Sintering and cyclic failure mechanisms of thermal and environmental barrier coating systems under thermal gradient test conditions

Ceramic Engineering and Science Proceedings

Volumn 23, Issue 4, 2002, Pages 505-516

  Zhu, Dongming ^a   Lee, Kang N ^a   Miller, Robert A ^a  

^a NASA GLENN RESEARCH CENTER   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

CERAMIC MATRIX COMPOSITES; FAILURE (MECHANICAL); HEAT FLUX; LASER APPLICATIONS; MATERIALS TESTING; MULTILAYERS; SILICON CARBIDE; SINTERING; THERMAL CONDUCTIVITY; THERMAL GRADIENTS; YTTRIUM COMPOUNDS; ZIRCONIA;

COATING SYSTEMS; CYCLIC FAILURE MECHANISMS; ENVIRONMENTAL BARRIER COATING; LASER HIGH HEAT FLUX RIG; MULLITE; THERMAL GRADIENT TEST;

COATINGS;

EID: 0036458190     PISSN: 01966219     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (16)

1. K. N. Lee and R. A. Miller, "Development and Environmental Durability of Mullite and Mullite/YSZ Dual Layer Coatings for SiC and Si3N4 Ceramics," Surface and Coatings Technology, vol. 86-87, pp. 142-148, 1996.
2. K. N Lee, "Key Durability Issues with Mullite-Based Environmental Barrier Coatings for Si-Base Ceramics," Transactions of the ASME, vol. 122, pp. 632-636, 2000.
3. K. N. Lee, "Current Status of Environmental Barrier Coatings for Si-Based Ceramics," Surface and Coatings Technology, vol. 133-134, pp. 1-7, 2000.
4. D. Zhu, K. N. Lee, and R. A. Miller, "Thermal Conductivity and Thermal Gradient Cyclic Behavior of Refractory Silicate Coatings on SiC/SiC Ceramic Matrix Composites," NASA TM-210824, NASA Glenn Research Center, Cleveland, Ohio, April 2001.
5. D. Zhu and R. A. Miller, "Investigation of Thermal High Cycle and Low Cycle Fatigue Mechanisms of Thick Thermal Barrier Coatings," Materials Science and Engineering, vol. A245, pp. 212-223, 1998.
6. D. Zhu and R. A. Miller, "Determination of Creep Behavior of Thermal Barrier Coatings under Laser Imposed High Thermal and Stress Gradient Conditions," Journal of Materials Research, vol. 14, pp. 146-161, 1999.
7. D. Zhu and R. A. Miller, "Thermal Barrier Coatings for Advanced Gas-Turbine Engines," MRS Bulletin, vol. 27, pp. 43-47, 2000.
8. D. Zhu and R. A. Miller, "Thermophysical and Thermomechanical Properties of Thermal Barrier Coating Systems," NASA TM-210237, NASA Glenn Research Center, Cleveland, Ohio, July 2000.
9. D. Zhu and R. A. Miller, "Thermal Conductivity and Elastic Modulus Evolution of Thermal Barrier Coatings Under High Heat Flux Conditions," Journal of Thermal Spray Technology, vol. 9, pp. 175-180, 2000.
10. D. Zhu, R. A. Miller, B. A. Nagaraj, and R. W. Bruce, "Thermal Conductivity of EB-PVD Thermal Barrier Coatings Evaluated by a Steady-State Laser Heat Flux Technique," Surface and Coatings Technology, vol. 138, pp. 1-8, 2001.
11. D. Zhu, S. R. Choi, and R. A. Miller, "Thermal Fatigue and Fracture Behavior of Ceramic Thermal Barrier Coatings," Ceram. Eng. Sci. Proc., vol. 22, pp. 453-461, 2001.
12. D. Zhu, K. N. Lee, and R. A. Miller, "Thermal Conductivity and Thermal Gradient Cyclic Behavior of Refractory Silicate Coatings on SiC/SiC Ceramic Matrix Composites," Ceram. Eng. Sci. Proc., vol. 22, pp. 443-452, 2001.
13. D. Zhu and R. A. Miller, "Thermal Conductivity and Elastic Modulus Evolution of Thermal Barrier Coatings Under High Heat Flux Conditions," NASA TM-209069, NASA Glenn Research Center, Cleveland, Ohio, April 1999.
14. D. Zhu, N. P. Bansal, K. N. Lee, and R. A. Miller, "Thermal Conductivity of Ceramic Thermal Barrier and Environmental Barrier Coating Materials," NASA TM-211122, NASA Glenn Research Center, Cleveland, Ohio, September 2001.
15. D. Zhu and R. A. Miller, "Thermophysical and Thermomechanical Properties of Thermal Barrier Coating Systems," Ceram. Eng. Sci. Proc., vol. 21, pp. 623-633, 2000.
16. D. Zhu, K. N. Lee, and R. A. Miller, "Thermal Gradient Cyclic Behavior of Thermal and Environmental Barrier Coating Systems on SiC/SiC Ceramic Matrix Composites," ASTM Paper GT-2002-30632, presented at ASME TURBO EXPO 2002, Amsterdam, The Netherlands, 2002.