نتایج جستجو برای: lateral impact

تعداد نتایج: 881468  

In this research, the numerical and experimental analysis of the carbon fiber composite lattice conical structure has been performed to assess the buckling stability of the structure before and after the lateral impact. In the experimental analysis, the carbon fiber composite lattice conical structure was constructed with the winding method and using elastic molds and metal mandrel. In or...

Journal: :journal of agricultural science and technology 2010
s. kouchakzadeh

most previous laboratory studies of local scour at bridge abutments were performed in rectangular channels in which the distributions of flow velocity and bed shear stress were considered uniform in the transverse direction. in reality however, bridge abutments are usually located in the floodplain zone of rivers where velocity and shear stress distributions are directly affected by the lat...

Journal: :IOSR Journal of Electronics and Communication Engineering 2012

ژورنال: علوم آب و خاک 2001
کوچک زاده, صلاح ,

Bridge abutments are usually located in the floodplain zone of rivers where velocity and shear stress are not uniformly distributed. The influence of channel geometry and lateral momentum transfer in compound flow field on the scouring phenomenon has not been fully investigated and understood yet. The impact of lateral momentum transfer on the local scour at abutments terminating in the floodpl...

کوچک زاده, صلاح ,

Bridge abutments are usually located in the floodplain zone of rivers where velocity and shear stress are not uniformly distributed. The influence of channel geometry and lateral momentum transfer in compound flow field on the scouring phenomenon has not been fully investigated and understood yet. The impact of lateral momentum transfer on the local scour at abutments terminating in the floodpl...

Journal: :CoRR 2017
Qingsheng Luo Chenyang Zhou Yan Jia Jianfeng Gao Fangzheng Liu

This paper aims to present a stability control strategy for quadruped robot under lateral impact with the help of lateral trot. We firstly propose five necessary conditions for keeping balance. The classical four-neuron Central Pattern Generator (CPG) network with Hopf oscillators is then extended to eight-neuron network with four more triggerenabled neurons, which controls the lateral trot. Wi...

پایان نامه :وزارت بهداشت، درمان و آموزش پزشکی - دانشگاه علوم پزشکی و خدمات بهداشتی درمانی مشهد - دانشکده دندانپزشکی 1393

چکیده مقدمه: پیوند استخوان شکاف آلوئل ماگزیلا، یک عمل ظریف و حساس جهت جبران نقص (vip-ct) موجود بوده که یکی از عوامل مهم در موفقیت آن پوشش مناسب پیوند می باشد. فلپ روش جدیدی جهت vascularized interpositional periosteal- connective tissue بازسازی تک مرحله ای نقص های وسیع بافت نرم همزمان با پیوند استخوان می باشد. هدف از مطالعه برای پوشش lateral sliding و vip-ct حاضر مقایسه میزان موفقیت و عوارض...

Journal: :iranian journal of neurology 0
hosein shamshiri resident, department of neurology, shariati hospital, tehran university of medical sciences, tehran, iran. mohammad reza eshraghian professor, department of statistics and epidemiology, school of health, tehran university of medical sciences, tehran, iran nastaran ameli department of biostatistics and epidemiology, tehran university of medical sciences, tehran, iran shahriar nafissi associate professor, department of neurology, shariati hospital, tehran university of medical sciences, tehran, iran

background: as a disease of motor nervous system (motor neuron  disease), amyotrophic  lateral  sclerosis (als)  has  a great  impact  on  several  aspects  of  quality  of  life (qol). generic questionnaires of qol do not address all the especial features  of als and  therefore  translation  and  validation of disease specific questionnaires such as amyotrophic lateral sclerosis assessment  qu...

Journal: :Journal of applied mechanics 1998

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