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Kun Zhang, Pengbo Chang, Jianxi Ren, Zheng Liu and Ke Wang
The fractured rock mass in the western cold region is affected by freezing and thawing disasters and is prone to local damage and fracture along the fissures? ends. The fatigue damage induced by repeated frost heave and traffic loads seriously endangers ...
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Bicheng Zhou, Anatoly V. Brouchkov and Jiabo Hu
Frost heaving in soils is a primary cause of engineering failures in cold regions. Although extensive experimental and numerical research has focused on the deformation caused by frost heaving, there is a notable lack of numerical investigations into the...
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Jui-Ting Liang, Shao-Fu Chang, Cheng-Han Wu, Shih-Hsun Chen, Che-Wei Tsai, Kuei-Chung Cheng and Kim Hsu
The aim of this article is to investigate the characterizations and formation mechanisms of cold-sprayed coatings using gas-atomized and electrolytic powders. The study highlights the importance of reaching the particles? critical velocity for optimal de...
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Kangwu Zhang, Dongcheng Wang, Yanghuan Xu and Hongmin Liu
To determine the exact distribution of tensile stress in a cold rolled strip, tensile stress evolution caused by lateral uneven velocity distribution outside the deformation zone of the strip is examined. The finite difference method is employed to solve...
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Zhihong Wang, Chunguang Wang and Weiping Tian
In order to study the flow characteristics of a nozzle with large expansion ratio and its influence on the force on the nozzle, ground cold flow test research and a fluid?structure coupling simulation analysis were carried out (maximum expansion ratio e ...
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Pengfei Du, Xi Zhao, Zhidong Zhang, Xiaoyan Sun and Gang Du
Cold-formed steel (CFS) structures are widely used in construction and infrastructure due to their lightweight and high-strength properties. However, their thin-walled nature makes them geometrically sensitive to compressive loading. The Digital Twin (DT...
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Xiaojie Zhang, Weiyu Chen, Dianyin Hu and Rongqiao Wang
In recent years, hollow fan blades have been widely used to meet the requirements of aeroengines for lightweight and better performance. However, the hollow fan blade will change from the manufacture shape to the operating shape with large deformations d...
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Linfei Zhang, Qingwen Ren, Lei Shen, Wenyan Lu, Mei Tao and Jiafeng Gu
The 300 m-level high arch dams built in China have different degrees of valley-narrowing deformation in the initial impoundment. This unexpected phenomenon may increase the long-term safety risk of high arch dams. There are several explanations for the v...
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Jordan Maximov and Galya Duncheva
This review paper analyses and summarises the results found while studying the slide burnishing (SB) of metal components refracted through a prism during the surface engineering (SE) process, over the period of January 2019 to January 2023. According to ...
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Shiyi Zhang, Yingfang Fan and Surendra P. Shah
To improve the ability of concrete structures to resist freeze-thaw damage in cold environments, explore the effect and mechanism of nano-metakaolin (NMK) on frost resistance of concrete. And make up for the deficiencies in the mechanical properties and ...
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