Progress in ceramic materials and structure design toward advanced thermal barrier coatings

ZY Wei, GH Meng, L Chen, GR Li, MJ Liu… - Journal of Advanced …, 2022 - Springer
Thermal barrier coatings (TBCs) can effectively protect the alloy substrate of hot components
in aeroengines or land-based gas turbines by the thermal insulation and corrosion/erosion …

Atmospheric plasma sprayed thick thermal barrier coatings: microstructure, thermal shock behaviors and failure mechanism

S Tao, J Yang, F Shao, H Zhao, X Zhong… - Engineering Failure …, 2022 - Elsevier
Advanced thick thermal barrier coatings (TTBCs) have attracted extensive attentions due to
the embedded segmentation-crack structure and excellent thermal insulation performance …

Effect of oxide growth on the stress development in double-ceramic-layer thermal barrier coatings

B Li, X Fan, K Zhou, TJ Wang - Ceramics International, 2017 - Elsevier
A numerical study is conducted to investigate the effect of oxide growth on the stress
development within the plasma sprayed double-ceramic-layer thermal barrier coatings. The …

Effects of growth stress in finite-deformation thermally grown oxide on failure mechanism of thermal barrier coatings

Q Shen, L Yang, YC Zhou, YG Wei, W Zhu - Mechanics of Materials, 2017 - Elsevier
Thermally grown oxide (TGO), besides bringing extra mismatch between layers in thermal
barrier coatings (TBCs), induces volumetric expansion and local large deformation in …

Zirconia and pyrochlore oxides for thermal barrier coatings in gas turbine engines

JW Fergus - Metallurgical and Materials Transactions E, 2014 - Springer
One of the important applications of yttria-stabilized zirconia (YSZ) is as a thermal barrier
coating for gas turbine engines. While YSZ performs well in this function, the need for …

Reliability evaluation of thermal barrier coatings for engine combustion chambers based on Monte-Carlo simulation

Z Wang, Z Wang, T Zhang, W Guo, H Dai… - Surface and Coatings …, 2022 - Elsevier
Due to their outstanding high temperature resistance, thermal barrier coatings are commonly
applied in hot section such as aero-engine combustion chambers to protect components …

Long-term failure mechanisms of thermal barrier coatings in heavy-duty gas turbines

F ** contents of Yb 2 O 3-Y 2 O 3 co-stabilized
ZrO 2 (YbYSZ)(x mol.% Yb 2 O 3-(4.5-x) mol.% Y 2 O 3-ZrO 2; X= 0 (YSZ), 1, 2, 3, 4) were …

In situ characterization of high temperature elastic modulus and fracture toughness in air plasma sprayed thermal barrier coatings under bending by using digital …

W Zhu, Q Wu, L Yang, YC Zhou - Ceramics International, 2020 - Elsevier
The evolutions of elastic modulus and fracture toughness are the key factors affecting the
failure mechanism and durability of thermal barrier coatings (TBCs). Combined the high …

Transient thermal stress due to the penetration of calcium-magnesium-alumino-silicate in EB-PVD thermal barrier coating system

G Zhang, X Fan, R Xu, L Su, TJ Wang - Ceramics International, 2018 - Elsevier
Electron beam-physical vapor deposited (EB-PVD) thermal barrier coating system (TBCs)
are vulnerable to the degradations induced by the penetration of calcium-magnesium …