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Thermal Shock Property of Al/Ni-ZrO2 Gradient Thermal Barrier Coatings WANG Quan-sheng1,ZHANG Wei-fang2,FAN Jin-juan2 (1.Department of material science and engineering, Beijing Institute of Technology, Beijing, China;2.Failure Analysis Center of Beijing Institute of Aeronautical Materials, Beijing, China) 摘要:Al/Ni-ZrO2 gradient thermal barrier coatings are made on aluminum substrate using......
FEM ANALYSIS OF THERMAL STRESSES IN GRADIENT THERMAL BARRIER COATINGS PRODUCED BY EB-PVD H.B.Xu1,H.B.Guo1,S.K.Gong1 (1.Department of Materials Science & Engineering, Beijing University of Aeronautics andAstronautics, Beijiug 100083, China) Abstract:Gradient thermal barrier coatings (GTBCs) produced by co-deposition of mixtures ofAl-Al2 O3-YSZ onto metallic bond coat exhibited longer lifetimes......
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Wavelet analysis of acoustic emission signals from thermal barrier coatings YANG Li(杨 丽), ZHOU Yi-chun(周益春) Key Laboratory for Advanced Materials and Rheological Properties of Ministry... to the analysis of acoustic emission signals collected during tensile test of the ZrO2-8% Y2O3 (YSZ) thermal barrier coatings (TBCs). The acoustic emission signals are de-noised using the Daubechies discrete......
Oxidation and thermal fatigue of EB-PVD thermal barrier coatings on tube superalloy substrate GAO Yu, ZHANG Chun-xia, ZHOU Chun-gen, GONG Sheng-kai, XU Hui-bin Department of Materials Science and Engineering, Beijing University of Aeronautics and Astronautics, Beijing 100083, China Received 20 April 2006; accepted 30 June 2006 Abstract: Two-layer structure thermal barrier coatings (TBCs......
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Comparison of thermal shock behaviors between plasma-sprayed nanostructured and conventional zirconia thermal barrier coatings LIU Chun-bo(刘纯波)1, ZHANG Zhi-min(张志民)1, JIANG Xian-liang(蒋显亮)1, LIU... and ZrO2-7%Y2O3 (mass fraction) conventional thermal barrier coatings(TBCs) were deposited by air plasma spraying(APS). The thermal shock behaviors of the nanostructured and conventional TBCs were......
Thermal conductivity of (Sm1-xLax)2Zr2O7 (x=0, 0.25, 0.5, 0.75 and 1) oxides for advanced thermal barrier coatings SUN Kun1,LIU Ling2,WANG Fuchi2,ZHANG Hongsong3,XU Qiang2 (1.Department of Physics...-plications as high temperature thermal barrier coatings because of their high melting points, high thermal expansion coefficients, and low thermal conductivities. In this study, oxides of Sm2Zr2O7......
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