Numerical study of residual stress and crack nucleation in thermal barrier coating system with plane model

QM Yu, L Cen, Y Wang - Ceramics International, 2018 - Elsevier
The residual stresses could cause extensive damage to thermal barrier coatings and even
failure. A finite element model of thermal barrier coating system had been designed to …

Influence of material parameters on the interfacial crack growth in thermal barrier coating system

M Hui, Q Yu, Y Shi - Ceramics International, 2019 - Elsevier
Surface crack failure and interfacial crack failure are typical failure modes in thermal barrier
coating (TBC) system. The most common failure form is the peeling of top coat (TC) caused …

Influences of interface morphology and thermally grown oxide thickness on residual stress distribution in thermal barrier coating system

QM Yu, HL Zhou, LB Wang - Ceramics International, 2016 - Elsevier
Calculation of residual stress with finite element method is a basic work in failure
mechanism investigation in thermal barrier coating (TBC) system because the residual …

Analysis of interfacial crack initiation mechanism of thermal barrier coatings in isothermal oxidation process based on interfacial stress state

D Hu, Z Lv, H Liu, F Jing, R Wang - Ceramics International, 2023 - Elsevier
In this paper, the interfacial stress state is used to analyze the interfacial crack initiation
mechanism of the thermal barrier coatings (TBCs) during isothermal oxidation. The influence …

Influence of inhomogeneous thermally grown oxide thickness on residual stress distribution in thermal barrier coating system

Z Chen, H Huang, K Zhao, W Jia, L Fang - Ceramics International, 2018 - Elsevier
Residual stress is a significant factor to understand failure mechanism of thermal barrier
coating system (TBCs). In this work, the residual stress was studied by finite element method …

Residual stress distribution along interfaces in thermal barrier coating system under thermal cycles

QM Yu, L Cen - Ceramics International, 2017 - Elsevier
The residual interfacial stress plays an important role in crack initiating and propagating
along the interface, which could result in delamination failure of the thermal barrier coatings …

Effect of material properties on residual stress distribution in thermal barrier coatings

QM Yu, Q He - Ceramics International, 2018 - Elsevier
Residual stress has a significant influence on the crack nucleation and propagation in
thermal barrier coatings (TBC) system. In this work, the residual stress in the air plasma …

Effect of non-uniform growth of TGO layer on cracking behaviors in thermal barrier coatings: A numerical study

J Song, H Qi, D Shi, X Yang, S Li - Surface and Coatings Technology, 2019 - Elsevier
The growth of thermally grown oxide (TGO) always induces large deformation and growth
stress in thermal barrier coating systems (TBCs), which play a major role in the initiation and …

Comprehensive dynamic failure mechanism of thermal barrier coatings based on a novel crack propagation and TGO growth coupling model

ZY Wei, HN Cai, CJ Li - Ceramics International, 2018 - Elsevier
Comprehensive understanding of failure mechanism of thermal barrier coatings (TBCs) is
essential to develop the next generation advanced TBCs with longer lifetime. In this study, a …

Numerical analyses of the residual stress and top coat cracking behavior in thermal barrier coatings under cyclic thermal loading

J Jiang, W Wang, X Zhao, Y Liu, Z Cao… - Engineering Fracture …, 2018 - Elsevier
Acting as one of the original cracks for interfacial delamination, the horizontal roughness-
induced top coat crack plays an important role in the premature failure of the air plasma …