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RISA Shape Memory Alloy Based Morphing Axial Fan Blade—Part I: Blade Structure Design and Functional Characterization
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The possibility to realize adaptive structures is of great interest in turbomachinery design, owing to the benefits related to enhanced performance and efficiency. To accomplish this, a challenging approach is the employment ...
A Shape Memory Alloy Based Morphing Axial Fan Blade—Part II: Blade Shape and Computational Fluid Dynamics Analyses
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The ability of a morphing blade to change its geometry according to the different operating conditions represents a challenging approach for the optimization of turbomachinery performance. In this paper, experimental and ...
Performance Evaluation of Nonuniformly Fouled Axial Compressor Stages by Means of Computational Fluid Dynamics Analyses
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In this paper, threedimensional numerical simulations are carried out to evaluate the effect of fouling on an axial compressor stage. A numerical model of the NASA Stage 37, validated in previous papers of the same authors ...
Quantitative Computational Fluid Dynamic Analyses of Particle Deposition on a Transonic Axial Compressor Blade—Part II: Impact Kinematics and Particle Sticking Analysis
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In heavyduty gas turbines, the microparticles that are not captured by the air filtration system can cause fouling and, consequently, a performance drop of the compressor. This paper presents threedimensional numerical ...
Quantitative Computational Fluid Dynamics Analyses of Particle Deposition on a Transonic Axial Compressor Blade—Part I: Particle Zones Impact
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Solid particle ingestion is one of the principal degradation mechanisms in the turbine and compressor sections of gas turbines. In particular, in industrial applications, the microparticles that are not captured by the air ...
A Compressor Fouling Review Based on an Historical Survey of ASME Turbo Expo Papers
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Fouling afflicts gas turbine operation from first time application. Filtration systems and washing operations work against air contaminants in order to limit the particles entering the compressor inlet and remove the ...
Estimation of the Particle Deposition on a Subsonic Axial Compressor Blade
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The quality and purity of the air entering a gas turbine is a significant factor influencing its performance and life. Foulants in the ppm range which are not captured by the air filtration system usually cause deposits ...
Estimation of the Particle Deposition on a Transonic Axial Compressor Blade
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Solid particle ingestion is one of the principal degradation mechanisms in the compressor section of heavyduty gas turbines. Usually, foulants in the ppm range, not captured by the air filtration system, i.e., (0–2) خ¼m ...
Quantitative Computational Fluid Dynamics Analyses of Particle Deposition on a Subsonic Axial Compressor Blade
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In literature, there are some studies related to the fouling phenomena in transonic compressors, but, in industrial applications (heavyduty compressor, pumping stations, etc.) the subsonic compressors are widespread. It ...
An Innovative Method for the Evaluation of Particle Deposition Accounting for Rotor/Stator Interaction
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Solid particle ingestion is one of the principal degradation mechanisms in the compressor and turbine sections of gas turbines. In particular, in industrial applications, the microparticles not captured by the air filtration ...