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Xun Zhang, Qiankun Liu, Weiwei Xiao, Fan Yu, Liming Cai and Lianzhi Song
In this investigation, a U-shaped connection (U-C) was introduced for a prefabricated steel plate shear wall with beam-only connections. This design replaces a portion of shear bolts with tension bolts to enhance bolt efficiency and reduce the overall bo...
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Luisa Boni, Marco Bassetto and Alessandro A. Quarta
Photonic solar sails are a class of advanced propellantless propulsion systems that use thin, large, lightweight membranes to convert the momentum of light from the Sun into thrust for space navigation. The conceptually simple nature of such a fascinatin...
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Cyril Bourgenot, Valdis Krumins, David G. Bramall and Abdul M. Haque
CubeSats, known for their compact size and cost effectiveness, have gained significant popularity. However, their limited size imposes restrictions on the optical aperture and, consequently, the Ground Resolution Distance in Earth Observation missions. T...
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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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Alberto Gracia, Francisco Javier Torrijo, Julio Garzón-Roca, Miguel Pérez-Picallo and Olegario Alonso-Pandavenes
Sinkholes are a severe problem in urban areas located in karstic regions, especially where evaporitic rocks such as gypsum exist. Identification and proposal of mitigation measures are needed to reduce this geo-hazard effect on buildings and social urban...
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Pengyan Song, Shuang Guo, Wenao Zhao and Qin Xin
According to the seismic damage due to past events, buildings located on slopes can present a worse seismic performance. To explore this, this study established a finite element model based on a 6-story RC frame structure and soil models based on a pract...
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Xiufei Wang, Kun Liu, Mingcai Xu and Hewei Liu
In this study, a common cruciform structure in ship hulls was designed and experimented with in order to analyze its deformation characteristics under planar collision and quasi-static loading. The mechanical parameters of the materials were determined b...
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Lichun Chang, Yao Zhao, Hua Yuan and Zhenshuai Wei
The surface-flattening process has many applications in industries such as shipbuilding. Curved surfaces in the industry are usually formed from flat surfaces, so the target surface needs to be flattened to obtain its corresponding initial shape. In addi...
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Wanqi Wang and Wenge Qiu
Large deformations can easily occur when tunneling through weak surrounding rock with high underground stresses. Under high-stress environments, the surrounding rock stores a large amount of strain energy, and the strain energy stored in the soft and wea...
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Asma Ramesh, Alireza Rashiddel, Mohsen Hajihassani, Daniel Dias and Majid Kiani
In some subsurface urban development projects, bedrock faults intersecting with the tunnel path are inevitable. Due to the high costs of urban tunnel projects, it is necessary to study the behavior of such concrete structures under fault movement risks. ...
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