Results 81 to 90 of about 3,691 (249)

Development of a SiPM Camera for a Schwarzschild-Couder Cherenkov Telescope for the Cherenkov Telescope Array

open access: yes, 2015
We present the development of a novel 11328 pixel silicon photomultiplier (SiPM) camera for use with a ground-based Cherenkov telescope with Schwarzschild-Couder optics as a possible medium-sized telescope for the Cherenkov Telescope Array (CTA).
Biteau, J.   +19 more
core  

Selective complex single-phase earth fault protection for distribution medium-voltage networks [PDF]

open access: yes, 2015
This article deals with selective protection against single-phase earth faults at 6 – 10 kV electrical networks. Different kinds of earth faults, factors influencing the implementation of protection, various principles of protection implementation ...
Dobryagina, O. A.   +3 more
core  

Hierarchical Game‐Theoretic Defense Strategy for Coordinated Attacks in Hybrid AC/DC Cyber‐Physical Power Systems

open access: yesEnergy Internet, Volume 3, Issue 1, Page 52-65, April 2026.
ABSTRACT This paper proposes a game‐theoretic optimisation framework for designing attack and defence strategies in hybrid AC/DC cyber‐physical power systems (CPPS). The proposed framework employs a three‐layer planning hierarchy. The upper layer introduces a novel target importance index combining complex network theory and power flow entropy.
Kaishun Xiahou   +5 more
wiley   +1 more source

Properties of HxTaS2 [PDF]

open access: yes, 1975
The preparation of Hx TaS2 (0 \u3c x \u3c 0.87) is described. The compounds are only marginally stable at room temperature, slowly evolving H2S and H2 (and possibly Hp in air). Magnetic susceptibility data show that a low temperature transformation in 2H
Acrivos, Juana Vivó   +8 more
core   +1 more source

Resilience Enhancement Method for Rural Distribution Network Considering Lifeline Load Energy Demand via Hydrogen‐Integrated Energy Systems Under Extreme Cold Disasters

open access: yesEnergy Internet, Volume 3, Issue 1, Page 66-79, April 2026.
ABSTRACT In recent years, extreme cold disasters have occurred frequently worldwide. The security of rural distribution network is threatened. The current research on enhancing the resilience of distribution network fails to consider the changes in the operating characteristics and efficiency of equipment under extreme cold disasters.
Zhigang Zhang   +5 more
wiley   +1 more source

Overvoltage Crowbar Protection Based on Passive Power Supplied Control Unit

open access: yesPower Electronics and Drives
The increase in the involvement of renewable energy sources results in a high rate of semiconductor power converter applications. The power converters provide interconnections of DC microgrids with AC distribution lines.
Strossa Jan   +5 more
doaj   +1 more source

A comprehensive review of coordinated operation of transmission‐distribution networks: Frameworks, problems and future trends

open access: yesEnergy Conversion and Economics, Volume 7, Issue 2, Page 69-86, April 2026.
Abstract The rapid growth of distributed energy resources (DERs) is reshaping the operational landscape of transmission and distribution networks, creating new challenges for maintaining system‐wide security, economic efficiency and flexibility. Transmission‐distribution (T‐D) coordination has emerged as an essential paradigm for facilitating multi ...
Yining Yang   +4 more
wiley   +1 more source

Coordinated optimization of control parameters for suppressing transient overvoltage in wind power DC transmission systems

open access: yesFrontiers in Energy Research
With the increasing proportion of new energy in power systems, the instability issues of novel power systems become more prominent. This paper addresses the transient overvoltage problem in wind power DC transmission systems by proposing a method for ...
Jie Zhao   +6 more
doaj   +1 more source

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