Results 131 to 140 of about 976,612 (405)

Enhancing Damage Tolerance of Structures Using 3D/4D Printing Technologies

open access: yesAdvanced Materials Technologies, EarlyView.
This review highlights recent advances in damage tolerance for structural design, emphasizing safety, durability, and reliability in fields like aerospace and civil engineering. It covers innovations in materials, 3D/4D printing, predictive design methods, and nature‐inspired strategies.
Morteza Sayah Irani   +3 more
wiley   +1 more source

Horizontal Axis Wind Turbine Blade Design Methodologies for Efficiency Enhancement—A Review

open access: yes, 2018
Among renewable sources of energy, wind is the most widely used resource due to its commercial acceptance, low cost and ease of operation and maintenance, relatively much less time for its realization from concept till operation, creation of new jobs ...
S. Rehman   +3 more
semanticscholar   +1 more source

Machine Learning‐Based Optimization of Pixel Light Intensities for Improving Polymerization Accuracy in Digital Light Processing 3D Printing

open access: yesAdvanced Materials Technologies, EarlyView.
A machine learning platform is developed to optimize sliced images for digital light processing 3D printing by locally tuning light intensity for higher precision printing. A reduced‐order model accurately predicts the degree of conversion in 3D space to calculate resulting shapes.
Teerapong Poltue   +6 more
wiley   +1 more source

A Methodology for Yellow Non-Nitrate Smoke Emission During the Full-Process Startup of A Gas Turbine Power Plant

open access: yes南方能源建设
[Introduction] The gas turbine generator set (GE-PG9351FA) with a DLN2.0 + burner and a designed NOx emission concentration of 50 mg/m3 is used in a gas turbine power plant.
Shikai ZHANG   +5 more
doaj   +1 more source

Influence of overlap ratio and aspect ratio on the performance of Savonius hydrokinetic turbine

open access: yes, 2017
A strong contender for the utilization of the hydropower sources is Savonius turbine because of its good starting characteristics and simplicity in fabrication.
V. Patel, G. Bhat, T. Eldho, S. Prabhu
semanticscholar   +1 more source

Stacking Interventions Enhances Carbon Removals and Profitability of Livestock Production Systems

open access: yesAdvanced Science, EarlyView.
The study indicates that stacking multiple interventions aimed at maximising soil organic carbon (SOC) sequestration and enteric methane (CH4) reductions realizes greater abatement and profit do any singular intervention, especially when SOC sequestration accounts for a significant proportion of greenhouse gas emissions (GHG) mitigation. Abstract While
My Pham‐Kieu   +3 more
wiley   +1 more source

Long-term energy capture and the effects of optimizing wind turbine operating strategies [PDF]

open access: yes, 1981
Methods of increasing energy capture without affecting the turbine design were investigated. The emphasis was on optimizing the wind turbine operating strategy.
Formica, W. J., Miller, A. H.
core   +1 more source

Current Progress and Challenges of Electromagnetic Wave Absorbing Materials at High Temperature

open access: yesAdvanced Science, EarlyView.
This review explains three dielectric loss mechanisms of electromagnetic wave absorbing materials under high temperatures and the high temperature testing technology is explained. The research progress of carbon‐based, ceramic‐based and metamaterial‐based electromagnetic wave absorbers is analyzed.
Zhixiao Wang   +5 more
wiley   +1 more source

Contra-rotating marine current turbines : single point tethered floating system - stabilty and performance [PDF]

open access: yes, 2009
The Energy Systems Research Unit within the Department of Mechanical Engineering at the University of Strathclyde has developed a novel contra-rotating tidal turbine (CoRMaT). A series of tank and sea tests have led to the development and deployment of a
Clarke, Joseph Andrew   +4 more
core  

Critical Electrochemistry Technologies Applicable in Space Exploration

open access: yesAdvanced Science, EarlyView.
The available resources in space and discuss the application scenarios and challenges of electrochemical methods in four critical domains is analyzed: metallurgical processing of mineral resources, water resources utilization, carbon cycle management in extraterrestrial habitats, and electrical energy storage.
Ruisi Xu   +4 more
wiley   +1 more source

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