Approach for statistical analysis of oxide-and sulfate-induced hot corrosion of advanced alloys
This work develops an automated image and statistical analysis protocol to characterize and
compare the effect of three deposits on the accelerated non-uniform degradation of a model …
compare the effect of three deposits on the accelerated non-uniform degradation of a model …
Developments in thermodynamic models of deposit-induced corrosion of high-temperature coatings
DL Poerschke - Jom, 2022 - Springer
Degradation caused by silicate deposits limits the lifetime of protective coatings in gas
turbine engines. In order to design more durable coating materials and architectures it is …
turbine engines. In order to design more durable coating materials and architectures it is …
CMAS effects on ship gas-turbine components/materials
DA Shifler, SR Choi - … : Power for Land, Sea, and Air, 2018 - asmedigitalcollection.asme.org
Recent inspection of shipboard gas-turbine components under the platform has indicated
the apparent presence of CMAS (calcium, magnesium, alumino-silicate) and its related …
the apparent presence of CMAS (calcium, magnesium, alumino-silicate) and its related …
Stability of oxide-sulfate mixtures and implications for deposit-induced degradation of advanced alloys and coatings
Turbine engines ingest atmospheric aerosols that include multi-cation oxide-sulfate
mixtures, which deposit onto surfaces within the engine. These deposits are often implicated …
mixtures, which deposit onto surfaces within the engine. These deposits are often implicated …
Rare Earth Oxide Applications in Ceramic Coatings for Turbine Engines
DL Poerschke, JA Krogstad - Rare Earth Metals and Minerals Industries …, 2023 - Springer
Ceramic coatings containing rare earth oxides (REO) play a critical role in enabling high
performance and efficiency in gas turbines used for power generation and propulsion. To …
performance and efficiency in gas turbines used for power generation and propulsion. To …
Alumina failure and post-failure oxidation in the NiCoCrAlY alloy system at high temperature
This paper examines the oxidation behavior of thin specimens of cast NiCoCrAlY alloys at
1150∘ C through successive stages, from Al 2 O 3 growth to complete alloy conversion to …
1150∘ C through successive stages, from Al 2 O 3 growth to complete alloy conversion to …
Hot corrosion of shipboard gas turbine blades
KJ Meisner, EJ Opila - Oxidation of Metals, 2020 - Springer
Turbine blades removed from the first stage of a shipboard gas turbine engine for excessive
degradation were characterized. Scanning electron microscopy coupled with energy …
degradation were characterized. Scanning electron microscopy coupled with energy …
Reinterpretation of type II hot corrosion of Co-base alloys incorporating synergistic fluxing
The components of gas-turbine engines operating in marine environments are highly
susceptible to hot corrosion, which is typically classified as Type II (650–750° C) and Type I …
susceptible to hot corrosion, which is typically classified as Type II (650–750° C) and Type I …
[HTML][HTML] Applications of synchrotron-based X-ray diffraction in investigating thermal barrier coatings
R Zhou, H Zhang, X Gao, B Sun, C Li, P Wu… - Journal of Materials …, 2024 - Elsevier
Thermal barrier coatings play crucial roles in protecting the hot end components of aero-
engines against high-temperature erosion. They must suffer extremely harsh environments …
engines against high-temperature erosion. They must suffer extremely harsh environments …
High Temperature Corrosion of Ni-Cr Alloys Exposed to Calcium Oxide
Degradation of high temperature gas turbine components caused by calcium-rich deposits
can lead to exposure of the underlying alloy. Understanding the response of key alloying …
can lead to exposure of the underlying alloy. Understanding the response of key alloying …