Results 121 to 130 of about 16,437,397 (288)

Finite Element Model Updating Based on a Physics-Constrained Sparse Response Surface

open access: yesBuildings
Accurate finite element models are essential for structural condition assessment, yet nominal material properties and idealized boundary conditions can produce systematic discrepancies between numerical and measured dynamics.
Fang Dong   +5 more
doaj   +1 more source

Finite element model updating

open access: yes, 2011
In this chapter, Finite Element Model Updating method is discussed. The method constitutes a widely accepted and practiced procedure especially for the solution of direct problems.
Syed Muhammad, Kashif
core  

Continuum Robots in Surgery: From Engineering Design to Clinical Practice

open access: yesAdvanced Robotics Research, EarlyView.
The hyper‐redundant nature of continuum robot structures enables near‐infinite degrees of freedom leading to immense potential for medical applications. This review provides a historical background of continuum robots and novel ideas shaping their progress to current structural design, sensing technology, modeling techniques, and control methods.
Griffin Smith   +6 more
wiley   +1 more source

Finite Element Model Updating Using Cross-Entrophy [PDF]

open access: yes, 2012
Bridge & Infrastructure Research in Ireland 2010, Cork Institute of Technology, September 2010This paper presents the potential of the cross-entropy method to surmise the properties of a simply supported beam using as input the response of the structure
O\u27Brien, Eugene J.   +4 more
core   +1 more source

Finite element model updating of aerospace structures

open access: yes, 2020
Model updating methods can be used to obtain more accurate mathematicalmodels. Results of linear finite element models which can be assumed asmathematical models for structural dynamics studies almost never match with thereal test results. Accurate mathematical models are used to extract more preciseresults from structural analyses.
openaire   +1 more source

Autonomous Navigation of Pollen‐Inspired Magnetic Microrobots for Biomedical Applications

open access: yesAdvanced Robotics Research, EarlyView.
A sunflower pollen‐inspired magnetic microrobot enables controlled rolling navigation in vessel‐like environments. Its open geometry reduces hydrodynamic drag, while vision‐based closed‐loop control, shortest‐path planning, and reinforcement learning support target‐reaching and maze navigation with microrobot‐scale accuracy, highlighting a route toward
Ali Anil Demircali   +6 more
wiley   +1 more source

Wireless Precise Manipulation of Tumor Spheroids Using a Millirobot Controlled by Permanent Magnetic Traps

open access: yesAdvanced Robotics Research, EarlyView.
A magnetic donut‐like millirobot is developed for label‐free pick‐and‐place of a tumor spheroid wirelessly controlled by a magnetic trap. Spheroids are important 3D multicellular culture systems that recapitulate key structural and functional features of native tissues.
Yue Gao   +8 more
wiley   +1 more source

Finite element model updating of piezoelectric transducers

open access: yes, 2019
Building an accurate finite-element model for a piezoelectric transducer depends on the accuracy of the input material properties, including the elastic, dielectric and piezoelectric parameters, of the piezoelectric materials.
Su, Liang   +3 more
core   +1 more source

Finite element model updating of Canton Tower using regularization technique

open access: yes, 2014
This paper summarizes a study for the modal analysis and model updating conducted using the monitoring data obtained from the Canton Tower of 610 m tall, which was established as an international benchmark problem by the Hong Kong Polytechnic University.
Cho, Soojin   +3 more
core  

Flexible Sensors for Robotics Tactile Perception: A Review

open access: yesAdvanced Robotics Research, EarlyView.
Flexible tactile sensing for robotics is reviewed through four interconnected dimensions. Physical mechanisms include piezoresistive, capacitive, piezoelectric, triboelectric, iontronic, and optical sensing. Structural design includes bioinspired, defect‐based, and MEMS‐based tactile systems.
Yu Song, Ying Chen, Yihao Chen, Xue Feng
wiley   +1 more source

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