The Measurement Uncertainty in Determining of Electrical Resistance Value by Applying Direct-Comparison Method

This paper considers the unknown electrical resistance (measurand) as the numerical result of the measurement that was carried out by means of the well-known direct comparison measurement method using an appropriate standard resistor and voltmeter. In the literature, this measurement method is also...

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Main Authors: Vladimir Pleština, Vedran Boras, Hrvoje Turić
Format: Article
Language:English
Published: MDPI AG 2022-03-01
Series:Energies
Subjects:
Online Access:https://www.mdpi.com/1996-1073/15/6/2115
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author Vladimir Pleština
Vedran Boras
Hrvoje Turić
author_facet Vladimir Pleština
Vedran Boras
Hrvoje Turić
author_sort Vladimir Pleština
collection DOAJ
description This paper considers the unknown electrical resistance (measurand) as the numerical result of the measurement that was carried out by means of the well-known direct comparison measurement method using an appropriate standard resistor and voltmeter. In the literature, this measurement method is also referred to as a series comparison method. This method of measurement is one of the indirect methods and is suitable for measuring low resistance. This paper presents two approaches for evaluating the unknown electrical resistance and its associated combined standard uncertainty. The entire process of evaluating the combined standard uncertainty that is associated with the measurand and the standard uncertainties that are associated with the analyzed input quantities has been entirely performed in accordance with the applicable international recommendations and guidelines for the uncertainty of measurement. The analyzed approaches for evaluating the combined standard uncertainty are designed to be universal and valid both for the mutually non-correlated input quantities and for the mutually correlated input quantities, which can be obtained from a single observation, or repeated observations or by other means. This paper can substantially contribute to the measurements in electrical engineering and education.
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spelling doaj.art-aa8198053b2e43f883779252600955802023-11-24T01:04:42ZengMDPI AGEnergies1996-10732022-03-01156211510.3390/en15062115The Measurement Uncertainty in Determining of Electrical Resistance Value by Applying Direct-Comparison MethodVladimir Pleština0Vedran Boras1Hrvoje Turić2Faculty of Science, University of Split, Ruđera Boškovića 33, 21000 Split, CroatiaFaculty of Science, University of Split, Ruđera Boškovića 33, 21000 Split, CroatiaFaculty of Science, University of Split, Ruđera Boškovića 33, 21000 Split, CroatiaThis paper considers the unknown electrical resistance (measurand) as the numerical result of the measurement that was carried out by means of the well-known direct comparison measurement method using an appropriate standard resistor and voltmeter. In the literature, this measurement method is also referred to as a series comparison method. This method of measurement is one of the indirect methods and is suitable for measuring low resistance. This paper presents two approaches for evaluating the unknown electrical resistance and its associated combined standard uncertainty. The entire process of evaluating the combined standard uncertainty that is associated with the measurand and the standard uncertainties that are associated with the analyzed input quantities has been entirely performed in accordance with the applicable international recommendations and guidelines for the uncertainty of measurement. The analyzed approaches for evaluating the combined standard uncertainty are designed to be universal and valid both for the mutually non-correlated input quantities and for the mutually correlated input quantities, which can be obtained from a single observation, or repeated observations or by other means. This paper can substantially contribute to the measurements in electrical engineering and education.https://www.mdpi.com/1996-1073/15/6/2115unknown electrical resistanceuncertainty of measurementdirect comparison measurementseries comparison method
spellingShingle Vladimir Pleština
Vedran Boras
Hrvoje Turić
The Measurement Uncertainty in Determining of Electrical Resistance Value by Applying Direct-Comparison Method
Energies
unknown electrical resistance
uncertainty of measurement
direct comparison measurement
series comparison method
title The Measurement Uncertainty in Determining of Electrical Resistance Value by Applying Direct-Comparison Method
title_full The Measurement Uncertainty in Determining of Electrical Resistance Value by Applying Direct-Comparison Method
title_fullStr The Measurement Uncertainty in Determining of Electrical Resistance Value by Applying Direct-Comparison Method
title_full_unstemmed The Measurement Uncertainty in Determining of Electrical Resistance Value by Applying Direct-Comparison Method
title_short The Measurement Uncertainty in Determining of Electrical Resistance Value by Applying Direct-Comparison Method
title_sort measurement uncertainty in determining of electrical resistance value by applying direct comparison method
topic unknown electrical resistance
uncertainty of measurement
direct comparison measurement
series comparison method
url https://www.mdpi.com/1996-1073/15/6/2115
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