A modified VSG control scheme with virtual resistance to enhance both small-signal stability and transient synchronization stability

S Chen, Y Sun, H Han, S Fu, S Luo… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
The existing studies show that the virtual resistance scheme has positive effects on
synchronous resonance suppression but negative effects on transient synchronization …

Dynamic frequency performance analysis and improvement for parallel VSG systems considering virtual inertia and dam** coefficient

S Chen, Y Sun, H Han, G Shi, Y Guan… - IEEE Journal of …, 2022 - ieeexplore.ieee.org
Parallel virtual synchronous generator (VSG) systems are emerging as an attractive solution
for inertia support and frequency stability enhancement of the power grid. However, the …

[HTML][HTML] Active power oscillation suppression and dynamic performance improvement for multi-VSG grids based on consensus control via COI frequency

S Chen, Y Sun, H Han, Z Luo, G Shi, L Yuan… - International Journal of …, 2023 - Elsevier
Virtual synchronous generator (VSG) is deemed to be the key foundation for the future low
inertia power system for its superiority to provide flexible inertia support. However …

[HTML][HTML] Grid-forming control of doubly-fed induction generators based on the rotor flux orientation

JC Martínez, JLR Amenedo, SA Gómez… - Renewable Energy, 2023 - Elsevier
The increasing penetration of renewable energies in power systems demands new services
from renewable generation plants. System operators are concerned about system stability …

System Modeling and Robust Stability Region Analysis for Multi-inverters Based on VSG

R Wang, Y Wang, P Zhang, Q Sun… - IEEE Journal of …, 2024 - ieeexplore.ieee.org
As the number of inverter-interfaced distributed generators (IIDGs) increases, the decrease
in the inertia of the microgrid affects the stability of microgrid voltage and current. The virtual …

Comparative evaluation of virtual inertia and fast frequency reserve provided by hvdc terminals

PB Garcia-Rosa, S D'Arco… - 2022 IEEE PES 14th Asia …, 2022 - ieeexplore.ieee.org
This paper compares the impact on power system frequency transients from virtual inertia
and Fast Frequency Reserve (FFR) provided by HVDC converters. Specifically, frequency …

A virtual synchronous machine-based control for eliminating DC-side power oscillations of three-phase VSCs under unbalanced grid voltages

E Avdiaj, JA Suul, S D'Arco… - 2021 IEEE 15th …, 2021 - ieeexplore.ieee.org
This paper presents a Virtual Synchronous Machine (VSM)-based control method for
avoiding dc-side power oscillations in grid connected voltage source converters (VSCs) …

Triangular-Shaped and Simultaneous Adjustment of Inertia and Dam** in VSG-based Distributed Energy Resources for Improved Frequency Response

E Mostajeran, A Safavizadeh… - 2021 IEEE Electrical …, 2021 - ieeexplore.ieee.org
The concept of virtual synchronous generators (VSGs) has been introduced as a viable
control methodology for interfacing power electronic-based distributed energy resources …

Frequency Control During LVRT Operation for CHB Converter in a Low-Inertia System

S Mohanty, A Das, B Singh - 2023 IEEE 3rd International …, 2023 - ieeexplore.ieee.org
This work presents a virtual synchronous inertia implementation method for cascaded U-
bridge (CUB) based battery storage systems. The virtual inertia is provided in a medium …

Conductivity Modeling and Subsynchronous Oscillation Analysis of Multi-VSGs System

X You, L Chen, J Tang, Y Liu, J Liu… - 2024 3rd Asian …, 2024 - ieeexplore.ieee.org
Considering the flexible integration of renewable energy, the multiple virtual synchronous
generators (multi-VSGs) system provides favorable not only inertia but dam** support to …