Evidence map›Paper›PMID 34770326›Full record

ArticleSensors (Basel, Switzerland)2021

Soft Elastomeric Capacitor for Angular Rotation Sensing in Steel Components.

Han Liu, Simon Laflamme, Jian Li, Caroline Bennett, William N Collins, Austin Downey, Paul Ziehl, Hongki Jo

Abstract read
In one paragraph

Article in Sensors (Basel, Switzerland), 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

2 citing papers in PubMed.

  1. Review
  2. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

8 authors.

Han LiuDepartment of Civil, Construction and Environmental Engineering, Iowa State University, Ames, IA 50011, USA.ORCID 0000-0003-3057-522X
Simon LaflammeDepartment of Civil, Construction and Environmental Engineering, Iowa State University, Ames, IA 50011, USA.ORCID 0000-0001-5666-3215
Jian LiDepartment of Civil, Environmental and Architectural Engineering, The University of Kansas, Lawrence, KS 66045, USA.ORCID 0000-0003-3439-7539
Caroline BennettDepartment of Civil, Environmental and Architectural Engineering, The University of Kansas, Lawrence, KS 66045, USA.ORCID 0000-0002-2713-0011
William N CollinsDepartment of Civil, Environmental and Architectural Engineering, The University of Kansas, Lawrence, KS 66045, USA.ORCID 0000-0002-2835-6389
Austin DowneyDepartment of Mechanical Engineering, University of South Carolina, Columbia, SC 29208, USA.ORCID 0000-0002-5524-2416
Paul ZiehlDepartment of Mechanical Engineering, University of South Carolina, Columbia, SC 29208, USA.
Hongki JoDepartment of Civil, Architectural Engineering and Mechanics, The University of Arizona, Tucson, AZ 85721, USA.ORCID 0000-0001-5056-1154

Funding

Departments of Transportation of Iowa, Kansas, South Carolina, and North Carolina Transportation Pooled Fund Study TPF-5(449)
6 · The paper itself

Abstract

The authors have previously proposed corrugated soft elastomeric capacitors (cSEC) to create ultra compliant scalable strain gauges. The cSEC technology has been successfully demonstrated in engineering and biomechanical applications for in-plane strain measurements. This study extends work on the cSEC to evaluate its performance at measuring angular rotation when installed folded at the junction of two plates. The objective is to characterize the sensor's electromechanical behavior anticipating applications to the monitoring of welded connections in steel components. To do so, an electromechanical model that maps the cSEC signal to bending strain induced by angular rotation is derived and adjusted using a validated finite element model. Given the difficulty in mapping strain measurements to rotation, an algorithm termed angular rotation index (ARI) is formulated to link measurements to angular rotation directly. Experimental work is conducted on a hollow structural section (HSS) steel specimen equipped with cSECs subjected to compression to generate angular rotations at the corners within the cross-section. Results confirm that the cSEC is capable of tracking angular rotation-induced bending strain linearly, however with accuracy levels significantly lower than found over flat configurations. Nevertheless, measurements were mapped to angular rotations using the ARI, and it was found that the ARI mapped linearly to the angle of rotation, with an accuracy of 0.416∘.

Indexed as

SteelBiomechanical PhenomenaElasticityPressureSteelangular motion sensingangular rotationbending straincapacitorcomplex geometryflexible strain gaugeout-of-plane deformationstrain monitoring

Identifiers

PMID34770326
PMCPMC8587660

What OpenQuestion holds

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.