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The development trend of high shares of renewables and power electronics has increased the demand for new energy converters in the power system, but there is a lack of systematic research on the stability of different types of converters when ...
Bojun Kong +6 more
doaj +3 more sources
Modeling and Control of a Two-Bus System With Grid-Forming and Grid-Following Converters
The utilization of power converters in a distribution network could give rise to stability problems, especially when the penetration is high. The existing literature studies the modeling and stability of converters with specific control or synchronization methods.
Zheng Wang, Zheng Wang, Marco Liserre
exaly +4 more sources
The high penetration of renewable energy sources (RESs) and power electronics devices has led to a continuous decline in power system stability. Due to the instability of grid-following converters (GFLCs) in weak grids, the grid-forming converters (GFMCs)
Lifeng Qiu +7 more
doaj +3 more sources
Unified Virtual Oscillator Control for Grid-Forming and Grid-Following Converters [PDF]
A unified virtual oscillator controller (uVOC) is proposed, which enables a unified analysis, design, and implementation framework for both grid-forming (GFM) and grid-following (GFL) voltage source converters (VSCs). Oscillator based GFM controllers, such as dispatchable virtual oscillator control (dVOC), offer rigorous analytical framework with ...
M. A. Awal, Iqbal Husain
openaire +4 more sources
The renewable energy sources (RESs) dominated power grid is an envisaged infrastructure of the future power system, where the commonly used grid following (GFL) control for grid-tied converters suffers from lacking grid support capability, low stability,
Weixing Lin, Jinyu Wen, Wang Xiang
exaly +3 more sources
Grid-Forming Converters for Stability Issues in Future Power Grids
Historically, the power system has relied on synchronous generators (SGs) to provide inertia and maintain grid stability. However, because of the increased integration of power-electronics-interfaced renewable energy sources, the grid’s stability has ...
Wencong Su +2 more
exaly +3 more sources
An Alternative Control Structure for Grid-Following Converters of Inverter-Based Resources
In this paper, an alternative control structure of grid-following control is proposed and applied in inverter-based resources (IBRs). An IBR’s grid-following control normally employs Power/Voltage (P/V) control strategy to control the output real ...
Zhixin Miao +3 more
doaj +2 more sources
Sensitivity Analysis and Small-Signal Stability of Grid Following Converters
This article presents a small-signal study, based on a sensitivity analysis, of a voltage source converter (VSC) operating as a grid-following device. This type of operation is standard for integrating distributed energy resources directly into a primary
Simón Sepúlveda García +1 more
doaj +3 more sources
Embedding PMU Algorithms in Grid-Following Converters: a Feasibility Study
One of the most critical challenges in the evolution of smart grids is the shortage of measurement devices at the distribution level, coupled with the high costs associated with extensive refurbishment of the existing monitoring infrastructure. To address this issue, this paper investigates the feasibility of upgrading the controllers of smart Power ...
Singh, Atul, Macii, David, Petri, Dario
openaire +2 more sources
A Robust Phase-Lock-Loop for Grid-Following Converters
This work was supported by the National Natural Science Foundation of China under Grant 62173148 and 52377186.
Ying, Gengning +6 more
openaire +3 more sources

