High Temperature Ceramic Microstructure and Interface Evolution during Exposure to Particulate Laden Combustion Flows in Gas Turbine Engines

Nieto, Andy ; Walock, Michael ; Ghoshal, Anindya ; Murugan, Muthuvel ; Bravo, Luis ; Barnett, Blake ; Pepi, Marc ; Swab, Jeff ; Gamble, William ; Graybeal, Mark(Army Research Lab, Aberdeen Proving Ground, MD, United States)

关键词: HIGH TEMPERATURE;    CERAMICS;    MICROSTRUCTURE;    PARTICULATES;    TURBINE BLADES;    GAS TURBINE ENGINES;    CALCIUM COMPOUNDS;    MAGNESIUM COMPOUNDS;    ALUMINUM OXIDES;    SILICATES;    THERMAL CONTROL COATINGS;    SANDS;    GLAZES;   

RP-ID  :  GRC-E-DAA-TN52258

学科分类：航空航天科学

美国|英语

来源: NASA Technical Reports Server

【 摘 要 】

Objective: To innovate sandphobic coating and surface modification for high temperature turbine blades to resist sand glaze build-up and related Calcia-Magnesia-Alumina-Silicate (CMAS) attack on Thermal/Environmental Barrier Coatings (T/EBCs).