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Yuanzhen Cai, Milad Bazli, Asanka P. Basnayake, Martin Veidt and Michael T. Heitzmann
Ocean energy is an underutilized renewable energy source compared with hydropower and wind power. Therefore, the development of economical and efficient wave energy converters (WECs) is important and crucial for offshore power generation. The mooring ten...
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Miguel Suffo, Celia Pérez-Muñoz, Gonzalo Alba and María Pilar Villar
In the wine bottling process, thermoplastics are commonly used to manufacture the crown of cork stoppers. The production of agglomerated cork stoppers generates a type of waste called cork powder (CoP) in large volumes with known properties but which are...
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Touraj Farsadi, Majid Ahmadi, Melin Sahin, Hamed Haddad Khodaparast, Altan Kayran and Michael I. Friswell
In the field of aerospace engineering, the design and manufacturing of high aspect ratio composite wings has become a focal point of innovation and efficiency. These long, slender wings, constructed with advanced materials such as carbon fiber and employ...
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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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Min Hu, Zhangduo Huang, Jiejin Chen, Yipeng Guo, Yichao Zhou, Dashun Liu and Rong Guo
Black shale, as a type of soft rock, exhibits high strength when freshly exposed. However, it easily disintegrates upon contact with water, making it unsuitable for direct use in roadbed construction. Using it as discarded material not only increases con...
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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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Jian-Xiong Gao, Fei Heng, Yi-Ping Yuan and Yuan-Yuan Liu
Fatigue damage accumulation will not only cause the degradation of material performance but also lead to the growth of effective stress and critical stiffness. However, the existing fatigue reliability models usually ignore the effective stress growth an...
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Hifsa Khurshid, Muhammad Raza Ul Mustafa and Zeyneb Kilic
Despite keen interest in the development of efficient materials for the removal of polycyclic aromatic hydrocarbons (PAHs) in wastewater, the application of advanced composite materials is still unexplored and needs attention. Therefore, this study focus...
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Slawomir Czarnecki and Marlena Rudner
In the European Union, more than 20% of residential buildings were constructed prior to 1945 and are approaching the end of their projected lifespan. This necessitates renovations or demolitions of these structures. A study was conducted to analyze the q...
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Zhiqiang Zhang, Chunyan Zhang, Yinhu Qiao, Yudie Zhou and Shuaishuai Wang
In this paper, a constrained optimization by linear approximation (COBYLA) algorithm is used to optimize the design of a 5 MW wind turbine blade. In the process of blade material modeling, the actual manufacturing conditions are considered, and the load ...
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Noura Al-Mazrouei, Waleed Ahmed and Ali H. Al-Marzouqi
The utilization of waste materials like bio-binders and fine aggregates in construction is crucial for achieving environmentally sustainable building practices. By reusing these materials, we can significantly reduce waste production and preserve preciou...
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Jan Kortmann and Stefan Minar
Fibre-reinforced composites are used in many industries. In the construction industry, for example, the building material carbon concrete is increasingly being used successfully. Although the demand for fibre-reinforced composites and fibre-reinforced pl...
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Ming Chen, Xinhu Zhang, Kechun Shen and Guang Pan
The geometrical dimensions and mechanical properties of composite materials exhibit inherent variation and uncertainty in practical engineering. Uncertainties in geometrical dimensions and mechanical properties propagate to the structural performance of ...
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Yongsheng Li, Changli Yu, Weibo Wang, Hongyun Li and Xu Jiang
With the increasing application and study of lightweight and high strength fiber reinforced polymer composites in ocean industry, the structural failure problem of composite pressure hulls has attracted great attention from many researchers in China and ...
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Muhammad Ayaz Ahmad, Hamza Rafiq, Syed Irtiza Ali Shah, Sabih Ahmad Khan, Syed Tauqeer ul Islam Rizvi and Taimur Ali Shams
The design and development of high-strength and low-weight composite landing gear struts is still a challenge in today?s world. In this study, a selection methodology for fiber-reinforced composite material for retractable main landing gear struts for sp...
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Yu-Lin Song, Manoj Kumar Reddy, Hung-Yung Wen and Luh-Maan Chang
The extremely low-frequency (ELF) and its corresponding electromagnetic field influences the yield of CMOS processes in the foundry, especially for high-end equipment such as scanning electron microscopy (SEM) systems, transmission electron microscopy (T...
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Fouad Ismail Ismail, Syed Ahmad Farhan, Nasir Shafiq, Nadzhratul Husna, Muhammad Taufiq Sharif, Syed Uthman Affan and Arul Kamal Veerasenan
Silica aerogel possesses an ultra-low thermal conductivity by virtue of its nano-structure. Owing to the fragility of monolithic aerogel, the development and production of aerogel-based insulation materials involve the incorporation of granular aerogel w...
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Wen-Ten Kuo, Chuen-Ul Juang and Tzu-Yi Chen
This study investigated the effect of substituting cement with incense ash on material properties and hydration of cement-based composite materials. Test specimens with incense ash replacing up to 30% (volume) of cement were produced and cured at 25 °C a...
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Mibbeum Hahn, Yeungjung Cho, Gunhee Jang and Bumcho Kim
We developed and optimized a block-type ultrasonic horn that can be used for cutting hard materials. The proposed block-type sonotrode consists of an aluminum horn and a tungsten carbide blade to increase the cutting of hard materials. We designed an ini...
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Dong-Uk Kim, Hyoung-Seock Seo and Ho-Yun Jang
With the gradual application of composite materials to ships and offshore structures, the structural strength of composites that can replace steel should be explored. In this study, the mechanical bearing strength and failure modes of a composite-to-meta...
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