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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MDPI AG
2023-10-01
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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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language | English |
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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 |
work_keys_str_mv | AT carmengarcialopez uncertaintyassessmentintemperatureuniformitysurveyofthermalprocessingequipmentaccordingtoams2750aerospacespecification AT germanalvareztey uncertaintyassessmentintemperatureuniformitysurveyofthermalprocessingequipmentaccordingtoams2750aerospacespecification |