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Yan Xi, Junhao Xing, Jiajia Feng, Congming Ma, Xiutian Yang, Yudong Tian and Xin Liu
Cement has been widely used as a structural material in many underground projects, and these projects often face high- or ultra-high-temperature environments, leading to the deterioration of the mechanical, porosity, and permeability properties of set ce...
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Aras Dalgiç and Berivan Yilmazer Polat
Geopolymer concrete (GC), also known as green concrete, contains slag, silica fume, and fly ash as binders. The absence of cement in concrete is critical to protect the world from the environmental impacts of cement production. In addition, exposure to h...
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Mingke Li, Kepeng Huang and Xuemei Yi
Laser cladding, a novel surface treatment technology, utilizes a high-energy laser beam to melt diverse alloy compositions and form a specialized alloy-cladding layer on the surface of the substrate to enhance its property. However, it can generate subst...
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Wansen Guo, Jinshen Wang, Chao Shi, Jianhong Chen, Wenhui Zeng, Guoxiao He and Kunying Ding
On the aero-engine combustor liner, a phenomenon of overheating resembling a hot spot exists, accompanied by a preferential peeling of the YSZ thermal barrier coating that will negatively affect the service life of the component. The hot spot temperature...
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Xiaojie Jiao, Cheng Cheng, Yubing Song, Gang Wang and Linjuan He
The rock deformation and failure characteristics and mechanisms are very important for stability evaluation and hazard control in rock engineering. The process of rock deformation and failure is often accompanied by temperature changes. It is of great si...
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Lianfei Kuang, Lipeng Sun, Dongxu Yu, Yijiang Wang, Zhaoxiang Chu and Jo Darkwa
Efficient fracturing is the key issue for the exploitation of geothermal energy in a Hot Dry Rock reservoir. By using the laser irradiation cracking method, this study investigates the changes in uniaxial compressive strength, ultrasonic characteristics ...
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Chuanqing Geng, Wenxiong Shi, Zhanwei Liu, Huimin Xie and Wei He
As a revolutionary new technique, laser-engineered net shaping (LENS) is a layer additive manufacturing process that enables accurate, rapid and automatic repair of industrial component damage. In the laser repair (LR) process or in service, surface crac...
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Dali Wang, Liang Wang, Weize Wang, Xiancheng Zhang and Shantung Tu
Laser surface texture (LST) technology can be used to increase the adherence of thermal barrier coating (TBC). The primary research method is to conduct a large number of laser experiments to determine the optimal texture parameters. To minimize costs an...
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Yicheng Yang, Jiaqi Chang, Zhaoguo Mi and Weihua Yang
Radial cracks appear in the labyrinth seal fins of the shrouded turbine blade of an aero-engine during service. To clarify the influence rule of rubbing force on crack initiation, a high-speed rubbing test bench and a numerical calculation model are esta...
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Chunbo Zhou, Feng Gao, Chengzheng Cai, Wenqi Zheng and Liupeng Huo
To investigate the effect of liquid nitrogen on the granite failure process, the deterioration effect of liquid nitrogen on heated granite was investigated from experimental and theoretical perspectives. The mechanical properties of heated granite (25, 1...
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