Diagnostics of the On-Vehicle Shock Absorber Testing

The practical problems that usually come up during the on-vehicle testing of motor car shock absorbers have been discussed. Results of example tests carried out to the EUSAMA standard procedure were compared to the test results obtained with using newer methods, i.e. the phase angle method and half...

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Main Authors: Marek Guzek, Piotr Zdanowicz
Format: Article
Language:English
Published: University of Žilina 2021-07-01
Series:Communications
Subjects:
Online Access:https://komunikacie.uniza.sk/artkey/csl-202103-0009_diagnostics-of-the-on-vehicle-shock-absorber-testing.php
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author Marek Guzek
Piotr Zdanowicz
author_facet Marek Guzek
Piotr Zdanowicz
author_sort Marek Guzek
collection DOAJ
description The practical problems that usually come up during the on-vehicle testing of motor car shock absorbers have been discussed. Results of example tests carried out to the EUSAMA standard procedure were compared to the test results obtained with using newer methods, i.e. the phase angle method and half power bandwidth method (HPBM). The issue of incompatibility of the typical excitation applied by diagnostic suspension testers with one that often occurs in the road conditions has also been raised. It has also been shown that the wear of shock absorbers may affect the value of braking deceleration of cars with ABS (anti-lock braking system) when moving on uneven ground.The main objective of the work was to assess usefulness and reliability of various diagnostic methods intended for the on-vehicle testing of car shock absorbers.
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spelling doaj.art-bc26980db5124cdea7a3e0612cf405d62023-04-14T06:32:12ZengUniversity of ŽilinaCommunications1335-42052585-78782021-07-01233B178B18610.26552/com.C.2021.3.B178-B186csl-202103-0009Diagnostics of the On-Vehicle Shock Absorber TestingMarek Guzek0Piotr Zdanowicz1Faculty of Transport, Warsaw University of Technology, Warsaw, PolandFaculty of Transport, Warsaw University of Technology, Warsaw, PolandThe practical problems that usually come up during the on-vehicle testing of motor car shock absorbers have been discussed. Results of example tests carried out to the EUSAMA standard procedure were compared to the test results obtained with using newer methods, i.e. the phase angle method and half power bandwidth method (HPBM). The issue of incompatibility of the typical excitation applied by diagnostic suspension testers with one that often occurs in the road conditions has also been raised. It has also been shown that the wear of shock absorbers may affect the value of braking deceleration of cars with ABS (anti-lock braking system) when moving on uneven ground.The main objective of the work was to assess usefulness and reliability of various diagnostic methods intended for the on-vehicle testing of car shock absorbers.https://komunikacie.uniza.sk/artkey/csl-202103-0009_diagnostics-of-the-on-vehicle-shock-absorber-testing.phpeusama testphase angle methodhalf power bandwidth methodexperimental testssimulation tests
spellingShingle Marek Guzek
Piotr Zdanowicz
Diagnostics of the On-Vehicle Shock Absorber Testing
Communications
eusama test
phase angle method
half power bandwidth method
experimental tests
simulation tests
title Diagnostics of the On-Vehicle Shock Absorber Testing
title_full Diagnostics of the On-Vehicle Shock Absorber Testing
title_fullStr Diagnostics of the On-Vehicle Shock Absorber Testing
title_full_unstemmed Diagnostics of the On-Vehicle Shock Absorber Testing
title_short Diagnostics of the On-Vehicle Shock Absorber Testing
title_sort diagnostics of the on vehicle shock absorber testing
topic eusama test
phase angle method
half power bandwidth method
experimental tests
simulation tests
url https://komunikacie.uniza.sk/artkey/csl-202103-0009_diagnostics-of-the-on-vehicle-shock-absorber-testing.php
work_keys_str_mv AT marekguzek diagnosticsoftheonvehicleshockabsorbertesting
AT piotrzdanowicz diagnosticsoftheonvehicleshockabsorbertesting