Experimental Validation of an Automated Approach for Estimating the Efficiency and Heat Balance of Gearboxes Based on an Electrified Heavy Commercial Vehicle Axle

Freight transport accounts for about half of all distances travelled in Europe. Therefore, freight transport is one of the decisive factors for reducing greenhouse gases and air pollutants. For this reason, the electrification of road freight transport is being promoted as part of the project “BEV G...

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Main Authors: Roland Uerlich, Sven Köller, Gordon Witham, Theo Koch, Lutz Eckstein
Format: Article
Language:English
Published: MDPI AG 2022-08-01
Series:World Electric Vehicle Journal
Subjects:
Online Access:https://www.mdpi.com/2032-6653/13/8/142
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author Roland Uerlich
Sven Köller
Gordon Witham
Theo Koch
Lutz Eckstein
author_facet Roland Uerlich
Sven Köller
Gordon Witham
Theo Koch
Lutz Eckstein
author_sort Roland Uerlich
collection DOAJ
description Freight transport accounts for about half of all distances travelled in Europe. Therefore, freight transport is one of the decisive factors for reducing greenhouse gases and air pollutants. For this reason, the electrification of road freight transport is being promoted as part of the project “BEV Goes eHighway—[BEE]”. The data basis for the modelling used in this project is an electric drive axle for a heavy commercial vehicle, which was developed in the “Concept-ELV<sup>2</sup>” project. Based on the results of the previous project, the methodological tools that were developed are presented in this paper. These allow a wide range of possible powertrain topologies to be considered at the concept stage of development based on an estimation of future system characteristics. For this purpose, the components are automatically designed taking into account the mutual influence of the requirements and are evaluated in the context of the holistic system. This publication focuses on the efficiency and thermal evaluation of the transmission stages of the addressed electric drive units and validates the developed models using a pototypically designed electric commercial vehicle axle.
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spelling doaj.art-6a7f121458bf481da26fed54fe1d97fa2023-11-30T22:41:33ZengMDPI AGWorld Electric Vehicle Journal2032-66532022-08-0113814210.3390/wevj13080142Experimental Validation of an Automated Approach for Estimating the Efficiency and Heat Balance of Gearboxes Based on an Electrified Heavy Commercial Vehicle AxleRoland Uerlich0Sven Köller1Gordon Witham2Theo Koch3Lutz Eckstein4Institute for Automotive Engineering (ika), Steinbachstr. 7, 52074 Aachen, GermanyInstitute for Automotive Engineering (ika), Steinbachstr. 7, 52074 Aachen, GermanyInstitute for Automotive Engineering (ika), Steinbachstr. 7, 52074 Aachen, GermanyInstitute for Automotive Engineering (ika), Steinbachstr. 7, 52074 Aachen, GermanyInstitute for Automotive Engineering (ika), Steinbachstr. 7, 52074 Aachen, GermanyFreight transport accounts for about half of all distances travelled in Europe. Therefore, freight transport is one of the decisive factors for reducing greenhouse gases and air pollutants. For this reason, the electrification of road freight transport is being promoted as part of the project “BEV Goes eHighway—[BEE]”. The data basis for the modelling used in this project is an electric drive axle for a heavy commercial vehicle, which was developed in the “Concept-ELV<sup>2</sup>” project. Based on the results of the previous project, the methodological tools that were developed are presented in this paper. These allow a wide range of possible powertrain topologies to be considered at the concept stage of development based on an estimation of future system characteristics. For this purpose, the components are automatically designed taking into account the mutual influence of the requirements and are evaluated in the context of the holistic system. This publication focuses on the efficiency and thermal evaluation of the transmission stages of the addressed electric drive units and validates the developed models using a pototypically designed electric commercial vehicle axle.https://www.mdpi.com/2032-6653/13/8/142electric powertrainheavy dutyholistic powertrain designmodular topology
spellingShingle Roland Uerlich
Sven Köller
Gordon Witham
Theo Koch
Lutz Eckstein
Experimental Validation of an Automated Approach for Estimating the Efficiency and Heat Balance of Gearboxes Based on an Electrified Heavy Commercial Vehicle Axle
World Electric Vehicle Journal
electric powertrain
heavy duty
holistic powertrain design
modular topology
title Experimental Validation of an Automated Approach for Estimating the Efficiency and Heat Balance of Gearboxes Based on an Electrified Heavy Commercial Vehicle Axle
title_full Experimental Validation of an Automated Approach for Estimating the Efficiency and Heat Balance of Gearboxes Based on an Electrified Heavy Commercial Vehicle Axle
title_fullStr Experimental Validation of an Automated Approach for Estimating the Efficiency and Heat Balance of Gearboxes Based on an Electrified Heavy Commercial Vehicle Axle
title_full_unstemmed Experimental Validation of an Automated Approach for Estimating the Efficiency and Heat Balance of Gearboxes Based on an Electrified Heavy Commercial Vehicle Axle
title_short Experimental Validation of an Automated Approach for Estimating the Efficiency and Heat Balance of Gearboxes Based on an Electrified Heavy Commercial Vehicle Axle
title_sort experimental validation of an automated approach for estimating the efficiency and heat balance of gearboxes based on an electrified heavy commercial vehicle axle
topic electric powertrain
heavy duty
holistic powertrain design
modular topology
url https://www.mdpi.com/2032-6653/13/8/142
work_keys_str_mv AT rolanduerlich experimentalvalidationofanautomatedapproachforestimatingtheefficiencyandheatbalanceofgearboxesbasedonanelectrifiedheavycommercialvehicleaxle
AT svenkoller experimentalvalidationofanautomatedapproachforestimatingtheefficiencyandheatbalanceofgearboxesbasedonanelectrifiedheavycommercialvehicleaxle
AT gordonwitham experimentalvalidationofanautomatedapproachforestimatingtheefficiencyandheatbalanceofgearboxesbasedonanelectrifiedheavycommercialvehicleaxle
AT theokoch experimentalvalidationofanautomatedapproachforestimatingtheefficiencyandheatbalanceofgearboxesbasedonanelectrifiedheavycommercialvehicleaxle
AT lutzeckstein experimentalvalidationofanautomatedapproachforestimatingtheefficiencyandheatbalanceofgearboxesbasedonanelectrifiedheavycommercialvehicleaxle