Swirling flow axial injection control in a Francis turbine: An LES study

EV Palkin, II Lutchenko, MY Hrebtov… - International Journal of …, 2024 - Elsevier
This study investigates an active control strategy to suppress the precessing vortex core
(PVC) and aims to extend the stable operation range of Francis turbine air model. Large …

The effect of toroidal geometrical shape on turbulent oscillations in a bidirectional vortex combustor

OA Evdokimov, AI Guryanov, SA Piralishvili… - Thermal Science and …, 2023 - Elsevier
The paper reports on detailed studies of a bidirectional swirling flow structure in a toroidal
vortex chamber under non-reactive and combustion conditions at the Reynolds numbers …

Solving Fundamental and Applied Problems of Digital Image Processing at the Institute of Automation and Electrometry and Other Scientific Schools of the Siberian …

AL Reznik, AA Soloviev - Pattern Recognition and Image Analysis, 2023 - Springer
The most important results obtained in recent years by the research institutes of the Siberian
Branch of the Russian Academy of Sciences in the field of development of mathematical …

Evaluation of RANS-based turbulence models for isothermal flow in a realistic can-type gas turbine combustor application

A Kumar, RP Bharti - arXiv preprint arXiv:2312.14459, 2023 - arxiv.org
The present study assesses RANS-based turbulence models to simulate isothermal flow in a
combustor representing a constituent can combustor of can-annular configuration used in jet …

Assessment of RANS-based turbulence models for isothermal confined swirling flow in a realistic can-type gas turbine combustor application

A Kumar, RP Bharti - Journal of Computational Science, 2024 - Elsevier
The present study assesses RANS-based turbulence models to simulate the isothermal
confined swirling flow in a combustor representing a constituent can combustor of the can …

Flow Instability Control in a Model Swirl-Stabilized Combustor with Central Jet Injection

A Savitskii, D Sharaborin, L Chikishev, V Dulin - Inventions, 2023 - mdpi.com
Swirling flows often occur in nature and industrial applications. With an increase in swirl
intensity, such rotating flows are known to become unstable and undergo a sudden …

Low-Emission Combustion Chambers of GTU: Modern Trends, Diagnostics, and Optimization

LM Chikishev, DM Markovich - Thermal Engineering, 2024 - Springer
A brief overview of the designs of low-emission gas turbine-type combustion chambers is
given using the example of aircraft propulsion systems. The most promising technology that …

Active flow control in a model combustion chamber using additional gas injection method

AD Kundashkin, EV Palkin, MY Hrebtov… - Thermophysics and …, 2022 - Springer
The large-eddy simulation method was applied to study an isothermal swirled gas flow in a
model combustion chamber at Reynolds number Re= 15000. The study identified a …

Исследование методом LIF поля температуры за фронтом пламени дежурного факела модельного фронтового устройства газотурбинного типа

АГ Савицкий, ДК ШАРАБОРИН, ВМ ДУЛИН… - …, 2023 - elibrary.ru
В последние годы особенно актуальной стала задача снижения уровня выбросов
вредных веществ при работе газотурбинных установок (ГТУ). При этом детальное …

Gas Dynamics and Liquid Fuel Combustion in a Model Combustor

KE Veselov, OA Evdokimov - Journal of Applied Mechanics and Technical …, 2023 - Springer
This paper presents the results of liquid-fuel model combustor calculations based on
different numerical approaches to the development of a verified simulation method of …