Materials engineering topic list of research papers
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Kinetics of Precipitation of Non-ideal Binary Solid-solutions in an Aqueous Medium
Abstract We have developed a formalism which accounts for the kinetics of precipitation of binary non-ideal solid-solutions, and includes nucleation, growth and/or re-dissolution processes. It allows prediction of the time evolution of the aqueous...
2017 / Claudine Noguera, Bertrand Fritz, Alain Clément -
Finite Element Analysis of Laminated Composite Skewed Hypar Shell Roof Under Oblique Impact with Friction
Abstract Impact of foreign objects on laminated composite has become a great concern despite its other advantages. Hypar (hyperbolic-paraboloid), a preferred shell roof geometry is frequently subjectedto such impacts. In most of the practical...
2017 / Sanjoy Das Neogi, Amit Karmakar, Dipankar Chakravorty -
Priority Rule-based Planning Approaches for Regeneration Processes
Abstract Regeneration comprises the maintenance, repair and overhaul (MRO) of complex capital goods such as jet engines, wind turbines and stationary gas turbines. Service providers of such regeneration processes face many challenges, including the...
2017 / Luise-Sophie Hoffmann, Thorben Kuprat, Carolin Kellenbrink, Matthias Schmidt, Peter Nyhuis -
Implementation of the Additive Technology to the Design and Manufacturing of Vibroisolators with Required Filtering
Abstract The 3D printing technology of selective laser melting is described for the synthesis of a light weight vibro-isolating system. The original design of this system manufactured by casting material is based on a grid-like steel structure that...
2017 / V.G. Smelov, A.V. Sotov, A.V. Agapovichev, M.M. Laktionova, T.M. Tomilina -
IGBT Thermal Stress Reduction Using Advance Control Strategy
Abstract Next-generation advances in stress control strategy will enable renewable energies, such as solar energy, to become more reliable and available. Critical components, such as power electronics, present uncertainties to the system control in...
2017 / Payam Soulatiantork, Alireza Alghassi, Marco Faifer, Suresh Perinpanayagam -
A Solution for Updating Firmware of Target Simulator through Wireless Network
Abstract In this paper, we present an architecture that allows the underwater acoustic target simulator to update the firmware and be controlled through a wireless method. It is a useful and desirable way for research activities allowing researchers ...
2017 / Tianze Yu, Lijun Jiang, Chao Song -
Vibration Modes of Piezoelectric Diaphragms for Ultrasonic Microsensors and Influence of Top Electrodes
Abstract Vibration modes of MEMS piezoelectric diaphragms responding to an ultrasound pulse were investigated and influence of top electrodes to the vibration modes was discussed. The top electrode has a centrosymmetric shape divided into inner part ...
2017 / Kaoru Yamashita, Tomoki Nishioka, Taiki Nishiumi, Minoru Noda -
A Critical Discussion of Salt Weathering Laboratory Tests for Assessment of Petrological Features Susceptibility
Abstract It is presented a discussion of several features of salt weathering tests with relevance to assessment of stone susceptibility to these rock-solutions interaction processes.
2017 / Carlos Alves, Carlos Figueiredo, António Maurício -
Development of Haptic Button Based on Electro Active Polymer Actuator
Abstract In this paper, we present the study of haptic circular buttons, providing force restitution or vibration sensations when they are touched by the user. A FEM (finite element method) model was developed, to predict the frequency and the...
2017 / P. Poncet, F. Casset, A. Latour, F. Domingues Dos Santos, R. Gwoziecki, et al. -
Improvement of Viscoelastic Damping for the Hertz Contact of Particles Due to Impact Velocity
Abstract One of the most important task in application of the Discrete Element Method (DEM) to simulation of geomaterials is the adequacy of description of contact between interacting mineral particles. In most of the cases the elastic force is...
2017 / Evaldas Zdancevičius, Rimantas Kačianauskas, Darius Zabulionis -
Modelling and Simulation of a Thermal Flow Sensor for Determining the Flow Speed and Thermal Properties of Binary Gas Mixtures
Abstract A thermal flow sensor has been reported to measure simultaneously the thermal conductivity and flow speed of binary gas mixtures. It features low power consumption and a simple geometry. In this work, by means of 3D modelling and numerical...
2017 / Y.Q. Zhu, C.J. Hepp, G.A. Urban -
New Optical Approach of SAW Delay Line Characterization
Abstract Surface acoustic wave devices are usually characterized solely through their electrical parameters. Mechanical displacements can also be numerically computed using finite element software. In this paper, we show that this characterization...
2017 / Lyes Djoumi, Nikolay Smagin, Meddy Vanotti, Dame Fall, Etienne Herth, et al. -
Torsional Wave Propagation in an Initially Stressed Anisotropic Heterogeneous Crustal Layer Lying Over a Viscoelastic Half-space
Abstract The present paper is concerned with the study of propagation of torsional surface waves in a non-homogeneous crustal layer under initial stress overlying a viscoelastic half-space. In the layer directional rigidities and density are...
2017 / Santimoy Kundu, Alka Kumari -
Development of a System Concept for Miniaturized Cardiovascular Multi Sensor Implants
Abstract Long-term monitoring of hemodynamics can be achieved by an implantable and telemetric multi sensor system. A concept to realize a system with high miniaturization level is presented. The requirements regarding a multifunctional transponder...
2017 / Özgü Dogan, Christian Walk, Jens Weidenmueller, Pierre Gembaczka, Alexander Stanitzki, et al. -
Numerical Analysis of Phenomena During Progressive Hardening of Tool Steel Elements for Cold Work
Abstract The the paper was presented numerical analysis of progressive hardening tool steel for cold work. Numerical algorithm of thermal phenomena based on the finite element method solution, the formulation Petrov-Galerkin, heat conduction...
2017 / Tomasz Domański, Adam Bokota -
Development of Control System for Vibratory Grinding Process
Abstract Grinding is usually the last operation applied to the workpiece and hence deviations of the geometry and surface finish are not allowed because even finishing operation generally do correct workpiece geometry. Therefore it is imperative to...
2017 / Ewad Heisum Checkley Michael, Batako DL Andre -
Multiple quasicrystal approximants with the same lattice parameters in Al-Cr-Fe-Si alloys2017 / Zhanbing He, Hua Li, Haikun Ma, Guowu Li
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High Temperature Dynamic Characterization of an Aluminum Alloy with Modified Kolsky Bar
Abstract In this work, the dynamic mechanical behavior of AA2219 aluminum alloy was investigated at high temperature. Experiments were carried out at a strain rate of 4500 s-1 and in the temperature range from room temperature to 0.75 T ...
2017 / V. Pare, P. Puthoor, K.N. Jonnalagadda, S.V.S.N. Murty -
Mechanisms of Serpentinization Utilizing Olivine–Plagioclase–H2O System under Hydrothermal Conditions
Abstract Silica activity influences the reaction pathways that may occur during serpentinization. At the crust–mantle boundary, silica activity and mass transfer are expected to increase. In this study, hydrothermal ‘tube-in-tube’ experiments...
2017 / Ryosuke Oyanagi, Atsushi Okamoto, Noriyoshi Tsuchiya -
Numerical Analysis of a Modified Type Pulse Tube Refrigerator
Abstract The loss generated due to direct current gas flow in pulse tube refrigerator (PTR) is one of the major problems which significantly affect the cooling performance. It generates temperature fluctuation at the cold end of the PTR. A new type...
2017 / Sachindra Kumar Rout, Arun Kumar Behura, Sisir Dalai, Ranjit Kumar Sahoo