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Mohammed Qusay Abdul Sahib, Masood Farzam and Khalid A. Sukkar
Ultra-high-performance concrete (UHPC) and high-performance concrete (HPC) are widely used in construction engineering applications. The quality and economy of this type of concrete are the main challenges in real construction systems due to their expens...
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Laihu Peng, Yuan Sun, Yubao Qi and Xin Ru
In order to solve the problem of low response frequency and poor consistency of conventional yarn grippers in weft accumulators, in this study, a piezoelectric yarn gripper is used instead of conventional yarn grippers and the motion characteristics of i...
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Moritz Kuhtz, Jonas Richter, Jens Wiegand, Albert Langkamp, Andreas Hornig and Maik Gude
Carbon fibre-reinforced plastics (CFRP) are predestined for use in high-performance components due to their superior specific mechanical properties. In addition, these materials have the advantage that the material properties and in particular, the failu...
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Wenming Wang, Yahui Gao, Zhen Wang, Lijuan Zhang, Zhonghai An and Sicheng Shao
Tower foundations are generally of a cast-in-place structure with the disadvantages of low industrialization level and long construction period. The development of prefabricated foundation for transmission line projects is efficient to improve the indust...
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Piero Antonio Zecca, Salvatore Bocchieri, Marina Borgese, Carolina Dolci, Alessandra Campobasso, Giovanni Battista, Alberto Caprioglio and Mario Raspanti
This scientific article investigates the mechanical properties of a novel three-dimensional-printing resin specifically designed for orthodontic aligners and compares it to other commonly used resins. The resin was made by blending two commercially avail...
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Quan Cheng, Zhengwei Li, Shaowei Deng, Haibo Jiang, Yueqiang Tian and Jiayue Geng
In this paper, a bending test of a precast ultra-high-performance concrete (UHPC) diaphragm slab was carried out. The test revealed that the flexural failure process of specimens under the action of a positive bending moment can be divided into three sta...
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Sabine Upnere, Iveta Novakova, Normunds Jekabsons, Andrejs Krasnikovs and Arturs Macanovskis
Concrete is a widely used material in various industries, including hazardous waste management. At the same time, its production creates a significant carbon footprint. Therefore, intensive research is being conducted to create more eco-friendly concrete...
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Luis Santana, Diego Rivera and Eric Forcael
This research has specific applications in the measurement of forces of small magnitude, which occur in the fluid?wall interaction, through a non-destructive technique that allows for measuring the shear stress in open water channels.
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Francisco Antonio Rocco Lahr, André Luis Christoforo, Luciano Donizeti Varanda, Eduardo Chahud, Victor Almeida De Araújo, Luiz Antonio Melgaço Nunes Branco
Pág. 433 - 437
Improve quality of timber structures design is an aim that must be systematically sought by engineers in this area. An important topic that can contribute directly to be achieved in this subject is the more consistent knowledge related to structura...
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?iga Unuk and Milan Kuhta
A nonlinear semi-numeric and finite element analysis of three-point bending tests of notched polymer fiber-reinforced concrete prisms was performed. The computational and experimental results were compared in terms of the load-displacement behavior. The ...
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Wenhang Liu, Qiang Su, Mei Fang, Jianchao Zhang, Wenjie Zhang and Zhihong Yu
Aiming at the lack of a precise discrete element model in the simulation analysis of corn straw crushing, this paper established bond models with different structure and particle models with different properties of corn straw based on Hertz-Mindlin with ...
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Yi Zhang, Xuancang Wang, Guanyu Ji, Zhenyang Fan, Yuchen Guo, Wenze Gao and Lei Xin
Lignin, as a bio-based waste, has been utilized in the asphalt industry due to various advantages. This study aimed to investigate the effects of two lignin products (lignin powder and lignin fiber) on the mechanical properties of asphalt mixtures. The r...
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Hang Su, Tao Deng, Zengquan Yang, Jianpeng Qin and Lu Zheng
Shield misalignment is a common problem in shield tunnels, which seriously affects the safety and durability of tunnels. However, at present, there is a lack of research on the influence of shield misalignment on the shear capacity of the circumferential...
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Thi Tuyet Trinh Nguyen, Van Bac Nguyen and Minh Quan Thai
In this paper, the flexural strength and buckling of the partially concrete-filled steel tubes (PCFST) under laterally repeated loads was investigated through three-point bending test configuration. Three-dimensional Finite Element (FE) models of the ben...
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Zizhang Dong, Huadong Peng, Kun Wang and Tao Liu
Due to the complex hydrogeological conditions in coastal regions, the use of internal bracing systems is necessary for supporting coastal foundation pits. This paper introduces a novel prefabricated foundation pit bracing system based on Hollow Concrete-...
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Linjie Huang, Jianping Han, Hongwei Wen, Chunyu Li, Haocheng He, Yuxin Luo and Zhendong Qian
This paper presents a mechanism and method for simulating the axial?shear?bending interaction of a reinforced concrete (RC) column. The three-dimensional model of a multi-story infilled RC frame was modeled using the OpenSees software. Static pushover an...
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Gracieli Bordin Colpo,Lélio Antônio Teixeira Brito,Dionísio Doering,Douglas Martins Mocelin,Ana Paula Hilgert,Marlova Johnston,Jorge Augusto Pereira Ceratti
Pág. 14 - 28
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Nan Yang and Quansheng Sun
Polyurethane cement (PUC) is a kind of high-strength composite bending and strengthening material that is made by adding an appropriate amount of super fine aggregate, such as cement, into the polyurethane matrix. Carbon nanofiber polyurethane cement (CN...
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Sabina Cherneva, Vladimir Petrunov, Vladimir Petkov, Vladimir Bogdanov and Silviya Simeonova
The mechanical properties, structure, and morphology of milled and 3D-printed Ti-6Al-4V alloys produced by selective laser melting were investigated in this study. The mechanical properties were investigated by means of nanoindentation, a tensile test, a...
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Moch Agus Choiron
Pág. 6 - 11
A crash box design is developed to enhance the crash box?s abilities to absorb crash energy. Previous research has developed the crash box by adding filler material. Adding the filling material to the crash box will increase energy absorption. Alumi...
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