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A thin-walled pipe exposed to corrosion under pressure and nonuniform heating. / Evstafeva, I.A.; Pronina, Y.G.

в: Procedia Structural Integrity, Том 33, № C, 2021, стр. 933-941.

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

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Evstafeva, I.A. ; Pronina, Y.G. / A thin-walled pipe exposed to corrosion under pressure and nonuniform heating. в: Procedia Structural Integrity. 2021 ; Том 33, № C. стр. 933-941.

BibTeX

@article{408a0dbc5ec34dd0a676b4114196960f,
title = "A thin-walled pipe exposed to corrosion under pressure and nonuniform heating",
abstract = "The paper concerns assessment of the durability of a thin-walled elastic pipe subjected to uniform corrosion under internal and/or external pressures of different media with generally different temperatures. Stress-assisted corrosion of thin-walled pipes under pressure was earlier studied by other authors. Being based on the Laplace law, their solutions do not reflect the effect of internal and external pressure values themselves but only the pressure difference. However, as it is known, hydrostatic pressure may affect the corrosion rate. Unlike the solutions based on the Laplace law, we present a solution taking into account the effects of both internal and external pressures (not only their difference), a difference in the elastic stresses through the pipe wall thickness, and thermal stresses. In accordance with available experimental data, the rate of corrosion is supposed to be linearly dependent on the maximal principal stress at the corresponding surface and exponentially dependent on the temperature. Being presented in a closed form, the obtained solution can serve as a benchmark for numerical analysis and for design purposes.",
keywords = "Mechanochemical corrosion, thermoelasticity, pipe, pressure vessel, lifetime, Mechanochemical corrosion, thermoelasticity, pipe, pressure vessel, lifetime, Lifetime, Pressure vessel, Thermoelasticity, Pipe",
author = "I.A. Evstafeva and Y.G. Pronina",
note = "Publisher Copyright: {\textcopyright} 2021 The Authors. Published by Elsevier B.V.; 26th International Conference on Fracture and Structural Integrity, IGF26 2021 ; Conference date: 26-05-2021 Through 28-05-2021",
year = "2021",
doi = "10.1016/j.prostr.2021.10.104",
language = "English",
volume = "33",
pages = "933--941",
journal = "Procedia Structural Integrity",
issn = "2452-3216",
publisher = "Elsevier",
number = "C",
url = "https://www.igf26.eu/igf26",

}

RIS

TY - JOUR

T1 - A thin-walled pipe exposed to corrosion under pressure and nonuniform heating

AU - Evstafeva, I.A.

AU - Pronina, Y.G.

N1 - Conference code: 26

PY - 2021

Y1 - 2021

N2 - The paper concerns assessment of the durability of a thin-walled elastic pipe subjected to uniform corrosion under internal and/or external pressures of different media with generally different temperatures. Stress-assisted corrosion of thin-walled pipes under pressure was earlier studied by other authors. Being based on the Laplace law, their solutions do not reflect the effect of internal and external pressure values themselves but only the pressure difference. However, as it is known, hydrostatic pressure may affect the corrosion rate. Unlike the solutions based on the Laplace law, we present a solution taking into account the effects of both internal and external pressures (not only their difference), a difference in the elastic stresses through the pipe wall thickness, and thermal stresses. In accordance with available experimental data, the rate of corrosion is supposed to be linearly dependent on the maximal principal stress at the corresponding surface and exponentially dependent on the temperature. Being presented in a closed form, the obtained solution can serve as a benchmark for numerical analysis and for design purposes.

AB - The paper concerns assessment of the durability of a thin-walled elastic pipe subjected to uniform corrosion under internal and/or external pressures of different media with generally different temperatures. Stress-assisted corrosion of thin-walled pipes under pressure was earlier studied by other authors. Being based on the Laplace law, their solutions do not reflect the effect of internal and external pressure values themselves but only the pressure difference. However, as it is known, hydrostatic pressure may affect the corrosion rate. Unlike the solutions based on the Laplace law, we present a solution taking into account the effects of both internal and external pressures (not only their difference), a difference in the elastic stresses through the pipe wall thickness, and thermal stresses. In accordance with available experimental data, the rate of corrosion is supposed to be linearly dependent on the maximal principal stress at the corresponding surface and exponentially dependent on the temperature. Being presented in a closed form, the obtained solution can serve as a benchmark for numerical analysis and for design purposes.

KW - Mechanochemical corrosion

KW - thermoelasticity

KW - pipe

KW - pressure vessel

KW - lifetime

KW - Mechanochemical corrosion

KW - thermoelasticity

KW - pipe

KW - pressure vessel

KW - lifetime

KW - Lifetime

KW - Pressure vessel

KW - Thermoelasticity

KW - Pipe

UR - http://www.scopus.com/inward/record.url?scp=85120670237&partnerID=8YFLogxK

UR - https://www.mendeley.com/catalogue/a535fac0-51b2-319e-953d-49f7f59eeb8d/

U2 - 10.1016/j.prostr.2021.10.104

DO - 10.1016/j.prostr.2021.10.104

M3 - Conference article

VL - 33

SP - 933

EP - 941

JO - Procedia Structural Integrity

JF - Procedia Structural Integrity

SN - 2452-3216

IS - C

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

Y2 - 26 May 2021 through 28 May 2021

ER -

ID: 88668756