Micromechanical vibro-impact systems: a review

CP Tsai, WC Li - Journal of Micromechanics and …, 2023 - iopscience.iop.org
Spurred by the invention of the tapping-mode atomic force microscopy three decades ago,
various micromechanical structures and systems that utilize parts with mechanical impact …

An output error algorithm for piecewise affine system identification

N Canty, T O'Mahony, MT Cychowski - Control Engineering Practice, 2012 - Elsevier
Within Hybrid systems, piecewise affine systems are a common class to be identified from
input/output data. In this paper an improved algorithm for identifying piecewise affine …

Modeling, simulation and validation of the dynamic performance of a single-pole single-throw RF-MEMS contact switch

C Do, M Hill, M Lishchynska… - 2011 12th Intl. Conf …, 2011 - ieeexplore.ieee.org
This work presents a low-complexity dynamic model of a single-pole single-throw (SPST)
ruthenium contact radio frequency (RF) MEMS switch. The model is based on a fabricated …

Model-based analysis of switch degradation effects during lifetime testing

C Do, M Lishchynska, K Delaney… - 2012 IEEE 25th …, 2012 - ieeexplore.ieee.org
The paper reports on the transient analysis of the observed decrease in the actuation
voltage of MEMS ohmic switches, under a stress condition. A finite difference model (FDM) is …

Model identification for impact dynamics of a piezoelectric microactuator

JH Ryou, KR Oldham - Journal of Micromechanics and …, 2012 - iopscience.iop.org
A parameterized model for the impact dynamics of a piezoelectric microactuator is proposed,
and a system-identification procedure for quantifying model parameters is presented. The …

Mitigation of contact bounces in electrostatically actuated nonprismatic microbeams

R K. Godara, M M. Joglekar - Micro and Nanosystems, 2016 - benthamdirect.com
Background: This article presents a feedforward control technique to mitigate the contact
bounces in electrostatically driven beam type nonprismatic microswitches. A comprehensive …

Estimators for micro-robot leg dynamics with uncertain jump conditions and infrequent sampling

J Qu, KR Oldham - 2016 American Control Conference (ACC), 2016 - ieeexplore.ieee.org
This paper examines estimation of micro-robotic leg dynamics across uncertain ground
impact conditions. A model for impact of compliant micro-structures with unknown ground …

Foot Impact and Dynamic Analyses of Piezoelectrically-Actuated Walking Micro-Robots.

JH Ryou - 2013 - deepblue.lib.umich.edu
It is difficult to model the dynamics of batch-fabricated walking micro-robots since foot-terrain
contact interaction is very complicated due to continuous mechanical structure and …

System Identification of Contact Dynamics for a Piezoelectric Microactuator

JH Ryou, KR Oldham - Dynamic Systems and …, 2012 - asmedigitalcollection.asme.org
A parameterized model for the impact dynamics of a piezoelectric microactuator is proposed,
and a system identification procedure for quantifying model parameters presented. The …

Modeling, Sensing, and Estimation for Miniature Dynamic Systems with Contact

J Qu - 2018 - deepblue.lib.umich.edu
This dissertation focuses on modeling and sensing for miniature devices characterized by
mixed elastic and rigid body motion with contact. Understanding dynamics of miniature …