نتایج جستجو برای: finite element fe analysis

تعداد نتایج: 3176569  

پایان نامه :وزارت بهداشت، درمان و آموزش پزشکی - دانشگاه علوم پزشکی و خدمات بهداشتی درمانی استان قزوین - دانشکده دندانپزشکی 1389

چکیده ندارد.

Journal: :journal of structural engineering and geo-techniques 2015
ali tayaran mahmood hosseini

in this paper a new isolating system is introduced for short to mid-rise buildings. in comparison to conventional systems such as lrb and hrb, the proposed system has the advantage of no need to cutting edge technology and has low manufacturing cost. this system is made up of two orthogonal pairs of pillow-shaped rollers that are located between flat bed and plates. by using this system in two ...

Journal: :journal of dental research, dental clinics, dental prospects 0
rami shurbaji mozayek department of fixed prosthodontics, faculty of dentistry, damascus university, damascus, syria. mirza allaf professor, department of fixed prosthodontics, faculty of dentistry, damascus university, damascus, syria. mohammad bassam abuharb lecturer, department of mechanical design, faculty of electric and mechanical engineering, damascus university, damascus, syria.

background and aim of study: long span is seen in many clinical situations, treatment planning options of these cases are difficult and may require: fpd, rpd or isp. each option has its own disadvantages: mechanical, patient relief and cost respectively. this article will evaluate the stress distribution of another treatment option which is adding a single supporting implant to the fpd by using...

Journal: :international journal of advanced design and manufacturing technology 0
mehdi zohour

in this paper, first design and analysis history of full metal cng cylinders for vehicle are investigated. next with respect to the cng worldwide standards, a full metal type cylinder is designed and analysed. then the numerical analysis results and practical results are compared, and the correctness of the investigation is verified. in the end, the most suitable alloy with respect to the dimen...

Journal: :journal of dentistry, tehran university of medical sciences 0
mahasti sahabi assistant professor, department of prosthodontics, school of dentistry, shahid beheshti university of medical sciences, tehran, iran ; dental research center, research institute of dental sciences of shahid beheshti, university of medical sciences, tehran, iran. mehdi adibrad periodontist, department of periodontology, school of dentistry, isfahan university of medical science, isfahan, iran. fatemeh sadat mirhashemi dental research center, research institute of dental sciences of shahid beheshti, university of medical sciences, tehran, iran ; msc, ph.d student, mechanics of agricultural engineering, ferdowsi university of mashhad, mashhad, iran. sareh habibzadeh assistant professor, department of prosthodontist, tehran university of medical sciences, international campus, dental school, tehran, iran.

the purpose of this study was to determine the influence of platform switching on stress distribution of two different implant systems using three-dimensional (3d) finite element models.six 3d finite element models were created to replicate two different implant systems with peri-implant bone tissue, in which six different implant-abutment configurations were represented: model xive-a: 3.8-mm-d...

2012
A. Abdulle

In this paper Monte Carlo Finite Element (MC FE) approximations for elliptic homogenization problems with random coefficients which oscillate on n ∈ N a-priori known, separated length scales are considered. The convergence of multilevel MC FE (MLMC FE) discretizations is analyzed. In particular, it is considered that the multilevel FE discretization resolves the finest physical length scale, bu...

Journal: :Multiscale Modeling & Simulation 2013
Assyr Abdulle Andrea Barth Christoph Schwab

In this paper Monte Carlo Finite Element (MC FE) approximations for elliptic homogenization problems with random coefficients which oscillate on n ∈ N a-priori known, separated length scales are considered. The convergence of multilevel MC FE (MLMC FE) discretizations is analyzed. In particular, it is considered that the multilevel FE discretization resolves the finest physical length scale, bu...

2005
Eiji NAKAMACHI

A crystallographic homogenization procedure is introduced to the conventional static-explicit and dynamic-explicit finite element formulation to develop a multi scale – double scale – analysis code to predict the plastic strain induced texture evolution, yield loci and formability of sheet metal. The double-scale structure consists of a crystal aggregation – micro-structure and a macroscopic el...

Journal: :Journal of Applied Mechanics 1975

2003
Yong-Joe Kim Ray W. Herrick Stuart Bolton

It has been shown experimentally that the vibration of a tire in the region near the contact patch can be represented by a set of decaying waves, each associated with a particular crosssectional mode. Thus, a tire can be modeled as a lossy waveguide in which decaying waves propagate in the circumferential direction. It may therefore be computationally efficient to analyze tire vibration, especi...

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