نتایج جستجو برای: frp laminate

تعداد نتایج: 5682  

2012
Emidio NIGRO Giuseppe CEFARELLI Antonio BILOTTA

Several building codes are available for the design of concrete structures reinforced with FRP; nevertheless knowledge on their structural behavior in case of fire is lack and no reliable design method is available. The experimental data available in the literature about the behavior of fiber-reinforced composite materials as well as of concrete slabs reinforced with FRP bars or grids at high t...

2016
Boyan I. Mihaylov

Tests of deep concrete beams with internal fiber-reinforced polymer (FRP) reinforcement have shown that such members can exhibit lower shear strength than members with conventional steel reinforcement. To model this effect, the current paper proposes an approach based on a two-parameter kinematic theory (2PKT) for conventional deep beams. The 2PKT is built on a kinematic model with two degrees ...

2011
Edward Amsden

Functional Reactive Programming (FRP) provides a conceptual framework for implementing reactive systems. It is a relatively recent model of programming, but has already been explored, implemented, and optimized in several useful ways. We survey the literature on FRP, its implementation, optimization, and uses, and present ideas for further research, along with some examples.

2006
S. Feih Z. Mathys A. G. Gibson

Thermo-mechanical models are presented for predicting the time-to-failure of polymer laminates loaded in tension or compression and exposed to one-sided radiant heating by fire. Time-to-failure is defined as the time duration that a polymer laminate can support an externally applied load in a fire without failing. The models predict the temperature rise and through-thickness temperature profile...

2008
Soňa Rusnáková Ivan Letko Dana Bakošová Ivan Ružiak

This paper collects very important mechanical properties of laminate composites for industry of laminate structures. We found very important results for various stacking sequences of glass/epoxy laminate composites. On the other hand, we determined the properties of the materials during manufacturing process in the company, which produced mechanical parts in railway industry. Our results can he...

2013
Shiuh-Chuan Her Chi-Sheng Lin

Piezoelectric materials can be used as actuators for the active vibration control of smart structural systems. In this work, piezoelectric patches are surface bonded to a composite laminate plate and used as vibration actuators. A static analysis based on the piezoelectricity and elasticity is conducted to evaluate the loads induced by the piezoelectric actuators to the host structure. The load...

2014
Ufuk Iseri Mehmet Oguz Oztoprak Zeynep Ozkurt Ender Kazazoglu Tulin Arun

OBJECTIVE The purpose of this study was to evaluate the debonding strength of laminate veneers after using erbium-doped: yttrium aluminium garnet (Er:YAG) laser. MATERIALS AND METHODS A total of 60 bovine mandibular incisor teeth were divided into two groups (n = 30). Cylindrical specimens (0.7 mm × 5 mm) were fabricated from Empress II ceramic. Then, they were cemented to incisors using dual...

2000
Norbert H. Maerz

The failure of a reinforced concrete member strengthened with FRP laminates may be caused by crushing of concrete, rupture of FRP laminates, or by the de-lamination of the FRP sheet. Therefore, the effectiveness and failure mode of fiber-reinforced polymer (FRP) sheets applied to beams and columns is related to the degree of adhesion of the epoxy to the concrete surface. When a peeling or de-la...

2012
D. Lunn

This paper presents an analytical approach to describe the behavior and mode of failure of infill masonry structures strengthened with fiber-reinforced polymer (FRP) materials. The approach is used to simulate the response of strengthened infill masonry walls under the effect of out-of-plane uniformly distributed pressure simulating wind pressure. The approach includes a finite element analysis...

2012
Prema Kumar

This paper presents buckling studies made on skew plates using finite element. The effects of the skew angle, aspect ratio, length-to-thickness-ratio, fibre orientation angle, and numbers of layers in the laminate and laminate sequence on the critical buckling load factor (Kcr) of antisymmetric composite laminates have also been presented. The critical buckling load factor (Kcr) is found to inc...

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