Results 51 to 60 of about 287,277 (303)

Collaborative fault-tolerant control of power systems comprising synchronous generator units

open access: yesFrontiers in Energy Research
The inevitability of actuator faults within power systems, particularly those composed of synchronous generator units, poses a significant challenge. These faults, with the potential to induce frequency fluctuations, can lead to dynamic instability in ...
Yuqing Li   +4 more
doaj   +1 more source

Multiple Fault Location in a Photovoltaic Array Using Bidirectional Hetero-Associative Memory Network in Micro-Distribution Systems

open access: yesCrystals, 2018
In manual maintenance inspections of large-scaled photovoltaic (PV) or rooftop PV systems, several days are required to survey the entire PV field.
Long-Yi Chang   +5 more
doaj   +1 more source

Theory of Fault Characterization on Power System

open access: yesIEEJ Transactions on Power and Energy, 1995
AbstractIn the field of protective relay, a dream which is unable to be realized by analogue technology has come true with the advance of computer technology. However, there is still room for the development of a high functional protective system, which makes the most of a merit of digital processing because the present digital relay uses the same ...
Kouichi Tsuji, Matsuo Bandou
openaire   +2 more sources

Infrared laser sampling of low volumes combined with shotgun lipidomics reveals lipid markers in palatine tonsil carcinoma

open access: yesMolecular Oncology, EarlyView.
Nanosecond infrared laser (NIRL) low‐volume sampling combined with shotgun lipidomics uncovers distinct lipidome alterations in oropharyngeal squamous cell carcinoma (OPSCC) of the palatine tonsil. Several lipid species consistently differentiate tumor from healthy tissue, highlighting their potential as diagnostic markers.
Leonard Kerkhoff   +11 more
wiley   +1 more source

Targeted modulation of IGFL2‐AS1 reveals its translational potential in cervical adenocarcinoma

open access: yesMolecular Oncology, EarlyView.
Cervical adenocarcinoma patients face worse outcomes than squamous cell carcinoma counterparts despite similar treatment. The identification of IGFL2‐AS1's differential expression provides a molecular basis for distinguishing these histotypes, paving the way for personalized therapies and improved survival in vulnerable populations globally.
Ricardo Cesar Cintra   +6 more
wiley   +1 more source

Deep learning techniques for transmission line fault classification – A comparative study

open access: yesAin Shams Engineering Journal
Despite advancements in technology, power system faults leading to electric power interruption remain a significant issue. Efficient restoration of the power system relies on the swift classification and clearance of faults.
Priyanka Khirwadkar Shukla, K. Deepa
doaj   +1 more source

Simplified Analytic Approach of Pole-to-Pole Faults in MMC-HVDC for AC System Backup Protection Setting Calculation

open access: yesEnergies, 2018
AC (alternating current) system backup protection setting calculation is an important basis for ensuring the safe operation of power grids. With the increasing integration of modular multilevel converter based high voltage direct current (MMC-HVDC) into ...
Tongkun Lan   +3 more
doaj   +1 more source

CAUSES OF INDEFINITE FAULTS IN ESTONIAN 110 kV OVERHEAD POWER GRID; pp. 225–243 [PDF]

open access: yesOil Shale, 2013
The study considers causes of indefinite faults in the 110 kV over­head power grid in Estonia. The number of indefinite faults (flashovers on over­head line insulators) has increased significantly in the last years, causing a lot of problems to the ...
PAUL TAKLAJA   +3 more
doaj   +1 more source

An overview of out-of-step protection in power systems [PDF]

open access: yes, 2017
Power system is subjected to an extensive variety of little or bigger disturbance to the system during the operation. The power system that designed as one of the main requirement is to survive from the larger type of disturbances like faults.
Chin, Wan Ling   +5 more
core  

Transient stability emergency control of power systems employing UFLS combined with generator tripping method [PDF]

open access: yes, 2010
This paper concerns with transient stability control which is part of transient stability assessment which needs to be considered so that the power systems remained intact when failures originating from faults occurred in power systems. Conventional UFLS
Abdul Wahab, Noor Izzri, Mohamed, Azah
core   +1 more source

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