Role of internal oxidation on the failure of air plasma sprayed thermal barrier coatings with a double-layered bond coat

Z Zou, L Jia, L Yang, X Shan, L Luo, F Guo… - Surface and Coatings …, 2017 - Elsevier
Failure of air plasma sprayed (APS) thermal barrier coatings (TBCs) with a double-layered
bond coat was investigated. The bond coat consists of a dense layer near the substrate side …

Effect of bond coat surface roughness on oxidation behaviour of air plasma sprayed thermal barrier coatings

C Che, GQ Wu, HY Qi, Z Huang… - Surface …, 2008 - journals.sagepub.com
Two layered thermal barrier coatings (TBCs) with different bond coat surface roughnesses
were produced by air plasma spraying. Isothermal oxidation test was carried out to evaluate …

Effect of internal oxidation on the interfacial morphology and residual stress in air plasma sprayed thermal barrier coatings

J Jiang, Z Zou, W Wang, X Zhao, Y Liu, Z Cao - Surface and Coatings …, 2018 - Elsevier
Significant internal oxidation was found in air plasma sprayed (APS) thermal barrier coating
(TBC) samples with double-layered high velocity oxy-fuel (HVOF) NiCoCrAlY bond coats …

Oxidation and crack nucleation/growth in an air-plasma-sprayed thermal barrier coating with NiCrAlY bond coat

WR Chen, X Wu, BR Marple, PC Patnaik - Surface and Coatings …, 2005 - Elsevier
The oxidation behavior of an air-plasma-sprayed thermal barrier coating (APS-TBC) system
was investigated in both air and low-pressure oxygen environments. It was found that mixed …

Behavior of plasma-sprayed thermal barrier coatings during thermal cycling and the effect of a preoxidized NiCrAlY bond coat

MFJ Koolloos, JM Houben - Journal of thermal spray technology, 2000 - Springer
The failure mechanisms of thermal barrier coatings (TBCs) subjected to a thermal load are
still not entirely understood. Thermal stresses and/or oxidation cause the coating to fail and …

Factors affecting the lifetime of thick air plasma sprayed thermal barrier coatings

MA Helminiak - 2010 - d-scholarship.pitt.edu
This research was directed at developing the fundamentals that will facilitate the fabrication
of air plasma sprayed (APS) yttria-stabilized zirconia (YSZ) thermal barrier coatings (TBC) …

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 …

Thermophysical properties and thermal cycling behavior of plasma sprayed thick thermal barrier coatings

HB Guo, R Vaßen, D Stöver - Surface and Coatings Technology, 2005 - Elsevier
Thick yttria stabilized zirconia (YSZ) thermal barrier coatings (TBCs) of 1.5 mm thickness
were produced using atmospheric plasma spraying (APS). The microstructures …

Finite element simulation of stresses in a plasma-sprayed thermal barrier coating with an irregular top-coat/bond-coat interface

K Slámečka, P Skalka, J Pokluda, L Čelko - Surface and Coatings …, 2016 - Elsevier
A three-dimensional finite element model of a conventional plasma-sprayed thermal barrier
coating was set up with an irregular top-coat/bond-coat interface that was modelled based …

Failure analysis of high-temperature oxidation for plasma sprayed thermal barrier coating systems with different coating characteristics

S Takahashi, M Yoshiba, Y Harada - Materials Science Forum, 2004 - Trans Tech Publ
In order to evaluate the durability of plasma sprayed thermal barrier coating (TBC) systems
with different coating characteristics such as the coating defect structures and interfacial …