Results 31 to 40 of about 27,241 (297)

Analysis of the effect of clock drifts on frequency regulation and power sharing in inverter-based islanded microgrids [PDF]

open access: yes, 2018
© 2018 IEEE. Personal use of this material is permitted. Permission from IEEE must be obtained for all other uses, in any current or future media, including reprinting/republishing this material for advertising or promotional purposes,creating new ...
Castilla Fernández, Miguel   +5 more
core   +2 more sources

Performance of Grid-Following and Grid-Forming Inverters Under Unintentional Islanding Events: A Comparative Study

open access: yesEnergies
The increasing integration of inverter-based resources in smart grid systems has deepened the necessity to understand the difference between grid-following and grid-forming inverters’ operational performance, particularly under abnormal conditions such ...
Mohammad Abu Sarhan
doaj   +1 more source

Grid-Forming Control: Advancements towards 100% Inverter-Based Grids—A Review

open access: yesEnergies, 2023
Changes are being implemented in the electrical power grid to accommodate the increased penetration of renewable energy sources interfaced with grid-connected inverters.
Emmanuel Ebinyu   +4 more
doaj   +1 more source

Parameter Optimisation of a Virtual Synchronous Machine in a Microgrid

open access: yes, 2016
Parameters of a virtual synchronous machine in a small microgrid are optimised. The dynamical behaviour of the system is simulated after a perturbation, where the system needs to return to its steady state.
Alexander K. Hartmann   +6 more
core   +1 more source

Comparative Analysis of Grid-Following (GFL) and Grid-Forming (GFM) Inverters: Control and Transition Capabilities

open access: yesElectrical Engineering and Energy
In recent years, interest in integration of renewable energy (RE) sources (particularly Wind Energy Systems - WES) into the electrical grid for sustainable, innovative solutions and a greener future continues to grow exponentially.
Fatih Burak, Hulusi Karaca
doaj   +1 more source

Load demand fulfillment through GFM-inverter based modified droop-control under various network conditions

open access: yesEnergy Reports
This paper offers a systematic approach to understanding the performance of the grid-forming inverter in both isolated and hybrid configuration with a grid-following inverter in low-voltage distribution network. While most existing studies concentrate on
Qusay Salem   +4 more
doaj   +1 more source

Small-signal oscillatory stability of a grid-connected PV power generation farm affected by the increasing number of inverters in daisy-chain connection

open access: yesFrontiers in Energy Research, 2023
The daisy-chain connection of inverters is one of the basic configurations of the power collecting network in a grid-connected photovoltaic (PV) power generation farm.
Yi Zhou, Junzheng Cao, Jing Zhao
doaj   +1 more source

Angular Stability Analysis of Parallel Connected Grid-following PV Inverters

open access: yes2023 IEEE Texas Power and Energy Conference (TPEC), 2023
High penetration of distributed generators (DG) in modern power grids creates angle, voltage, and frequency instabilities. Most of the work in the literature has focused on small-signal stability analysis of single grid-connected inverters without thoroughly investigating their transient stability for large disturbances and interactions between ...
openaire   +2 more sources

Analysis and mitigation of dead time harmonics in the single-phase full-bridge PWM converters with repetitive controllers [PDF]

open access: yes, 2018
In order to prevent the power switching devices (e.g., the Insulated-Gate-Bipolar-Transistor, IGBT) from shoot through in voltage source converters during a switching period, the dead time is added either in the hardware driver circuits of the IGBTs or ...
Blaabjerg, Frede   +3 more
core   +3 more sources

Direct usage of photovoltaic solar panels to supply a freezer motor with variable DC input voltage [PDF]

open access: yes, 2020
In this paper, a single-phase photovoltaic (PV) inverter fed by a boost converter to supply a freezer motor with variable DC input is investigated. The proposed circuit has two stages.
Farzan Moghaddam, Ali   +1 more
core   +2 more sources

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