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Huile Zhang, Zeyu Sun, Pengpeng Zhi, Wei Wang and Zhonglai Wang
This paper develops a material-structure integrated design and optimization method based on a multiscale approach for the lightweight design of CFRP car doors. Initially, parametric modeling of RVE is implemented, and their elastic performance parameters...
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Khalil Deghoum, Mohammed Taher Gherbi, Hakim S. Sultan, Adnan N. Jameel Al-Tamimi, Azher M. Abed, Oday Ibraheem Abdullah, Hamza Mechakra and Ali Boukhari
In this article, the model of a 5 kW small wind turbine blade is developed and improved. Emphasis has been placed on improving the blade?s efficiency and aerodynamics and selecting the most optimal material for the wind blade. The QBlade software was use...
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Guoyuan Yang, Zhi Li and Xu Xiao
To clarify the soil nutrient status and identify the safety risks of heavy metals in Camellia oleifera planting regions, the integrated soil fertility status was assessed using the improved Nemero composite index method, weighted average method, and coef...
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Noaman Mohammed Ridha Dabbagh, Ahmed W. Al Zand, Mohammed Chyad Liejy, Mohammad Ansari, Wadhah M. Tawfeeq, Wan Hamidon Wan Badaruzzaman, A. B. M. A. Kaish and Zaher Mundher Yaseen
Recently, the adoption of recycled concrete instead of normal concrete as infill material in tubular stainless steel members has received great attention from researchers regarding environmental improvement. However, the flexural behavior of recycled con...
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Bin Liu, Xiaoduan Zhang and Yordan Garbatov
A micro-meso-macro analysis framework based on the multi-scale method was employed to analyse the mechanical behaviour of marine GFRP stiffened panels. The study aims to establish a procedure for assessing the impact of material composition and weave on ...
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Eva Binder, Wit Derkowski and Thomas K. Bader
Cross-laminated timber (CLT) slabs in residential buildings need additional weight, e.g., in the form of screeds or gravel layers, to fulfill the criterion for the highest impact-sound class. The additional mass is, however, not exploited for the load be...
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Peng Wang, Nan Wu, Zhili Sun and Haitao Luo
Non-uniform structures and composite materials have advantages in engineering applications, such as light weight design, multi-functionality, and better buckling/flutter load capacity. For composite structures under dynamic loading conditions, reliabilit...
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Jianye Li, Qian Fang, Xiang Liu, Jianming Du, Gan Wang and Jun Wang
This article investigates and presents a case study on the Beijing Subway Line 12 excavation beneath the existing Qinghuayuan Tunnel. The composite pre-reinforcement technique was used in conjunction with the shallow tunneling method to control the disto...
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Yunying Zhou, Dongying Liu and Jun Zhu
Graphene platelets (GPLs) can be used to enhance the mechanical and electrical properties of the matrix material, which efficiently determines and improves the dynamic behavior in composite structures. Based on the first-order shear deformation theory, t...
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Chan-Woong Choi, Ki-Weon Kang and Ji-Won Jin
This study identified the governing variables affecting the effective properties of the representative volume element (RVE) of nanocomposites consisting of unidirectionally aligned carbon nanotubes (CNTs) and determined the mechanism through which they a...
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Jian Shi and Mingbo Tong
In order to study the nonlinear behaviors and interactions among the constituents for the composite material structure under the tensile load, multiscale damage model using generalized method of cells (GMC) and a lamina-level progressive damage model wer...
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Fanxizi Liu, Qiang Gao, Hui Guo, Chenhong Lang, Jinhua Jiang and Yiping Qiu
To test the acoustic performance of fiber-reinforced composites for replacing wood, an acoustic vibration test method is developed. For evaluation of the test method, composites are manufactured using hemp and ramie embedded in epoxy, through vacuum-assi...
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Chunjin Zhang, Yongsheng Ren, Shujuan Ji and Jinfeng Zhang
A boring bar is a tool used to install cutters and transfer power during boring. Because the boring bar in a narrow workspace is usually slender, chatter often occurs in the boring process. To improve the chatter stability of the boring bar, researchers ...
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Yi Zhang, Zhijin Zhang, Xingliang Jiang, Tian Liang and Dongdong Zhang
The prediction method proposed in this paper can be used to determine aging time of composite insulators from Factory A, which can be widely adopted in future research.
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Daiqi Li, Bin Tang, Xi Lu, Quanxiang Li, Wu Chen, Xiongwei Dong, Jinfeng Wang and Xungai Wang
In this study, a single firing was used to convert stabilized polyacrylonitrile (PAN) fibers and ceramic forming materials (kaolin, feldspar, and quartz) into carbon fiber/ceramic composites. For the first time, PAN carbonization and ceramic sintering we...
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Vadym Stavychenko,Svitlana Purhina,Pavlo Shestakov,Maryna Shevtsova,Lina Smovziuk
Pág. 46 - 54
The issues of calculation of electrical phenomena in multilayer carbon fiber composite materials are considered. The method for assessing the reliability of composite material models for modeling electrical phenomena in composite structures is proposed. ...
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Albert Willian Faria, Rodrigo Alves e Silva, Edson Hideki Koroishi (Author)
Pág. e39046
The present paper seeks to enhance the potential damage detention and location of the discrete wavelet transform (DWT) in a thin laminated composite damaged by a signal derived from vibration modes. The DWT-1D is used to spatially identify (x-y plane) th...
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Jorge Bonilla, Luciano M. Bezerra, Rafael Larrúa, Carlos Recarey, Enrique Mirambell
Pág. Page 53 - 68
In this work, the behaviour of stud shear connectors in composite structures is studied, starting from the via numeric simulation of the push out test in a steel beam ? with solid concrete slab concrete section is studied. The study considers material no...
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Joon H. Ahn, Hyun J. Hwang, Sehoon Chang, Sung Nam Jung, Steffen Kalow and Ralf Keimer
This paper describes an evaluation of the structural properties of the next-generation active twist blade using X-ray computed tomography (CT) combined with digital image processing. This non-destructive testing technique avoids the costly demolition of ...
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Xinghua Li, Jue Li, Xuan Wei, Xiaohuan Yang, Zhikun Su, Jiaqi Liang, Zhiming Yang and Fengzhou Fang
Freeform surface is one of the research focuses in the measurement field. A composite module is composed of a plane and rotating paraboloid. The composite module array can identify 21 geometric errors of the machine tool in a wide range, which is compose...
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