TECHNICAL PAPERS: Gas Turbines: Ceramics, and Manufacturing Materials and Metallurgy

Influence of Processing on Microstructure and Performance of Electron Beam Physical Vapor Deposition (EB-PVD) Thermal Barrier Coatings

[+] Author and Article Information
U. Schulz, K. Fritscher, C. Leyens, M. Peters

DLR–German Aerospace Center, Institute of Materials Research, D-51170 Cologne, Germany

J. Eng. Gas Turbines Power 124(2), 229-234 (Mar 26, 2002) (6 pages) doi:10.1115/1.1447238 History: Received November 01, 1999; Revised February 01, 2000; Online March 26, 2002
Copyright © 2002 by ASME
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Schulz, U., Kröder, C., Brien, J., Schurmann, H., and Fritscher, K., 1999, U.S. Patent 6063435.
Leyens,  C., Schulz,  U., Pint,  B. A., and Wright,  I. G., 1999, “Influence of EB-PVD TBC Microstructure on Thermal Barrier Coating System Performance Under Cyclic Oxidation and Hot Corrosion Conditions,” Surf. Coat. Technol., 120–121, pp. 68–76.
Fritscher, K., Schulz, U., and Schmücker, M., 1999, “EB-PVD TBC lifetime Response to Various Bond Coat Pretreatments,” Cyclic Oxidation of High Temperature Materials, M. Schütze and W. J. Quadakkers, eds., The Institute of Materials, London, EFC public. No. 27, pp. 383–391.
Leyens, C; Wright, I. G., Pint, B. A., and Tortorelli, P. F., 1999, “Significance of Experimental Procedures on the Hot Corrosion Behavior of Nickel-Base Alloys Under Cyclic Conditions,” Cyclic Oxidation of High Temperature Materials, M. Schütze and W. J., Quadakkers, eds., The Institute of Materials, London, EFC Pub. No. 27, pp. 169–186.
Szücs, F., 1998, “Thermomechanische Analyse und Modellierung plasmagespritzter und EB-PVD aufgedampfter Wärme-dämmschicht-Systeme für Gasturbinen,” Fortschr.-Ber. VDI Verlag Düsseldorf, Serial5 , No. 518.
Clarke, D. R., Sergo, V., and He, M.-Y., 1999, “Precursor to TBC Failure by Constrained Phase Transformation in the Thermally Grown Oxide,” Elevated Temperature Coatings: Science and Technology III, J. M. Hampikian and N. B. Dahotre, eds., TMS, Warrendale, PA, pp. 67–78.
Unal,  O., Mitchell,  T. E., and Heuer,  A. H., 1994, “Microstructures of Y2O3-stabilized ZrO2 Electron Beam-Physical Vapor Deposition Coatings on Ni-Base Superlloys,” J. Am. Ceram. Soc., 77/4, 984–992.
Schulz,  U., and Schmücker,  M., 2000, “Microstructure of ZrO2 Thermal Barrier Coatings Applied by EB-PVD,” Mater. Sci. Eng., A, 276, pp. 1–8.
Fritscher, K., and Bunk, W., 1990, “Density-Graded TBC’s Processed by EB-PVD,” 1st International Symposium on Functionally Gradient Material, Proc. M. Yamanouchi et al., eds., Society of Non. Traditional Technology, Tokyo, Japan pp. 91–96.
Schulz,  U., Fritscher,  K., Leyens,  C., Peters,  M., and Kaysser,  W. A., 1997, “Thermocyclic Behavior of Differently Stabilized and Structured EB-PVD Thermal Barrier Coatings,” Material-wissenschaft und Werkstofftechnik, 28, pp. 370–376.
Schulz,  U., Fritscher,  K., Rätzer-Scheibe,  H.-J., Peters,  M., and Kaysser,  W. A., 1997, “Thermocyclic Behavior of Microstructurally Modified EB-PVD Thermal Barrier Coatings,” Mater. Sci. Forum, 251–254, pp. 957–964.
Movchan,  B. A., and Demchishin,  A. V., 1969, “Study of the Structure and Properties of Thick Vacuum Condensates of Nickel, Titanium, Tungsten, Aluminum Oxide and Zirconium Dioxide,” Fiz. Met. Metalloved., 28, pp. 83–90.
Johnson,  C. A., Ruud,  J. A., Bruce,  R., and Wortman,  D., 1998, “Relationship Between Residual Stress, Microstructure, and Mechanical Properties of Electron Beam-Physical Vapor Deposited Thermal Barrier Coatings.” Surf. Coat. Technol., 108–109, pp. 80–85.
Marci, G., Bartsch, M., and Mull, K., 1999, “Ermittlung des Elastizitätsmoduls von keramischen Wärmedämmschichten für thermisch und mechanisch hoch belastete Gasturbinenkomponenten,” Proceedings DVM-conference Werkstoffprüfung 1999, Dec. 2–3, Bad Nauhelm, pp. 271–280.
Kirchhoff, G., Langmeier, P., and Hennig, J., 1998, unpublished results.
Morell, P., and Rickerby, D. S., 1999, “Advantages/Disadvantages of Various TBC Systems as Perceived by the Engine Manufacturer,” AGARD report 823 “Thermal barrier coatings” 20-1/20-9.
Schulz,  U., Oettel,  H., and Bunk,  W., 1996, “Texture of EB-PVD Thermal Barrier Coatings Under Variable Deposition Conditions,” Z. Metallkd., 87/6, pp. 488–492.
Kaden, U., Leyens, C., Peters, M., Kaysser, W. A., 1999, “Thermal Stability of an EB-PVD Thermal Barrier Coating System on a Single Crystal Nickel-Base Superalloy,” Elevated Temperature Coatings: Science and Technology III, J. M. Hampikian and N. B. Dahotre, eds., TMS, pp. 27–38.
Walter,  M. E., and Eigenmann,  B., 2000, “Mechanical Response of Three As-Received EB-PVD Zirconia Thermal Barrier Coating Microstructures,” Mater. Sci. Eng., A, 282, 49–58.
Leyens,  C., Wright,  I. G., and Pint,  B. A., 2000, “Hot Corrosion of an EB-PVD Thermal Barrier Coating System at 950°C,” Oxidation of Metals, 54(5/6), 401–424.
Meier, S. M., Nissley, D. M., Sheffler, K. D., 1991, “Thermal Barrier Coating Life Prediction Model Development,” Phase II Final Report, NASA CR 189111.


Grahic Jump Location
Weight change of EB-PVD TBCs on CMSX-4 coupons at 1100°C cycles. Arrows indicate spallation of the TBC.
Grahic Jump Location
Typical failure of a TBC system tested under hot corrosion conditions
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Normalized cyclic lifetimes obtained in two alternative furnace tests at 1100°C
Grahic Jump Location
Young’s modulus of various EB-PVD TBCs having different thickness as a function of mechanical load
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TEM picure of interface between NiCoCRAlY bond coat and YPSZ TBC in as-coated condition
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TEM of an EB-PVD PYSZ TBC close to the substrate
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Fractured cross sections of EB-PVD TSCs with fine (top) and coarse (bottom) microstructure
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Young’s modulus of free-standing EB-PVD TBCs with different microstructures
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Lifetime of different PYSZ microstructures tested under sodium sulfate hot corrosion conditions at 950°C



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