Defect evolution in thermal barrier coating systems under multi-axial thermomechanical loading

Baufeld B., Bartsch M., Dalkilic S., Heinzelmann M.

SURFACE & COATINGS TECHNOLOGY, vol.200, no.5-6, pp.1282-1286, 2005 (SCI-Expanded) identifier identifier

  • Publication Type: Article / Article
  • Volume: 200 Issue: 5-6
  • Publication Date: 2005
  • Doi Number: 10.1016/j.surfcoat.2005.07.098
  • Journal Name: SURFACE & COATINGS TECHNOLOGY
  • Journal Indexes: Science Citation Index Expanded (SCI-EXPANDED), Scopus
  • Page Numbers: pp.1282-1286
  • Keywords: interfaces, defects, nickel alloy, zirconium oxide, multilayer, thermal barrier coating, MECHANICAL FATIGUE
  • Anadolu University Affiliated: No

Abstract

In service, gas turbine components with thermal barrier coatings experience high cyclic mechanical and thermal loading. Important, but not yet considered sufficiently, are the multi-axial stresses arising from thermal gradients.