Results 131 to 140 of about 317,323 (368)

Development of a dc-ac power conditioner for wind generator by using neural network [PDF]

open access: yes, 2011
This project present of development single phase DC-AC converter for wind generator application. The mathematical model of the wind generator and Artificial Neural Network control for DC-AC converter is derived.
Yonis Buswig, Yonis Mohammed
core  

New Developments in the Field of Production and Application of Multi‐Material Wire Arc Additive Manufacturing Components: A Review

open access: yesAdvanced Engineering Materials, EarlyView.
The utilization of direct energy deposition (DED)‐arc additive manufacturing processes in industrial applications is increasing, and these processes have the potential for multi‐material applications. This work provides a overview of the state of research in DED‐arc made functional graded structures, to establish a link to potential industrial ...
Kai Treutler, Volker Wesling
wiley   +1 more source

A Revised LRSPR Sensor with Sharp Reflection Spectrum

open access: yesSensors, 2014
In this work, we have proposed a novel long-range surface plasmon resonance (LRSPR) sensor with sharp reflection spectrum, which consists of a glass prism, a (A/B)4-type waveguide-coupled layer and a metal layer.
Yinquan Yuan, Yutang Dai
doaj   +1 more source

OTV bearing deflection investigation [PDF]

open access: yes
The primary goal of the Bearing Deflectometer Investigation was to gain experience in the use of fiber optic displacement probe technology for bearing health monitoring in a liquid hydrogen turbo pump.
Diepenbrock, R. T.   +2 more
core   +1 more source

On the Deformation Behavior of Metastable CrMnNi Steels Processed by Directed Energy Deposition in Different Temperature Regimes

open access: yesAdvanced Engineering Materials, EarlyView.
In the present study, metastable CrMnNi steels with varying chemical compositions and a concomitantly altered stacking fault energy are processed via directed energy deposition and afterwards tested via tensile tests at different temperatures. The present study shows the influence of the manufacturing process on the elemental deformation mechanisms for
Julia Richter   +8 more
wiley   +1 more source

A novel high temperature resistant Mo-Cu functional gradient coating for optic fiber Bragg grating

open access: yesResults in Physics, 2019
A novel metal gradient coating of optic fiber, which contains a molybdenum (Mo)-copper (Cu) functional gradient layer and a nickel (Ni) protective layer, is fabricated by magnetron sputtering and electroplating processes, respectively.
Jianyu He   +4 more
doaj  

Study of the Effect of Process Parameters and Heat Treatment on the Formation and Evolution of Directed Energy Deposition of IN718‐CuCrZr Interface

open access: yesAdvanced Engineering Materials, EarlyView.
Bimetallic structures of Inconel 718 and CuCrZr are fabricated using the laser powder directed energy deposition method. The study reveals a strong dependence of interface characteristics such as width and interfusion on processing and heat treatment strategies.
Hamidreza Javidrad, Bahattin Koc
wiley   +1 more source

Low Complexity Encoding Design for Fiber Optic Measurement While Drilling Communication System Based on Superposition Spinal Codes

open access: yesIEEE Access
Fiber optic communication while drilling can transmit downhole geological and engineering parameter data at high speed, serving as a crucial component of intelligent drilling. However, the complex and highly dynamic downhole environment, characterized by
Xiaoyang Yu   +4 more
doaj   +1 more source

Distributed Sensing of a Cantilever Beam and Plate Using a Fiber Optic Sensing System [PDF]

open access: yes
As the capabilities of Fiber Optic Sensing Systems continue to improve, their application to real-time distributed sensing for structural analysis and control of flexible systems is increasingly feasible.
Bilgen, Onur   +2 more
core   +1 more source

Sustainable economic development : concept, principles and management from Islamic perspective [PDF]

open access: yes, 2010
The basic concern of development in Islamic economic system is on human welfare. This is in line with the very basic objective of Islamic jurisprudence (Shari’ah ) which puts important to the welfare of the people and their relief from hardship. Economic
Ab Rahman, Asmak   +2 more
core   +1 more source

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