نتایج جستجو برای: fiberglass reinforced polymers

تعداد نتایج: 114593  

2002
C. E. Bakis E. Cosenza J. F. Davalos J. J. Lesko A. Machida S. H. Rizkalla T. C. Triantafillou

A concise state-of-the-art survey of fiber-reinforced polymer ~also known as fiber-reinforced plastic! composites for construction applications in civil engineering is presented. The paper is organized into separate sections on structural shapes, bridge decks, internal reinforcements, externally bonded reinforcements, and standards and codes. Each section includes a historical review, the curre...

Journal: :Applied and environmental microbiology 1994
I M Ezeonu J A Noble R B Simmons D L Price S A Crow D G Ahearn

Fiberglass duct liners and fiberglass duct boards from eight buildings whose occupants complained of unacceptable or moldy odors in the air were found to be heavily colonized by fungi, particularly by Aspergillus versicolor. Unused fiberglass was found to be susceptible to fungal colonization in environmental chambers dependent upon relative humidity. No colonization was observed at relative hu...

2007
D. Trias J. Costa N. Blanco J. E. Hurtado

Although fiber-reinforced composite materials have often been considered as periodic materials in theoretical models, the distribution of fibers is random in real materials. This random distribution of fibers is closely related to their transverse failure behavior. This paper proposes the use of statistical functions which describe random point patterns as a quantification of the dispersion of ...

Journal: :Journal of ocean, mechanical and aerospace - science and engineering 2022

This study aims to investigate the HDPE (High Density Polyethylene) reinforced with fiberglass increase strength and toughness into a composite that has potential replace ABS (Acronitrile Butadiene Styrene). The composites were made variations in composition based on volume fraction. as matrix reinforcement through mixing method, molded heating machine (T=140°C), pressed pressing time of ±45 mi...

C. Freeda Christy D. Tensing, S. Vincent Sam Jebadurai

Masonry infill has been widely used as building material due to its cost effectiveness and availability.  The failure of these masonry infill walls during the past earthquakes have underscored the importance of ensuring the safety of the infill walls when it is subjected to lateral loads. In-plane and out of plane failures have been observed in many reinforced concrete framed building with maso...

Journal: :Tikrit Journal of Engineering Science 2022

The purpose of this study is to investigate the shear behavior hollow ferrocement beams self-compacting mortar reinforced with various types metallic (steel wire mesh) and non-metallic (fiber glass reinforcement. experimental program consists casting eight dimensions 150×225×2000 mm, 50 mm thickness a polystyrene cork core 50×125 mm. parameters were type reinforcement number layers mesh. result...

Journal: :Buildings 2022

Old masonry buildings, which are frequently part of the cities-built heritage, vulnerable to seismic actions. Thus, it is important conduct efficient strengthening interventions that allow maintenance existing building minimize environmental and economic impact. The use reinforced renders a simple effective solution for this type constructions. In paper, several compositions analyzed, consistin...

2017
Cristiano Fragassa

The rising concern about environmental issues and the need to find a realistic alternative to glass or carbon-reinforced composites have led to an increased interest in polymer composites filled with natural-organic fibers, derived from renewable and biodegradable sources. The scope of this article is to raise awareness regarding the current scientific and technological knowledge on these so-ca...

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