Results 31 to 40 of about 6,378 (207)

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

Engineering practices for the integration of large-scale renewable energy VSC-HVDC systems

open access: yesGlobal Energy Interconnection, 2020
With the continuous development of power electronic devices, intelligent control systems, and other technologies, the voltage level and transmission capacity of voltage source converter (VSC)-high-voltage direct current (HVDC) technology will continue to
Yan Li   +3 more
doaj   +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

Nyquist Stability Analysis of an AC-Grid Connected VSC-HVDC System Using a Distributed Parameter DC Cable Model [PDF]

open access: yes, 2016
In this paper, a two-terminal VSC-HVDC system embedded in a weak grid ac environment is considered, emphasizing modeling, controller design, and small-signal stability analysis.
Breitholtz, Claes, Song, Yujiao
core   +1 more source

Voltage Source Converter based High Voltage Direct Current Transmission: A Comprehensive Review of Control Strategies, Developments and Trends [PDF]

open access: yesE3S Web of Conferences
The continuous increasing progress in high power and high voltage semiconductor devices leads to have a substantial impact on optimization and effective management of electric grids. These developments have great influence on High Voltage Direct Current (
Gangikunta Manohar   +3 more
doaj   +1 more source

Inertia emulation control strategy for VSC-HVDC transmission systems [PDF]

open access: yes, 2013
There is concern that the levels of inertia in power systems may decrease in the future, due to increased levels of energy being provided from renewable sources, which typically have little or no inertia.
Adam, Grain Philip   +4 more
core   +1 more source

Application and development of power electronic devices in VSC-HVDC transmission system

open access: yes机车电传动, 2023
Voltage sourced converter based high voltage direct current (VSC-HVDC) is the core technology of new type of power systems with new energy as its main part.
YANG Liu   +5 more
doaj  

Surge arrester allocation for lightning protection of VSC based HVDC prototype

open access: yesEngineering Science and Technology, an International Journal, 2023
High-voltage direct current (HVDC) systems, based on voltage source converters (VSC), enable asynchronous interconnection of grids with different frequencies and contribute to grid stability by controlling power quickly and precisely.
Ali Burhan Haliloglu, Ires Iskender
doaj   +1 more source

Multichoice Control Strategy for VSC-HVdc

open access: yes2007 iREP Symposium - Bulk Power System Dynamics and Control - VII. Revitalizing Operational Reliability, 2007
Multichoice control strategy -MCS-consists in the selection of the correct input signals that will allow the VSC-HVDC to enhance the transient stability of the system, increase the level of damping, provide voltage support at specific nodes or change the power flow in the system, as it is required by the system when disturbances occur or ordered by the
H.F. Latorre, M. Ghandhari, L. Soder
openaire   +2 more sources

Unified reference controller for flexible primary control and inertia sharing in multi-terminal voltage source converter-HVDC grids [PDF]

open access: yes, 2016
Multi-terminal dc (MTDC) grids are expected to be built and experience rapid expansion in the near future as they have emerged as a competitive solution for transmitting offshore wind generation and overlaying their ac counterpart. The concept of inertia
Candela García, José Ignacio   +4 more
core   +2 more sources

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