Vibration Diagnostics as an effective Tool for Testing Engines of Internal Combustion

There are several methods of automotive diagnostics used in services to detect a large variety of faults and damages of various parts of engines of internal combustion. Undoubtedly, they are effective, but they are simply unable to find all types of mechanical faults occurring during the operation....

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Main Authors: Dömötör Ferenc, Szabó József Zoltán
Format: Article
Language:English
Published: Sciendo 2017-09-01
Series:Production Engineering Archives
Subjects:
Online Access:https://doi.org/10.30657/pea.2017.16.01
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author Dömötör Ferenc
Szabó József Zoltán
author_facet Dömötör Ferenc
Szabó József Zoltán
author_sort Dömötör Ferenc
collection DOAJ
description There are several methods of automotive diagnostics used in services to detect a large variety of faults and damages of various parts of engines of internal combustion. Undoubtedly, they are effective, but they are simply unable to find all types of mechanical faults occurring during the operation. This is the reason why authors of this paper tried to use a special tool, which has been proven for years for detecting faults of rolling element bearing in rotating machinery. During their research, the authors tried to find valuable results by measuring vibration of various parts of engines. Three items were tested, a Diesel engine and two Otto motors. A large number of measurements have been taken at various speed, at different points, in different directions, with different parameter setup, etc. However, there was one setup which has been applied to all three engines. It is the measurement setup of vibration velocity, in the frequency range of 2 Hz-300 Hz. Valuable consequences have been found regarding the clogging of the air filters and the exhaust systems. As a conclusion the authors expressed their opinion, that, apart from the traditional diagnostic methods used in services, vibration measurements can also be useful, especially for detecting faults of rolling element bearings.
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spelling doaj.art-9ae03b3987984d19b5956e263be005212022-12-21T23:55:56ZengSciendoProduction Engineering Archives2353-77792017-09-0116163610.30657/pea.2017.16.01Vibration Diagnostics as an effective Tool for Testing Engines of Internal CombustionDömötör Ferenc0Szabó József Zoltán1BME KJK GJT,1111Budapest, Stoczek str. 4, HungaryÓbuda University,1081Budapest, Népszínház str. 8, HungaryThere are several methods of automotive diagnostics used in services to detect a large variety of faults and damages of various parts of engines of internal combustion. Undoubtedly, they are effective, but they are simply unable to find all types of mechanical faults occurring during the operation. This is the reason why authors of this paper tried to use a special tool, which has been proven for years for detecting faults of rolling element bearing in rotating machinery. During their research, the authors tried to find valuable results by measuring vibration of various parts of engines. Three items were tested, a Diesel engine and two Otto motors. A large number of measurements have been taken at various speed, at different points, in different directions, with different parameter setup, etc. However, there was one setup which has been applied to all three engines. It is the measurement setup of vibration velocity, in the frequency range of 2 Hz-300 Hz. Valuable consequences have been found regarding the clogging of the air filters and the exhaust systems. As a conclusion the authors expressed their opinion, that, apart from the traditional diagnostic methods used in services, vibration measurements can also be useful, especially for detecting faults of rolling element bearings.https://doi.org/10.30657/pea.2017.16.01enginesvibrationdiagnosticsspectrumrolling bearing
spellingShingle Dömötör Ferenc
Szabó József Zoltán
Vibration Diagnostics as an effective Tool for Testing Engines of Internal Combustion
Production Engineering Archives
engines
vibration
diagnostics
spectrum
rolling bearing
title Vibration Diagnostics as an effective Tool for Testing Engines of Internal Combustion
title_full Vibration Diagnostics as an effective Tool for Testing Engines of Internal Combustion
title_fullStr Vibration Diagnostics as an effective Tool for Testing Engines of Internal Combustion
title_full_unstemmed Vibration Diagnostics as an effective Tool for Testing Engines of Internal Combustion
title_short Vibration Diagnostics as an effective Tool for Testing Engines of Internal Combustion
title_sort vibration diagnostics as an effective tool for testing engines of internal combustion
topic engines
vibration
diagnostics
spectrum
rolling bearing
url https://doi.org/10.30657/pea.2017.16.01
work_keys_str_mv AT domotorferenc vibrationdiagnosticsasaneffectivetoolfortestingenginesofinternalcombustion
AT szabojozsefzoltan vibrationdiagnosticsasaneffectivetoolfortestingenginesofinternalcombustion