Results 131 to 140 of about 1,116 (301)

Impulse measurements in earthing systems [PDF]

open access: yes
The behaviour of earth electrodes at power frequency conditions is well known. Several studies are going on at present, to understand the behaviour of earthing systems at transient impulse and high frequency conditions.
Lathi, Deepak
core  

Solid‐State Diffusion and Intermetallic Phase Formation in Roll‐Bonded Mg–Zn Composites With Kirigami‐Patterned Inlay

open access: yesAdvanced Engineering Materials, EarlyView.
Mg–Zn composites with a thickness of 0.21 mm were fabricated using roll bonding of a kirigami‐patterned Mg alloy inlay within a Zn matrix. Thermal activation following this process led to the formation of tailored intermetallic structures, which provided the composite with enhanced flexural strength.
Yaroslav Frolov   +4 more
wiley   +1 more source

Affecting the Properties of Copper–Graphene Electroconductive Composite by Severe Plastic Deformation

open access: yesAdvanced Engineering Materials, EarlyView.
Copper‐based composites enhanced with carbon feature convenient mechanical properties and favorable electric conductivity. Processing via deformation and thermomechanical treatments can introduce advantageous microstructures further enhancing their performance. Herein, copper–graphene powder‐based composites are directly consolidated via rotary swaging
Radim Kocich   +3 more
wiley   +1 more source

Experimental investigations of earthing systems under steady-state and transient conditions

open access: yes, 2013
This study presents the experimental results of earthing systems under steady state and transient conditions. To date, only a limited amount of research has been documented regarding earthing systems under transient conditions.
Emhemmed Rajab, Ramdan
core  

Understanding the Stochastic Nature of Process Parameter Development of Blown Powder Laser Beam Directed Energy Deposition Additive Manufacturing of Pure Molybdenum

open access: yesAdvanced Engineering Materials, EarlyView.
Identified through the use of statistical design of experiments and metallographic investigation, this study exposes the stochastic origins of intergranular cracks in blown powder laser beam directed energy deposition additive manufacturing of pure molybdenum. It further demonstrates a successful crack mitigation approach with direct correlation to the
Nathaniel J. Lies   +2 more
wiley   +1 more source

Design and Validation of an Enhanced Earthing System for Low Ground Resistance [PDF]

open access: yesIranian Journal of Electrical and Electronic Engineering
Grounding systems are critical for ensuring electrical safety, minimizing fault currents, and enhancing infrastructure reliability, particularly in regions with high-resistivity soil.
Akinola Oladeji, Samuel Nahum
doaj  

Reliability analysis and life cycle costing of rooftop solar photovoltaic (PV) system operating in a composite environment

open access: yesScience and Technology for Energy Transition
Solar PhotoVoltaic (PV) systems are becoming increasingly common, so it is critical to understand how system or component failure impacts lifetime costs.
Pimpalkar Rita   +4 more
doaj   +1 more source

Parallel path earthing systems in power distribution networks

open access: yes, 1993
Aim of the study is to determine and compare the electromagnetic induction and earth conduction effects on buried passive conductors caused by phase-to-ground faults in a MV underground cable distribution system without ground wire.
FELLIN, LORENZO   +4 more
core  

Multimodal Data‐Driven Microstructure Characterization

open access: yesAdvanced Engineering Materials, EarlyView.
A self‐consistent autonomous workflow for EBSP‐based microstructure segmentation by integrating PCA, GMM clustering, and cNMF with information‐theoretic parameter selection, requiring no user input. An optimal ROI size related to characteristic grain size is identified.
Qi Zhang   +4 more
wiley   +1 more source

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