A model for fracture of temperature-sensitive hydrogel with diffusion and large deformation

A model is formulated theoretically in this paper via the phase field method for simulation of fracture in temperature-sensitive hydrogels with consideration of diffusion coupled with large deformation, based on the finite-element analysis with analogies between the phase field evolution law and hea...

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Main Authors: Zheng, Shoujing, You, Hao, Li, Hua, Lam, K. Y.
Other Authors: School of Mechanical and Aerospace Engineering
Format: Article
Language:English
Published: 2023
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Online Access:https://hdl.handle.net/10356/169076
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Institution: Nanyang Technological University
Language: English
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spelling sg-ntu-dr.10356-1690762023-06-28T05:23:10Z A model for fracture of temperature-sensitive hydrogel with diffusion and large deformation Zheng, Shoujing You, Hao Li, Hua Lam, K. Y. School of Mechanical and Aerospace Engineering Engineering::Mechanical engineering Diffusion Large Deformation A model is formulated theoretically in this paper via the phase field method for simulation of fracture in temperature-sensitive hydrogels with consideration of diffusion coupled with large deformation, based on the finite-element analysis with analogies between the phase field evolution law and heat transfer as well as between the diffusion law and heat transfer. The model is implemented by the commercial finite-element code ABAQUS/Standard, through its in-built features to robustly simulate the 2D or 3D fracture process under various boundary conditions for the smart hydrogels at both equilibrium and transient states. In particular, no preset crack is required by the model with capability to simulate of the fracture for different types of temperature-sensitive hydrogels under various boundary conditions. Subsequently, the model is validated by comparison with the experimental fracture data of temperature-sensitive hydrogel published in open literature. After that, several parameter studies are carried out numerically to demonstrate the robustness of the model and to understand the influence of temperature and diffusion on the fracture process of the hydrogels. Finally, three case studies of fracture occurring in potential engineering are investigated. The provided source codes and the tutorials make it easy for practicing engineers and scientists to model crack propagation in soft gel materials. 2023-06-28T05:23:10Z 2023-06-28T05:23:10Z 2023 Journal Article Zheng, S., You, H., Li, H. & Lam, K. Y. (2023). A model for fracture of temperature-sensitive hydrogel with diffusion and large deformation. Engineering Fracture Mechanics, 281, 109138-. https://dx.doi.org/10.1016/j.engfracmech.2023.109138 0013-7944 https://hdl.handle.net/10356/169076 10.1016/j.engfracmech.2023.109138 2-s2.0-85149276360 281 109138 en Engineering Fracture Mechanics © 2023 Elsevier Ltd. All rights reserved.
institution Nanyang Technological University
building NTU Library
continent Asia
country Singapore
Singapore
content_provider NTU Library
collection DR-NTU
language English
topic Engineering::Mechanical engineering
Diffusion
Large Deformation
spellingShingle Engineering::Mechanical engineering
Diffusion
Large Deformation
Zheng, Shoujing
You, Hao
Li, Hua
Lam, K. Y.
A model for fracture of temperature-sensitive hydrogel with diffusion and large deformation
description A model is formulated theoretically in this paper via the phase field method for simulation of fracture in temperature-sensitive hydrogels with consideration of diffusion coupled with large deformation, based on the finite-element analysis with analogies between the phase field evolution law and heat transfer as well as between the diffusion law and heat transfer. The model is implemented by the commercial finite-element code ABAQUS/Standard, through its in-built features to robustly simulate the 2D or 3D fracture process under various boundary conditions for the smart hydrogels at both equilibrium and transient states. In particular, no preset crack is required by the model with capability to simulate of the fracture for different types of temperature-sensitive hydrogels under various boundary conditions. Subsequently, the model is validated by comparison with the experimental fracture data of temperature-sensitive hydrogel published in open literature. After that, several parameter studies are carried out numerically to demonstrate the robustness of the model and to understand the influence of temperature and diffusion on the fracture process of the hydrogels. Finally, three case studies of fracture occurring in potential engineering are investigated. The provided source codes and the tutorials make it easy for practicing engineers and scientists to model crack propagation in soft gel materials.
author2 School of Mechanical and Aerospace Engineering
author_facet School of Mechanical and Aerospace Engineering
Zheng, Shoujing
You, Hao
Li, Hua
Lam, K. Y.
format Article
author Zheng, Shoujing
You, Hao
Li, Hua
Lam, K. Y.
author_sort Zheng, Shoujing
title A model for fracture of temperature-sensitive hydrogel with diffusion and large deformation
title_short A model for fracture of temperature-sensitive hydrogel with diffusion and large deformation
title_full A model for fracture of temperature-sensitive hydrogel with diffusion and large deformation
title_fullStr A model for fracture of temperature-sensitive hydrogel with diffusion and large deformation
title_full_unstemmed A model for fracture of temperature-sensitive hydrogel with diffusion and large deformation
title_sort model for fracture of temperature-sensitive hydrogel with diffusion and large deformation
publishDate 2023
url https://hdl.handle.net/10356/169076
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