Design of the turbocharger bearing arrangement to increase the overall efficiency of the combustion engine

The main objective of this study was to design a journal bearing, such that it can withstand the forces that arise in context to increasing the length of the shaft in an automotive turbocharger. The work will also provide information on how the design changes affect the overall performance of the be...

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Main Authors: Zbigniew Jan SROKA, Srinath Prakash, Radoslaw Wlostowski
Format: Article
Language:English
Published: Polskie Towarzystwo Naukowe Silników Spalinowych/Polish Scientific Society of Combustion Engines 2021-09-01
Series:Combustion Engines
Subjects:
Online Access:http://www.combustion-engines.eu/Design-of-the-turbocharger-bearing-arrangement-to-increase-the-overall-efficiency,142348,0,2.html
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author Zbigniew Jan SROKA
Srinath Prakash
Radoslaw Wlostowski
author_facet Zbigniew Jan SROKA
Srinath Prakash
Radoslaw Wlostowski
author_sort Zbigniew Jan SROKA
collection DOAJ
description The main objective of this study was to design a journal bearing, such that it can withstand the forces that arise in context to increasing the length of the shaft in an automotive turbocharger. The work will also provide information on how the design changes affect the overall performance of the bearing. The design changes include the thickness of the oil film, the number of grooves, the dimension of the grooves, the number of inlets and outlets, the dimension of the babbitt and mainly the length of the journal bearing. The simulation models were created using CATIA V5 and the analysis is done using ANSYS 19.2. The flow is considered to be laminar and is calculated using Reynold’s Equation. The new concept gave insight on how the design considerations affect the pressure distribution and the pressure developed. From the results, it was interpreted that the new design can withstand the four times the pressure while distributing the pressure over twice the original design.
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spelling doaj.art-6882dfb7e9e040c8894a5f2c4f2460222023-01-03T06:55:36ZengPolskie Towarzystwo Naukowe Silników Spalinowych/Polish Scientific Society of Combustion EnginesCombustion Engines2300-98962658-14422021-09-011881838910.19206/CE-142348142348Design of the turbocharger bearing arrangement to increase the overall efficiency of the combustion engineZbigniew Jan SROKA0https://orcid.org/0000-0002-6862-0527Srinath Prakash1Radoslaw Wlostowski2https://orcid.org/0000-0002-8358-8780Mechanical Engineering, Wroclaw University of Science and Technology, PolandMechanical Engineering, Wroclaw University of Science and Technology, PolandMechanical Engineering, Wroclaw University of Science and Technology, PolandThe main objective of this study was to design a journal bearing, such that it can withstand the forces that arise in context to increasing the length of the shaft in an automotive turbocharger. The work will also provide information on how the design changes affect the overall performance of the bearing. The design changes include the thickness of the oil film, the number of grooves, the dimension of the grooves, the number of inlets and outlets, the dimension of the babbitt and mainly the length of the journal bearing. The simulation models were created using CATIA V5 and the analysis is done using ANSYS 19.2. The flow is considered to be laminar and is calculated using Reynold’s Equation. The new concept gave insight on how the design considerations affect the pressure distribution and the pressure developed. From the results, it was interpreted that the new design can withstand the four times the pressure while distributing the pressure over twice the original design.http://www.combustion-engines.eu/Design-of-the-turbocharger-bearing-arrangement-to-increase-the-overall-efficiency,142348,0,2.htmlsimulationdesignturbochargerjournal bearing
spellingShingle Zbigniew Jan SROKA
Srinath Prakash
Radoslaw Wlostowski
Design of the turbocharger bearing arrangement to increase the overall efficiency of the combustion engine
Combustion Engines
simulation
design
turbocharger
journal bearing
title Design of the turbocharger bearing arrangement to increase the overall efficiency of the combustion engine
title_full Design of the turbocharger bearing arrangement to increase the overall efficiency of the combustion engine
title_fullStr Design of the turbocharger bearing arrangement to increase the overall efficiency of the combustion engine
title_full_unstemmed Design of the turbocharger bearing arrangement to increase the overall efficiency of the combustion engine
title_short Design of the turbocharger bearing arrangement to increase the overall efficiency of the combustion engine
title_sort design of the turbocharger bearing arrangement to increase the overall efficiency of the combustion engine
topic simulation
design
turbocharger
journal bearing
url http://www.combustion-engines.eu/Design-of-the-turbocharger-bearing-arrangement-to-increase-the-overall-efficiency,142348,0,2.html
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AT srinathprakash designoftheturbochargerbearingarrangementtoincreasetheoverallefficiencyofthecombustionengine
AT radoslawwlostowski designoftheturbochargerbearingarrangementtoincreasetheoverallefficiencyofthecombustionengine