Results 31 to 40 of about 489 (168)

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

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

Discrete-Time Nonlinear Control of VSC-HVDC System [PDF]

open access: yesMathematical Problems in Engineering, 2015
Because VSC-HVDC is a kind of strong nonlinear, coupling, and multi-input multioutput (MIMO) system, its control problem is always attracting much attention from scholars. And a lot of papers have done research on its control strategy in the continuous-time domain.
TianTian Qian, ShiHong Miao
openaire   +1 more source

Research on DC Protection Strategy in Multi-Terminal Hybrid HVDC System

open access: yesEngineering, 2021
Multi-terminal hybrid high-voltage direct current (HVDC) systems have been developed quickly in recent years in power transmission area. However, for voltage-source converter (VSC) stations in hybrid HVDC systems, no direct current (DC) filters are ...
Yuping Zheng   +5 more
doaj   +1 more source

Multiterminal High‐Voltage Direct Current Projects: A Comprehensive Assessment and Future Prospects

open access: yesHigh Voltage, EarlyView.
ABSTRACT Multiterminal high‐voltage direct current (MT‐HVDC) systems are an important part of modern power systems, addressing the need for bulk power delivery and efficient renewable energy integration. This paper provides a comprehensive overview of recent advances in MT‐HVDC technology, including launched projects and ongoing initiatives.
Mohammad Hossein Mousavi   +3 more
wiley   +1 more source

Nonlinear control design for a multi-terminal VSC-HVDC system [PDF]

open access: yes2013 European Control Conference (ECC), 2013
This paper presents a nonlinear control strategy based on dynamic feedback linearization control theory and a backstepping-like procedure for a multi-terminal voltage-source converter based high-voltage direct current (multi-terminal VSC-HVDC) system. The controller is able to provide asymptotic stability for the power transmission system with multiple
Chen, Yijing   +3 more
openaire   +1 more source

Review of recent trends of advancements in multilevel inverter topologies with reduced power switches and control techniques

open access: yesIET Power Electronics, EarlyView.
Some of the topologies with a fewer number of power switches are reviewed and scrutinized. An extensive analysis of the topologies, control strategy and applications are presented here, suggesting suitable multilevel inverter solutions to the known industrial application or new research.
Anurag Choudhary   +5 more
wiley   +1 more source

Unscented Kalman Filter With Enhanced Generalised Cross Correlation Entropy for Robust State Estimation of Power System

open access: yesIET Energy Systems Integration, Volume 8, Issue 1, January/December 2026.
ABSTRACT To solve the complex scenarios, such as multimodal noise, bad measurement data and sudden load changes, in the power system, the enhanced generalised cross correlation entropy unscented Kalman filter (EnGCCE‐UKF) method is proposed in this paper.
Liangzheng Wu   +3 more
wiley   +1 more source

R&D and application of voltage sourced converter based high voltage direct current engineering technology in China

open access: yesJournal of Modern Power Systems and Clean Energy, 2014
As a new generation of direct current (DC) transmission technology, voltage sourced converter (VSC) based high voltage direct current (HVDC) has been widely developed and applied all over the world.
Guangfu Tang, Zhiyuan He, Hui Pang
doaj   +1 more source

Analysis of High Frequency Resonance and Suppression in Yu to E VSC-HVDC Project Connected to Power Grid

open access: yes发电技术, 2022
In view of the high frequency resonance generated by Yu side connected to the AC grid in the Yu to E voltage source converter based high voltage direct current transmission (VSC-HVDC) south channel project, the characteristics of VSC-HVDC converter ...
YANG Wankai, WANG Xingguo, WANG Shuyang
doaj   +1 more source

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