Results 131 to 140 of about 8,973 (298)

Implementation of Monitoring and Aging Diagnosis System for GIS Lightning Arresters

open access: yes, 2007
Lightning arresters protect electric equipments from overvoltage such as lightning or abnormal voltage. If the lightning arresters does not work properly, the equipments could be break down due to the overvoltage.
김태진
core  

Distinct Microstructural Characteristic Lengths Defining Notch Fatigue Crack Initiation and Propagation, and Defect Tolerance in Advanced Steels

open access: yesAdvanced Engineering Materials, EarlyView.
Schematic representation of modes of microcrack nucleation, growth and temporary arrestment at different boundaries, with the criteria for crack propagation in three scenarios: (1) large notch, (2) defect/small sharp notch, and (3) long crack. This work revisits and integrates results on the fatigue behavior of advanced bainitic steels (in particular ...
Lucia Morales‐Rivas
wiley   +1 more source

Effects of Mg on Microstructure and Solidification of a Hypereutectic Zn–8 wt.%Al Alloy

open access: yesAdvanced Engineering Materials, EarlyView.
An appreciable set of results involving thermal data, microstructure, chemical composition, and microstructural growth laws is reported for ZnAlMg alloys. Such results demonstrate that ZnAlMg alloys have high potential for applications in automotive self‐lubricating components, batteries, and electrical systems.
Raí B. de Sousa   +6 more
wiley   +1 more source

Heat Transfer in High-Voltage Surge Arresters

open access: yes, 2020
: We present results of the use of COMSOL Multiphysics for the design optimization of gas-insulated high-voltage surge arresters. By solving the equations for electric conduction and heat dissipation in nonlinear media and for heat-transport through ...
Marlene Ljuslinder   +2 more
core  

Elastic–Plastic Modeling and Experimental Characterization of Granular Jamming Actuators

open access: yesAdvanced Engineering Materials, EarlyView.
Granular jamming enables rapid switching between soft and rigid mechanical states. Here, a reduced‐order elastic‐perfectly‐plastic beam framework captures pressure‐dependent loading, unloading, residual deformation, and hysteresis in jammed beams, while matching three‐point bending experiments across materials and geometries. The framework links design
Saheli Patel   +2 more
wiley   +1 more source

Structure‐Guided Dynamical Mechanics in Bioinspired Double Twisted Laminated Thin Films

open access: yesAdvanced Functional Materials, EarlyView.
This work explores a dynamic mechanistic study of crack propagation and puncture testing via real‐time monitoring of crack initiation, propagation, and termination through nature‐inspired single and double twisted architectures fabricated from cellulose nanocrystals.
Justin Brackenridge   +4 more
wiley   +1 more source

Guidelines for the selection of hydrogen gas inhalers based on hydrogen explosion accidents. [PDF]

open access: yesMed Gas Res, 2023
Ichikawa Y   +5 more
europepmc   +1 more source

Thermographic and Electrical Test of Medium Voltage Surge Arresters [PDF]

open access: yes, 2019
The paper presents the results of a thermal test (conducted with thermographic camera, coupled with an electrical test) of medium voltage metal–oxide surge arresters.
Lisowska-Lis, Agnieszka
core  

Bone‐Inspired Recyclable Composites for Damage‐Tolerant Circular Materials

open access: yesAdvanced Functional Materials, EarlyView.
Bone‐inspired architected composites are developed by combining osteon‐like reinforcements with a recyclable Elium thermoplastic matrix. The hierarchical architecture redirects cracks and promotes energy dissipation, while enabling recovery of intact, aligned, load‐bearing reinforcement units that retain their original stiffness, revealing a route ...
Alessandro Stagni   +4 more
wiley   +1 more source

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