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Tengfei Ma, Yang Li, Zhenggan Zhou and Jia Meng
Carbon fiber-reinforced polymers (CFRP) are extensively used in aerospace applications. Out-of-plane wrinkles frequently occur in aerospace CFRP parts that are commonly large and complex. Wrinkles acting as failure initiators severely damage the mechanic...
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Guoyang Teng, Xiaojun Zhou, Chenlong Yang and Xiang Zeng
Discrete defects in thick composites are difficult to detect for the small size and the structure noise that appears in multilayer composites. In this paper, a nonlinear method, called recurrence analysis, has been used for characterizing discrete defect...
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Xiaoming Liu, Ke Xu, Peng Zhou and Huajie Liu
First, the surface defect inspection characteristics of continuous casting slab is that the slab moves slowly on the production line, so the feature extraction method does not need too fast a calculation speed. Second, the inspection difficulties of cont...
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As renewable energy sources connecting to power systems continue to improve and new-type loads, such as electric vehicles, grow rapidly, direct current (DC) microgrids are attracting great attention in distribution networks. In order to satisfy the volta...
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Andrii Kondratiev,Tatiyna Nabokina
Pág. 6 - 18
Among a variety of technological defects of a cellular filler affecting its physical and mechanical characteristics, one of the most essential is believed to be the initial technological camber of facets in its cell. The paper reports a study into the ef...
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Larysa Yuzevych,Ruslan Skrynkovskyy,Volodymyr Yuzevych,Vitalii Lozovan,Grzegorz Pawlowski,Mykhailo Yasinskyi,Ihor Ogirko
Pág. 56 - 64
A set of key parameters and information flows has been formed to simulate stages of probing the outside surface of underground metal pipelines (UMP) taking into account pH of the soil contacting with the pipe metal.Specimens of 17G1S steel placed in acid...
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Andrii Kondratiev,Vitaliy Gaidachuk,Tetyana Nabokina,Viktor Kovalenko
Pág. 6 - 13
In the period of technological preparation and initial stages of development in the mass production of composite products, there is a fairly large number and variety of technological defects. The rate of these defects often exceeds the permissible requir...
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Fengmei Liang, Yajun Xu, Weixin Li, Xiaoling Ning, Xueou Liu and Ajian Liu
To overcome the limitation of artificial judgment of meibomian gland morphology, we proposed a solution based on an improved fuzzy c-means (FCM) algorithm and rough sets theory. The rough sets reduced the redundant attributes while ensuring classificatio...
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Amir M. Horr
Pág. 2458 - 2467
During the past two decades, problems of material process simulations and also dynamic and crash simulations have been considered for the design of safer lightweight roadside and gantry structures. Recently, large lattice space structural systems using s...
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