Examples of using Functionally graded in English and their translations into Portuguese
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Optimization and manufacturing of piezoelectric devices with functionally graded….
Fabrication of cutting tools from functionally graded materials using Spark Plasma….
Functionally graded materials are particularly suitable for the construction of shells.
Optimisation of lightweight functionally graded structure for high impact resistance.
So it is a kind of new method for manufacturing inorganic compound high temperature materials and FGM(Functionally Graded Materials) Characteristic.
Bamboo is a functionally graded material(fgm) due to the progressive distribution of the fibers across its wall thickness.
As most of these structures are subjected to dynamic loads,it is important to study the dynamic behavior of shells made of functionally graded materials.
Typically, a 50/50 WCu formulation has been used for the functionally graded material core, and a 15/85 WCu formulation has been used for the surrounding body.
Design of functionally graded materials different from the traditional method of design material, which is mainly based on the structure of the environment needed to design composition distribution.
A material that can meet several of these requirements simultaneously is the so called functionally graded material, where the material properties vary continuously in one or more directions.
Tungsten copper functionally graded is metal-matrix-composite mount is made of a minimum of two metal compositions and has at least two discrete portions in the x-y plane.
He has made several contributions in the areas of random vibrations, solid mechanics of composite material,semi-inverse problems of vibrations and stability, functionally graded material structures and nanotechnology.
Technical developments using functionally graded materials(FGMs) push the performance envelope of copper/tungsten to thermal conductivity levels around 320 W/mK.
However, apart from materials, I believe there is an even more pervasive technology gap- one that exists between the CAD andthe 3D printer and hinders functionally graded materials as well as full-color printing and microstructures.
The point was that lacking simulation and analysis of functionally graded materials, the practicality of using advanced material capabilities are somewhat limited.
Functionally graded material configurations can be center mounted(b), edge-mounted and constrained from three sides(c), or the function core can be constrained using an open-pocket configurationd.
Bamboo is a natural, local, renewable and abundant lignocellulosic material, important to mitigate greenhouse gases emissions.it is characterized by the multidimensional functionally graded structure and for its long fiber reinforced porous matrix.
Development of tungsten-copper functionally graded material is due along with the development of high-tech aerospace and other fields, the material requirements more stringent.
The heat-resistant ceramics and metals can not meet a single homogeneous materials such harsh working conditions, must develop a new material to meet the requirements of aerospace technology development, tungsten,copper functionally graded material is presented in this context.
Tungsten copper FGM(Functionally Graded Material) has many processes, mainly include PM(Powder Metallurgy), plasma spraying, vapor deposition and SHS Self-propagation High-temperature Synthesis.
This master¿s thesisanalyses the free and forced nonlinear vibrations of a simply supported functionally graded cylindrical shell which the material¿s properties are described by gradient¿s law along the shell¿s thickness.
See also Functionally graded materials(FGM) which are composite materials where the composition or the microstructure are locally varied so that a certain variation of the local material properties is achieved.
The effects of the internal fluid, that is incompressible, irrotational and inviscid and it has been described as a potential velocity toconsider the fluid-structure interaction, and the influence of a thermal field in the nonlinear dynamic behavior of the functionally graded cylindrical shell will be investigated.
Functionally graded material configurations can be center mounted(b), edge-mounted and constrained from three sides(c), or the function core can be constrained using an open-pocket configurationd.
With the high rate of heat generation power microwave semiconductor device continued miniaturization of highly integrated, high-power development caused by the existing homogeneous tungsten-copper composite material is difficult to meet the electronic substrate in a good heat dissipation,low coefficient of thermal expansion close two requirements while functionally graded material is considered an effective way to solve this problem.
Functionally graded materials for laser-diode mounts have been manufactured using standard WCu grade formulations for the surrounding body of the mount and higher-copper-content formulations for the functional core.
Currently, the process for producing tungsten-copper functionally graded materials mainly infiltration method, powder metallurgy, plasma spraying method, a vapor deposition method and SHS combustion synthesis and so on.
Tungsten copper functionally graded material design objective is to get the best materials and compositional distribution, optimize their size and distribution of thermal stress in the course of preparation and service produced.
In order to prepare tungsten copper functionally graded material with the best performance, while reducing the blindness prepared prior to the preparation of graded material, it is necessary first of FGM reasonable thermal stress relaxation design.
Tungsten copper functionally graded material means one side is pure tungsten or high tungsten content material, another side is pure copper or high copper content alloy, the middle gradient change transition, tungsten, copper gradient material thus produced has a very specific function and a good prospect.