Numerical investigation on the cracking behaviors of thermal barrier coating system under different thermal cycle loading waveforms

J Song, S Li, X Yang, H Qi, D Shi - Surface and Coatings Technology, 2018 - Elsevier
The influence of a thermal cycle fatigue (TCF) loading waveform on cracking behaviors of an
atmospheric plasma-sprayed thermal barrier coating (TBC) system was numerically studied …

Numerical study on the competitive cracking behavior in TC and interface for thermal barrier coatings under thermal cycle fatigue loading

J Song, S Li, X Yang, D Shi, H Qi - Surface and Coatings Technology, 2019 - Elsevier
Thermal barrier coatings (TBCs) have complex structures and service in the extremely high
temperatures. The cracking phenomenon is usually observed at both the top coat and the …

Spallation mechanism of thermal barrier coatings with real interface morphology considering growth and thermal stresses based on fracture phase field

YQ Xiao, ZY Liu, XM Peng, W Zhu, YC Zhou… - Surface and Coatings …, 2023 - Elsevier
The interface of atmospheric plasma spray (APS) thermal barrier coatings (TBCs) is
extremely rough and uneven, causing extremely complicated laws in thermally grown oxide …

Failure mechanisms of coin-type plasma-sprayed thermal barrier coatings with thermal fatigue

DJ Kim, IH Shin, JM Koo, CS Seok, TW Lee - Surface and Coatings …, 2010 - Elsevier
The aim of this study is to investigate the failure mechanisms of coin-shaped plasma-
sprayed thermal barrier coatings (TBCs) for gas turbine blades due to cyclic thermal fatigue …

Dynamic crack growth mechanism and lifetime assessment in plasma sprayed thermal barrier system upon temperature cycling

ZY Wei, HN Cai, RX Feng, JY Su - Ceramics International, 2019 - Elsevier
Failure of plasma-sprayed thermal barrier coatings (TBCs) is very complicated upon
temperature cycling, therefore, to ascertain the crack propagation behavior is beneficial to …

The effect of thermally grown oxide on multiple surface cracking in air plasma sprayed thermal barrier coating system

XL Fan, WX Zhang, TJ Wang, Q Sun - Surface and Coatings Technology, 2012 - Elsevier
The objective of this paper is to understand the effect of thermally grown oxide (TGO) on the
multiple surface cracking behaviors in an air plasma sprayed (APS) thermal barrier coating …

Microstructure evolution and interface stability of thermal barrier coatings with vertical type cracks in cyclic thermal exposure

Z Lu, SW Myoung, HS Kim, MS Kim, JH Lee… - Journal of thermal spray …, 2013 - Springer
In this study, the effects of intrinsic feature of microstructure in thermal barrier coatings
(TBCs) with and without vertical cracks on the microstructure and mechanical properties …

Effect of bond-coat surface roughness on failure mechanism and lifetime of air plasma spraying thermal barrier coatings

SL Li, HY Qi, JN Song, XG Yang, C Che - Science China Technological …, 2019 - Springer
This work investigates the failure mechanism of an air plasma spraying (APS) thermal
barrier coatings (TBCs) with various bond coat (BC) surface toughness under constant …

Influence of thermal cycle frequency on the TGO growth and cracking behaviors of an APS-TBC

WR Chen, X Wu, D Dudzinski - Journal of thermal spray technology, 2012 - Springer
The durability of thermal barrier coatings (TBCs) is controlled by fracture near the interface
between the ceramic topcoat and the metallic bond coat, where a layer of thermally grown …

What is the suitable segmentation crack density for atmospheric plasma sprayed thick thermal barrier coatings with the improved thermal shock resistance?

L Wang, XH Zhong, F Shao, JX Ni, JS Yang… - Applied Surface …, 2018 - Elsevier
The optimization and control of the segmentation crack density (D s) for the thick thermal
barrier coatings (TTBCs) with the improved thermal shock resistance has been performed …