Results 111 to 120 of about 36,514 (225)

The Surface Potential Restoration Algorithm of Electrostatic Capacitance Probe During On‐Line Measurement

open access: yesHigh Voltage, Volume 11, Issue 2, Page 434-444, April 2026.
ABSTRACT The surface charge accumulation on insulators is one of the important factors that limit the development of high‐voltage direct current (HVDC) gas insulated transmission line (GIL), and the accurate measurement of surface charge is the basis to explore its physical mechanism.
Lei Zhang   +3 more
wiley   +1 more source

Design and Application of an Intelligent Monitoring System in HVDC Valve Hall

open access: yes南方能源建设, 2019
[Introduction] To overcome some shortcoming such as labor-intensity and inefficient-inspection in manual inspection, which is commonly adopted in the maintenance of the equipment in a HVDC valve hall, a intelligent monitoring system could be established.
LIU Yanhua   +3 more
doaj   +1 more source

A Call to Industry: Unearthing Synergies in Subsurface Storage Technologies

open access: yesGreenhouse Gases: Science and Technology, Volume 16, Issue 2, Page 187-195, April 2026.
ABSTRACT Subsurface storage technologies (SSTs), including geological CO2 sequestration, underground hydrogen storage, compressed‑air energy storage and thermal energy storage, are emerging as a scalable route for industry to achieve the terawatt‑hour storage flexibility and permanent carbon removal that evolving energy systems demand.
Julien Mouli‐Castillo   +2 more
wiley   +1 more source

Dynamic Voltage Stability Studies using a Modified IEEE 30-Bus System

open access: yesTransactions on Environment and Electrical Engineering, 2016
Power System stability is an essential study in the planning and operation of an efficient, economic, reliable and secure electric power system because it encompasses all the facet of power systems operations, from planning, to conceptual design stages ...
Oluwafemi Emmanuel Oni   +2 more
doaj   +1 more source

DC grids for integration of large scale wind power [PDF]

open access: yes, 2011
It is widely recognized that the future wind power development in the Nordic region will be to a large extent be offshore. The most promising technology for that is the voltage source converter (VSC) HVDC. A review of the most important options and state-
Carlsson, Ola   +8 more
core   +1 more source

Hybrid Filters To Damp Harmonic Resonance In Power Transmission Systems

open access: yesEletrônica de Potência, 2006
Problems related to harmonic propagation in transmission systems have been noticed in the last years. Passive filters, commonly used to attenuate noncharacteristic harmonics in HVDC systems, stay at risk of disconnection from the system due to ...
Lucas F. Encarnação   +4 more
doaj   +1 more source

Adaptive active frequency support strategy for receiving-end MMC-HVDC stations based on rate of change of frequency

open access: yesFrontiers in Electronics
As the proportion of HVDC infeed power increases in the eastern receiving-end power grid, inertia and frequency regulation capability decrease. Utilizing modular multilevel converter (MMC) stations at the receiving-end to provide active frequency support
Baoye Tian   +7 more
doaj   +1 more source

Unidirectional Protection Strategy for Multi-terminal HVDC Grids

open access: yesTransactions on Environment and Electrical Engineering, 2016
Protection issue is identified as the main drawback of emerging multi-terminal HVDC grids. Multi-terminal HVDC grid demands fast short circuit fault current interruption.
Ataollah Mokhberdoran   +3 more
doaj   +1 more source

A Spatiotemporal Deep Learning Framework for Joint Load and Renewable Energy Forecasting in Stability-Constrained Power Systems

open access: yesInformation
With the increasing uncertainty introduced by the large-scale integration of renewable energy sources, traditional power dispatching methods face significant challenges, including severe frequency fluctuations, substantial forecasting deviations, and the
Min Cheng   +5 more
doaj   +1 more source

On Submodularity and Controllability in Complex Dynamical Networks

open access: yes, 2016
Controllability and observability have long been recognized as fundamental structural properties of dynamical systems, but have recently seen renewed interest in the context of large, complex networks of dynamical systems.
Cortesi, Fabrizio L.   +2 more
core   +1 more source

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