Journal ArticleDOI
Determination of interfacial properties of thermal barrier coatings by shear test and inverse finite element method
TLDR
In this article, a method combining a simple shear test and an inverse finite element analysis was developed and applied to measure the interfacial properties of two flame-sprayed yttria-stabilized zirconia TBCs.About:
This article is published in Acta Materialia.The article was published on 2010-10-01. It has received 51 citations till now. The article focuses on the topics: Thermal barrier coating & Direct shear test.read more
Citations
More filters
Journal ArticleDOI
Determination of interfacial adhesion energies of thermal barrier coatings by compression test combined with a cohesive zone finite element model
TL;DR: In this article, a combined compression test with a cohesive zone finite element model was used to determine the interfacial adhesion energy of thermal barrier coatings, and it was shown that the critical interfacial energy of delamination is 120 −J/m 2 and the corresponding loading phase angle is −56°.
Journal ArticleDOI
Damage evolution and rupture time prediction in thermal barrier coatings subjected to cyclic heating and cooling: An acoustic emission method
L. Yang,Yang Zhou,Chungsheng Lu +2 more
TL;DR: In this article, the fracture process of thermal barrier coatings subjected to cyclic heating and cooling is monitored using an acoustic emission method, based on the wavelet analysis of acoustic emission signals, damage modes in TBCs are discriminated.
Journal ArticleDOI
Spallation of thermal barrier coatings with real thermally grown oxide morphology under thermal stress
TL;DR: In this article, a finite element model with real thermally grown oxide morphology for crack propagation in TBCs is established by taking the advantage of commercial finite element package (ABAQUS) and image processing technique (Coreldraw).
Journal ArticleDOI
Numerical study on interaction of surface cracking and interfacial delamination in thermal barrier coatings under tension
TL;DR: In this article, the interaction of surface cracking and interfacial delamination in thermal barrier coatings under tension was investigated by using a cohesive zone finite element model, and it was found that the surface crack density has a significant effect on the initiation and propagation of interfacial deformation.
Journal ArticleDOI
Investigation of interfacial properties of atmospheric plasma sprayed thermal barrier coatings with four-point bending and computed tomography technique
Yang Zhao,A. Shinmi,Xiaofeng Zhao,Philip J. Withers,S. Van Boxel,Nicolaie Markocsan,Per Nylén,Ping Xiao +7 more
TL;DR: A modified four-point bending test was employed to investigate the interfacial toughness of atmospheric plasma sprayed (APS) yttria stabilised zirconia (YSZ) thermal barrier coatings as discussed by the authors.
References
More filters
Book
Fracture of Brittle Solids
TL;DR: In this article, the authors present a unified continuum, microstructural and atomistic treatment of modern day fracture mechanics from a materials perspective, focusing on the basic elements of bonding and microstructure that govern the intrinsic toughness of ceramics.
Journal ArticleDOI
Thermal Barrier Coatings for Gas-Turbine Engine Applications
TL;DR: In this article, the structure, properties, and failure mechanisms of thermal barrier coatings (TBCs) are reviewed, together with a discussion of current limitations and future opportunities.
Journal ArticleDOI
Mechanisms controlling the durability of thermal barrier coatings
TL;DR: In this paper, the authors present relationships between the durability, the governing material properties and salient morphological features of thermal barrier coatings and show that the failure is ultimately connected to the large residual compression in the thermally grown oxide through its roles in amplifying imperfections near the interface.
Journal ArticleDOI
Materials design for the next generation thermal barrier coatings
David R. Clarke,Carlos G. Levi +1 more
TL;DR: In this article, the materials issues involved in the development of present thermal barrier coatings and the advances necessary for the next generation, higher temperature capability coatings are described and discussed.
Journal ArticleDOI
Overview of Identification Methods of Mechanical Parameters Based on Full-field Measurements
Stéphane Avril,Marc Bonnet,Anne Sophie Bretelle,Michel Grédiac,François Hild,Patrick Ienny,Felix Latourte,Didier Lemosse,Stéphane Pagano,Emmanuel Pagnacco,Fabrice Pierron +10 more
TL;DR: In this article, the authors present several methods for constitutive parameter identification based on kinematic full-field measurements, namely the finite element model updating method (FEMU), the constitutive equation gap method (CEGM), the virtual fields method (VFM), the EGM, the equilibrium gap method, and the reciprocity gap method.
Related Papers (5)
Thermal Barrier Coatings for Gas-Turbine Engine Applications
Measurement of interfacial toughness in thermal barrier coating systems by indentation
Aditad Vasinonta,Jack Beuth +1 more