Results 51 to 60 of about 471,713 (315)

Intelligent model prediction of fluctuant increase of maximum electric field in XLPE insulation using long short‐term memory network algorithm

open access: yesHigh Voltage, 2023
The electric field distortion due to space charge accumulations plays a significant role in the ageing, degradation and breakdown in failure of HVDC power cables.
Weiwang Wang   +4 more
doaj   +1 more source

Subdomain Adaptation Capsule Network for Partial Discharge Diagnosis in Gas-Insulated Switchgear

open access: yesEntropy, 2023
Deep learning methods, especially convolutional neural networks (CNNs), have achieved good results in the partial discharge (PD) diagnosis of gas-insulated switchgear (GIS) in the laboratory.
Yanze Wu   +6 more
doaj   +1 more source

Research on the combination of water and membranes as sound insulation building material [PDF]

open access: yes, 2009
p. 3034-3040This research concerns a 200 mm thick panel filled with water. The airborne sound insulation of this panel was measured in accordance with standard ISO 140-3 [2].
MAFFEI, Roberto   +2 more
core   +1 more source

Air‐Pressure–Actuated Vibroacoustic Metamaterial With Tunable Bandgap: Design, Modeling, and Characterization

open access: yesAdvanced Engineering Materials, EarlyView.
This article presents the design, modeling, and characterization of air‐pressure–actuated programmable vibroacoustic metamaterials (PVAMM). The study focuses on leveraging air pressure to dynamically tune resonance frequencies for effective noise attenuation.
William Kaal   +2 more
wiley   +1 more source

Insulation Workers

open access: yes, 2000
Insulation workers apply insulation materials on objects and buildings for thermal insulation and/or waterproofing. They are frequently outdoor workers and they are exposed to insulation materials, especially mineral fibers, foams, adhesives, and bitumen.
openaire   +2 more sources

Design of multilayer insulation systems [PDF]

open access: yes, 1969
Analytical models for insulation system heat transfer studies the types of materials best suited for a near solar environment. This multilayer insulation system for spacecraft can operate at temperatures in the 300 to 700 degree K ...
Cunnington, G. R., Jr., Stread, E. R.
core   +1 more source

Composition‐Tuned Enhancement of the Anomalous Nernst Effect in FeCo–Pt Thin Films on Rigid and Flexible Substrates

open access: yesAdvanced Engineering Materials, EarlyView.
Disordered (Fe50Co50)1−xPtx thin films exhibit a pronounced anomalous Nernst effect (ANE) with a strong composition dependence on both rigid and flexible substrates. The transverse thermoelectric response peaks near 22.5 at.% Pt, accompanied by enhanced αxy/σxy scaling, thermal transport, and ANE sensitivity.
Mojtaba Mohammadi   +2 more
wiley   +1 more source

Silica reusable surface insulation [PDF]

open access: yes, 1976
A reusable silica surface insulation material is provided by bonding amorphous silica fibers with colloidal silica at an elevated temperature. The surface insulation is ordinarily manufactured in the form of blocks (i.e., tiles)
Goldstein, H. E.   +2 more
core   +1 more source

Corrosion and Process Analysis of a Preoxidized MgO Recyclate‐Based Cermet Anode in Laboratory‐Scale Na‐Cryolite Molten Salt Electrolysis of Aluminum at 1000°C

open access: yesAdvanced Engineering Materials, EarlyView.
EDX elemental map of the pre‐oxidized MgO–steel cermet anode cross section after electrolysis. The development of inert anodes for aluminum electrolysis remains challenging due to the high corrosivity of cryolite‐based melts at 950°C–1000°C. This study investigates the corrosion and process behavior of a carbon‐free MgO–steel cermet anode derived from ...
Alexander Adamczyk   +7 more
wiley   +1 more source

An Automatic Baseline Correction Method Based on the Penalized Least Squares Method

open access: yesSensors, 2020
Baseline drift spectra are used for quantitative and qualitative analysis, which can easily lead to inaccurate or even wrong results. Although there are several baseline correction methods based on penalized least squares, they all have one or more ...
Feng Zhang   +4 more
doaj   +1 more source

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