Influence of Conventional Shot Peening Treatment on the Service Life Improvement of Bridge Steel Piles Subjected to Sea Wave Impact

The first goal of the current study is to estimate the fatigue life of the middle steel piles of an integrated bridge installed in water and subject to the impact of sea waves. In the following, the authors have tried to improve the service life of this critical part of the bridge, which is also the...

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Main Authors: Kazem Reza Kashyzadeh, Mahmoud Chizari
Format: Article
Language:English
Published: MDPI AG 2023-08-01
Series:Journal of Marine Science and Engineering
Subjects:
Online Access:https://www.mdpi.com/2077-1312/11/8/1570
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author Kazem Reza Kashyzadeh
Mahmoud Chizari
author_facet Kazem Reza Kashyzadeh
Mahmoud Chizari
author_sort Kazem Reza Kashyzadeh
collection DOAJ
description The first goal of the current study is to estimate the fatigue life of the middle steel piles of an integrated bridge installed in water and subject to the impact of sea waves. In the following, the authors have tried to improve the service life of this critical part of the bridge, which is also the main purpose of the study. To this end, conventional shot peening, as one of the most well-known surface treatments, was used. Axial fatigue tests were performed on samples fabricated from IPE-220 steel piles in two states without and with shot peening surface treatment. Next, the modified S-N curve was entered into the finite element software to define the effect of shot peening treatment. Different analysis, including thermal, thermal-structural coupled, and transient dynamic, were performed and various outputs were extracted for the entire structure. In all these analyses, changes in air temperature have been neglected. The most important achievement of this research is the discovery that motionless water cannot cause serious damage to steel piles. Moreover, application of conventional shot peening can increase the fatigue life of steel piles, or in other words the service life of the bridge, subjected to the impact of sea waves by about 22%.
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spelling doaj.art-48c9819e2da9478899ac9671b9f1495f2023-11-19T01:45:58ZengMDPI AGJournal of Marine Science and Engineering2077-13122023-08-01118157010.3390/jmse11081570Influence of Conventional Shot Peening Treatment on the Service Life Improvement of Bridge Steel Piles Subjected to Sea Wave ImpactKazem Reza Kashyzadeh0Mahmoud Chizari1Department of Transport, Academy of Engineering, RUDN University, 6 Miklukho-Maklaya Street, Moscow 117198, RussiaSchool of Physics, Engineering and Computer Science, University of Hertfordshire, Hatfield AL10 9EU, UKThe first goal of the current study is to estimate the fatigue life of the middle steel piles of an integrated bridge installed in water and subject to the impact of sea waves. In the following, the authors have tried to improve the service life of this critical part of the bridge, which is also the main purpose of the study. To this end, conventional shot peening, as one of the most well-known surface treatments, was used. Axial fatigue tests were performed on samples fabricated from IPE-220 steel piles in two states without and with shot peening surface treatment. Next, the modified S-N curve was entered into the finite element software to define the effect of shot peening treatment. Different analysis, including thermal, thermal-structural coupled, and transient dynamic, were performed and various outputs were extracted for the entire structure. In all these analyses, changes in air temperature have been neglected. The most important achievement of this research is the discovery that motionless water cannot cause serious damage to steel piles. Moreover, application of conventional shot peening can increase the fatigue life of steel piles, or in other words the service life of the bridge, subjected to the impact of sea waves by about 22%.https://www.mdpi.com/2077-1312/11/8/1570bridgesteel pilessea wave impactfatigueshot peeningsurface treatment
spellingShingle Kazem Reza Kashyzadeh
Mahmoud Chizari
Influence of Conventional Shot Peening Treatment on the Service Life Improvement of Bridge Steel Piles Subjected to Sea Wave Impact
Journal of Marine Science and Engineering
bridge
steel piles
sea wave impact
fatigue
shot peening
surface treatment
title Influence of Conventional Shot Peening Treatment on the Service Life Improvement of Bridge Steel Piles Subjected to Sea Wave Impact
title_full Influence of Conventional Shot Peening Treatment on the Service Life Improvement of Bridge Steel Piles Subjected to Sea Wave Impact
title_fullStr Influence of Conventional Shot Peening Treatment on the Service Life Improvement of Bridge Steel Piles Subjected to Sea Wave Impact
title_full_unstemmed Influence of Conventional Shot Peening Treatment on the Service Life Improvement of Bridge Steel Piles Subjected to Sea Wave Impact
title_short Influence of Conventional Shot Peening Treatment on the Service Life Improvement of Bridge Steel Piles Subjected to Sea Wave Impact
title_sort influence of conventional shot peening treatment on the service life improvement of bridge steel piles subjected to sea wave impact
topic bridge
steel piles
sea wave impact
fatigue
shot peening
surface treatment
url https://www.mdpi.com/2077-1312/11/8/1570
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