Results 61 to 70 of about 1,350 (128)

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

ENERGY &ENVIRONMENTAL MATERIALS, Volume 9, Issue 5, September 2026.
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, Wenye Zhang, Wenjie Huang, Jun‐Wei Zha   +3 more
wiley   +1 more source

A Review of Overcurrent Protection in Smart Grids Under Cyber‐Physical Threats With a Cyber‐Physical Evaluation Framework

Energy Science &Engineering, Volume 14, Issue 8, Page 3948-3973, August 2026.
By manipulating current and voltage measurements, an assailant can induce unwanted relay action while attempting to avoid detection. Detecting advanced cyber intrusions in power protection environments requires specialised data analysis and anomaly detection methods.
Feras Alasali, Anas AlMajali, Naser Naily, Hassen Loukil, Salah AbuGhalyon, William Holderbaum, Abdelaziz Salah Saidi   +6 more
wiley   +1 more source

Parameterization of Circuit Breakers for HVDC Transmission Line Between Egypt and the Kingdom of Saudi Arabia Toward Restriking Voltage

IEEE Access
The high voltage direct current (HVDC) transmission lines represent the prospective way for long-distance transmission between countries, remote areas, and offshore wind farms to decrease power loss.
Tamer Eliyan, Mahmoud Elsisi, Mamdouh L. Alghaythi, Meshari S. Alshammari, Fady Wadie   +4 more
doaj   +1 more source

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

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, RAO Hong, YUAN Zhiyong, ZHOU Yuebin, XU Yiliang, XIONG Yan   +5 more
doaj  

A Black Start Scheme Based on Modular Multilevel Control-High Voltage Direct Current

Energies, 2018
Modern society’s need for power and its dependence on power sources is increasing with its development. As a result the consequences of blackout accidents have become more serious. At present, only three sources can be regarded as black-start power
Zecheng Li, Guojun Tan
doaj   +1 more source

Field Studies on the Influence of High‐Voltage Direct Transmission Underground Cables on Soils Along the SuedLink Route in Southwest Germany

Journal of Plant Nutrition and Soil Science, Volume 189, Issue 4, Page 479-498, August 2026.
During regular operation of the SuedLink at a load ≤75 %, the average increase in temperature in the plowing horizon is expected to be less than 1.6°C in the soils along the route in Southwest Germany. ABSTRACT Background The SuedLink was planned as a high‐voltage direct‐current underground cable route. The construction itself is a massive intervention
Joachim Ingwersen, Alexander Schade, Andreas Lehmann, Jonas Trenz, Maja Schreiber, Christoph Drefke, Harald Schramm, Christian Bidlingmaier, Simone Graeff‐Hönninger, Thilo Streck, Karl Wieland   +10 more
wiley   +1 more source

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

E3S 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, B Pakkirayya, Murugan A.S.S., Kar Rajib Kumar   +3 more
doaj   +1 more source

A Novel Hybrid Optimization‐Based Controller for AGC in Deregulated Environments With Electric Vehicle Loads

Engineering Reports, Volume 8, Issue 7, July 2026.
This work introduces an IGSA‐BPSO optimized hybrid PIDNPDN controller for Automatic Generation Control in deregulated multisource power systems with electric vehicle integration, achieving faster dynamic response, reduced settling times, and enhanced stability compared to conventional controllers, thereby improving system reliability, flexibility, and ...
Ajay Kumar, S Ramana Kumar Joga, Theophilus A. T. Kambo Jr, Chidurala Saiprakash   +3 more
wiley   +1 more source

HVDC-DNN-MFO: Classifying High-Voltage Direct Current Interference Events in Geomagnetic Field Observation Data Using Deep Neural Network and Moth-Flame Optimization Algorithm

IEEE Access
Geomagnetic field observation data are valuable resources for seismic geomagnetic research. However, the construction of subways, light railroads, and high-voltage direct current transmission lines in recent years has seriously affected the output data ...
Weifeng Shan, Jun Chen, Yanwei Sui, Xinxin He, Qi Li, Lili Xing, Ruilei Zhang   +6 more
doaj   +1 more source

Coordinated operation control on low DC voltage of HVDC integrating wind farms

The Journal of Engineering, 2019
In recent years, with the development of high voltage direct current (HVDC) transmission technology, wind power integration with modular multiple converter-HVDC (MMC-HVDC) has been widely researched and applied.
Qingzhi Zhang, Chenggong Zhao, Chuan Du
doaj   +1 more source