Results 91 to 100 of about 11,006 (219)

Offshore DC Grids as an Interconnection of Radial Systems : Protection and Control aspects [PDF]

open access: yes, 2015
Peer ...
Jovcic, Dragan   +3 more
core   +1 more source

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

Modeling and Control of High-Voltage Direct-Current Transmission Systems: From Theory to Practice and Back

open access: yes, 2015
The problem of modeling and control of multi-terminal high-voltage direct-current transmission systems is addressed in this paper, which contains five main contributions.
Benchaib, Abdelkrim   +2 more
core   +3 more sources

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

Optimal Control Design for Multiterminal HVDC [PDF]

open access: yes, 2013
This thesis proposes an optimal-control based design for distributed frequency control in multi-terminal high voltage direct current (MTDC) systems.
de Courreges d'Ustou, Benoit
core  

Dual Channel Control with DC Fault Ride Through for MMC-based, Isolated DC/DC Converter [PDF]

open access: yes, 2017
This study is sponsored by the Engineering and Physical Sciences Research Council (EPSRC) grant no EP/K006428/1, 2013.D. Jovcic and H. Zhang are with the School of Engineering, University of Aberdeen, AB24 3UE, U.K.
Jovcic, Dragan, Zhang, Huibin
core   +1 more source

Ann based Shortcoming Area in HVDC Transmission Line

open access: yesInternational Journal of Innovative Technology and Exploring Engineering, 2019
This paper is to ponder the use of Neural systems for shortcoming discovery and area in HVDC framework. The proposed Neural system learns examples and relationship on transient information. The Back-propagation algorithm has the ability to match map complex and nonlinear input - output behavior.
C. Poongothai, K. Gayathri
openaire   +1 more source

HVDC-Transmission Line Model for Transient Simulation Purposes

open access: yesIFAC Proceedings Volumes, 1992
Abstract A lumped bipolair HVDC-transmission line model, based on least squares fitting of orthogonal polynomials, which are space dependent, and have time dependent coefficients, is presented and examined in this paper. The model enables the line voltage and current to be approximately determined for arbitrary points along the line and at arbitrary ...
R. Navarro-Adlemo, C. Breitholtz
openaire   +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

Analysis of harmonics in subsea power transmission cables used in VSC-HVDC transmission systems operating under steady-state conditions [PDF]

open access: yes, 2007
Subsea power cables are a critical component of a voltage-source converter-high-voltage direct current (VSC-HVDC) transmission system in any offshore electrical power scheme.
Bucknall, R.W.G., Chien, C.H.
core  

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