Contents
2022
Volume: 44 Issue 1
32 Article(s)

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Propagation Characteristics of Surface Acoustic Wave Based on ScAlN/6H-SiC Structure
NAI Riga, MA Jun, WANG Yuanyuan, DOU Yawen, LYU Haitao, QIAN Lirong, and LI Cuiping
Piezoelectrics & Acoustooptics
  • Publication Date: Mar. 16, 2022
  • Vol. 44, Issue 1, 6 (2022)
Defect Detection of Unequal Thickness Butt Weld Based on Zero-Group-Velocity Lamb Wave
GAO Yunpeng, FAN Pingcheng, LIAO Lin, and YUAN Maodan
Due to the differences in materials, processes and environment, the welded structures are prone to various types of defects, which will seriously affect the overall safety performance of the structure. The ultrasonic method is an effective non-destructive measurement method for defect, but the conventional ultrasonic d
Piezoelectrics & Acoustooptics
  • Publication Date: Mar. 16, 2022
  • Vol. 44, Issue 1, 15 (2022)
Relaxation Ferroelectric Single Crystal Three-Axis Acceleration Sensor
JI Jinhao, TU Xinyu, and LI Junbao
Piezoelectrics & Acoustooptics
  • Publication Date: Mar. 16, 2022
  • Vol. 44, Issue 1, 21 (2022)
Monitoring Force State of Pin Shaft Connection Based on Piezoelectric Ceramics
HUO Linsheng, ZHANG Chenchen, and ZHAO Nan
Piezoelectrics & Acoustooptics
  • Publication Date: Mar. 16, 2022
  • Vol. 44, Issue 1, 48 (2022)
Influence of Elastic Magnifier on Characteristics of Piezoelectric Energy Harvester Under Parametric Excitation
QIN Chengwu, LIU Jingyang, SUN Dehua, YANG Lei, and XIE Jin
A scheme to mount an elastic magnifier to piezoelectric energy harvester under parametric excitation is proposed in this paper. Using the extended Hamiltonian principle, the dynamics equation of the system is established, and simulations are carried out to investigate the influence of the elastic magnifier and stiffnes
Piezoelectrics & Acoustooptics
  • Publication Date: Mar. 16, 2022
  • Vol. 44, Issue 1, 53 (2022)
Modeling and Response Analysis of Piezoelectric Vibration Energy Harvester
FENG Yiting, LIU Wenguang, FANG Mengxiang, WU Xingyi, GAO Mingyang, and CHEN Hongxia
Piezoelectrics & Acoustooptics
  • Publication Date: Mar. 16, 2022
  • Vol. 44, Issue 1, 62 (2022)
Simulation and Experiment on Piezoelectric Energy Harvester Array Based on Vortex-Induced Vibration
YU Huihui, LI Li, WANG Yongyao, MA Xiongfei, and CHEN Peng
In order to solve the problem that the single piezoelectric energy harvester cannot meet the large power supply demand of some microelectronic devices, the fluid-solid-electrical coupling simulation of piezoelectric energy harvester array based on vortex-induced vibration was carried out in this paper, and the simulati
Piezoelectrics & Acoustooptics
  • Publication Date: Mar. 16, 2022
  • Vol. 44, Issue 1, 77 (2022)
Study on Temperature Compensation of Optical Fiber Displacement Sensor Based on Optimized RBF Neural Network
SUN Chao, GUO Naiyu, YE Li, MIAO Longxin, CAO Mian, DING Jianjun, and YAN Mingdie
Piezoelectrics & Acoustooptics
  • Publication Date: Mar. 16, 2022
  • Vol. 44, Issue 1, 85 (2022)
Research on Optimization of Centrifugal Distance of Piezoelectric Cantilever Beam in Rotating Tire
ZHANG Yunshun, ZHAO Xiangshuai, and WANG Wanshu
Aiming at the problem of poor response of piezoelectric cantilever in low frequency region, a method to optimize the centrifugal distance of the magnet at the end of the cantilever is proposed based on self-tuning stochastic resonance. Firstly, the dynamic equation of end magnet is analyzed and deduced. Then the optimi
Piezoelectrics & Acoustooptics
  • Publication Date: Mar. 16, 2022
  • Vol. 44, Issue 1, 89 (2022)
Design of a New Type of Flexible Clamping High Frequency Ultrasonic Transducer
GAO Rongxin, ZHANG Hongjie, and ZHANG Hongjian
To enhance the vibration amplitude output and the ultrasonic energy delivery efficiency of the high-frequency ultrasonic transducer, a new type of flexible clamping high frequency ultrasonic transducer was proposed. Based on the modular design method, a systematic design method for this type of ultrasonic transducer wa
Piezoelectrics & Acoustooptics
  • Publication Date: Mar. 16, 2022
  • Vol. 44, Issue 1, 101 (2022)
Control Method of Wafer Test Process Based on GRU Neural Network
GUO Daizong, and HU Hong
The nonlinear characteristics of the output displacement of the piezoelectric actuator,such as hysteresis memory characteristics and rate-related characteristics, bring difficulties to the modeling and control of the piezoelectric actuator.This paper proposes a new output displacement control method based on the gated
Piezoelectrics & Acoustooptics
  • Publication Date: Mar. 16, 2022
  • Vol. 44, Issue 1, 111 (2022)
Study on Tactile Sensing Performance of an Electronic Skin
CAO Xinlin, WANG Xianjin, GUO Chengdong, LI Luyang, and BIAN Yixiang
Piezoelectrics & Acoustooptics
  • Publication Date: Mar. 16, 2022
  • Vol. 44, Issue 1, 118 (2022)
Design of Active Control Shunt Circuit for Piezoelectric Metamaterials
LI Ze, WANG Xunbao, LIU Zhao, NI Ming, and FU Baowei
Piezoelectrics & Acoustooptics
  • Publication Date: Mar. 16, 2022
  • Vol. 44, Issue 1, 130 (2022)
High Frequency Ultrasonic Transducer and Scanning Method for Ultrasound Imaging of Skin Cyst
ZHOU Jiewen, LI Xiaobing, DING Weiyan, JIANG Lixin, NIE Shengdong, CHEN Xingfei, LI Xinlun, SU Yifan, and ZHAO Xiangyong
Piezoelectrics & Acoustooptics
  • Publication Date: Mar. 16, 2022
  • Vol. 44, Issue 1, 134 (2022)
Accurate Measurement of Refractive Index of PMN-PT Crystal1
ZHAO Weigang, CHEN Hong, LIU Xin, QIU Fusheng, HUANG Lingxiong, ZHANG Ge, WEI Xiaoyong, and XU Zhuo
Piezoelectrics & Acoustooptics
  • Publication Date: Mar. 16, 2022
  • Vol. 44, Issue 1, 139 (2022)
Research on Thin Plate Stress Measurement Technology Based on Ultrasonic High-Order Lamb Wave
YUAN Suai, ZHAO Xiaochun, LIAO Lin, XUAN Weiming, and YUAN Maodan
In the process of manufacturing and service of the thin metal plate structure, it is usually accompanied by the residual stress and external stress. Excessive stress will cause the thin plate to deform and seriously affect the normal operation of the overall structure. The evaluation of the stress state is an important
Piezoelectrics & Acoustooptics
  • Publication Date: Mar. 16, 2022
  • Vol. 44, Issue 1, 144 (2022)
Design of Surface Acoustic Wave Current Sensor Based on FeGa Film
SUN Yuan, JIA Yana, ZHANG Yufeng, LIANG Yong, and WANG Wen
Using the FeGa magnetostrictive film as the sensitive material, a surface acoustic wave (SAW) current sensor with high sensitivity is designed and optimized. It is fabricated by using a SAW delay line with a center frequency of 150 MHz as the sensing element, and the FeGa thin film is deposited on the surface of the SA
Piezoelectrics & Acoustooptics
  • Publication Date: Mar. 16, 2022
  • Vol. 44, Issue 1, 157 (2022)
Framework Design and Engineering Implementation of Monitoring Equipment for Underground Infrastructure
LIAO Songlin, WANG Lu, HU Cong, CHEN Chao, ZENG Xiangbao, WEN Jingxiao, and WANG Fei
Piezoelectrics & Acoustooptics
  • Publication Date: Mar. 16, 2022
  • Vol. 44, Issue 1, 161 (2022)
[in Chinese]
Piezoelectrics & Acoustooptics
  • Publication Date: Mar. 16, 2022
  • Vol. 44, Issue 1, 1 (2022)
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