Results 81 to 90 of about 37,251,002 (209)

A frequency-based RF partial discharge detector for low-power wireless sensing [PDF]

open access: yes, 2010
Partial discharge (PD) monitoring has been the subject of significant research in recent years, which has given rise to a range of well-established PD detection and measurement techniques, such as acoustic and RF, on which condition monitoring systems ...
Baker, P.C.   +5 more
core   +1 more source

A game theory-based interactive framework for digital twin substation systems

open access: yesDiscover Applied Sciences
With the rapid advancement of intelligent substation technologies, Digital Twin (DT) systems have become a key enabler for improving the efficiency, reliability, and intelligence of substation operation and maintenance.
Yuhui Feng, Chao Gao
doaj   +1 more source

Research on intelligent substation instrument reading recognition based on deep learning and augmented reality

open access: yesDiance yu yibiao
Addressing the issues of poor recognition performance and the ability to only recognize pointer or digital instruments in existing intelligent substation instrument reading recognition methods, based on the augmented reality power inspection system, an ...
SUN Rongrong   +5 more
doaj   +1 more source

Design of Mine-used Substation with High Reliability

open access: yesGong-kuang zidonghua, 2011
Most mine-used substations use analog signal transmission mode to communicate with sensors. The transmission mode is easily influenced by electromagnetic interference of coal mine underground, which would reduce stability and reliability of safety ...
ZHU Qian-wei, LIU Chun-xia
doaj  

Design of a New Type of Communication Substatio

open access: yesGong-kuang zidonghua, 2011
In view of problem that there are many kinds of sensor bus network composed by intelligent sensors in low level networks of safety monitoring and control system of coal mine, the paper proposed a design scheme of communication substation which is ...
XU Le-nian, GAO Shuang, LI Wen-jing
doaj  

A Method for Matching Information of Substation Secondary Screen Cabinet Terminal Block Based on Artificial Intelligence

open access: yesApplied Sciences
The matching of schematic diagrams and physical information of terminal blocks in substation secondary screen cabinets plays a crucial role in the operation and maintenance of substations.
Weiguo Cao   +3 more
doaj   +1 more source

COMBINED MONITORING ALGORITHM POWER AND ENERGY LOSSES IN TRANSFORMERS ACCORDING SYNCHRONIZE HIGH-PRECISION MEASUREMENTS

open access: yesВестник Северо-Кавказского федерального университета, 2022
This paper discusses the possible ways of monitoring the power loss and energy loss in transformers in the introduction of the concept of digital substation.
Evgeniy Gennad’evich Zelenskiy   +2 more
doaj  

STANDARDS IN CONTROL AND PROTECTION TEHNOLOGY FOR ELECTRIC POWER SYSTEMS [PDF]

open access: yes
The features of the standard IEC 16850 with respect to intelligent applications in substations are summarized. It is shown how modeling of functions independently from its allocation to devices allows optimizing existing applications and opening up for ...
Sergiu St. ILIESCU   +3 more
core   +2 more sources

Risk–Observability Mismatch in an IEC 61850 Digital Substation: A Structured Cyber-Physical Assessment

open access: yesApplied Sciences
IEC 61850 digital substations depend on communication services whose compromise can affect protection, supervision, and control. Existing work has advanced substation threat modeling, cyber-physical testbeds, and intrusion detection, but the relation ...
Yaman Alolabi, Livinus Obiora Nweke
doaj   +1 more source

DIGITAL SUBSTATION COMPONENT SYSTEM "SMART GRID"

open access: yesElectrical engineering & Electromechanics, 2014
New production technologies of modern control systems have moved from the stage of research and experimentation into the stage of practical use. Modern communication standards for the exchange of information are developed and introduced. Digital devices,
V.I. Vasilchenko   +4 more
doaj  

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