Results 41 to 50 of about 2,241 (208)

Suitability of MEMS accelerometers for condition monitoring: An experimental study [PDF]

, 2008
With increasing demands for wireless sensing nodes for assets control and condition monitoring; needs for alternatives to expensive conventional accelerometers in vibration measurements have been arisen.
Samir Mekid, Pietruszkiewicz, R, Mekid, S., Andrew Starr, Starr, Andrew G., Alhussein Albarbar, Albarbar, A., Robert Pietruszkiewicz   +7 more
core   +1 more source

A sensor for stiffness change sensing based on three weakly coupled resonators with enhanced sensitivity [PDF]

, 2015
This paper reports on a novel MEMS resonant sensing device consisting of three weakly coupled resonators that can achieve an order of magnitude improvement in sensitivity to stiffness change, compared to current state-of-the-art resonator sensors with ...
Chun Zhao, Zhao, C, Honglong Chang, Xie, Jianbing, Xie, J, Chang, H, Pu, SH, Kraft, M, Kraft, Michael, Chang, Honglong, Pu, Suan-Hui, Michael Kraft, ,, Graham S. Wood, Suan Hui Pu, Zhao, Chun, Wood, GS, Jianbing Xie, Wood, Graham S., Chong, HMH, Chong, Harold M.H., Harold M. H. Chong   +21 more
core   +1 more source

Feasibility of using low‐sampled accelerometer measurements for bolt joint looseness detection

IET Renewable Power Generation, 2022
In this work, the feasibility of using low‐sampled vibration signals for bolt joint tightness detection was investigated. Testing was carried out on multiple bolt joint configurations using a bench top electrodynamic shaker rig.
Gary Nicholas, Robin Mills, Wooyong Song, Hyunjoo Lee, Rob Dwyer‐Joyce   +4 more
doaj   +1 more source

Personal HealthCare of Things: A novel paradigm and futuristic approach

CAAI Transactions on Intelligence Technology, EarlyView., 2023
Abstract This study provides an investigative approach and offers a complete review of research on Internet of Medical Things (IoMT), describing the progress in general and highlighting the research issues, trends, and future aspects of IoMT. Exploring a research strategy for IoMT systems is vital as the need for IoT in healthcare grows. By aggregating
Surbhi Gupta, Mohammad Shabaz, Ankur Gupta, Abdullah Alqahtani, Shtwai Alsubai, Isaac Ofori   +5 more
wiley   +1 more source

Sensitivity-Tunable Oscillator-Accelerometer Based on Optical Fiber Bragg Grating

Photonics, 2021
We demonstrate a fiber Bragg grating (FBG)-based oscillator-accelerometer in which the acceleration sensitivity can be tuned by controlling the location of the mass oscillator.
Xiangpeng Xiao, Jinpeng Tao, Qingguo Song, Yuezhen Sun, Jiang Yang, Zhijun Yan   +5 more
doaj   +1 more source

Quasi-Static Calibration Method of a High-g Accelerometer

Sensors, 2017
To solve the problem of resonance during quasi-static calibration of high-g accelerometers, we deduce the relationship between the minimum excitation pulse width and the resonant frequency of the calibrated accelerometer according to the second-order ...
Yan Wang, Jinbiao Fan, Jing Zu, Peng Xu
doaj   +1 more source

3D-MODELING OF QUARTZ GLASS SENSORY ELEMENTS OF HEMISPHERICAL RESONATOR GYRO AND PENDULUM ACCELEROMETER [PDF]

Научно-технический вестник информационных технологий, механики и оптики, 2019
Subject of Research. The paper considers physical processes occurring in sensory elements of angular rate and apparent acceleration measuring devices, such as hemispherical resonator gyro and pendulum accelerometer. Inertial masses of the studied sensory
D. S. Gnusarev, E. A. Deputatova, V. V. Skorobogatov   +2 more
doaj   +1 more source

A Monolithic CMOS-MEMS Reconfigurable/Tunable Capacitive Accelerometer with Integrated Sensing Circuits

Frontiers in Mechanical Engineering, 2022
MEMS accelerometers have been widely used in various applications with a wide range of signal levels and bandwidth. Therefore it is desired to have a sensor whose characteristics such as sensitivity and bandwidth can be reconfigured/tuned depending on ...
Yi Chiu, Cheng-Yen Lin, Hao-Chiao Hong
doaj   +1 more source

Implementation of a CMOS/MEMS Accelerometer with ASIC Processes

Micromachines, 2019
This paper presents the design, simulation and mechanical characterization of a newly proposed complementary metal-oxide semiconductor (CMOS)/micro-electromechanical system (MEMS) accelerometer. The monolithic CMOS/MEMS accelerometer was fabricated using
Yu-Sian Liu, Kuei-Ann Wen
doaj   +1 more source

Design and Demonstration of an In-Plane Micro-Optical-Electro-Mechanical-System Accelerometer Based on Talbot Effect of Dual-Layer Gratings

Micromachines, 2023
An ultrasensitive single-axis in-plane micro-optical-electro-mechanical-system (MOEMS) accelerometer based on the Talbot effect of dual-layer gratings is proposed.
Wenqing Chen, Li Jin, Zhibin Wang, Haifeng Peng, Mengwei Li   +4 more
doaj   +1 more source