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Ning Zhang, Anye Cao, Weiwei Zhao, Qi Hao, Guowei Lv and Baixuan Wu
There is a very thick water-bearing key strata above the coal seam in the Binchang mining area. When the mining scale is large, it easily breaks and leads to rockburst with a surge of water gushing in the panel. Adopting the layout pattern of a small pan...
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Xiaobing Yan, Qiqi Hao, Rui Yang, Jianyu Peng, Fengpeng Zhang and Sanyuan Tan
To identify the magnitude and direction of in situ stress in deeply buried tunnels, an inversion method for the stress field was proposed based on a finite number of measurement points of surface strain. Firstly, elastic strain data of finite points on t...
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Jie Liu, Bin Wang, Yansong Wang, Lei Shi, Xiaokang Xie and Jun Lan
Yielding- and relief-pressure support technology of a lining filled with granular material is proposed. This technology will guide the design and construction of tunnel projects? supporting structures in the future.
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Xiaowu Huang, Jian Guo, Yusong Miao, Xianqi Xie, Yujin Li, Hailiang Wang and Feifei Huang
The surrounding rock during a coal mine excavation is prone to significant engineering disasters such as considerable deformation and rock bursts. Pressure release can improve the stress field of a deep rock mass and prevent the occurrence of dangers suc...
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Chih-Cheng Yang and Chi-Hsuan Liu
Cold forging is widely used in many industries. Multi-stage cold forming is usually utilized in forging fasteners. In this study, numerical simulation and experimental investigations were carried out on a five-stage cold-forming process for the manufactu...
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Meng Wang, Hongen Li, Hu Chen, Xingbo Fang, Enze Zhu, Pujiang Huang, Xiaohui Wei and Hong Nie
The torsion spring of a carrier-based aircraft landing gear is a key component, which is normally manufactured out of AerMet100 ultra-high-strength steel. The takeoff and landing performance is greatly influenced by its bearing capacity and structural du...
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Cuong Bui Manh, Duong Nguyen Van, Si Do Van, Manh Phan Van, Van Thao Le
Pág. 56 - 65
This research aims to investigate the effects of vibration amplitude in vibratory stress relief (VSR) on the fatigue strength of structures with residual stress. Experiments are carried out on specimens with residual stress generated by local heating. Fl...
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Ilmari Jyskä, Kaija Puura and Markku Turunen
Binaural Odyssey is a virtual reality relaxation application based on generative abstract animations and binaural sounds that react to the user?s head movements with the aim of influencing the user?s emotions.
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Wenbo Ma, Tianwen Bai, Yuyang Li, Heng Zhang and Wei Zhu
For a typical pipeline-lifting deep-sea mining system, marine mining pipelines have higher requirements for steel welding. After the pipeline steel is welded, a large amount of residual stress will be generated inside the component because the heat treat...
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Daming Zhang, Hui Zhao and Gang Li
Because of the problem that the size of a coal pillar is difficult to determine and it is easy to waste coal resources, taking the Sangou Xindu coal industry as the engineering background, this paper examined the roof cutting and pressure relief technolo...
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