On the Sensing and Calibration of Residual Stresses Measurements in the Incremental Hole-Drilling Method

The current study presents three calibration approaches for the hole-drilling method (HDM). A total of 72 finite element models and 144 simulations were established to calibrate the measurements of the strain sensors. The first approach assumed the stresses acted on the boundaries of the drilled hol...

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Autores principales: Mohamed M. A. Ammar, Bijan Shirinzadeh, Kai Zhong Lai, Weichen Wei
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Lenguaje:EN
Publicado: MDPI AG 2021
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Acceso en línea:https://doaj.org/article/fce7a49a39a245df9b19e5881bbcd807
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spelling oai:doaj.org-article:fce7a49a39a245df9b19e5881bbcd8072021-11-25T18:56:30ZOn the Sensing and Calibration of Residual Stresses Measurements in the Incremental Hole-Drilling Method10.3390/s212274471424-8220https://doaj.org/article/fce7a49a39a245df9b19e5881bbcd8072021-11-01T00:00:00Zhttps://www.mdpi.com/1424-8220/21/22/7447https://doaj.org/toc/1424-8220The current study presents three calibration approaches for the hole-drilling method (HDM). A total of 72 finite element models and 144 simulations were established to calibrate the measurements of the strain sensors. The first approach assumed the stresses acted on the boundaries of the drilled hole and thus analyzed the surrounding displacements field. The second analysis considered the loads on the outer surfaces of the specimen while measuring the strains’ differences between the model with and without the drilled hole. The third approach was more comprehensive as it considered the mechanical and thermal effects of the drilling operations. The proposed approaches were applied to two different materials (AISI 1045 and CFRP). The steel specimens were machined using a CNC lathe while the composite laminates were manufactured using the robotic fiber placement (RFP) process. Subsequently, the residual stresses (RSs) were measured using the HDM. The obtained data were compared with X-ray diffraction measurements for validation. The results showed better estimation of the RSs when utilizing the third approach and clear underestimation of the stresses using the second approach. A divergence in RSs values between the three approaches was also detected when measuring the stresses in the internal layers of the composite laminates.Mohamed M. A. AmmarBijan ShirinzadehKai Zhong LaiWeichen WeiMDPI AGarticleresidual stressesincremental hole-drillingfinite element modeling (fem)robotic fiber placement (RFP)Chemical technologyTP1-1185ENSensors, Vol 21, Iss 7447, p 7447 (2021)
institution DOAJ
collection DOAJ
language EN
topic residual stresses
incremental hole-drilling
finite element modeling (fem)
robotic fiber placement (RFP)
Chemical technology
TP1-1185
spellingShingle residual stresses
incremental hole-drilling
finite element modeling (fem)
robotic fiber placement (RFP)
Chemical technology
TP1-1185
Mohamed M. A. Ammar
Bijan Shirinzadeh
Kai Zhong Lai
Weichen Wei
On the Sensing and Calibration of Residual Stresses Measurements in the Incremental Hole-Drilling Method
description The current study presents three calibration approaches for the hole-drilling method (HDM). A total of 72 finite element models and 144 simulations were established to calibrate the measurements of the strain sensors. The first approach assumed the stresses acted on the boundaries of the drilled hole and thus analyzed the surrounding displacements field. The second analysis considered the loads on the outer surfaces of the specimen while measuring the strains’ differences between the model with and without the drilled hole. The third approach was more comprehensive as it considered the mechanical and thermal effects of the drilling operations. The proposed approaches were applied to two different materials (AISI 1045 and CFRP). The steel specimens were machined using a CNC lathe while the composite laminates were manufactured using the robotic fiber placement (RFP) process. Subsequently, the residual stresses (RSs) were measured using the HDM. The obtained data were compared with X-ray diffraction measurements for validation. The results showed better estimation of the RSs when utilizing the third approach and clear underestimation of the stresses using the second approach. A divergence in RSs values between the three approaches was also detected when measuring the stresses in the internal layers of the composite laminates.
format article
author Mohamed M. A. Ammar
Bijan Shirinzadeh
Kai Zhong Lai
Weichen Wei
author_facet Mohamed M. A. Ammar
Bijan Shirinzadeh
Kai Zhong Lai
Weichen Wei
author_sort Mohamed M. A. Ammar
title On the Sensing and Calibration of Residual Stresses Measurements in the Incremental Hole-Drilling Method
title_short On the Sensing and Calibration of Residual Stresses Measurements in the Incremental Hole-Drilling Method
title_full On the Sensing and Calibration of Residual Stresses Measurements in the Incremental Hole-Drilling Method
title_fullStr On the Sensing and Calibration of Residual Stresses Measurements in the Incremental Hole-Drilling Method
title_full_unstemmed On the Sensing and Calibration of Residual Stresses Measurements in the Incremental Hole-Drilling Method
title_sort on the sensing and calibration of residual stresses measurements in the incremental hole-drilling method
publisher MDPI AG
publishDate 2021
url https://doaj.org/article/fce7a49a39a245df9b19e5881bbcd807
work_keys_str_mv AT mohamedmaammar onthesensingandcalibrationofresidualstressesmeasurementsintheincrementalholedrillingmethod
AT bijanshirinzadeh onthesensingandcalibrationofresidualstressesmeasurementsintheincrementalholedrillingmethod
AT kaizhonglai onthesensingandcalibrationofresidualstressesmeasurementsintheincrementalholedrillingmethod
AT weichenwei onthesensingandcalibrationofresidualstressesmeasurementsintheincrementalholedrillingmethod
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