Results 21 to 30 of about 5,985 (222)

Research on Power Converter System (PCS) Control for Energy Storage in Local Area Network (LAN) Projects Based on Virtual Synchronous Generator (VSG)

open access: yesJournal of Physics: Conference Series, 2022
Since the LAN is not supported by large power grids, energy storage systems usually serve as voltage sources during their normal operation to maintain stable frequency and voltage. In this paper, we first studied PCS control technologies for energy storage systems applicable to the LAN project and determined a VSG technical route through technical ...
Xuejian Chang, Xiaoxin Liu, Xiong Yan
openaire   +1 more source

Robust Stability Analysis of the Simplified Virtual Synchronous Compensator for Grid Services and Grid Support [PDF]

open access: yes, 2023
Grid-connected converters that are controlled according to the Virtual Synchronous Machine (VSM) concept can provide ancillary services (e.g., the inertial behavior and the grid support during faults). The VSM is typically called VSG when it is in charge
Bojoi, Radu   +5 more
core   +1 more source

Power‐frequency oscillation suppression algorithm for AC microgrid with multiple virtual synchronous generators based on fuzzy inference system

open access: yesIET Renewable Power Generation, 2022
In the microgrid, virtual synchronous generator technology can significantly enhance the anti‐interference characteristics of the system frequency and bus voltage, as well as solve the problems of insufficient damping and low inertia. However, the system
Liang Zhang   +5 more
doaj   +1 more source

Review on Virtual Inertia Control Topologies for Improving Frequency Stability of Microgrid [PDF]

open access: yesEngineering and Technology Journal, 2023
Renewable energy sources (RESs), such as solar and wind power, offer new technologies for meeting the world's energy requirements. The distributed generator (DG) based on RESs has no rotational mass and damping effects compared to the traditional power ...
Raof Idan   +2 more
doaj   +1 more source

Cooperative Control Strategy of Virtual Synchronous Generator Based on Optimal Damping Ratio

open access: yesIEEE Access, 2021
Wind power, photovoltaics and other new energy sources are connected to the grid on a large scale. The power electronic interface cannot provide inertia and damping support for the microgrid.
Shengwei Qu, Zhijie Wang
doaj   +1 more source

Coordinated Damping Control Design for Power System With Multiple Virtual Synchronous Generators Based on Prony Method [PDF]

open access: yes, 2021
With more renewables integrated into power grids, the systems are being transformed into low inertia power electronic dominated systems. In this situation, the virtual synchronous generator (VSG) control strategy was proposed to deal with insufficient ...
Lan, Yuanliang   +4 more
core   +1 more source

A Comprehensive Review on a Virtual-Synchronous Generator: Topologies, Control Orders and Techniques, Energy Storages, and Applications

open access: yesEnergies, 2022
In recent years, the penetration of renewable power generations into the electrical grid has substantially increased. Continuous deployment of power electronic-based distributed generations and the reduction of traditional synchronous machines with their
Myada Shadoul   +5 more
doaj   +1 more source

Research on Control Strategy of Grid-connected Brushless Doubly-fed Wind Power System Based on Virtual Synchronous Generator Control

open access: yesCES Transactions on Electrical Machines and Systems, 2022
The brushless doubly-fed wind power system based on conventional power control strategies lacks ‘inertia’ and the ability to support grid, which leads to the decline of grid stability.
Shuai Liang, Shi Jin, Long Shi
doaj   +1 more source

Influence of control parameters on synchronization stability of virtual synchronous generator [PDF]

open access: yesArchives of Electrical Engineering, 2022
Different from the synchronization mechanism of synchronous generators, the non-synchronous generators must be synchronized with the grid through a controller.
Yanxia Zhang   +3 more
doaj   +1 more source

VSG Control Strategy Incorporating Voltage Inertia and Virtual Impedance for Microgrids

open access: yesEnergies, 2020
Virtual synchronous generator (VSG) control lacks voltage inertia and powerful decoupling capabilities. The voltage of the distributed generator (DG) unit controlled by the VSG will be easily affected by power fluctuations and high-frequency noise, and ...
Zipeng Ke   +6 more
doaj   +1 more source

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