نتایج جستجو برای: درصد آرماتورهای frp

تعداد نتایج: 133157  

2011
Wei Li Guang Dai Feifei Long Peng Jiang Yali Wang

Study the tensile damage and fracture behavior of FRP composite materials by the acoustic emission technology, broadband sensors record the acoustic emission signals when composite materials in the process of tensile damage at different fiber angle. The acoustic emission characteristics of FRP composite materials’ tensile damage was analyzed by 3D parameter methods. Analysis the amplitude of co...

2010
Y. X. Zhang Xiaoshan Lin

In this paper, the advances of finite element methods and analyses for FRP reinforced and strengthened concrete beams in last two decades are reviewed to present a state of the art of the research of numerical analysis and modelling of FRP composite concrete beams. Future research on finite element analysis of FRP composite beams is also presented.

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه یزد 1389

در این مطالعه اثر تقویت پلیمر frp در حالات مختلف و همچنین اثر ابعاد بازشو ، بر روی ظرفیت باربری و رفتار دیوار برشی بتنی مورد بررسی قرار گرفته است. برای این منظور تعدادی دیوار برشی هم بند با ابعاد بازشوهای متفاوت در نظر گرفته شده است. دیوارهای مورد بررسی بر اساس ضوابط آیین نامه ی aci-318، از نظر میلگردهای موجود در تیر هم بند و پایه های دیوار دارای ضعف می باشد و این دیوارها نیاز به مقاوم سازی دار...

خسارت‌های گسترده در تعداد زیادی از ساختمان‌های موجود تحت برش درون صفحه، نیاز به تکنیک‌های مقاوم‌سازی سازه‌ای برای ساختمان‌های بنایی را نشان می‌دهد.FRP و شاتکریت تکنیک‌های مقاوم‌سازی هستند که می‌توانند برای تقویت و ترمیم سازه‌های بنایی استفاده شوند. دیوارهای بنایی تقویت‌شده با FRP و شاتکریت می‌توانند افزایش زیادی در مقدار برخی از پارامترهای رفتاری مثل مقاومت، جذب انرژی و سختی نشان دهند. اما مقای...

Journal: :Acta medica Okayama 1981
T Neya M Mizutani M Takaki S Nakayama

To investigate the action of motilin on the sphincter of Oddi, the flow rate of the perfusate (FRP) discharged into the duodenal lumen through the orifice of the common bile duct was measured by means of an electric drop counter in decerebrated dogs. Motilin in doses above 0.5 micrograms/kg i.v. reduced or stopped the FRP. The fifty percent recovery time of FRP was 20 min and full recovery time...

2003
Izzet Pembeci Gregory D. Hager

In previous work we presented Functional Reactive Programming (FRP), a general framework for designing hybrid systems and developing domain-specific languages for related domains. FRP’s synchronous dataflow features, like event driven switching, supported by higherorder lazy functional abstractions of Haskell allows rapid development of modular and reusable specifications. In this paper, we wil...

2007
L. L. Zhang L. Zhang

The strengthening of concrete structures externally bonded with fiber reinforced polymer (FRP) sheet is increasingly being used for repair and rehabilitation of existing structures. This paper provides information in the area of long-term durability of FRP-concrete interface externally bonded with FRP composite sheet. It mainly discusses and summarizes the influence of harsh environmental expos...

2012
Pragya Shukla Sanjiv Tokekar Suresh Jain N. S. Chaudhari C. L. Liu M. Chandwani M. Puranik Ahmad M. Ibrahim C. C. Yang J. J. Chen

In this paper a new parallel version of finding the Fuzzy Reasoning Path (FRP) using the knowledge representation model, introduced by Chandwani & Chaudhari [1] known as Fuzzy Deduction Graph (FDG) is presented. In an FDG, a systematic method of finding the Fuzzy Reasoning Path (FRP) already exists, which is based on Dijkstra's shortest path framework [2]. Our FRP algorithm is conglomerati...

Journal: :Journal of acquired immune deficiency syndromes 2009
Loic Desquilbet Joseph B Margolick Linda P Fried John P Phair Beth D Jamieson Marcy Holloway Lisa P Jacobson

CONTEXT Immunological similarities have been noted between HIV-infected individuals and older HIV-negative adults. Immunologic alterations with aging have been noted in frailty in older adults, a clinical syndrome of high risk for mortality and other adverse outcomes. Using a frailty-related phenotype (FRP), we investigated in the Multicenter AIDS Cohort Study whether progressive deterioration ...

2014
Yiyan Lu Shan Li

This paper presents the results of an experimental study into the behavior of concrete-filled steel tube columns confined by fiber-reinforced polymer (FRP). Eleven columns were tested to investigate the effects of the FRP layer number, the thickness of the steel tube and concrete strength on their load capacity and axial deformation capacity. The experimental results indicated that the FRP wrap...

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