Results 41 to 50 of about 20,303 (202)

Phasor-Based Assessment for Harmonic Sources in Distribution Networks [PDF]

open access: yes, 2020
Phasor-based interdependencies of multiple harmonic sources, especially Distributed Energy Resources, on distribution networks are analyzed in this paper. A new index, Phasor Harmonic Index (IPH), is proposed by the authors.
Arghandeh, R.   +5 more
core  

Data management of on-line partial discharge monitoring using wireless sensor nodes integrated with a multi-agent system [PDF]

open access: yes, 2007
On-line partial discharge monitoring has been the subject of significant research in previous years but little work has been carried out with regard to the management of on-site data.
M. Judd   +6 more
core   +2 more sources

Optimization and Assessment of Parabolic Trough Solar Power Plants in Arid Climates: A Case Study in Tunisia

open access: yesEnergy Science &Engineering, EarlyView.
ABSTRACT This study aims to model a solar power plant (SPP) utilizing parabolic trough collectors (PTC) to fulfill the electricity needs in an arid zone of the southern of Tunisia. The research integrates both experimental and numerical approaches. A prototype of a PTC was first constructed and experimentally tested under arid climates. Subsequently, a
Anissa Ghomrassi   +2 more
wiley   +1 more source

Application of Advanced Early Warning Systems with Adaptive Protection [PDF]

open access: yes, 2015
This project developed and field-tested two methods of Adaptive Protection systems utilizing synchrophasor data. One method detects conditions of system stress that can lead to unintended relay operation, and initiates a supervisory signal to modify ...
Ashrafi, Frank   +7 more
core  

A survey on cyber security for smart grid communications [PDF]

open access: yes, 2012
A smart grid is a new form of electricity network with high fidelity power-flow control, self-healing, and energy reliability and energy security using digital communications and control technology. To upgrade an existing power grid into a smart grid, it
Qian, Y, Sharif, H, Tipper, D, Yan, Y
core   +1 more source

Comprehensive Feasibility Study of Solar Power Plants

open access: yesEnergy Science &Engineering, EarlyView.
ABSTRACT The global transition to solar energy is frequently impeded by high project failure rates, largely due to feasibility assessments that emphasize geographic and economic aspects while overlooking critical technical, environmental, and socio‐administrative dimensions.
Seyyed Mohammad Hadi Mohammadi   +2 more
wiley   +1 more source

Summary of GOOSE Substation Communication

open access: yesMATEC Web of Conferences, 2015
The fast real-time application message is an object-oriented substation event—GOOSE (Generic Object Oriented Substation Event). It mainly works on the process layers and bay layers of digital substation. GOOSE intelligent substation communication network
Xia Fei, Xia Zongze, Huang Xiaobo
doaj   +1 more source

Time Synchronization Sensitivity in SV-based PMU Consistency Assessment

open access: yesMetrology, 2023
Modern power systems are rapidly transitioning towards a fully digital substation paradigm. Based on the IEC 61850, a common communication protocol between the different intelligent electronic devices (IEDs) promises a significant enhancement in terms of
Marco Agustoni   +3 more
doaj   +1 more source

Tomtit‐Raven Evolutionary Selector‐Reinforced Attention‐Driven: A High‐Performance and Computationally Efficient Cyber Threat Detection Framework for Smart Grids

open access: yesEnergy Science &Engineering, EarlyView.
Overview of the proposed work. ABSTRACT Identifying cyber threats maintains the security and operational stability of smart grid systems because they experience escalating attacks that endanger both operating data reliability and system stability and electricity grid performance.
Priya R. Karpaga   +3 more
wiley   +1 more source

Chance-Constrained Day-Ahead Hourly Scheduling in Distribution System Operation

open access: yes, 2017
This paper aims to propose a two-step approach for day-ahead hourly scheduling in a distribution system operation, which contains two operation costs, the operation cost at substation level and feeder level.
Gu, Yi   +5 more
core   +1 more source

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