Results 21 to 30 of about 8,685,496 (352)

Power System Oscillations with Different Prevalence of Grid-Following and Grid-Forming Converters

open access: yesEnergies, 2022
The oscillatory behaviour of the power system is an aspect that is significantly affected by the increasing integration of converter-based generation sources.
Rossano Musca   +2 more
doaj   +1 more source

Grid-Forming Converters: Control Approaches, Grid-Synchronization, and Future Trends—A Review

open access: yesIEEE Open Journal of Industry Applications, 2021
In the last decade, the concept of grid-forming (GFM) converters has been introduced for microgrids and islanded power systems. Recently, the concept has been proposed for use in wider interconnected transmission networks, and several control structures ...
Roberto Rosso   +4 more
doaj   +1 more source

A Comparative Study of Grid-Following and Grid-Forming Control Schemes in Power Electronic-Based Power Systems

open access: yesPower Electronics and Drives, 2023
Along with de-carbonisation, the penetration of power electronic converters has increased, and the power system has become a power electronic-based power system. In such a situation, the stability of the power system faces great challenges.
Gao Xian   +3 more
doaj   +1 more source

Stability Assessment of A Radial Grid With Power Converters

open access: yesIEEE Open Journal of Power Electronics, 2022
The increase proportion of power converters causes stability problems in the radial grid. To address these issues, this paper firstly proposes a unified modeling procedure and applies it to two types of converters. Secondly, the impedance models are used
Xingqi Liu   +7 more
doaj   +1 more source

Coordinated Frequency and Voltage Regulation of Grid-Following and Grid-Forming Inverters

open access: yesCoRR, 2020
In a purely inverter-based microgrid, both grid-forming (GFM) and grid-following (GFL) inverters will have a crucial role to play in frequency/voltage regulation and maintaining power sharing through their grid support capabilities. Consequently, the coordination between these two technologies becomes increasingly important for optimal system ...
Ankit Singhal   +2 more
openaire   +2 more sources

Transient Stability Enhancement with High Shares of Grid-Following Converters in a 100% Converter Grid

open access: yes, 2020
The 2020 IEEE PES Innovative Smart Grid Technologies Europe (ISGT-Europe), Delft, The Netherlands, 26-28 October 2020With increasing shares of power electronics-based generation in power grids, grid-following converters may become unstable during faults,
Zhao, Xianxian   +3 more
core   +1 more source

Contribution of Voltage Support Function to Virtual Inertia Control Performance of Inverter-Based Resource in Frequency Stability

open access: yesEnergies, 2021
Inertia reduction due to inverter-based resource (IBR) penetration deteriorates power system stability, which can be addressed using virtual inertia (VI) control. There are two types of implementation methods for VI control: grid-following (GFL) and grid-
Dai Orihara   +10 more
doaj   +1 more source

Control Loops Passivation Design of Weak-Grid-Tied Grid-Following Inverters for Maximum Power Transfer Capability Improvement

open access: yes, 2023
The theoretical maximum power transfer capability of the phase-locked loop (PLL)-based grid-following inverters can be limited under weak-grid conditions due to the non passivity of control loops.
Weihua Zhou (16896600)   +2 more
core   +1 more source

Grid frequency support from inverter connected generation [PDF]

open access: yes, 2021
This paper presents a case study to demonstrate impact of current fleet of inverter connected generation (roof top photovoltaics and utility scale grid following inverters) that have been allowed to connect to power networks with no obligations to ...
Ahfock, Tony   +6 more
core   +1 more source

Internal Induced Voltage Modification for Current Limitation in Virtual Synchronous Machine

open access: yesEnergies, 2022
Virtual inertia control is a methodology to make inverter-based resources (IBR) behave like a synchronous machine. However, an IBR cannot fully emulate the response of synchronous machine because of its low-current capacity. When the inertial response of
Dai Orihara   +10 more
doaj   +1 more source

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