Results 61 to 70 of about 663,280 (150)

Performance Evolution and Ageing Characteristics of Crosslinked Polyethylene Insulation for HVDC Cables After Field Operation

open access: yesHigh Voltage, Volume 11, Issue 1, Page 60-72, February 2026.
ABSTRACT The ± 200 kV direct current (DC) cables of the Zhoushan Transmission Project were targeted, and crosslinked polyethylene (XLPE) insulation samples were prepared from faulty and spare cables. Samples were tested for oxidation induction period, Fourier transform infrared spectroscopy, differential scanning calorimetry, thermally stimulated ...
Ying Liu, Jiazhu Yu, Meng Ma
wiley   +1 more source

Technical Progress, Challenges and Prospects of HVDC Cable Accessories: A Review With Chinese Practice Insights

open access: yesHigh Voltage, Volume 11, Issue 1, Page 1-24, February 2026.
ABSTRACT With the development of deep‐sea wind power and large‐scale onshore clean energy, the global demand for higher voltage level DC cable power transmission technology has become increasingly urgent. This paper systematically reviews the technical advancements in high voltage direct current (HVDC) cable accessories, addressing design challenges of
Zongxi Liu   +5 more
wiley   +1 more source

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

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

Transient Overvoltages in Onshore HVDC Cable Joints: Surge Reflections and the Influence of Grounding Configurations

open access: yesHigh Voltage, Volume 11, Issue 1, Page 83-99, February 2026.
ABSTRACT This study examines transient overvoltage phenomena in 525 kV high‐voltage direct current (HVDC) onshore cable systems, with particular emphasis on the influence of grounding configurations in two joint types: straight‐through and screen‐separated.
Tanumay Karmokar   +3 more
wiley   +1 more source

HVDC circuit breakers modeling in multiterminal grids [PDF]

open access: yes, 2017
Transition towards sustainable energy systems lead to transformation of the existing electrical power grids. One of the key enabling technologies for this transformation is high voltage direct current (HVDC) technology that has range of advantages ...
Yanushkevich, Alexander
core  

Development in HVDC Circuit Breaker - A Review

open access: yesJournal of Electrical Systems
The increasing adoption of High Voltage Direct Current (HVDC) systems for efficient long-distance power transmission and renewable energy integration necessitates advanced protection mechanisms to ensure system stability and reliability. Among these, HVDC circuit breakers play a pivotal role in interrupting fault currents and safeguarding HVDC networks.
openaire   +1 more source

Fault current testing envelopes for VSC HVDC circuit breakers

open access: yesIET Generation, Transmission & Distribution, 2015
Circuit breakers for high voltage direct current (HVDC) applications are seen as a required technological step in the development of HVDC grids. The development of several new HVDC circuit breaker prototypes indicate that this step may be achieved in the years to come.
Barnes, Michael   +4 more
openaire   +3 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   +2 more sources

HVDC Circuit Breakers for HVDC Grids [PDF]

open access: yesInternational Journal of Engineering Research and, 2019
openaire   +1 more source

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