Thermal barrier coatings for turbine components
Patent
·
OSTI ID:874319
- Oviedo, FL
- Orlando, FL
- Bethesda, MD
A turbine component, such as a turbine blade having a metal substrate (22) is coated with a metal MCrAlY alloy layer (24) and then a thermal barrier layer (20) selected from LaAlO.sub.3, NdAlO.sub.3, La.sub.2 Hf.sub.2 O.sub.7, Dy.sub.3 Al.sub.5 O.sub.12, HO.sub.3 Al.sub.3 O.sub.12, ErAlO.sub.3, GdAlO.sub.3, Yb.sub.2 Ti.sub.2 O.sub.7, LaYbO.sub.3, Gd.sub.2 Hf.sub.2 O.sub.7 or Y.sub.3 Al.sub.5 O.sub.12.
- Research Organization:
- Westinghouse Electric Corp., Pittsburgh, PA (United States)
- DOE Contract Number:
- AC05-95OR22242
- Assignee:
- Siemens Westinghouse Power Corporation (Orlando, FL)
- Patent Number(s):
- US 6365281
- OSTI ID:
- 874319
- Country of Publication:
- United States
- Language:
- English
Low Thermal Conductivity in Garnets
|
journal | April 1997 |
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