Correlation between the Mechanical Properties and Splat Microstructures of an Air Plasma Sprayed Thermal Barrier Coating

Y Yamazaki - Journal of Solid Mechanics and Materials Engineering, 2008 - jstage.jst.go.jp
Air plasma sprayed thermal barrier coatings (APSed TBCs) exhibit splat microstructure
formed by thin layers of lamellae (splats), and also include many interlamellar pores and …

Effect of splat-interface discontinuity on effective thermal conductivity of plasma sprayed thermal barrier coating

S Qiu, YC Liu, H Guo, CG Huang, Y Ma, CW Wu - Ceramics International, 2020 - Elsevier
The thermal barrier coating obtained by atmospheric plasma spraying (APS TBCs) has a
distinct lamellar microstructure, in which the splats discontinuous interfaces running parallel …

Measurements and understanding of the stiffness of an air plasma sprayed thermal barrier coating

Y Chen, C Li, X Zhao, P Xiao - Surface and Coatings Technology, 2020 - Elsevier
In this work, the stiffness of an air plasma sprayed thermal barrier coating (APS TBC) was
studied using the three-point bending technique. Various measurements over different time …

Numerical investigation into the effect of splats and pores on the thermal fracture of air plasma-sprayed thermal barrier coatings

J Krishnasamy, SA Ponnusami, S Turteltaub… - Journal of Thermal …, 2019 - Springer
The effect of splat interfaces on the fracture behavior of air plasma-sprayed thermal barrier
coatings (APS-TBC) is analyzed using finite element modeling involving cohesive elements …

Strain dependent stiffness of plasma sprayed thermal barrier coatings

T Wakui, J Malzbender, RW Steinbrech - Surface and coatings technology, 2006 - Elsevier
The strain dependency of the stiffness of bonded and free-standing thermal barrier coatings
(TBCs) was analyzed using four point bending. The deformation in top and side face of the …

Relationship between lamellar structure and elastic modulus of thermally sprayed thermal barrier coatings with intra-splat cracks

GR Li, BW Lv, GJ Yang, WX Zhang, CX Li… - Journal of Thermal Spray …, 2015 - Springer
The elastic modulus of plasma-sprayed top coating plays an important role in thermal cyclic
lifetime of thermally sprayed thermal barrier coatings (TBCs), since the thermal stress is …

Dynamic-stiffening-induced aggravated cracking behavior driven by metal-substrate-constraint in a coating/substrate system

G Li, C Tang, G Yang - Journal of Materials Science & Technology, 2021 - Elsevier
Air plasma sprayed thermal barrier coatings (APS-TBCs) saw their wide application in high-
temperature-related cutting-edge fields. The lamellar structure of APS-TBCs provides a …

Investigation of the effect of BC layer surface roughness and TC layer porosity on stress values in plasma sprayed coatings based on SEM images

F Montakhabi, E Poursaeidi, J Rahimi… - Materials Today …, 2022 - Elsevier
This study investigates the effect of BC surface roughness and TC porosity on the stress
values in atmospheric plasma sprayed (APS) thermal barrier coatings using the finite …

Influences of the near-spherical 3D pore on failure mechanism of atmospheric plasma spraying TBCs using a macro-micro integrated model

ZY Wei, XX Dong, HN Cai, SD Zhao - Surface and Coatings Technology, 2022 - Elsevier
The near-spherical 3D pores in the thermal barrier coatings (TBCs) by atmospheric plasma
spraying (APS) affect the thermal insulation and anti-spalling performance of the coating. To …

Finite element simulation of residual stress and failure mechanism in plasma sprayed thermal barrier coatings using actual microstructure as the representative …

N Nayebpashaee, SH Seyedein, MR Aboutalebi… - Surface and Coatings …, 2016 - Elsevier
The residual stress and failure mode of thermal barrier coating (TBC) containing metallic
bond coat (BC) and ceramic top coat (TC) with and without thermally grown oxide (TGO) …