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Chi-Thien Nguyen, Thanh-Truong Nguyen, Trung-Hau Nguyen, Ba-Tung Le, Tran-De-Nhat Truong, Duc-Duy Ho and Thanh-Canh Huynh
This study examined the feasibility of the admittance-based method for detecting simulated damage in the bearing plate of a prestressed anchorage. The proposed method utilized the PZT (lead zirconate titanate) interface technique to acquire a strong admi...
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Tianyi Feng and M. H. Ferri Aliabadi
This paper describes a study that focuses on assessing the influence of composites with different thicknesses (2 mm, 4 mm, and 9 mm) on embedded ultrasonic guided waves (UGWs) under varying temperatures. The study also demonstrates the effectiveness of t...
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Qunfeng Liu, Guangdi Dai, Chang Wang, Xing Wu and Xiang Ren
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Kai Cao, Renyuan Xie, Jianmin Zhou, Xiaowei Zhang, Jingji Wang and Shuang Li
To address the challenge of optimizing the placement of actuators on an asymmetric spacecraft continuum system, this paper develops a rigid?flexible electromechanical coupling dynamic model that integrates the interactions among rigidity, flexibility, an...
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Shuai Guo, Tong Shen, Li Li, Huangxing Hu, Jicheng Zhang and Zhiwen Lu
Timber has been commonly used in the field of civil engineering, and the health condition of timber is of great significance for the whole structure in practical scenarios. However, due to mechanical load and environmental impact, timber-based constructi...
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Jun-Cheol Lee and Chang-Joon Lee
The electro-mechanical impedance (EMI) change in Piezoelectric (PZT) sensors embedded in steel-fiber-reinforced mortar (SFRM) was investigated to assess the material setting time. The EMI was continuously monitored for 12 h by the PZT sensor embedded in ...
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Ilaria Ronconi, Roberta Salierno, Ling Liu, Andrea Giglio, Francesco Ripamonti and Ingrid Paoletti
The limitations of active noise control (ANC) in coping with low frequencies and of passive noise control (PNC) in coping with middle-high frequencies are objects of research that present the potentialities of hybrid noise control (HBC). It aims at combi...
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Jinzhong Zhao, Jin Wu and Kaixin Chen
The ultrasonic transmission detection method is used to investigate the applicability for the second-harmonic generation (SHG) technology of longitudinal wave to quantitatively assess carbonated concrete. The principal of this method is to use the piezoe...
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M. Saqib Hameed, Zheng Li and Kaihong Zheng
A damage estimation method based on continuous wavelet transformation (CWT) of the normalized Lamb wave signals is proposed here. Lamb waves are actuated and sensed using piezoelectric (lead zirconate titanate, PZT) transducers arranged in the form of sq...
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Chang-Yull Lee, Jin-Young Jung and Se-Min Jeong
Transient responses of stiffened panels with piezoelectric sensors and actuators are studied under normal blast loads. The air vehicles could be exposed to blast pulses generated by an explosion or shock-wave disturbances. Thus, active vibration suppress...
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