Study of Combustor–Turbine Interactions by Performing Coupled and Decoupled Hybrid RANS-LES Simulations under Representative Engine-like Conditions

SG Tomasello, R Meloni, L Andrei, A Andreini - Energies, 2023 - mdpi.com
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 …

Numerical Study of Combustor-Turbine Interaction by Using Hybrid RANS-LES Approach

SG Tomasello, A Andreini… - … Expo: Power for …, 2022 - asmedigitalcollection.asme.org
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 …

Analysis of Combustor-Turbine Interaction by Using Coupled and Decoupled Scale-Resolving Simulations Under Representative Operating Conditions

SG Tomasello, A Andreini… - … Expo: Power for …, 2023 - asmedigitalcollection.asme.org
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 …

Numerical Prediction of the Heat Loads on a Non-Reactive Test Rig for Combustor-Turbine Interaction by Using Hybrid RANS-LES Approach

SG Tomasello, A Andreini… - … Expo: Power for …, 2023 - asmedigitalcollection.asme.org
In order to further improve gas turbine efficiency and performance and reduce NOx
emissions, the ever-increasing employment of lean-premix combustors results in very …

Investigation of Hot Streak Migrations in a Triple Dual-Stage Swirler Combustor Coupled With Turbine Vanes Under Different Contraction Ratios

J Lyu, K Hu, Z Zhu, G Wang - … Expo: Power for …, 2024 - asmedigitalcollection.asme.org
With the rapid development of modern gas turbines and aeronautical engines, temperature
at the combustor outlet is consistently increasing, leading to an intensified interaction …

DNS of Turbine Vanes Subjected to Inlet Temperature Variations and Robust Quantification of Aerothermal Flow Irreversibilities

M Nardini, M Kozul… - … Expo: Power for …, 2024 - asmedigitalcollection.asme.org
The aim of the present work is to investigate the aerothermal characteristics of high-pressure
turbine (HPT) vanes subjected to burner-like mean inlet temperature and velocity variations …

Modeling of Flashback With Different Blends of CH4 and H2 by Using Finite Rate Chemistry With Large Eddy Simulation

I Verma, R Yadav, N Ansari… - … Expo: Power for …, 2022 - asmedigitalcollection.asme.org
Due to its clean combustion characteristics, hydrogen fuel is gaining attention in power
generation. New designs of engine systems and components are being explored to allow …

Modeling Combustor Turbine Interaction Using Efficient Joint Simulation Strategy

I Verma, L Zori, J Basani… - … Expo: Power for …, 2024 - asmedigitalcollection.asme.org
Computational modeling of hot streak migration in gas turbines is challenging due to multi-
scale physics and dynamic interaction between the combustor and the high-pressure turbine …