Results 61 to 70 of about 1,201,196 (338)

Polystyrene/TiO2 Composite Thin Films by Powder Aerosol Deposition: Film Morphology Control Through Powder Processing

open access: yesAdvanced Materials Interfaces, EarlyView.
It's all in the mix! By employing different homogenization strategies for preparing polystyrene/TiO2 polymer‐ceramic composite (PCC) powders, we tune the morphology of PCC films obtained by powder aerosol deposition, ranging from segregated multilayer‐like to finely blended composites.
Marc C. Thiel   +5 more
wiley   +1 more source

Analysis of the effect of slope on the power characteristics of wind turbines in hillside terrain

open access: yesEnergy Reports, 2022
As a kind of clean and renewable energy, wind power has a wide development prospect. The aerodynamic performance and power generation efficiency of wind turbines are influenced by the gradient of wind turbine installation terrain. In this paper, the 5 MW
Chao Huang   +3 more
doaj   +1 more source

Materials for Wind Turbine Blades: An Overview

open access: yesMaterials, 2017
A short overview of composite materials for wind turbine applications is presented here. Requirements toward the wind turbine materials, loads, as well as available materials are reviewed.
L. Mishnaevsky   +5 more
semanticscholar   +1 more source

Laser‐Based Solidification of Cermets/Cemented Carbides: Processing‐Microstructure‐Property Relationships

open access: yesAdvanced Materials Technologies, EarlyView.
Recent research on laser‐processed cermets and cemented carbides highlights significant advancements, yet a notable paucity of studies and persistent challenges remain. Efforts are increasingly focused on developing low‐cost, environmentally friendly cermets as alternatives to conventional materials.
Himanshu Singh Maurya   +2 more
wiley   +1 more source

Vibration control of spar‐type floating offshore wind turbine towers using a tuned mass‐damper‐inerter

open access: yesStructural Control & Health Monitoring, 2019
This paper investigates the use of a passive tuned mass‐damper‐inerter (TMDI) for vibration control of spar‐type floating offshore wind turbine towers. The TMDI is a relatively new concept as a passive vibration control device. The configuration consists
Saptarshi Sarkar, B. Fitzgerald
semanticscholar   +1 more source

Advanced Ceramics in Aerospace and Defense: The Interrelationship between Traditional and Additive Manufacturing Approaches

open access: yesAdvanced Materials Technologies, EarlyView.
Additive manufacturing revolutionizes production by enabling on‐demand, customized, and sustainable manufacturing with streamlined supply chains. While metal and polymer AM are well‐established, advanced ceramic AM is rapidly emerging, overcoming traditional material challenges.
Kateryna Oleksandrivna Shvydyuk   +2 more
wiley   +1 more source

Carbon Fiber Composites for Large-Scale Wind Turbine Blades: Applicability Study and Comprehensive Evaluation in China

open access: yesJournal of Marine Science and Engineering, 2023
Wind energy is a type of clean energy that can address global energy shortages and environmental issues. Wind turbine blades are a critical component in capturing wind energy.
Hanwei Teng   +5 more
doaj   +1 more source

A review of wind turbine main bearings: design, operation, modelling, damage mechanisms and fault detection

open access: yesWind Energy Science, 2019
. This paper presents a review of existing theory and practice relating to main bearings for wind turbines. The main bearing performs the critical role of supporting the turbine rotor, with replacements typically requiring its complete removal.
E. Hart   +8 more
semanticscholar   +1 more source

Extended‐Range Thermometry via Dual Er Fluorescence of Oxyfluoride Glass‐Ceramic Optical Fibers

open access: yesAdvanced Optical Materials, EarlyView.
A dual‐channel Yb3+‐Er3+‐based optical fiber thermometer combines visible upconversion and infrared photoluminescence for wide‐range temperature sensing. Yb3+/Er3+‐doped LaF3 or NaLuF4 nanocrystals embedded in transparent glass‐ceramic optical fibers enable reliable operation from room temperature up to 800 K, offering enhanced sensitivity and spectral
Giulio Gorni   +5 more
wiley   +1 more source

Aerodynamic Force and Comprehensive Mechanical Performance of a Large Wind Turbine during a Typhoon Based on WRF/CFD Nesting

open access: yesApplied Sciences, 2018
Compared with normal wind, typhoons may change the flow field surrounding wind turbines, thus influencing their wind-induced responses and stability. The existing typhoon theoretical model in the civil engineering field is too simplified. To address this
Shitang Ke   +3 more
doaj   +1 more source

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