Grid forming inverter modeling, control, and applications

DB Rathnayake, M Akrami, C Phurailatpam… - IEEE …, 2021 - ieeexplore.ieee.org
This paper surveys current literature on modeling methods, control techniques, protection
schemes, applications, and real-world implementations pertaining to grid forming inverters …

AC microgrid protection–A review: Current and future prospective

B Patnaik, M Mishra, RC Bansal, RK Jena - Applied Energy, 2020 - Elsevier
Microgrid is an important component of the evolving smart-grid. It has the ability to increase
reliability, decrease costs, and enlarge penetration rates for distribution generation systems …

Transient angle stability of virtual synchronous generators using Lyapunov's direct method

Z Shuai, C Shen, X Liu, Z Li… - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
With an increasing number of distributed energy resources integrated into the power system,
inverters need to take on the corresponding responsibility for the security and stability of the …

Transient stability analysis and control design of droop-controlled voltage source converters considering current limitation

L Huang, H Xin, Z Wang, L Zhang… - IEEE Transactions on …, 2017 - ieeexplore.ieee.org
In the modern power grid, distributed generators are widely connected to the grid via voltage
source converters (VSCs). Analyzing the transient stability of VSCs under large disturbances …

A comparative study of two widely used grid-forming droop controls on microgrid small-signal stability

W Du, Z Chen, KP Schneider… - IEEE Journal of …, 2019 - ieeexplore.ieee.org
Historically, two similar grid-forming droop controls are widely reported in literature-the
single-loop and multi-loop droop controls. Although being very similar, the authors find that …

Current limiting algorithms and transient stability analysis of grid-forming VSCs

T Qoria, F Gruson, F Colas, X Kestelyn… - Electric Power Systems …, 2020 - Elsevier
This paper consists first in comparing the well-known virtual impedance and current
saturation algorithms in case of a three-phase short circuit. During the fault, the virtual …

A review of current-limiting control of grid-forming inverters under symmetrical disturbances

B Fan, T Liu, F Zhao, H Wu… - IEEE Open Journal of …, 2022 - ieeexplore.ieee.org
Grid-forming (GFM) inverters are recognized as a viable solution to increase the penetration
of renewable energy in bulk power systems. However, they are physically different from …

A systematic review on DC-microgrid protection and grounding techniques: Issues, challenges and future perspective

M Mishra, B Patnaik, M Biswal, S Hasan, RC Bansal - Applied Energy, 2022 - Elsevier
This article presents an up-to-date systematic review of the status, progress, and upcoming
advancement regarding DC-microgrid. In recent years, the attention of researchers towards …

Critical clearing time determination and enhancement of grid-forming converters embedding virtual impedance as current limitation algorithm

T Qoria, F Gruson, F Colas, G Denis… - IEEE Journal of …, 2019 - ieeexplore.ieee.org
This article deals with the postfault synchronization of a voltage source converter based on
the droop control. In the case of large disturbances on the grid, the current is limited via …

Impedance circuit model of grid-forming inverter: Visualizing control algorithms as circuit elements

Y Li, Y Gu, Y Zhu, A Junyent-Ferré… - … on Power Electronics, 2020 - ieeexplore.ieee.org
The impedance model is widely used for analyzing power converters. However, the output
impedance is an external representation of a converter system, ie, it compresses the entire …