Optimising the design of aviation propulsion systems using computational fluid dynamics is
essential to increase their efficiency and reduce pollutant as well as noise emissions …

Unsteady component interaction represents a crucial topic in turbomachinery design and
analysis. Combustor/turbine interaction is one of the most widely studied topics both using …

Modern lean burn combustors are developed to meet environmental requirements of low NO
x emissions. Comparing with the rich quench lean combustor, lean burn combustor can …

Combustion–turbine interaction phenomena are attracting ever-growing interest in recent
years. As a matter of fact, the strong unsteady and three-dimensional flow field that …

The complex flow field of gas turbine lean combustors is meant to reduce NOx emissions
and maintain a stable flame by controlling the local temperature and promoting high …

In this paper we investigate the performance of eddy viscosity turbulence models for high-
pressure nozzle guide vane (NGV) flows with engine-realistic turbulence. Using metrics …

The design optimization of aviation propulsion systems by means of computational fluid
dynamics is key to increase their efficiency and reduce pollutant and noise emissions. The …

The physical phenomena due to the interaction between the combustor chamber and the
first stage nozzle arouse an ever-increasing interest. In fact, a complex and unsteady flow …

A high-pressure turbine is a complex component of a gas turbine from a thermo-mechanical
point of view. In modern lean-burn combustion chambers, this complexity is enhanced with …

In this paper we investigate the impact of lean-burn-representative swirl and temperature
distortion on the aerothermal performance of fully-cooled high-pressure nozzle guide vanes …