Stator Winding Second-Order Thermal Model including End-Winding Thermal Effects

This paper proposes a second-order thermal model for electrical machines. The goal of this model is the prediction of the average winding temperature during short and long thermal transients up to the steady-state conditions. First, the thermal parameters of the electrical machine are determined by...

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Main Authors: Aldo Boglietti, Fabio Mandrile, Enrico Carpaneto, Mircea Popescu, Sandro Rubino, David Staton
Format: Article
Language:English
Published: MDPI AG 2021-10-01
Series:Energies
Subjects:
Online Access:https://www.mdpi.com/1996-1073/14/20/6578
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author Aldo Boglietti
Fabio Mandrile
Enrico Carpaneto
Mircea Popescu
Sandro Rubino
David Staton
author_facet Aldo Boglietti
Fabio Mandrile
Enrico Carpaneto
Mircea Popescu
Sandro Rubino
David Staton
author_sort Aldo Boglietti
collection DOAJ
description This paper proposes a second-order thermal model for electrical machines. The goal of this model is the prediction of the average winding temperature during short and long thermal transients up to the steady-state conditions. First, the thermal parameters of the electrical machine are determined by a DC test. Then, the proposed model is characterized and validated using AC tests. The accuracy of the proposed thermal model has been verified comparing the computed temperatures with the measured ones. The maximum error found during the thermal transient is lower than 3%, an excellent result comparing the complexity of a total enclosed fan cooled induction motor and the simplicity of the proposed model.
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spelling doaj.art-f358b2a4ef2c47b2bf326d6c2c1b91662023-11-22T18:05:23ZengMDPI AGEnergies1996-10732021-10-011420657810.3390/en14206578Stator Winding Second-Order Thermal Model including End-Winding Thermal EffectsAldo Boglietti0Fabio Mandrile1Enrico Carpaneto2Mircea Popescu3Sandro Rubino4David Staton5Dipartimento Energia “G. Ferraris” (DENERG), Politecnico di Torino, Corso Duca degli Abruzzi 24, 10129 Torino, ItalyDipartimento Energia “G. Ferraris” (DENERG), Politecnico di Torino, Corso Duca degli Abruzzi 24, 10129 Torino, ItalyDipartimento Energia “G. Ferraris” (DENERG), Politecnico di Torino, Corso Duca degli Abruzzi 24, 10129 Torino, ItalyMotor Design Ltd., Edison Court, 5 Wrexham Technology Park, Wrexham LL13 7YT, UKDipartimento Energia “G. Ferraris” (DENERG), Politecnico di Torino, Corso Duca degli Abruzzi 24, 10129 Torino, ItalyMotor Design Ltd., Edison Court, 5 Wrexham Technology Park, Wrexham LL13 7YT, UKThis paper proposes a second-order thermal model for electrical machines. The goal of this model is the prediction of the average winding temperature during short and long thermal transients up to the steady-state conditions. First, the thermal parameters of the electrical machine are determined by a DC test. Then, the proposed model is characterized and validated using AC tests. The accuracy of the proposed thermal model has been verified comparing the computed temperatures with the measured ones. The maximum error found during the thermal transient is lower than 3%, an excellent result comparing the complexity of a total enclosed fan cooled induction motor and the simplicity of the proposed model.https://www.mdpi.com/1996-1073/14/20/6578winding thermal modellumped parameter thermal networkthermal analysisthermal network calibration
spellingShingle Aldo Boglietti
Fabio Mandrile
Enrico Carpaneto
Mircea Popescu
Sandro Rubino
David Staton
Stator Winding Second-Order Thermal Model including End-Winding Thermal Effects
Energies
winding thermal model
lumped parameter thermal network
thermal analysis
thermal network calibration
title Stator Winding Second-Order Thermal Model including End-Winding Thermal Effects
title_full Stator Winding Second-Order Thermal Model including End-Winding Thermal Effects
title_fullStr Stator Winding Second-Order Thermal Model including End-Winding Thermal Effects
title_full_unstemmed Stator Winding Second-Order Thermal Model including End-Winding Thermal Effects
title_short Stator Winding Second-Order Thermal Model including End-Winding Thermal Effects
title_sort stator winding second order thermal model including end winding thermal effects
topic winding thermal model
lumped parameter thermal network
thermal analysis
thermal network calibration
url https://www.mdpi.com/1996-1073/14/20/6578
work_keys_str_mv AT aldoboglietti statorwindingsecondorderthermalmodelincludingendwindingthermaleffects
AT fabiomandrile statorwindingsecondorderthermalmodelincludingendwindingthermaleffects
AT enricocarpaneto statorwindingsecondorderthermalmodelincludingendwindingthermaleffects
AT mirceapopescu statorwindingsecondorderthermalmodelincludingendwindingthermaleffects
AT sandrorubino statorwindingsecondorderthermalmodelincludingendwindingthermaleffects
AT davidstaton statorwindingsecondorderthermalmodelincludingendwindingthermaleffects