Overview and analysis of MEMS Coriolis vibratory ring gyroscope

J Jia, X Ding, Z Qin, Z Ruan, W Li, X Liu, H Li - Measurement, 2021 - Elsevier
Micro-electromechanical systems (MEMS) Coriolis vibratory ring gyroscope, which utilizes
Byran effect to detect rotation, is regarded as a two-dimensional derivative of vibrating shell …

Whole-angle MEMS gyroscopes: challenges and opportunities

D Senkal, AM Shkel - 2020 - books.google.com
Presents the mathematical framework, technical language, and control systems know-how
needed to design, develop, and instrument micro-scale whole-angle gyroscopes This …

An investigation on thermoelastic damping of high-Q ring resonators

ST Hossain, S McWilliam, AA Popov - International Journal of Mechanical …, 2016 - Elsevier
For applications requiring high performance angular rate measurements it is important to be
able to design MEMS rate sensors with high quality factors (Q). This paper considers ring …

A 5.86 million quality factor cylindrical resonator with improved structural design based on thermoelastic dissipation analysis

L Zeng, Y Luo, Y Pan, Y Jia, J Liu, Z Tan, K Yang… - Sensors, 2020 - mdpi.com
The cylindrical resonator is the core component of cylindrical resonator gyroscopes (CRGs).
The quality factor (Q factor) of the resonator is one crucial parameter that determines the …

Thermoelastic damping in the contour-mode vibrations of micro-and nano-electromechanical circular thin-plate resonators

Z Hao - Journal of Sound and Vibration, 2008 - Elsevier
This paper presents an analytical study on thermoelastic damping (TED) in the contour-
mode vibrations of micro-and nano-electromechanical circular thin-plate resonators. Instead …

Analysis and experimental comparison of acoustic noise of three switched reluctance motors made of conventional steel, high silicon steel, and amorphous iron

H Sobue, A Chiba, Y Cai, K Kiyota… - IEEE Transactions …, 2021 - ieeexplore.ieee.org
In this article, three test motors are fabricated with different iron materials, conventional steel,
high silicon steel, and amorphous iron. Among the three materials, the high silicon steel has …

Bulk and surface thermoelastic dissipation in micro-hemispherical shell resonators

L Sorenson, P Shao, F Ayazi - Journal of …, 2014 - ieeexplore.ieee.org
Thermoelastic dissipation (TED) is a fundamental energy loss process, which bears concern
in all microelectromechanical resonators. High aspect ratio (R/h) 3-D micro-hemispherical …

Design, analysis and experiment of a novel ring vibratory gyroscope

Y Tao, X Wu, D Xiao, Y Wu, H Cui, X Xi… - Sensors and Actuators A …, 2011 - Elsevier
This work presents the design, analysis, simulation and experiment of a novel ring vibratory
gyroscope based on piezoelectric effect. The gyroscope has a simple millimeter-scale …

Thermoelastic damping in bilayer microbeam resonators with two-dimensional heat conduction

L Yang, P Li, Y Fang, H Zhou - International Journal of Mechanical …, 2020 - Elsevier
Accurate modeling of thermoelastic damping (TED) is a significant and challenging task in
the design of multilayer micro-resonator devices. Several analytical models were proposed …

A thermal-energy method for calculating thermoelastic damping in micromechanical resonators

Z Hao, Y Xu, SK Durgam - Journal of Sound and Vibration, 2009 - Elsevier
In this paper, a thermal-energy method is presented for calculating thermoelastic damping in
micromechanical resonators. In this method, thermoelastic damping is interpreted as the …