Results 21 to 30 of about 512,442 (296)

A Comprehensive Review on Grid-forming Inverter: Potential and Future Trends

open access: yesMajlesi Journal of Electrical Engineering, 2023
There is growing commitment to phase-out the conventional fossil-fuel based power stations to decentralized power generation with high share of renewable energy sources that is based on low-emission to meet the various techno-economic, environmental and ...
SAMUEL YUSUF, ADAMU ABUBAKAR
doaj   +1 more source

Smart microgrids and virtual power plants in a hierarchical control structure [PDF]

open access: yes, 2011
In order to achieve a coordinated integration of distributed energy resources in the electrical network, an aggregation of these resources is required. Microgrids and virtual power plants (VPPs) address this issue.
De Kooning, Jeroen   +4 more
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

Grid Forming Stator Flux Control of Doubly-Fed Induction Generator

open access: yesEnergies, 2021
The doubly fed induction generator is widely used in wind power applications. For stand-alone operation of this machine, the control of the stator flux with fixed voltage and frequency has been proposed.
Norbert Klaes   +2 more
doaj   +1 more source

Numerical explicit analysis of hole flanging by single-stage incremental forming [PDF]

open access: yes, 2017
The use of Single-Point Incremental Forming (SPIF) technology in hole flanging operations using multi-stages strategies have been widely studied in the last few years. However, these strategies are very time-consuming, limiting its industrial application.
Borrego Puche, Marcos   +5 more
core   +1 more source

A grid forming control for wind energy conversion systems

open access: yesEnergy Reports, 2023
This paper presents an effective and practical structure to improve voltage and frequency regulation in grid-forming control of self-excited induction generator-based wind energy conversion systems.
Yousef Kazemi, Mohammad Mahdi Rezaei
doaj   +1 more source

Design and control of parallel three phase voltage source Inverters in low voltage AC microgrid [PDF]

open access: yes, 2017
Design and hierarchical control of three phase parallel Voltage Source Inverters are developed in this paper. The control scheme is based on synchronous reference frame and consists of primary and secondary control levels. The primary control consists of
Krami, Nissrine   +4 more
core   +3 more sources

Numerical and experimental studies of multi-ply woven carbon fibre prepreg forming process [PDF]

open access: yes, 2020
Woven carbon fibre prepreg is being increasingly used in high-performance aerospace and automotive applications, primarily because of its superior mechanical properties and formability.
Attridge, Alex   +6 more
core   +1 more source

Design of a Controller for Grid Forming Inverter-Based Power Generation Systems

open access: yesIEEE Access, 2023
Recently the grid-following inverter-based power generation systems (IBPGSs) dominate over synchronous generators (SGs) in load sharing in some areas of power grids in many countries worldwide.
Md. Minarul Islam   +4 more
doaj   +1 more source

Analysis on the inertia and the damping characteristics of DFIG under multiple working conditions based on the grid-forming control

open access: yesEnergy Reports, 2022
The rapid development of wind power not only provides clean energy, but also brings new challenges to the reliable operation of power system, the high proportion of wind power connected to the grid has caused significant changes in the power supply ...
Jianzu Hu   +3 more
doaj   +1 more source

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