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Distributed energy frequency–voltage support technology

open access: yesEnergy Reports, 2023
With the development of distributed energy, the penetration rate of power electronic devices is increasing, and the dominance of thermal power generation will be slowly replaced by it.
Chouwei Ni   +5 more
doaj   +2 more sources

Analysis of voltage control using V2G technology to support low voltage distribution networks

open access: yesIET Generation, Transmission & Distribution, 2023
The decarbonization of the power generation and transport sector encourage the analysis of connection of distributed energy resources (DER), such as electric vehicles (EVs), to the electrical system, as well as the evaluation of their impact on smart ...
Marina Martins Mattos   +6 more
doaj   +3 more sources

Voltage Support Provided by STATCOM in Unbalanced Power Systems [PDF]

open access: yesEnergies, 2014
The presence of an unbalanced voltage at the point of common coupling (PCC) results in the appearance of a negative sequence current component that deteriorates the control performance.
Ana Rodríguez   +4 more
doaj   +4 more sources

A low voltage ride-through control method of IIDG considering multiple control targets [PDF]

open access: yes电力工程技术, 2022
There are some disadvantages in existing inverter-interfaced distributed generators (IIDG) low voltage ride-through control methods,such as unsatisfactory voltage support effects,single control objectives,and the risk of over-limiting the output current.
HE Jin   +5 more
doaj   +1 more source

Global Optimality of Inverter Dynamic Voltage Support [PDF]

open access: yesIEEE Transactions on Power Systems, 2022
This paper investigates the dynamic voltage support (DVS) of inverter-based resources (IBRs) under voltage sags to enhance the low-voltage ride-through performance. The DVS problem is formulated as a nonconvex optimization program that maximizes the positive-sequence voltage magnitude at the point of common coupling (PCC) subject to the current, active
Yifei Guo   +3 more
openaire   +3 more sources

Grid Strengthening IBR: An Inverter-Based Resource Enhanced by a Co-Located Synchronous Condenser for High Overcurrent Capability

open access: yesIEEE Open Journal of Power Electronics, 2022
With the increasing penetration of inverter-based resources (IBRs) and the standing down of synchronous generator-based resources (SGBRs), some IBRs, at least, need to provide grid support functions commonly provided by SGBRs.
Haiguo Li, Cheng Nie, Fred Wang
doaj   +1 more source

Flexibility Aggregation Perimeter for Ancillary Services in Radial Distribution Systems

open access: yesIEEE Access, 2023
The flexibility provided by prosumers is recognized as a key element for the management of the electrical grids, in particular distribution grids, in the changing scenario of electricity generation and consumption.
Giovanni Mercurio Casolino, Arturo Losi
doaj   +1 more source

A Voltage-supportive Controller for Ultra-fast Electric Vehicle Chargers in Islanded DC Microgrids

open access: yesJournal of Modern Power Systems and Clean Energy, 2023
This paper presents a controller for fast and ultra-fast electric vehicle (EV) charging stations. Without affecting the charging efficiency, the proposed controller enables the charger to provide support to the interconnection voltage to counter and damp
Noushin Poursafar   +3 more
doaj   +1 more source

Voltage Support Scheme for Low Voltage Distribution Grids Under Voltage Sags [PDF]

open access: yes2019 IEEE Milan PowerTech, 2019
A grid-connected power electronics based distributed generator can act as an active element by providing support to the grid under various disturbances. In this paper, a voltage support scheme dedicated for distributed generators installed in the low voltage distribution network is proposed.
Charalambous, Anastasis   +2 more
openaire   +1 more source

Research on the Voltage Supporting Capability of Multi-VSC-HVDC Subsystems Operation Strategy to Receiving-end LCC-HVDC Network in Weak AC Grid

open access: yesCES Transactions on Electrical Machines and Systems, 2023
For the hybrid multi-infeed HVDC system in which the receiving-end grid is a strong AC grid including LCC-HVDC subsystems and multiple VSC-HVDC subsystems, it has higher voltage support capability.
Tao Li, Yongli Li, Yuchen Zhu
doaj   +1 more source

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