نتایج جستجو برای: gfrp plates

تعداد نتایج: 37559  

بهاره عبداللهی محمد شکرچی زاده مسعود متولی مهدی بخشی

در این مطالعه، مدل سازی آزمایشگاهی محصورسازی المان های فشاری بتنی، با استفاده از ورق های پلیمری مسلح به الیاف شیشه ای (GFRP) بررسی شده اند. پارامتر های مورد بررسی، با در نظر گرفتن اثر خواص بتن و الیاف، شامل مقاومت هسته بتنی محصور نشده، ضخامت لایه محصور کننده و زاویه جهت گیری الیاف در لایه محصور کننده GFRP هستند. آثار این پارامترها بر رفتار منحنی تنش-کرنش فشاری، مقاومت فشاری، کرنش نهایی و جذب ان...

2014
Mohammad Umair Zaki Mohammad Raza

Fiber-reinforced polymeric composites are used widely due to their unique properties of light weight, stiffness and high strength weight ratio. During processing and servicing, the composite materials undergoes delamination, and petalling. Computational model was constructed for finite element modeling to reflect material purpose under impact load and relevant material properties were taken. In...

Journal: :Engineering Structures 2021

Due to constantly increasing traffic loads and ageing infrastructure, innovative materials for implementation in renovation new bridge construction projects are gaining attention. One such innovation is hybrid structures consisting of Glass Fibre-Reinforced Polymer (GFRP) composite decks connected a steel girder(s) superstructure. By combining the stiffness provided by members with superior fat...

2017
Suphaphat Kwonpongsagoon

Recently in Thailand, the recycling process of waste printed circuit board (WPCB) has retained a large volume of nonmetallic fraction (NMF), which has entered the industrial waste stream and awaits an appropriate treatment to be suggested. The aim of this paper was to assess environmental impacts of the recycled nonmetallic fraction from waste printed circuit board in Thailand, using the ReCiPe...

2013
J Babu Defu Liu Yongjun Tang

Abstract— Due to the superior physical and mechanical properties Glass fiber-reinforced (GFRP) composite materials are very attractive for applications like aerospace and air craft structural components. This results a large number of research papers on machining of these composite laminates. Out of all the machining operations, most commonly used operation is drilling. However, drilling operat...

2015
Yujun Qi Wei Xiong Weiqing Liu Hai Fang Weidong Lu Warren Batchelor

The plate of a pultruded fiber-reinforced polymer or fiber-reinforced plastic (FRP) profile produced via a pultrusion process is likely to undergo local buckling and cracking along the fiber direction under an external load. In this study, we constructed a pultruded glass-fiber-reinforced polymer-light wood composite (PGWC) profile to explore its mechanical performance. A rectangular cross-sect...

The fine-grained soil including the problematic ones can cause many difficulties in project accomplishment. Settlement and swelling are among the problems of the fine-grained soils. The present study compared the effects of the polypropylene waste plastic (PWP) and glass fiber reinforced polymer (GFRP) on geotechnical properties of the clayey soils for the subgrade design. To this end, the PWP ...

2016
Sachin Ghalme Ankush Mankar Y J Bhalerao

INTRODUCTION Optimization of machining parameters is essential for improving expected outcome of any machining operation. CASE DESCRIPTION The aim of this work is to find out optimum values of machining parameters to achieve minimal surface roughness during milling operation of GFRP. DISCUSSION AND EVALUATION In this machining operation speed, depth of cut and feed rate are considered as pa...

2016
Zeng-Zhu Zhu Ying-Wu Zhou Li-Li Sui Feng Xing

During the past decades, FRP strengthened RC structures have attracted worldwide interest in both application and research. Nowadays, as more and more infrastructures are being suffered from severe corrosions due to harsh and extreme environments, the durability of FRP strengthened RC structures has generally emerged as the most important issue in research. Thus, the paper presents the latest p...

2013
Surinder Kumar

Glass fiber reinforced plastic (GFRP) composite materials are a feasible alternative to engineering materials and are being extensively used in variety of engineering applications. Accordingly, the need for accurate machining of composites has increased enormously. During machining, the obtained surface roughness is an important aspect. The present investigation deals with the study and develop...

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