Results 11 to 20 of about 84,868 (188)

Streamline curvature computational programme for axial compressor performance prediction [PDF]

open access: yes, 1987
Accurate prediction of overall performance is vital if the extremely high design and development costs of modern high speed compressors are to be minimised.
Barbosa, J. R.
core   +7 more sources

Preliminary aerothermal design of axial compressors [PDF]

open access: yes, 2013
This dissertation documents a compressor preliminary design study conducted by the author in fulfilment of his MSc thesis requirements. The compressor is intended for a new development engine within the 20Klbf thrust category, planned to be used on a ...
Piscopo, Giovanni
core   +7 more sources

An experimental and computational analysis of compressor cascades with varying surface roughness [PDF]

open access: yes, 2009
This thesis presents a CFD and experimental analysis associated with the parameter compressor fouling and a CFD analysis associated with the parameter on-line compressor washing of industrial gas turbines.
Fouflias, Dimitrios
core   +7 more sources

The New Chapter of Transonic Compressor Cascade Design at the DLR [PDF]

open access: yes, 2023
The design of compressor blades has been transformed by the advent of optimization algorithms, allowing designers to focus on finding the best optimization strategy for a desired application.
Hergt, Alexander Silvio   +3 more
core   +1 more source

Experiment and Numerical Simulation of Aerodynamic Performance of Compressor with Damaged Blades [PDF]

open access: yesJournal of Applied Fluid Mechanics
The present work attempted to lay a basis for evaluating the compressor aerodynamic performance in service environments. To achieve this goal, a low-speed compressor along with a transonic compressor rotor (NASA Rotor37) were studied.
H. Sun, Z. Wang, G. Luo
doaj   +1 more source

The effect of upstream duct boundary layer growth and compressor blade lean angle variation on an axial compressor performance [PDF]

open access: yes, 2010
The compressor of a gas turbine engine is extremely vulnerable on upstream duct- induced flow non-uniformities whether the duct is an engine intake or an interconnecting duct.
Templalexis, I.   +3 more
core   +1 more source

The Current Gap between Design Optimization and Experiments for Transonic Compressor Blades

open access: yesInternational Journal of Turbomachinery, Propulsion and Power, 2023
The successful design of compressor blades through numerical optimization relies on accurate CFD-RANS solvers that are able to capture the general performance of a given design candidate.
Edwin Joseph Munoz Lopez   +4 more
doaj   +1 more source

Advanced Compressor Loss Correlations, Part I: Theoretical Aspects

open access: yesInternational Journal of Rotating Machinery, 1997
Reliable efficiency calculation of high-subsonic and transonic compressor stages requires a detailed and accurate prediction of the flow field within these stages.
M. T. Schobeiri
doaj   +1 more source

Evaluation of novel-objective functions in the design optimization of a transonic rotor by using deep learning

open access: yesEngineering Applications of Computational Fluid Mechanics, 2021
Design optimization of transonic airfoils for rotary blades is a challenging subject that remarkably affects the stage and overall performance of axial-flow compressors.
A. Zeinalzadeh, M.R. Pakatchian
doaj   +1 more source

Numerical investigation on the shock-wave and flow structures in a transonic contra-rotating axial compressor

open access: yesAdvances in Mechanical Engineering, 2017
Numerical simulation has been conducted on a transonic contra-rotating axial compressor to investigate the shock wave and flow characteristics under various operation conditions.
Hanru Liu   +3 more
doaj   +1 more source

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