Results 41 to 50 of about 17,198,062 (208)

VSC transmission system using flying capacitor multilevel converters and hybrid PWM control [PDF]

open access: yes, 2007
A high-voltage direct current (HVDC) transmission system based on three-level flying capacitor (FC) multilevel converters with hybrid pulse-width modulation (PWM) is presented in this paper.
Agelidis, V.G., Xu, L.
core   +1 more source

Practical calculation of SCR of LCC-HVDC considering the role of VSC-HVDC

open access: yesZhejiang dianli, 2023
The accurate quantification of transmission limit and grid strength of the multi-infeed LCC-HVDC (line-commutated converter technology-based high-voltage DC) and VSC-HVDC (voltage source converter technology-based high-voltage DC) systems has become one ...
YANG Xiaolei   +5 more
doaj   +1 more source

Optimization of Wind‐PV Co‐Generation Systems Using Artificial Bee Colony and Back‐to‐Back Voltage Source Converter

open access: yesIET Smart Energy Systems, EarlyView.
The Graphical Abstract depicts the proposed Artificial Bee Colony algorithm‐based optimal tuning of PI controllers for back‐to‐back Voltage Source Converters in a hybrid wind–PV system. ABSTRACT This paper proposes a hybrid model‐based back‐to‐back voltage‐source converter (B2B‐VSC) system comprising a Photovoltaic (PV) array and a Permanent Magnet ...
Ch. Sreenu   +3 more
wiley   +1 more source

An Overview on VSC-HVDC Power Transmission Systems

open access: yesInternational Journal of Control and Automation, 2016
The Voltage Source Converter based High Voltage Direct Current(VSC-HVDC) is a new generation HVDC technology. Because of the technology of the PWM and the turn- on and turn-off electronic apparatus, VSC-HVDC could make up for the defective of the traditional HVDC. And the development is rapid.
Zhenying Pei   +3 more
openaire   +1 more source

Power System Resilience Improvement Provided by VSC-HVDC Link Flexibility

open access: yes, 2023
VSC-HVDC links can play a significant role in improving power system resilience due to their inner ability in properly regulating active and reactive powers in effective way.
Mottola F.   +4 more
core   +1 more source

Application of Deep Learning in Virtual Power Plants—A Review

open access: yesEnergy Internet, Volume 3, Issue 2, Page 97-110, July 2026.
ABSTRACT The advancement of deep learning (DL) has substantially improved the power grid’s ability to model and optimise diverse and highly complex tasks. Although intelligent transformation is an inevitable trend, traditional approaches increasingly reveal limitations in computational efficiency, nonlinear nonconvex optimisation, and multi‐layer ...
Hongjie Zhu   +7 more
wiley   +1 more source

Modellizzazione ed analisi del comportamento dinamico di un sistema HVDC basato su convertitori a tensione impressa (VSC) [PDF]

open access: yes, 2022
L'imposizione dei sistemi VSC nel campo dell'HVDC porta a dei notevoli vantaggi rispetto alla tecnologia LCC. In questa tesi è stato modellizzato un sistema HVDC-VSC con convertitore NPC a tre livelli di tensione.
Siviero, Francesco
core  

Current-limiting characteristics of saturated iron-core fault current limiters in VSC-HVDC systems based on electromagnetic energy conversion mechanism

open access: yesJournal of Modern Power Systems and Clean Energy, 2018
A common method to examine the current-limiting performance of saturated iron-core fault current limiter (SI-FCL) in high-voltage direct-current transmission based on voltage source converter (VSC-HVDC) systems is to solve differential equations based on
Botong LI   +4 more
doaj   +1 more source

Coordinated DC Fault Ride‐Through Control for a Grid‐Forming Wind‐Storage System With VSC‐HVDC Integration Under Transmission Constraints

open access: yesEngineering Reports, Volume 8, Issue 6, June 2026.
Due to complex wind farm conditions, a coordinated control system was designed. It manages DC power surges during AC faults by temporarily storing excess energy and regulating voltages. This strategy optimizes unbalanced power and enables effective fault recovery, resulting in minimal voltage fluctuations and superior performance.
Lei Chen, Qi Han
wiley   +1 more source

Stability of DC voltage droop controllers in VSC HVDC systems [PDF]

open access: yes2015 IEEE Eindhoven PowerTech, 2015
Future multi-terminal HVDC systems are expected to utilize dc voltage droop controllers and several control implementations have been proposed in literature. This paper first classifies possible dc droop implementations in a simple framework. Then, the small-signal stability of a VSC-based converter station is analyzed for all the identified droop ...
Thams, Florian   +4 more
openaire   +1 more source

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