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Effect of DFIG control parameters on small signal stability in power systems [PDF]

open access: yesScientific Reports, 2023
The doubly-fed induction generator (DFIG) with virtual inertia control and reactive damping control gives a renewable energy generation system inertia and damping characteristics similar to those of a thermal power plant, and the parameters of the ...
Liu Qi   +4 more
doaj   +2 more sources

Small-Signal Stability Analysis of DC Microgrids

open access: yesEnergies
The conventional cascaded control strategies using proportional-integral-derivative controllers often result in high settling times, considerable oscillations, poor voltage regulation, and low bandwidth.
Alamgir Hossain   +7 more
doaj   +2 more sources

Microgrid small‐signal stability analysis considering dynamic load model

open access: yesIET Renewable Power Generation, 2021
Microgrids suitable operation depends on the system's proper design, based on accurate component models. A complete model considering entire system dynamics is a vital necessity for a successful design.
Aram Mahdavian   +2 more
doaj   +1 more source

Small‐signal stability assessment based on virtual regional eigenvalue

open access: yesIET Generation, Transmission & Distribution, 2022
Small‐signal stability assessment (SSSA) plays a significant role in large‐scale power systems operation. Since the computational burden and unavailability of the detailed time‐varying model, it is practically difficult to use model‐based approaches to ...
Xin Cun   +3 more
doaj   +1 more source

Small-Signal Stability and Resonance Perspectives in Microgrid: A Review

open access: yesEnergies, 2023
The microgrid (MG) system is a controlled and supervised power system consisting of renewable energy (RE)-based distributed generation (DG) units, loads, and energy storage. The MG can be operated autonomously or while connected to the grid.
Awan Uji Krismanto   +4 more
doaj   +1 more source

Singular Perturbation and Small-Signal Stability for Inverter Networks [PDF]

open access: yesIEEE Transactions on Control of Network Systems, 2022
This paper examines small-signal stability of electrical networks composed dominantly of three-phase grid-following inverters. We show that the mere existence of a high-voltage power flow solution does not necessarily imply small-signal stability; this motivates us to develop a framework for stability analysis that systematically acknowledges inverter ...
Saber Jafarpour   +4 more
openaire   +2 more sources

A general method for small signal stability analysis [PDF]

open access: yesIEEE Transactions on Power Systems, 1998
This paper presents a new general method for computing the different specific power system small signal stability conditions. The conditions include the points of minimum and maximum damping of oscillations, saddle node and Hopf bifurcations, and load flow feasibility boundaries.
Yang, Z, Makarov, YV, Hill, DDJ
openaire   +4 more sources

Impact of control system on small-signal stability of MMC-based MTDC transmission system

open access: yesEnergy Reports, 2020
This paper studies influence of control system dynamics on the small-signal stability of modular multilevel converter (MMC) based multi-terminal DC (MTDC) transmission system.
Wansong Liu   +4 more
doaj   +1 more source

Small-Signal Stability Research of Grid-Connected Virtual Synchronous Generators

open access: yesEnergies, 2022
The virtual synchronous generator (VSG) technique is used to simulate the external characteristics of a synchronous generator (SG) to provide certain damping and inertia to power systems.
Shengyang Lu   +9 more
doaj   +1 more source

Small signal stability analysis of stand-alone microgrid with composite load

open access: yesJournal of Electrical Systems and Information Technology, 2020
Microgrid concept provides suitable context for installing distributed generation resources and providing reliability and power quality for loads. During grid connected mode of microgrid, all stability issues are getting handled by main grid due to its ...
Rahul Agrawal, D. D. Changan, Anil Bodhe
doaj   +1 more source

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