Evaluation of measurement uncertainty in a static tensile test
This article presents a scheme of the procedure for assessing the measurement uncertainty of material constants determined in the static tensile test. The key analysis was preceded by a discussion of the concept of uncertainty of measurement, equated with absolute error, the concept of relative erro...
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De Gruyter
2021
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oai:doaj.org-article:37e2264ed2524964afdd4945c8a6d99b2021-12-05T14:10:46ZEvaluation of measurement uncertainty in a static tensile test2391-543910.1515/eng-2021-0069https://doaj.org/article/37e2264ed2524964afdd4945c8a6d99b2021-05-01T00:00:00Zhttps://doi.org/10.1515/eng-2021-0069https://doaj.org/toc/2391-5439This article presents a scheme of the procedure for assessing the measurement uncertainty of material constants determined in the static tensile test. The key analysis was preceded by a discussion of the concept of uncertainty of measurement, equated with absolute error, the concept of relative error and methods of assessment of these errors, depending on the type of mutual dependence of the analyzed quantity and the measured quantities. The next step in this article shows examples of stress–strain curves, which were used to calculate errors, as well as specific material constants. By importing the spreadsheets of the Mathcad package, which was used in the analysis, the procedure for assessing the measurement uncertainty was specified.Graba MarcinDe Gruyterarticlestatic tensile testmeasurement uncertaintyabsolute errorrelative errormaterial constantmechanical propertiesEngineering (General). Civil engineering (General)TA1-2040ENOpen Engineering, Vol 11, Iss 1, Pp 709-722 (2021) |
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static tensile test measurement uncertainty absolute error relative error material constant mechanical properties Engineering (General). Civil engineering (General) TA1-2040 |
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static tensile test measurement uncertainty absolute error relative error material constant mechanical properties Engineering (General). Civil engineering (General) TA1-2040 Graba Marcin Evaluation of measurement uncertainty in a static tensile test |
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This article presents a scheme of the procedure for assessing the measurement uncertainty of material constants determined in the static tensile test. The key analysis was preceded by a discussion of the concept of uncertainty of measurement, equated with absolute error, the concept of relative error and methods of assessment of these errors, depending on the type of mutual dependence of the analyzed quantity and the measured quantities. The next step in this article shows examples of stress–strain curves, which were used to calculate errors, as well as specific material constants. By importing the spreadsheets of the Mathcad package, which was used in the analysis, the procedure for assessing the measurement uncertainty was specified. |
format |
article |
author |
Graba Marcin |
author_facet |
Graba Marcin |
author_sort |
Graba Marcin |
title |
Evaluation of measurement uncertainty in a static tensile test |
title_short |
Evaluation of measurement uncertainty in a static tensile test |
title_full |
Evaluation of measurement uncertainty in a static tensile test |
title_fullStr |
Evaluation of measurement uncertainty in a static tensile test |
title_full_unstemmed |
Evaluation of measurement uncertainty in a static tensile test |
title_sort |
evaluation of measurement uncertainty in a static tensile test |
publisher |
De Gruyter |
publishDate |
2021 |
url |
https://doaj.org/article/37e2264ed2524964afdd4945c8a6d99b |
work_keys_str_mv |
AT grabamarcin evaluationofmeasurementuncertaintyinastatictensiletest |
_version_ |
1718371715051945984 |