Results 11 to 20 of about 679,827 (169)

Inertia emulation control of VSC-HVDC transmission system [PDF]

open access: yes, 2011
The increasing penetration of power electronics interfaced renewable generation (e.g. offshore wind) has been leading to a reduction in conventional synchronous-machine based generation.
Roscoe, Andrew   +3 more
core   +4 more sources

Hybrid HVDC for supply of power to offshore oil platforms [PDF]

open access: yes, 2004
A HVDC hybrid system, comprising a line commutated thyristor HVDC converter and a STATCOM, is proposed in this paper for supplying power to offshore oil platforms that do not have their own generation. The proposed system combines the robust performance,
Cartwright, P., Andersen, B., Xu, L.
core   +3 more sources

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.
Roscoe, Andrew   +4 more
core   +4 more sources

Impact of Grid Forming Power Converters on the Provision of Grid Services through VSC-HVdc Systems [PDF]

open access: yes, 2021
High Voltage dc (HVdc) transmission systems have gained increased popularity as a flexible and efficient power transmission option with higher grid controllability.
Marco Liserre   +5 more
core   +1 more source

Comparison between two VSC-HVDC transmission systems technologies : modular and neutral point clamped multilevel converter [PDF]

open access: yes, 2009
The paper presents a detail comparison between two voltage source converter high voltage dc transmission systems, the first is based on neutral point-clamped (also known as HVDC-Light) and the second is based on innovative modular multilevel converter ...
Anaya-Lara, O.   +5 more
core   +3 more sources

Power electronics options for large wind farm integration : VSC-based HVDC transmission [PDF]

open access: yes, 2006
This paper describes the use of voltage source converter based HVDC transmission (VSC transmission) system for grid integration of large wind farms over long distance.
Xu, Lie   +8 more
core   +1 more source

Recent advances in High-Voltage direct-current power transmission systems [PDF]

open access: yes, 2006
The ever increasing progress of high-voltage high-power fully-controlled semiconductor technology continues to have a significant impact on the development of advanced power electronic apparatus used to support optimised operations and efficient ...
Nikolas Flourentzou   +5 more
core   +1 more source

Selective Harmonic Elimination Modulation for HVDC Modular Multilevel Converter

open access: yes, 2021
This paper proposes the application of a mixed selective harmonic elimination mitigation modulation algorithm to three-phase HVDC modular multilevel converters. Defining 1 the number of levels, two cases have been considered: t=65 and t=257.
Cimoroni M. G.   +5 more
core   +1 more source

Grid-Forming Operation of the HVDC Tyrrhenian Link-East for Improved Frequency Transients

open access: yes, 2023
The paper examines the possibility of operating the VSC (Voltage Source Converter)-based HVDC (High Voltage Direct Current) Tyrrhenian Link-East with grid-forming capabil-ities.
Angelo L'Abbate   +6 more
core   +1 more source

The Alternate Arm Converter: A New Hybrid Multilevel Converter With DC-Fault Blocking Capability [PDF]

open access: yes, 2013
This paper explains the working principles, supported by simulation results, of a new converter topology intended for HVDC applications, called the alternate arm converter (AAC).
Merlin, Michael MC   +6 more
core   +1 more source

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