Results 21 to 30 of about 29,409 (298)

Grid-Forming-Mode Operation of Boost-Power-Stage Converter in PV-Generator-Interfacing Applications

open access: yesEnergies, 2017
The application of constant power control and inclusion of energy storage in grid-connected photovoltaic (PV) energy systems may increase the use of two-stage system structures composed of DC–DC-converter-interfaced PV generator and grid-connected ...
Jukka Viinamäki   +2 more
doaj   +1 more source

Frequency Control in Power Systems with Large Share of Wind Energy

open access: yesEnergies, 2022
Fast frequency response from wind turbines and plants has been playing an increasingly important role in our modern power system, which has a large share of wind energy integration.
Liang Lu   +2 more
doaj   +1 more source

Multi-terminal HVDC grids with inertia mimicry capability [PDF]

open access: yes, 2016
The high-voltage multi-terminal dc (MTDC) systems are foreseen to experience an important development in the next years. Currently, they have appeared to be a prevailing technical and economical solution for harvesting offshore wind energy. In this study,
Gharehpetian, Gevorg B.   +4 more
core   +2 more sources

Experimental Test bed to De-Risk the Navy Advanced Development Model [PDF]

open access: yes, 2017
This paper presents a reduced scale demonstration test-bed at the University of Texas’ Center for Electromechanics (UT-CEM) which is well equipped to support the development and assessment of the anticipated Navy Advanced Development Model (ADM).
Feng, X   +6 more
core   +1 more source

Transition from Islanded to grid-connected mode of microgrids with voltage-based droop control [PDF]

open access: yes, 2013
Microgrids are able to provide a coordinated integration of the increasing share of distributed generation (DG) units in the network. The primary control of the DG units is generally performed by droop-based control algorithms that avoid communication ...
De Kooning, Jeroen   +3 more
core   +1 more source

Fault ride through capability of grid forming wind turbines: A comparison of three control schemes

open access: yesIET Renewable Power Generation, 2022
The popularity of converter‐based generations, such as wind and solar, suggests that future power systems will be dominated by power‐electronic converters, reducing the share of conventional generation, and, inevitably decreasing inertia and short ...
Amir Arasteh   +2 more
doaj   +1 more source

Unified reference controller for flexible primary control and inertia sharing in multi-terminal voltage source converter-HVDC grids [PDF]

open access: yes, 2016
Multi-terminal dc (MTDC) grids are expected to be built and experience rapid expansion in the near future as they have emerged as a competitive solution for transmitting offshore wind generation and overlaying their ac counterpart. The concept of inertia
Candela García, José Ignacio   +4 more
core   +2 more sources

Frequency support characteristics of grid-interactive power converters based on the synchronous power controller [PDF]

open access: yes, 2016
Grid-interactive converters with primary frequency control and inertia emulation have emerged and are promising for future renewable generation plants because of the contribution in power system stabilization.
Remón Rodríguez, Daniel   +2 more
core   +2 more sources

Improved Dual Closed-Loop Control for Modular Multilevel Converters Based on Voltage Drop on Grid Impedance [PDF]

open access: yesDianli jianshe
[Objective] As renewable power bases gradually expand from load centers to remote areas such as deep offshore, deserts, and barren lands, using grid-forming voltage source converter-based high voltage direct current (VSC-HVDC) transmission technology is ...
LIU Shan, LIU Qi, ZHU Lin, YAN Jun, CHI Chengbin, SUN Zengjie
doaj   +1 more source

An Adaptive Parameter-Based Control Technique of Virtual Synchronous Generator for Smooth Transient Between Islanded and Grid-Connected Mode of Operation

open access: yesIEEE Access, 2021
This paper deals with the development of a control technique for the control of voltage source converters (VSCs) as an interface between renewable energy sources (RESs) and power grids.
Mobina Pouresmaeil   +3 more
doaj   +1 more source

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