Results 61 to 70 of about 193,903 (304)

The management of waste from electrical and electronic equipment (WEEE) in the European Union [PDF]

Worldwide, WEEE constitutes one of the fastest growing waste fractions generated, accounting for 8% of all municipal waste. This trend increases the environmental burdens consequently action on WEEE is an urgent need in nowadays.
TARTIU Valentina Elena
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Online test system for metro vehicle small electrical equipment accelerated test

Dianzi Jishu Yingyong
In order to meet the requirements of online electrical performance parameter testing for various small electrical components of metro vehicles under the accelerated test， an online test platform for small electrical equipment of metro vehicles based on ...
Yin Hongquan
doaj   +1 more source

Study on surface charges accumulation characteristics of insulators for ±500 kV DC-GIL based on multi-physics coupling model [PDF]

AIP Advances
When a DC voltage is applied externally, a large amount of charge accumulates on the surface of the insulating components in the gas insulated metal-enclosed transmission line (GIL), significantly reducing the flashover voltage along the surface and ...
Bingwei Chen, Jianguo Chen, Kanghao Yan, Xiukun Li, Chen Ma   +4 more
doaj   +1 more source

Productivity‐Driven Optimization of Laser Powder Bed Fusion Parameters for IN718 Superalloy: Process Control, Microstructure, and Mechanical Properties

Advanced Engineering Materials, EarlyView.
This study demonstrates how optimizing laser power, scanning speed, and hatching distance in laser powder bed fusion can boost the productivity of Inconel 718 manufacturing by up to 29% while maintaining mechanical integrity. The work delivers a validated process window and cost–time analysis, offering industry‐ready guidelines for efficient additive ...
Amir Behjat, Guido Barale, John Stavridis, Ehsan Norouzi, Jin‐Yoo Suh, Dong‐Ik Kim, Luca Iuliano, Abdollah Saboori   +7 more
wiley   +1 more source

Waste electrical and electronic equipment (WEEE): creating an electronics equipment takeback program in light of current European Union directives and possible U.S. legislation

, 2003
Plan BThe lack of a takeback program for Waste Electrical and Electronics Equipment (WEEE) places XYZ Corporation at risk of violating European Union directives currently in effect.
Pennock, Michael
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A rapid resistance heating apparatus for thermal shock and fatigue testing of oxidation resistant coatings

Scientific Reports
The oxidation-resistant coating of aeronautic engines must withstand severe thermal fluctuations that can degrade performance over time. Conventional thermal shock and fatigue tests using external heaters suffer from high thermal inertia, complex setups,
Dongyang An, Zhao Liu, Shi Cheng, Jiaye Chen, Xianglin Zhang, Shuangshuang Cheng, Jingmin Dai, Peng Xiao, Zengwu Tang   +8 more
doaj   +1 more source

Additive Manufacturing of Continuous Fibre Reinforced Composites: Process, Characterisation, Modelling, and Sustainability

Advanced Engineering Materials, EarlyView.
Additive manufacturing provides precise control over the placement of continuous fibres within polymer matrices, enabling customised mechanical performance in composite components. This article explores processing strategies, mechanical testing, and modelling approaches for additive manufactured continuous fibre‐reinforced composites.
Cherian Thomas, Amir Hosein Sakhaei
wiley   +1 more source

Defect Identification and Diagnosis for Distribution Network Electrical Equipment Based on Fused Image and Voiceprint Joint Perception

Energies
As the scale of distribution networks expand, existing defect identification methods face numerous challenges, including limitations in single-modal feature identification, insufficient cross-modal information fusion, and the lack of a multi-stage ...
An Chen, Junle Liu, Silin Liu, Jinchao Fan, Bin Liao   +4 more
doaj   +1 more source

Affecting the Properties of Copper–Graphene Electroconductive Composite by Severe Plastic Deformation

Advanced Engineering Materials, EarlyView.
Copper‐based composites enhanced with carbon feature convenient mechanical properties and favorable electric conductivity. Processing via deformation and thermomechanical treatments can introduce advantageous microstructures further enhancing their performance. Herein, copper–graphene powder‐based composites are directly consolidated via rotary swaging
Radim Kocich, Lenka Kunčická, Pavel Czernek, Zifan Wang   +3 more
wiley   +1 more source

Modelling the Interoperability and the Use of Control Equipment in Electrical Substations [PDF]

, 2010
Simulators can be defined as information systems which reliably reproduce specific phenomena and they are mainly used in training, although their field of application has grown to include manufacturing and medicine among others. In electrical engineering,
Félez Mindán, Jesús, Romero Rey, Gregorio, Maroto Ibáñez, Joaquín, Martínez Muneta, María Luisa   +3 more
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