-following converters during severe grid faults
C Wu, Z Huang, Y Wang, F Blaabjerg - Frontiers in Energy Research, 2024 - frontiersin.org
Existing transient stability analysis of grid-following (GFL) converters mainly focuses on the
dynamics of the phase-locked loop (PLL), while current loop dynamics are usually neglected …
dynamics of the phase-locked loop (PLL), while current loop dynamics are usually neglected …
Current limitation strategy for grid-forming converters under symmetrical and asymmetrical grid faults
The potentials of grid-forming (GFM) converters in stabilizing a power system with high
penetration of power electronics-based generation have been recently investigated. Due to …
penetration of power electronics-based generation have been recently investigated. Due to …
Dynamic Impact of Voltage-Dependent Current Injection on Fault-Ride-Through of Grid-Following Converters
This article analyzes transient stability of grid-following voltage source converters (GFL-
VSCs) considering the voltage-dependent current injection (VDCI) dynamics during fault …
VSCs) considering the voltage-dependent current injection (VDCI) dynamics during fault …
Active Power and Voltage Cooperative Control for Improving Fault Ride-Through Capability of Grid-Forming Converters
J Wang, X Zhang - IEEE Transactions on Industrial Electronics, 2024 - ieeexplore.ieee.org
The grid-forming (GFM) converter has excellent active support capabilities, but it will face
problems of transient instability and transient overcurrent during grid faults, which brings …
problems of transient instability and transient overcurrent during grid faults, which brings …
Transient stability modeling of droop-controlled grid-forming inverters with fault current limiting
D Pattabiraman, RH Lasseter… - 2020 IEEE Power & …, 2020 - ieeexplore.ieee.org
Grid-forming (GFM) inverter control techniques are attracting increased attention for
interconnecting inverter-based resources (IBRs) to the electric grid because of their …
interconnecting inverter-based resources (IBRs) to the electric grid because of their …
Transient stability analysis and post-fault restart strategy for current-limited grid-forming converter
Grid-forming converters are attracting attention for their significant advantages in terms of
stability in a weak grid and simulated inertia. However, while they offer great flexibility due to …
stability in a weak grid and simulated inertia. However, while they offer great flexibility due to …
Cross-Forming Control and Fault Current Limiting for Grid-Forming Inverters
We propose a novel" cross-forming" control concept for grid-forming inverters operating
against grid faults. Cross-forming refers to voltage angle forming and current magnitude …
against grid faults. Cross-forming refers to voltage angle forming and current magnitude …