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Gang Yao, Guifeng Wang, Lihai Tan, Yinfeng Zhang, Ruizhi Wang and Xiaohan Yang
To study the influence of inclusions on the fracture evolution and mechanical properties of mortar structures, a series of uniaxial compression tests for mortar samples containing cylinder inclusions of varying mechanical properties were conducted. The d...
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Yongjian Zhu, Peng Li, Ping Wang, Chengcheng Mei, Heng Ren and Xizhi Wang
The mining of deep coal resources occurs in a high-stress geological environment as well as an engineering environment of rock excavation and unloading. Research on the re-bearing capacity characteristics and damage mechanism of rock masses damaged by pe...
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Jiaqi Guo, Lipan Cheng, Yongbiao Lai, Yongchao Tian and Lu Li
The stability control of the surrounding rock is greatly influenced by the rock joint?s shear mechanical characteristics and deformation failure mechanism. A numerical model of the dentate joints was created using a particle flow discrete element method ...
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Lin Dong, Hualin Liao, Yanlong Li, Qingguo Meng, Gaowei Hu, Jintang Wang and Nengyou Wu
Mechanical properties of hydrate-bearing sediments (HBS) are crucial for evaluating drilling- and production-induced geo-hazards. However, investigations on mechanical behaviors of clayey-silt samples containing hydrate are insufficient due to low effici...
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Oleksiy Alfyorov, Oleksandr Grynchenko, Victor Ponomarenko, Taras Shchur, Andrzej Tomporowski, Weronika Kruszelnicka and Patrycja Walichnowska
A representative statistical analysis of the operational information of the reliability of tillage units, which have operating devices with an oscillating motion, was carried out. The results of the working condition of thirteen cultivators in operation,...
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Dong-Uk Kim, Hyoung-Seock Seo and Ho-Yun Jang
With the gradual application of composite materials to ships and offshore structures, the structural strength of composites that can replace steel should be explored. In this study, the mechanical bearing strength and failure modes of a composite-to-meta...
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Gamze S. Bas and Erol Sancaktar
The focus of our study is to identify physical properties of different impact-resistant/toughened structural adhesives and identify/develop an elastic-viscoelastic-plastic model as a function of loading rate by using Ludwik-type equations to be able to p...
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Goran Vizentin, Goran Vukelic, Lech Murawski, Naman Recho and Josip Orovic
Failures of marine propulsion components or systems can lead to serious consequences for a vessel, cargo and the people onboard a ship. These consequences can be financial losses, delay in delivery time or a threat to safety of the people onboard. This i...
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Zhong-Chao Hu, Bin Liu, Liang Wang, Yu-Hang Cui, Yan-Wei Wang, Yu-Duo Ma, Wen-Wei Sun and Yong Yang
In the past decades, the durability of thermal barrier coatings (TBCs) has been extensively studied. The majority of researches emphasized the problem of oxidation, corrosion, and erosion induced by foreign object damage (FOD). TBCs with low thermal cond...
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Chunbao Li, Gaojie Li, Rangang Yu, Xiaosong Ma, Pengju Qin and Xukai Wang
This paper proposes a novel multi-cavity steel?concrete composite floor. The mechanical properties of multi-cavity steel?concrete composite floor were studied by static load test. Based on full-scale tests on 2500 × 1000 × 120 mm multi-cavity steel?concr...
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Da Yu, Keren Dai, Jinming Zhang, Benqiang Yang, He Zhang and Shaojie Ma
In recent years, penetrating weapons have been used more and more to attack increasingly hard targets; therefore, the impact of such a penetrating process has increased to an extremely high level. As an important component of a fuze, the reliability of t...
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Shang Yang, Jun Wang, Jianguo Ning and Pengqi Qiu
To investigate the effect of the pure coal/rock strength on the mechanical behavior, failure behavior, and energy evolution of coal-rock combined (CRC) specimens, an AG-X250 Shimadzu Precision Universal Test was used to conduct uniaxial compressive loadi...
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Honglin Xu, Tianshou Ma, Nian Peng and Bin Yang
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Yejiao Liu, Hui Xing, Zeyu Duan, Chaoyun Yu, Zhichao Tian and Ting Teng
The mechanical properties of gas-containing coal and rock mass play important roles in controlling the occurrence and development of coal and gas outbursts. The gradual increase in mining depth will change the failure mechanism of gas-containing coal and...
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Rentong Chen, Chao Zhang, Shaoping Wang and Li Hong
Reliability estimation for key components of a mechanical system is of great importance in prognosis and health management in aviation industry. Both degradation data and failure time data contain abundant reliability information from different sources. ...
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Rafael Ramirez, Rosana Muñoz and Paulo B. Lourenço
This paper presents an experimental and analytical methodology for the mechanical characterization of metal anchors in ancient brick masonry walls. The presented results contribute to the identification of the most efficient anchoring systems for strengt...
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Xiaopeng Hu, Guolin Liu, Qing Liu, Wang Zhu, Sai Liu and Zengsheng Ma
Thermal barrier coatings (TBCs) suffer from the thermo-chemo-mechanical coupling action of thermal shock and calcium?magnesium?alumina?silicate (CMAS) corrosion. However, the failure mechanism of TBCs under the synergistic effect of thermal shock and CMA...
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Gianpietro Di Rito, Romain Kovel, Marco Nardeschi, Nicola Borgarelli and Benedetto Luciano
The work deals with the model-based characterization of the failure transients of a fail-safe rotary EMA developed by Umbragroup (Italy) for the flap movables of the RACER helicopter-plane by Airbus Helicopters (France). Since the reference application r...
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Xiaoming Zhu and Zhaoqi Wu
The bolted T-stub connection joining beam with column is being widely applied. To enhance the energy dissipation capacity of conventional T-stub connections, two rectangular plates are proposed to be inserted between the T-stub and column, so that the T-...
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Robert Trybulski, Grzegorz Wojdala, Dan Iulian Alexe, Zuzanna Komarek, Piotr Aschenbrenner, Michal Wilk, Adam Zajac and Michal Krzysztofik
This study aimed to analyze acute changes in the muscle mechanical properties of the triceps brachii long head after bench press exercise performed at different external loads and with different intensities of effort along with power performance. Ten res...
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