Materials engineering topic list of research papers
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Design and Optimization of Press Bend Forming Path for Producing Aircraft Integral Panels with Compound Curvatures
Abstract In order to find out the optimal press bend forming path in fabricating aircraft integral panels, this article proposes a new method on the basis of the authors' previous work. It is composed of the finite element method (FEM) equivalent...
2010 / Yan Yu, Wan Min, Wang Haibo, Huang Lin -
Compound Control for Hydraulic Flight Motion Simulator
Abstract The design of a compound control is presented for the servo system of hydraulic flight motion simulator, which suffers from highly nonlinear dynamics, large parameter time-variation and severe load coupling among channels. The compound...
2010 / Wang Benyong, Dong Yanliang, Zhao Keding -
Effects of Alloying Elements Ti, Cr, Al, and Hf on β-Nb5Si3 from First-principles Calculations
Abstract The energy, lattice parameters, electronic structures, and elastic constants of the intermetallic compound β-Nb5Si3 alloyed by Ti, Cr, Al, and Hf elements are investigated using first-principles methods based on plane-wave pseudopotential...
2009 / Yongwang Kang, Yafang Han, Shiyu Qu, Jinxia Song -
New Neural Network Response Surface Methods for Reliability Analysis
Abstract This article presents two new kinds of artificial neural network (ANN) response surface methods (RSMs): the ANN RSM based on early stopping technique (ANNRSM-1), and the ANN RSM based on regularization theory (ANNRSM-2). The following...
2011 / Yuan REN, Guangchen BAI -
Fatigue Life Predictions of Metal Matrix Composites Using Artificial Neural Networks2014 / I. Uygur, A. Cicek, E. Toklu, R. Kara, S. Saridemir
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Mechanical properties of stabilized zirconia nanocrystalline EB-PVD coating evaluated by micro and nano indentation2013 / Meysam Keshavarz, Mohd Hasbullah Idris, Norhayati Ahmad
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Performance and Economic Analysis of Hybrid PVT Collectors in Solar DHW System
Abstract Performance of different concepts of solar hybrid PVT liquid collectors has been analyzed for domestic hot water application in a block of flats. A comparison with conventional installation of photovoltaic (PV) and photothermal (PT) solar...
2014 / Tomas Matuska -
Simulation Platform for Multiscale and Multiphysics Modeling of OLEDs
Abstract We present a simulat ion platform which serves as an integrated fra mework for mu ltiscale and mu ltiphysics modeling of Organic Light Emitting Diodes (OLEDs) and their co mponents. The platform is a imed at the designers of OLEDs with...
2014 / M. Bogdanova, S. Belousov, I. Valuev, A. Zakirov, M. Okun, et al. -
Correlation of Process Parameters and Part Properties in Laser Sintering using Response Surface Modeling
Abstract Due to the advancements during the last decade, the laser sintering process has achieved a high technical level, allowing for Rapid Manufacturing in some applications. However, processes still show poor repeatability of part quality,...
2012 / Andreas Wegner, Gerd Witt -
New applications of a generalized Hooke’s law for second gradient materials
Abstract We provide analytical solutions to the problems of a circular bending of a beam in plane strain and the torsion of a non-circular cross-section beam, the beams obeying a second-gradient elasticity law proposed by the author, following a...
2015 / K. Enakoutsa -
Experimental Results of Gradual Porosity Wire Mesh Absorber for Volumetric Receivers
Abstract Concentrated Solar Power (CSP) market is focused in the cost reduction by means of increasing efficiencies and reducing the investment, installation and, operation and maintenance costs. In Concentrated Solar Power with Central Receiver...
2014 / A.L. Avila-Marin, M. Alvarez-Lara, J. Fernandez-Reche -
Chip Root Analysis after Machining Carbon Fiber Reinforced Plastics (CFRP) at Different Fiber Orientations
Abstract Machining carbon fiber reinforced plastics (CFRP) is currently being heavily investigated. The main drivers come from the aviation and automotive industry. Current drilling and milling tool geometries exhibit immense wear resulting in the...
2014 / Robert Voß, Marcel Henerichs, Friedrich Kuster, Konrad Wegener -
Evaluation of Linear Axis Motion Error of Machine Tools Using an R-test Device
Abstract The existing accuracy test standard for machining centers (ISO10791) is being revised in order to add a test method for five-axis machining centers. In the revised part of the standard (ISO10791-6), simultaneous three-axis interpolation...
2014 / Yamaji Masashi, Naoki Hamabata, Yukitoshi Ihara -
Quasi-static and Dynamic Fracture of High-strength Aluminium Alloy
Abstract The quasi-static and dynamic fracture behaviour of the high-strength aluminium alloy AA7075-T651 was studied by material testing over a wide range of stress states and dynamic impact testing using different shapes of the projectile. Rolled...
2014 / O.S. Hopperstad, T. Børvik, M. Fourmeau, K.O. Pedersen, A. Benallal -
Numerical Analysis of Sub-critical Crack Growth in Particulate Ceramic Composites
Abstract The strength of glass or ceramic containing materials can be affected by the environment (“stress corrosion”). Under applied stress, crack-like defects may grow (sub-critically) for stress intensity factors, KI, below the fracture toughness ...
2014 / Z. Majer, M. Pletz, C. Krautgasser, L. Náhlík, P. Hutař, et al. -
WC/C Coating Protection Effects on 7075-T6 Fatigue Strength in an Aggressive Environment
Abstract Thin hard coatings are typically employed to improve surface material characteristics such as hardness, wear and contact fatigue resistance, and friction behavior. Their effect on the component fatigue strength may vary, depending on the...
2014 / Sergio Baragetti, Riccardo Gerosa, Francesco Villa -
Advanced Notch Strain Approach for Fatigue Calculation of Welded Components
Abstract The calculation methods for assessing the fatigue life of welded structures are gaining increasing importance in many technical applications, since they contribute in the decrease of the development costs and time. In various engineering...
2014 / Georgios Savaidis, Michail Malikoutsakis -
Multiscale Numerical Study of Fracture and Strength Characteristics of Zirconium Alumina Concrete with Use of the Particle-based MCA Method
Abstract In the present paper the multiscale approach to the construction of multiscale rheological models of brittle materials with heterogeneous internal structure is implemented within the numerical method of movable cellular automata (MCA)....
2014 / Aleksandr Grigoriev, Evgeny Shilko, Vladimir Skripnyak, Alexey Smolin, Sergey Psakhie -
Evaluating Parallel Programming Tools to Support Code Development for Accelerators
Abstract As the Pawsey Centre project continues, in 2013 iVEC was tasked with deciding which accelerator technology to use in the petascale supercomputer to be delivered in mid 2014. While accelerators provide impressive performance and efficiency,...
2014 / Rebecca Hartman-Baker, Valerie Maxville, Daniel Grimwood -
Topology Optimization of an Asymmetric Elliptical Cone Subjected to Blast Loading
Abstract This paper describes a numerical procedure for the blank shape design of thin aluminum components achieved by explosive forming. The objective is to specify the initial blank shape considering the geometry of the final product. The...
2015 / S. Izman, A. Farokhi Nejad, R. Alipour, M.N. Tamin, F. Najarian