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Feng Chen, Siqi Chen, Rongfan Zhang, Yongsheng Shi and Liangyao Gu
Trailing arms are widely used in the automobiles? suspension system, and effective detection of their wall thickness is essential to ensure their mechanical properties and to evaluate the casting process. In this work, an ultrasonic measurement model (UM...
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Xiujuan Miao, Xiongbing Li, Hongwei Hu, Guangjun Gao and Shuzeng Zhang
When magnesium alloys are tested using ultrasonic techniques, their oxide coating will affect the transmitted ultrasonic energy and the accuracy of the flaw sizing. In this work, the effects of the coating thickness on the flaw sizing are investigated. A...
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Vincentius Ewald, Roger M. Groves and Rinze Benedictus
In this paper, we investigated transducer placement strategies for detecting cracks in primary aircraft structures using ultrasonic Structural Health Monitoring (SHM). The approach developed is for an expected damage location based on fracture mechanics,...
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Vincentius Ewald, Roger M. Groves and Rinze Benedictus
In this paper, we investigated transducer placement strategies for detecting cracks in primary aircraft structures using ultrasonic Structural Health Monitoring (SHM). The approach developed is for an expected damage location based on fracture mechanics,...
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Matija Zvonaric, Mirta Ben?ic, Ivana Bari?ic and Tihomir Dok?anovic
The high stiffness of cement-bound aggregate (CBA) is recognized as its main drawback. The stiffness is described by the modulus of elasticity, which is difficult to determine precisely in CBA. Incorporating rubber in these mixtures reduces their stiffne...
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Xianrui He, Xingyuan Wang, Chonglin Xu and Yue Wang
Tiny interference components play an important role in the aerospace and instrumentation fields. Contact stress and connection force are important factors in evaluating the reliability and service life of components. In this study, the ultrasonic method ...
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Jia Liang, Kaiming Li, Qun Zhang and Zisen Qi
Simply speaking, automatic driving requires the calculation of a large amount of traffic data and, finally, the obtainment of the optimal driving route and speed. However, the key technical difficulty is the obtainment of data; thus, radar has become an ...
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Igor Bondarenko, Oleg Avrunin
Pág. 106 - 112
The subject of the study in the article is to study the method of excitation of human body tissues using an electric current. The purpose of the work is to develop a method for exciting local current in a human body affecting the microcirculation of bloo...
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Salvatore Rosario Bassolillo, Egidio D?Amato, Immacolata Notaro, Gennaro Ariante, Giuseppe Del Core and Massimiliano Mattei
In recent years the use of Unmanned Aerial Vehicles (UAVs) has considerably grown in the civil sectors, due to their high flexibility of use. Currently, two important key points are making them more and more successful in the civil field, namely the decr...
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Mi Li and Jianjun He
The depth of electrodes inserted into the charge plays a vital role in controlling the submerged arc furnace. Therefore, we used ultrasound waves reflected from the electrode tip to estimate the depth of electrodes inserted into the charge. However, grap...
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Fabian Krieg, Jan Kirchhof, Eduardo Pérez, Thomas Schwender, Florian Römer and Ahmad Osman
In ultrasonic non-destructive testing, array and matrix transducers are being employed for applications that require in-field steerability or which benefit from a higher number of insonification angles. Having many transmit channels, on the other hand, i...
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Pengfei Zhang, Zhifeng Tang, Fuzai Lv and Keji Yang
Ultrasonic guided waves (UGWs) have attracted attention in the nondestructive testing and structural health monitoring (SHM) of multi-wire cables. They offer such advantages as a single measurement, wide coverage of the acoustic field, and long-range pro...
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