Results 51 to 60 of about 276,420 (309)

Droplet Collection Efficiency Regularity of NACA0012 Airfoil Based on the Eulerian Method

Aerospace, 2023
Obtaining droplet collection efficiency (DCE) is vital for icing numerical simulations. A droplet impact model based on the Eulerian two-phase flow model was established in this work to analyze the influence of different incoming flow parameters on DCE ...
Jie Wu, Quanyong Xu, Feng Wu, Quanzhong Xia, Qiannan Xu, Shufeng Li   +5 more
doaj   +1 more source

Universal Electronic‐Structure Relationship Governing Intrinsic Magnetic Properties in Permanent Magnets

Advanced Functional Materials, EarlyView.
Permanent magnets derive their extraordinary strength from deep, universal electronic‐structure principles that control magnetization, anisotropy, and intrinsic performance. This work uncovers those governing rules, examines modern modeling and AI‐driven discovery methods, identifies critical bottlenecks, and reveals electronic fingerprints shared ...
Prashant Singh
wiley   +1 more source

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

, 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, Connor, Gary, Grant, Andrew, Johnstone, Cameron, Ordonez Sanchez, Stephanie   +4 more
core  

Effect of the number of blades and solidity on the performance of a vertical axis wind turbine [PDF]

, 2016
Two, three and four bladed phgr-shape Vertical Axis Wind Turbines are simulated using a free-wake vortex model. Two versions of the three and four bladed turbines are considered, one having the same chord length as the two-bladed turbine and the other ...
Delafin, Pierre-Luc, Kolios, Athanasios, Nishino, Takafumi, Wang, Lin   +3 more
core   +4 more sources

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

Advanced 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, Farid Akhtar, Konda Gokuldoss Prashanth   +2 more
wiley   +1 more source

Optimization and Evaluation of Cooling Structure of Stage 1 Blade of Heavy-Duty Gas Turbine

发电技术
ObjectivesThe localization of core components of heavy-duty gas turbines holds significant importance for technological innovation, industrial upgrading, and even national security.
YU Wenchang, DING Yang, WANG Xuyang, CHEN Yonggang, BI Ke, LIU Zhigang, SHANGGUAN Xingang, HUANG Daohuo, XIAO Feng, LI Guang, WANG Guang, KE Hanzhang, SUN Yasong, WANG Xin   +13 more
doaj   +1 more source

Multi-Task Data Imputation for Time-Series Forecasting in Turbomachinery Health Prognostics

Machines, 2022
Time-series forecasting is the core of the prognostics and health management (PHM) of turbomachinery. However, missing data often occurs due to several reasons, such as the failure of sensors. These partially missing and irregular data greatly affect the
Xudong Chen, Xudong Ding, Xiaofang Wang, Yusong Zhao, Changjun Liu, Haitao Liu, Kexuan Chen   +6 more
doaj   +1 more source

Smart and Sustainable Sizing: Investigating the Sensing Behavior of Glass Fabrics Coated With Waterborne Polyurethane/Graphene Dispersions

Advanced Materials Technologies, EarlyView.
Waterborne polyurethane/graphene formulations are developed as piezoresistive coatings on glass fabric to enable flexible strain sensing. The graphene‐enabled conductive network provides a stable electromechanical response under cyclic compression. The coating demonstrates reliable pressure‐dependent resistance changes, highlighting its potential for ...
Vishnu Vijayan Pillai, Premika Govindaraj, Sai Aditya Pradeep, Olivia Sequerth, Srikanth Pilla, Franz Konstantin Fuss, Peter Kingshott, Nishar Hameed, Nisa V Salim   +8 more
wiley   +1 more source

SMART POWER TURBINE

, 2003
Gas turbines are the choice technology for high-performance power generation and are employed in both simple and combined cycle configurations around the world. The Smart Power Turbine (SPT) program has developed new technologies that are needed to further extend the performance and economic attractiveness of gas turbines for power generation.
openaire   +3 more sources

Investigation on the impact of design wind speed and control strategy on the performance of fixed-pitch variable-speed wind turbines [PDF]

, 2017
Wind turbine blade design optimization remains one of the fundamental research areas for modern wind turbine technology. The general design process for fixed-pitch variablespeed wind turbine blades assumes the rated wind speed as the design wind speed ...
Liu, Xiongwei, University of Central Lancashire, Xiangtan University   +2 more
core   +1 more source