نتایج جستجو برای: static and dynamic analysis

تعداد نتایج: 17337644  

ژورنال: مواد پرانرژی 2011
زمانی, جمال, شیخی کوهسار, علی اصغر , معتمد الشریعتی, سید هادی, کدخدا قمصری, علی,

  Abstract   In this paper, the effect of strain rate sensitivity of materials in the case of a fully clamped circular plate has been discussed introducing a new criterion called "dynamic to static collapse pressure ratio". In order to do so, a simple mass and wire model is assumed. Then, using Cowper-Symonds constitutive relation and Perrone-Bhadra Simplifications, the mean strain rate of su...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه گیلان - دانشکده علوم انسانی 1391

short story as an important literary genre in the recent decade is focused by many of young writers and literary critical with searching structure, content , artistic techniques and cognitive phenomenon of these works , we can show quantity of using some parts of storied literature from new literal techniques of the word and also we can show the usage of native, cultural and social foundation...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه فردوسی مشهد 1388

abstract following innovations in the field of elt, a new topic which has recently attracted a lot of attention is metaphor analysis. although this area of research is still in its infancy in elt, it seems that the idea can shed more light on the puzzle of english language learning and teaching. therefore, the major aim of this study is to analyze language learning and teaching in formal a...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - دانشکده علوم 1388

abstract sensitive and precise voltammetric methods for the determination of trace amounts of furaldehydes, mainly as furfural (f) and 5-hydroxymethyl-2-furaldehyde (hmf), in waste waters and other matrices is described. determination of total furaldehyde at < ?g g-1 levels in alkaline buffered aqueous media was individually investigated. by the use of ordinary swv and adsorptive square wave ...

M Mohamadifar P Mahmoudi S Ahouighazvin,

In this paper, static and dynamic behavior of a varactor of a micro-phase shifter under DC, step DC and AC voltages and effects of the residual stress on the phase diagram have been studied. By presenting a mathematical modeling, Galerkin-based step by step linearization method (SSLM) and Galerkin-based reduced order model have been used to solve the governing static and dynamic equations, resp...

ژورنال: Physical Treatments 2014

Abstract  Objective: Children with cerebral palsy have various movement and balance disorders. The lopsided anatomy of spastic cerebral palsy children, disrupt the balance function. This study was aimed to investigate the effect of core stability exercises on control of the static and dynamic posture in children with hemiplegic cerebral palsy. Materials & Methods: Participants were eight chi...

Nejati, Vahid,

Objectives: Joint supporters can caused increasing proprioceptive information. Such proprioceptive information is needed for balance. The purpose of this study was to determine the effect of soft knee support on static and dynamic balance tests in male elderly (65 years and older). Methods & Materials: Via a randomized clinical trial study design, 22 elderly were selected and divided into tw...

Journal: :روش های عددی در مهندسی (استقلال) 0
فیاض رحیم زاده رفویی و حمید سعادت نیا f. rahimzadeh rofooei and h. saadatnia

the base isolation systems are among the passive control devices that have been used over the last three decades to limit the seismic-induced response of structures. in this regard, the uniform building code provisions (ubc) has incorporated a special section for the seismic design of base isolated structures since its 1991 edition. due to the importance of the behavior of these structures unde...

Athareh Amiri, Hossein Abbaszade Tehrani, Mohammad Ali Morowatisharifabad, Mohammad Reza Vafaeenasab, Seyedeh Mahdieh Namayande,

Introduction: Balance in the elderly is one of the important issues, and imbalance can create irreparable problems for the elderly. The aim of this study was to investigate the effect of Frenkel balance exercise and aerobic exercise (walking) on improving the balance of elderly patients in Kerman province in 2016-2017.   Methods: We used a randomized block design, with 4 participants in each ...

Journal: :middle east journal of rehabilitation and health studies 0
rozita hedayati neuromuscular rehabilitation research center, rehabilitation faculty, semnan university of medical sciences, semnan, ir iran; neuromuscular rehabilitation research center, rehabilitation faculty, semnan university of medical sciences, semnan, ir iran. tel: +98-9126090589 maryam hojati shargh neuromuscular rehabilitation research center, rehabilitation faculty, semnan university of medical sciences, semnan, ir iran toktam soltani neuromuscular rehabilitation research center, rehabilitation faculty, semnan university of medical sciences, semnan, ir iran mohammad saeb neuromuscular rehabilitation research center, rehabilitation faculty, semnan university of medical sciences, semnan, ir iran raheb ghorbani research center for social determinants of health, school of medicine, semnan university of medical sciences, semnan, ir iran abdolhamid hajihasani neuromuscular rehabilitation research center, rehabilitation faculty, semnan university of medical sciences, semnan, ir iran

conclusions it seems that plantar changes have insignificant effect on static and dynamic indices evaluated by the biodex balance system. objectives the current study aimed to evaluate the relation between these structural characteristics and balance indices. patients and methods the study population was 100 male and female students from semnan university of medical sciences, semnan, iran. to e...

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