"Rotors, such as for gas turbine engines and the like, are typically subjected to high stresses and high temperatures. Extensive efforts have been made over the years to develop new alloys, new fabrication techniques, and new component designs which permitoperation of these rotors at higher… More

Alternative coating approaches are required to apply wear resistant materials onto the interior surfaces of high strength steel landing gear components. These components have traditionally contained electroplated chrome coatings. Unfortunately, hexalavent chrome is used during this process. This… More

Advanced thermal barrier coating systems are desired for naval gas turbine engines. These coatings will increase the durability of hot-section engine components to significantly improve the time "on-wing", safety and readiness of these engines. In this work, we will use novel coating synthesis… More

Alternative coatings and coating approaches are required to improve the wear and corrosion resistance of the interior of landing gear components. These surfaces have traditionally contained electroplated chrome and cadmium coatings. Unfortunately, hexalavent chrome (used during the chrome plating… More

The development of cost effective processing techniques that enable the creation of superconductive films with high current capabilities are required to facilitate the development of compact power systems for military applications. In this work, we will investigate the deposition of YBCO films using… More

Advanced thermal barrier coating systems are desired for naval gas turbine engines. These coatings will increase the durability of hot-section engine components to significantly improve the time "on-wing", safety and readiness of these engines. Here, we have used a novel coating synthesis technique… More

Advanced thermal barrier coating systems are desired for naval gas turbine engines. These coatings will increase the durability of hot-section engine components to significantly improve the time "on-wing", safety and readiness of these engines. In this work, we will use novel coating synthesis… More

Advanced thermal barrier coating systems are desired for gas turbine engines. These coatings will increase the durability of hot-section engine components to significantly improve the time "on-wing", safety and readiness of these engines. In this work, we will use novel coating synthesis techniques… More

Thermal barrier coatings (TBC) are desired to improve the durability of hot-section engine components. Currently, TBC top coats are applied onto turbine components using an electron beam physical vapor deposition (EB-PVD) process. A key drawback of this approach is that it can only effectively coat… More

An advanced processing approach is needed to enable the ultra-fast deposition of materials for use in high temperature superconducting (HTS) tapes, needed to expand the nation¿s electricity delivery system. The result would be a rapid throughput system for 2nd generation coated conductors, which… More

Advanced, erosion resistant thermal barrier coating (TBC) systems are desired for gas turbine engines. These coatings will increase the durability of hot-section engine components to significantly improve the use time, safety and readiness of these engines. In this work, we will use novel coating… More

The Small Business Technology Transfer Research (STTR) Phase I project will develop a new deposition technology to enable the production of novel Thermal Barrier Coating (TBC) compositions having increased performance. TBC coatings are widely used in jet aircraft engines to increase the durability… More

An aircraft of today has many moving parts that are subjected to high wear conditions; naturally this puts a high demand on the reliability. The need for new coatings and approaches that improve the wear resistance is clear. Furthermore, a need for smart materials where lifetime indicators can be… More

The ongoing drive to increase the performance and efficiency of propulsion systems has led to increasingly severe operating environments, particularly for the components in the hot sections of turbine engines. One potential life-limiting area of future engines is the turbine disk where significant… More

Advanced thermal barrier coating systems are desired for naval gas turbine engines. These coatings will increase the durability of hot-section engine components to significantly improve the time "on-wing", safety and readiness of these engines. In this work, we will use novel coating synthesis… More

Advanced thermal barrier coating (TBC) systems are desired for naval gas turbine engines. These coatings will increase the durability of hot-section engine components to significantly improve the time "on-wing", safety and readiness of these engines. Currently, TBC top coats are applied onto gas… More

Advanced thermal/environmental barrier coating (T/EBC) systems are desired to protect Si-based ceramics in high temperature, water vapor containing environments. In this work, we will use novel coating synthesis techniques that enable the economical deposition of enhanced T/EBCs having higher… More

The ongoing drive to increase the performance and efficiency of propulsion systems has led to increasingly severe operating environments, particularly for the components in the hot sections of turbine engines. One potential life-limiting area of future engines is the turbine disk where significant… More

Concerns over the use of domestic energy supplies and the desire to reduce CO2 emissions have motivated increased interest in the use of alternative fuels (such as coal ¿syngas¿) and alternative engine cycles. This interest has led to the increased use of an Integrated Gasification Combined Cycle… More

One of the available options for improved coal conversion is the development of ultra-supercritical (USC) high efficiency, coal-fired power plants that operate at much higher steam temperatures and pressures than current plants. In turn, the advancement of current coal fired boilers to USC… More

Thermal barrier coating are currently employed to thermally protect gas turbine engine components from high gas inlet temperatures to moderately improve the performance (fuel efficiency and thrust) of these engines. Enhanced benefits are envisioned in future TBC systems provided TBC durability can… More

Research is proposed to investigate the feasibility of modifying the composition and microstructure of thermal barrier coating (TBC) systems to enable enhanced damping capacity while retaining or improving overall system performance. The rotating components, used in gas turbine engines typically… More

Lightweight silicon-based ceramics are leading candidates to replace heavier nickel-based superalloys for hot section components used in advanced gas turbine engines having increased specific power. Unfortunately, exposures of these materials to the high temperature combustion environments alter the… More

The principal aim of this program is to develop non-toxic corrosion resistant coatings to replace cadmium for tailhook applications on the Joint Strike Fighter (JSF). These coatings need to be dense, effective at preventing corrosion of the alloy, and able to be deposited onto non line-of-sight… More

Thermal barrier coating systems that incorporate enhanced protection to CMAS induced delaminations while still retaining excellent thermal protection properties and high thermal cycle lifetimes are desired for next generation gas turbine engines. In this work, DVTI will develop advanced CMAS… More

Research is proposed to investigate the feasibility of using advanced manufacturing techniques to enable the affordable application of multi-functional high temperature coatings having enhanced resistance to high temperature engine environments. For example, thermal / environmental barrier coatings… More

ABSTRACT: Environmental protection coatings are required to provide oxidation and hot corrosion protection to hot section turbine components. Unfortunately, the current generation of such coatings can degrade the fatigue resistance of the coated alloy. It is increasingly recognized that, due to… More

ABSTRACT: Thermal barrier coating systems are desired for gas turbine engines. These coatings will increase the durability of hot-section engine components to significantly improve the time"on-wing", safety and readiness of these engines. In this work, research is proposed to investigate… More

Advanced thermal barrier coating (TBC) systems are desired for naval gas turbine engines. These coatings will increase the durability of hot-section engine components to significantly improve the time"on-wing", safety and readiness of these engines. Currently, TBC top coats are applied… More