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On local strength of a spherical vessel with pits distributed along the equator. / Okulova, Daria ; Almazova, Liana ; Sedova, Olga ; Pronina, Yulia .

в: Frattura ed Integrita Strutturale, Том 17, № 63, 2023, стр. 80-90.

Результаты исследований: Научные публикации в периодических изданияхстатья в журнале по материалам конференцииРецензирование

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@article{4f8ede02943b4cc5b0509bb7aab134d6,
title = "On local strength of a spherical vessel with pits distributed along the equator",
abstract = "The effect of multiple shallow corrosion pits on the strength of a spherical vessel subjected to internal pressure is studied. The pits are considered both randomly and evenly distributed along the equator on the outer surface of the vessel. The dependencies of the stress concentration factor on the number of the pits are compared for linearly elastic and elastic-plastic material with hardening. The behavior of the vessels made of elastic and elastoplastic materials turns out to be qualitatively different. The approximation of periodic pits arrangement is discussed.",
keywords = "Pitting corrosion, Pressure vessel, Spherical shell, Surface defects",
author = "Daria Okulova and Liana Almazova and Olga Sedova and Yulia Pronina",
year = "2023",
doi = "10.3221/igf-esis.63.08",
language = "English",
volume = "17",
pages = "80--90",
journal = "Frattura ed Integrita Strutturale",
issn = "1971-8993",
publisher = "Gruppo Italiano Frattura",
number = "63",
note = "26th International Conference on Fracture and Structural Integrity, IGF26 2021 ; Conference date: 26-05-2021 Through 28-05-2021",
url = "https://www.igf26.eu/igf26",

}

RIS

TY - JOUR

T1 - On local strength of a spherical vessel with pits distributed along the equator

AU - Okulova, Daria

AU - Almazova, Liana

AU - Sedova, Olga

AU - Pronina, Yulia

N1 - Conference code: 26

PY - 2023

Y1 - 2023

N2 - The effect of multiple shallow corrosion pits on the strength of a spherical vessel subjected to internal pressure is studied. The pits are considered both randomly and evenly distributed along the equator on the outer surface of the vessel. The dependencies of the stress concentration factor on the number of the pits are compared for linearly elastic and elastic-plastic material with hardening. The behavior of the vessels made of elastic and elastoplastic materials turns out to be qualitatively different. The approximation of periodic pits arrangement is discussed.

AB - The effect of multiple shallow corrosion pits on the strength of a spherical vessel subjected to internal pressure is studied. The pits are considered both randomly and evenly distributed along the equator on the outer surface of the vessel. The dependencies of the stress concentration factor on the number of the pits are compared for linearly elastic and elastic-plastic material with hardening. The behavior of the vessels made of elastic and elastoplastic materials turns out to be qualitatively different. The approximation of periodic pits arrangement is discussed.

KW - Pitting corrosion

KW - Pressure vessel

KW - Spherical shell

KW - Surface defects

UR - https://www.fracturae.com/index.php/fis/article/view/3614/3734

UR - https://www.mendeley.com/catalogue/73c49d79-bec0-3859-bde7-38a0d6d8b0a1/

U2 - 10.3221/igf-esis.63.08

DO - 10.3221/igf-esis.63.08

M3 - Conference article

VL - 17

SP - 80

EP - 90

JO - Frattura ed Integrita Strutturale

JF - Frattura ed Integrita Strutturale

SN - 1971-8993

IS - 63

T2 - 26th International Conference on Fracture and Structural Integrity, IGF26 2021

Y2 - 26 May 2021 through 28 May 2021

ER -

ID: 102483268