Uncertainty Assessment in Temperature Uniformity Survey of Thermal Processing Equipment According to AMS2750 Aerospace Specification

Thermal processing equipment used in the aerospace industry must meet the requirements of the processes for which they are intended. The periodic tests performed by calibration laboratories, according to the AMS2750 specification, are intended to ensure compliance with these equipment requirements....

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Main Authors: Carmen García-López, Germán Álvarez-Tey
Format: Article
Language:English
Published: MDPI AG 2023-10-01
Series:Aerospace
Subjects:
Online Access:https://www.mdpi.com/2226-4310/10/11/915
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author Carmen García-López
Germán Álvarez-Tey
author_facet Carmen García-López
Germán Álvarez-Tey
author_sort Carmen García-López
collection DOAJ
description Thermal processing equipment used in the aerospace industry must meet the requirements of the processes for which they are intended. The periodic tests performed by calibration laboratories, according to the AMS2750 specification, are intended to ensure compliance with these equipment requirements. While this specification does not explicitly state the need for uncertainty calculation, it does specify that pyrometry laboratories must have an ISO/IEC 17025 Quality System accredited by a recognized regional body which is a member of the International Laboratory Accreditation Cooperation (ILAC). Therefore, the calculation of uncertainties is necessary. This work presents a methodology for conducting temperature uniformity surveys and uncertainty assessment in these tests. This methodology has been applied to four different types of equipment to analyse, in each case, the contributions of uncertainties and to assess their potential for improvement. The objectives that laboratories should aim for include improving measurement accuracy and reducing uncertainty components in order to meet the criteria of both AMS2750 and ISO/IEC 17025.
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spelling doaj.art-acdde488ae5845f2adfeb110bafa082f2023-11-24T14:22:41ZengMDPI AGAerospace2226-43102023-10-01101191510.3390/aerospace10110915Uncertainty Assessment in Temperature Uniformity Survey of Thermal Processing Equipment According to AMS2750 Aerospace SpecificationCarmen García-López0Germán Álvarez-Tey1Departamento de Ingeniería Eléctrica, Universidad de Cádiz, Avenida de la Universidad de Cádiz, 10, 11519 Cádiz, SpainDepartamento de Ingeniería Eléctrica, Universidad de Cádiz, Avenida de la Universidad de Cádiz, 10, 11519 Cádiz, SpainThermal processing equipment used in the aerospace industry must meet the requirements of the processes for which they are intended. The periodic tests performed by calibration laboratories, according to the AMS2750 specification, are intended to ensure compliance with these equipment requirements. While this specification does not explicitly state the need for uncertainty calculation, it does specify that pyrometry laboratories must have an ISO/IEC 17025 Quality System accredited by a recognized regional body which is a member of the International Laboratory Accreditation Cooperation (ILAC). Therefore, the calculation of uncertainties is necessary. This work presents a methodology for conducting temperature uniformity surveys and uncertainty assessment in these tests. This methodology has been applied to four different types of equipment to analyse, in each case, the contributions of uncertainties and to assess their potential for improvement. The objectives that laboratories should aim for include improving measurement accuracy and reducing uncertainty components in order to meet the criteria of both AMS2750 and ISO/IEC 17025.https://www.mdpi.com/2226-4310/10/11/915uncertainty assessmenttemperature uniformity surveyindustrial thermal processing equipmentAMS2750ISO/IEC 17025
spellingShingle Carmen García-López
Germán Álvarez-Tey
Uncertainty Assessment in Temperature Uniformity Survey of Thermal Processing Equipment According to AMS2750 Aerospace Specification
Aerospace
uncertainty assessment
temperature uniformity survey
industrial thermal processing equipment
AMS2750
ISO/IEC 17025
title Uncertainty Assessment in Temperature Uniformity Survey of Thermal Processing Equipment According to AMS2750 Aerospace Specification
title_full Uncertainty Assessment in Temperature Uniformity Survey of Thermal Processing Equipment According to AMS2750 Aerospace Specification
title_fullStr Uncertainty Assessment in Temperature Uniformity Survey of Thermal Processing Equipment According to AMS2750 Aerospace Specification
title_full_unstemmed Uncertainty Assessment in Temperature Uniformity Survey of Thermal Processing Equipment According to AMS2750 Aerospace Specification
title_short Uncertainty Assessment in Temperature Uniformity Survey of Thermal Processing Equipment According to AMS2750 Aerospace Specification
title_sort uncertainty assessment in temperature uniformity survey of thermal processing equipment according to ams2750 aerospace specification
topic uncertainty assessment
temperature uniformity survey
industrial thermal processing equipment
AMS2750
ISO/IEC 17025
url https://www.mdpi.com/2226-4310/10/11/915
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AT germanalvareztey uncertaintyassessmentintemperatureuniformitysurveyofthermalprocessingequipmentaccordingtoams2750aerospacespecification