Results 11 to 20 of about 8,685,496 (352)

Adaptive Grid-Synchronization Control with Dual Features of Grid-Forming and Grid-Following for VSCs

open access: yes, 2023
<p>An adaptive grid-synchronization control for voltage source converters (VSCs) is proposed. The proposed control has both grid-forming (GFM) and grid-following (GFL) ingredients, which makes it exhibit GFM-GFL dual features and the advantages of both.
Teng Liu   +3 more
openaire   +2 more sources

A Comparison of Grid-Forming and Grid-Following Control of VSCs

open access: yes, 2020
Variable renewable energy sources are today increasingly integrated in the power system as a step towards the renewable society. The large-scale introduction of converter-based energy sources brings challenges in terms of reduced damping to the power system due to the reduced number of synchronous generators.
Roos, Pontus
openaire   +2 more sources

Reduced-Order Modeling and Stability Analysis of Grid-Following and Grid-Forming Hybrid Renewable Energy Plants

open access: yesEnergies
The control methods of energy systems can be categorized into grid-following and grid-forming types. The grid-following control method relies on grid synchronization and is prone to stability issues in weak grid conditions.
Yue Ma, Ning Chen, Luming Ge
doaj   +2 more sources

Impedance-Based Criterion Design for Grid-Following/Grid-Forming Switching Control of Wind Generation System

open access: yesEnergies
As wind farms connect with power grids via long-distance transmission lines and multiple transformers, the resulting networks exhibit inherently weak and fluctuating grid strength—subject to dynamic variations from external disturbances like generation ...
Sijia Huang   +4 more
doaj   +2 more sources

What is sand? Result from a UNEP/GRID-Geneva expert discussion

open access: yes, 2022
The Global Sand Observatory Initiative (GSOI) is UNEP/GRID-Geneva’s response to requests to identify knowledge gaps under the UNEA-4 Mineral Resource Governance resolution (UNEP/EA.4/Res.19).
UNEP/GRID-Geneva
core   +1 more source

Research on Synchronization Control of Distributed Generation Based on Second-Order Unified Model

open access: yesZhongguo dianli, 2023
The existing grid connection controls of distributed generation inverters are mainly classified into the grid-following (GFL) control and the grid-forming (GFM) control.
Yan HUANG   +5 more
doaj   +1 more source

Sand and sustainability terminology

open access: yes, 2022
UNEP/GRID-Geneva established the Global Sand Observatory initiative as a direct response to requests to identify knowledge gaps under the UNEA-4 Mineral Resource Resolution (UNEP/EA.4/Res.19). Sand resource governance is complex, spanning policy domains,
UNEP/GRID-Geneva
core   +1 more source

Grid-following and grid-forming PV and wind turbines

open access: yes, 2021
As penetration of photovoltaic (PV) and wind generation systems driven by grid-connected power converters monotonously increases, unusual interactions between innovative and legacy generation systems become more concerning, since they threaten the system stability and reliability.
Rodríguez Cortés, Pedro, Lai, Ngoc Bao
openaire   +3 more sources

Impact of System Strength and Control Parameters on the Small-Signal Stability of Grid Following and Grid Forming Inverters

open access: yes, 2023
Inverter-driven small signal stability issue has been identified as a new stability class by global power industries, which are the bottleneck for high solar/wind power penetration.
Bai, Feifei   +5 more
core   +1 more source

Patents as Real Options: A Sensitivity Analysis of Option Valuation Using the Binomial Model

open access: yes, 2023
Using the real option approach and the binomial decision tree model, patent value is discussed in terms of how patent protection gives firms flexibility in making investment decisions on whether or how to continue exploiting the underlying invention in ...
Thoma, Grid, Grid Thoma
core   +1 more source

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