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Investigation of Swirler/Dilution Jet Flow Split on Primary Zone Flow Patterns in a Water Model Can-Type Combustor
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: LDA measurements of the three mean velocity components and the corresponding turbulence intensities have been made to provide qualitative and quantitative information on the flow field in a water ...
Velocity and Turbulence Characteristics of Isothermal Lobed Mixer Flows
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This work describes an experimental and computational study of flows in model multilobed mixers. Laser Velocimetry was used to obtain the velocity and turbulence fields in the downstream mixing ...
Coupled and Uncoupled CFD Prediction of the Characteristics of Jets From Combustor Air Admission Ports
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The paper focusses attention on alternative approaches for treating the coupling between the flow in the annulus supply ducts and the jets which enter combustor primary and dilution zones through ...
Multijet Annulus/Core-Flow Mixing—Experiments and Calculations
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: LDV measurements are reported of the flow field associated with a single row of radially injected jets penetrating a core-tube flow. Emphasis is placed on the influence of small feed-annulus ...
LES of Wall-Bounded Flows Using a New Subgrid Scale Model Based on Energy Spectrum Dissipation
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A new one-equation subgrid scale (SGS) model that makes use of the transport equation for the SGS kinetic energy (kSGS) to calculate a representative velocity scale for the SGS fluid motion ...
Experimental Investigation of the Flow Inside a Water Model of a Gas Turbine Combustor: Part 1—Mean and Turbulent Flowfield
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The present study examines the flow inside the water model of a gas turbine combustor, with the two main objectives of increasing the understanding of this type of flow and providing experimental ...
Experimental Investigation of the Flow Inside a Water Model of a Gas Turbine Combustor: Part 2—Higher Order Moments and Flow Visualization
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The measurements of mean and turbulent quantities presented in Part 1 showed a strong influence of the primary jet system and evidence of the existence of bimodal distributions of the azimuthal ...
The Flow Inside a Model Gas Turbine Combustor: Calculations
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The present study assesses the ability of the k-ε turbulence model to calculate the flow inside gas turbine combustors. Results of calculations using a cylindrical system of coordinates, hybrid ...