نتایج جستجو برای: پروفیلهای کامپوزیتی frp

تعداد نتایج: 5898  

2015
J. F. Dong

This paper presents experimental research on the fatigue and post-fatigue static behaviour of reinforced concrete beams strengthened with glass or carbon fibre reinforced polymer (FRP) sheets placed either vertically or obliquely. All beams for fatigue tests were subjected to four-point bending for one million cycles with a frequency of 5 Hz. The results show that the FRP sheets can be used to ...

2010
S. J. Kim S. T. Smith

A detailed understanding of the strength and behaviour of the bond between fibre-reinforced polymer (FRP) composites to metals is an ongoing field of research. The many different geometrical and material parameters make for extensive research demands. This paper in turn reports a series of tests on the shear strength and behaviour of FRP-to metal joints in which the main test parameters, which ...

2015
Jiangfeng Dong Qingyuan Wang Zhongwei Guan

This paper presents experimental research on reinforced concrete (RC) beams with external flexural and flexural–shear strengthening by fibre reinforced polymer (FRP) sheets consisting of carbon FRP (CFRP) and glass FRP (GFRP). The work carried out has examined both the flexural and flexural–shear strengthening capacities of retrofitted RC beams and has indicated how different strengthening arra...

Journal: :journal of rehabilitation in civil engineering 2014
muhammad abbassi hooshang dabbagh

fiber reinforced polymers (frp) have widely used for the purposes of enhances strength and ductility of concrete columns. proper design of such hybrid columns, however, requires a better recognition of the behavior of concrete columns confined with frp. in this paper, the influence of frp thickness, concrete compressive strength, and column size on the performance of eccentrically loaded reacti...

2014
David Peterson Jun Wang Charles Ichoku Vincent Ambrosia Edward Hyer

A sub-pixel-based calculation of fire radiative power from MODIS observations: 1 Algorithm development and initial assessment" (2013). a b s t r a c t a r t i c l e i n f o Keywords: Fire Wildfire Biomass burning Fire radiative power (FRP) MODIS Fire area Fire temperature Sub-pixel Fire detection Airborne Developed as a quantitative measurement of fire intensity, fire radiative power (FRP) and ...

2000
Laura De Lorenzis Antonio Nanni

Disclaimer The contents of this report reflect the views of the author(s), who are responsible for the facts and the accuracy of information presented herein. This document i s disseminated under the sponsorship of the Center for Infrastructure Engineering Studies (CIES), University of Missouri-Rolla, in the interest of information exchange. CIES assumes no liability for the contents or use the...

Journal: :مهندسی عمران فردوسی 0
حمید کریمی زاده محمدرضا افتخار

the use of polymer composite (frp) as a reinforcement material for the repair and strengthening of important components of reinforced concrete structures, particularly columns, has found wide spread. in this study, the effect of intermediate layer on improving the confinement behavior of reinforced concrete columns has been investigated. to achieve the objectives of the study, 14 cylindrical re...

2015
G. Baldassarre L. Pozzoli C. C. Schmidt A. Unal T. Kindap W. P. Menzel S. Whitburn P.-F. Coheur A. Kavgaci J. W. Kaiser

Among the atmospheric emission sources, wildfires are episodic events characterized by large spatial and temporal variability. Therefore, accurate information on gaseous and aerosol emissions from fires for specific regions and seasons is critical for air quality forecasts. The Spinning Enhanced Visible and Infrared Imager (SEVIRI) in geostationary orbit provides fire observations over Africa a...

2005
Christopher J. Colloca Richard N. Hinrichs

a Masters Candi Kinesiology, Exe Arizona State Un Chiropractic Cente b Associate Prof Sports Science R Tempe, Ariz. Sources of supp Submit requests of the Art Chiropr Phoenix, AZ 8504 Paper submitted 2004. 0161-4754/$30. Copyright D 20 doi:10.1016/j.jm Objectives: The aim of this study was to review the biomedical literature to ascertain the biomechanical and clinical significance of the lumbar...

2002
Xinbao Yang Antonio Nanni Stephen Haug Chung Leung Sun

Fiber reinforced polymer (FRP) laminates are being used as external reinforcement for strengthening concrete members. The performance of unidirectional FRP laminates is highly dependent on fiber orientation with respect to applied load direction. In the case of fabrication by manual lay-up, it is possible to have fiber plies installed with improper orientation. In this project, the degradation ...

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