Modeling and stability issues of voltage-source converter-dominated power systems: A review

L Xiong, X Liu, Y Liu, F Zhuo - CSEE Journal of Power and …, 2020 - ieeexplore.ieee.org
With the substantive increase in the proportion of voltage-source converter (VSC)-based
equipment, traditional power systems that primarily constituted of synchronous generators …

Trends in the protection of inverter‐based microgrids

B Mahamedi, JE Fletcher - IET generation, transmission & …, 2019 - Wiley Online Library
The study reviews the current trends in the protection of inverter‐based microgrids. This
topic is currently given significant attention, as the inverter‐interfaced distributed generation …

Small-signal modeling and stability prediction of parallel droop-controlled inverters based on terminal characteristics of individual inverters

S Wang, Z Liu, J Liu, D Boroyevich… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
Parallel droop-controlled inverters with renewable energy sources are widely employed in
islanded ac microgrids, where dynamic interactions among them may cause small-signal …

Sub-and super-synchronous interactions between STATCOMs and weak AC/DC transmissions with series compensations

D Shu, X Xie, H Rao, X Gao, Q Jiang… - IEEE Transactions on …, 2017 - ieeexplore.ieee.org
With the increasing integration of power electronic converters into the power system, the
interactions between converters and their adjacent transmissions bring emerging oscillation …

Review of impedance-reshaping-based power sharing strategies in islanded AC microgrids

F Deng, W Yao, X Zhang, Y Tang… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
In islanded AC microgrids, loads are supplied by parallel inverters-based distributed
generation (DG) units. Accurate power sharing, which is always degraded by the …

Accuracy analysis of the zero-order hold model for digital pulse width modulation

J Ma, X Wang, F Blaabjerg… - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
This paper analyzes the accuracy of the zero-order hold (ZOH) model for the digital pulse
width modulator (DPWM) in the s-domain. The s-domain model and the exact z-domain …

DQ impedance stability analysis for the power-controlled grid-connected inverter

C Li, J Liang, LM Cipcigan, W Ming… - IEEE Transactions …, 2020 - ieeexplore.ieee.org
For a grid-connected inverter requiring the ac voltage magnitude and the active power
control, both vector control and power synchronization control can be applied. The stability …

Impedance analysis and stabilization of point-to-point HVDC systems based on a hybrid AC–DC impedance model

H Zhang, M Mehrabankhomartash… - IEEE Transactions …, 2020 - ieeexplore.ieee.org
Stability analysis of the point-to-point high-voltage dc (HVdc) transmission systems is crucial
for planning and operational purposes. However, due to the protection of trade secret and …

Performance improvement of the unbalanced voltage compensation in islanded microgrid based on small-signal analysis

Y Peng, Z Shuai, JM Guerrero, Y Li… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
A low-voltage microgrid is naturally three-phase unbalance due to the connection of
unbalanced loads. Voltage unbalance compensation (VUC) strategies of inverters have …

A nearly decoupled admittance model for grid-tied VSCs under variable operating conditions

W Liu, X Xie, J Shair, X Li - IEEE Transactions on Power …, 2020 - ieeexplore.ieee.org
Impedance/admittance models (IM/AMs) have been effectively utilized for the stability
analysis of converter participated emerging oscillation issues. The IM/AMs are either derived …