نتایج جستجو برای: axially functionally graded
تعداد نتایج: 79811 فیلتر نتایج به سال:
this paper deals with local buckling analysis of rectangular functionally graded material plates using finite strip method and based on classical plate theory. the modulus of elasticity of the plate is assumed to vary according to a power-law distribution in terms of the volume fractions of the constituents. the principle of minimum total potential energy is employed to obtain stiffness and sta...
This article presents a new analysis of the vibration characteristics open-edge cracks for graded moving beams under thermal load. The material property gradient is based on distribution power law in direction beam thickness. equation obtained depending precept Hamilton and resolved by extension Galerkin’s approach. A rotational spring used to represent cracking beam. effects axial velocity, in...
In this paper, the modified couple stress theory is used to study vibration analysis of functionally graded rectangular micro-plates. Considering classical and first order plate theories, the couple governing equations of motion are obtained by using the Hamilton’s principle. Considering an assumed mode method, the accurate size dependent natural frequencies are established for simply supported...
Safety analysis has been done for the torsion of a functionally graded thick-walled circular cylinder under internal and external pressure subjected to thermal loading. In order to determine stresses the concept of Seth’s transition theory based on generalized principal strain measure has been used. This theory simplifies the set of mechanical equations by mentioning the order of the measure of...
Charpy impact energy of functionally graded steels in the form of crack arrester configuration was investigated. Functionally graded steels which contain layers of ferrite, austenite, bainite and/or martensite could be produced by electroslag remelting. The results showed that notch tip position and the distances of notch with respect to the bainite and martensite layers significantly affect th...
Bu çalışmada; eksenel yönde fonksiyonel derecelenmiş malzemeli, doğru eksenli kolonların burkulma yükü Tamamlayıcı Fonksiyonlar Yöntemi (TFY) ile incelenmiştir. Burkulma davranışını idare eden birinci mertebeden kanonik denklemler, Euler-Bernoulli (BKT) ve Timoshenko kiriş teorilerine (TKT) dayalı olarak denge denklemleri yardımıyla elde edilmiştir. Adi diferansiyel denklem takımları, Python di...
This study presents a novel approach for addressing dynamical characteristics of fluid conveying axially functionally graded pipes. The variation material properties the pipe along axial direction is taken into account according to power-law function. Owing unified expression displacement field, developed model can be recast classical Euler – Bernoulli and Timoshenko tube models as well newly h...
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