Results 31 to 40 of about 17,685 (234)

Behaviour of HVDC Cables Under Variable Load Conditions: PD Detection and Recognition [PDF]

open access: yes, 2023
HVDC technology is widely used today in the field of energy transmission over long distances and with underground or submarine cable lines. The advantages of these applications lie in the absence of stability and transport capacity problems which ...
Romano P.   +5 more
core   +1 more source

The Area Comparison of LCC-HVDC and VSC-HVDC [PDF]

open access: yesScience Discovery, 2017
With the mature of high power IGBT, VSC-HVDC technique is gradually adopted in principle power grid with higher voltage and capacity. At present, it is generally considered that compared with traditional HVDC technique, VSC-HVDC will save lots of land resources. However, it is not always the case.
openaire   +1 more source

Simulation of Sapei HVDC using Modelica language

open access: yes, 2023
This paper attempts to implement Sardinia-Italian-peninsula (SAPEI) high voltage direct current (HVDC) system in Modelica language. SAPEI was commissioned in 2011 to contribute to the stability of Italian grid and facilitate the export of power from ...
Mohammad Babaeifar   +2 more
core   +1 more source

Market Integration of HVDC Lines: Internalizing HVDC Losses in Market Clearing [PDF]

open access: yesIEEE Transactions on Power Systems, 2020
Moving towards regional Supergrids, an increasing number of interconnections are formed by High Voltage Direct Current (HVDC) lines. Currently, in most regions, HVDC losses are not considered in market operations, resulting in additional costs for Transmission System Operators (TSOs).
Andrea Tosatto   +2 more
openaire   +2 more sources

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

Offshore Wind Power Integration into Future Power Systems: Overview and Trends

open access: yesJournal of Marine Science and Engineering, 2019
Nowadays, wind is considered as a remarkable renewable energy source to be implemented in power systems. Most wind power plant experiences have been based on onshore installations, as they are considered as a mature technological solution by the ...
Ana Fernández-Guillamón   +3 more
doaj   +1 more source

Inertia emulation control of VSC-HVDC transmission system

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   +7 more
core   +1 more source

Inertia Compensation Strategy of AC/DC System Tie Line Based on Energy Storage Differential Control

open access: yesTaiyuan Ligong Daxue xuebao, 2021
A strategy of compensating DC tie line inertia by differential control of energy storage was proposed in this paper. First, through the analysis of AC/DC transmission model and the inertia characteristics of DC tie line, a two zone AC/DC hybrid AGC ...
Xilin ZHAO, Daheng ZHANG, Hang MING
doaj   +1 more source

Inertia emulation control strategy for VSC-HVDC transmission systems

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   +1 more source

Dynamic Covalent Chemistry Enables Self‐Healing and Compatibilization in Polypropylene Composites

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
A high‐performance polypropylene insulation material is created through dynamic covalent crosslinking. It achieves exceptional dielectric properties, autonomous self‐healing, and easy recycling, offering a sustainable solution for future HVDC transmission systems.
Hongzhe Zhang   +3 more
wiley   +1 more source

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