نتایج جستجو برای: plate geometry

تعداد نتایج: 216153  

A Chakrabarti, A.H Sheikh S.K Singh,

Vibration of laminated composite and sandwich plate under thermal loading is studied in this paper. A refined higher order theory has been used for the purpose. In order to avoid stress oscillations observed in the implementation of a displacement based finite element, the stress field derived from temperature (initial strains) have been made consistent with total strain field. So far no study ...

Amin Reza Noghrehabadi Ebrahim Hajidavaloo Farshad Torabi, Mojtaba Moravej Moravej

The geometry of a collector is one of the important factors that can increase the incident radiation on the collector surface. In the present study, the incident radiation for a stationary collector with cone geometry, i.e. a conical collector, is theoretically and experimentally investigated. This type of collector is always stable and does not need a fixture to install. Moreover, it has a...

2007
Simon Richards Gordon Lister Brian Kennett

[1] Geoscientists use plate tectonics to explain many aspects of both continental evolution and evolution of the planet as a whole. The subduction of material at convergent plate boundaries forms a fundamental component to the theory of plate tectonics. Plates, continents, subduction zones, and spreading centers all exhibit motion and geometric evolution, so to try and resolve the past geometri...

2014

In the present investigation, free vibration of functionally graded material (FGM) skew plates under thermal environment is studied. Kinematics equations are based on the Reddy’s higher order shear deformation theory and a nine noded isoparametric Lagrangian element is adopted to mesh the plate geometry. The issue of C1 continuity requirement related to the assumed displacement field has been c...

2013

The methodology for building deforming regions into global plate reconstructions builds on the continuously closing plates framework described by Gurnis et al. (2012). Plates are defined within the open-source software GPlates (Boyden et al., 2011) by building polygons from a series of lines defining plate boundaries. The lines can move independently, so that the geometry of plate polygons cont...

2017
Mikhail A. Povolotskiy Elena G. Kuznetsova Timur M. Khanipov

We propose a fast plate segmentation algorithm for automatic license plate recognition systems which is stable to plate rectangle localization inaccuracies and image brightness distortions. The algorithm uses a priori information about the geometry of standard plate types and additionally makes adjustments to symbols positions through localization errors estimation and correction. We introduce ...

Journal: :Walailak Journal of Science and Technology 2021

An electric field in the dielectric barrier electrode system is necessary for ozone production because produced by discharge of O2 under a high-intensity field. The gas plasmas contain energetic particles, such as electrons, ions, atoms, and radicals. recombination O atom plasma will form O3. In this paper, dependence DC formation on geometry gap between electrodes materials were examined using...

Journal: :Optics letters 2005
G Dolling C Enkrich M Wegener J F Zhou C M Soukoulis S Linden

We study the optical properties of metamaterials made from cut-wire pairs or plate pairs. We obtain a more pronounced optical response for arrays of plate pairs, a geometry that also eliminates the undesirable polarization anisotropy of the cut-wire pairs. The measured optical spectra agree with simulations, revealing negative magnetic permeability in the range of telecommunications wavelengths...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علم و فرهنگ - دانشکده مهندسی عمران 1393

با توجه به استفاده روزافزون قاب های خمشی مرکب و تاثیر جزییات اتصال تیر و ستون در رفتار اتصالات ستون بتنی و تیر فولادی (rcs)، در این تحقیق به بررسی عملکرد تیر متعامد در این نوع اتصالات پرداخته شده است که بدین منظور از 25 مدل با جزییات مختلف استفاده شده است. در این مطالعه علاوه بر تاثیر تیر متعامد، سایر جزییات موجود در اتصال نیز مورد بررسی قرار گرفته است. در این راستا به بررسی برخی دیگر از جزییات...

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