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RISUnsteady Aerodynamic Blade Excitation at the Stability Limit and During Rotating Stall in an Axial Compressor
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The stable operating range of axial compressors is limited by the onset of rotating stall and surge. These flow conditions endanger the reliability of operation and definitely have to be avoided ...
Rotor-Stator Interactions in a Four-Stage Low-Speed Axial Compressor—Part I: Unsteady Profile Pressures and the Effect of Clocking
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This two-part paper presents detailed experimental investigations of unsteady aerodynamic blade row interactions in the four-stage Low-Speed Research Compressor of Dresden. In part I of the paper ...
Aerodynamic Blade Row Interactions in an Axial Compressor—Part I: Unsteady Boundary Layer Development
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This two-part paper presents experimental investigations of unsteady aerodynamic blade row interactions in the first stage of the four-stage low-speed research compressor of Dresden. Both the ...
Aerodynamic Blade Row Interactions in an Axial Compressor—Part II: Unsteady Profile Pressure Distribution and Blade Forces
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This two-part paper presents experimental investigations of unsteady aerodynamic blade row interactions in the first stage of the four-stage low-speed research compressor of Dresden. Both the ...
Periodical Unsteady Flow Within a Rotor Blade Row of an Axial Compressor—Part II: Wake-Tip Clearance Vortex Interaction
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In this two-part paper, results of the periodical unsteady flow field within the third rotor blade row of the four-stage Dresden low-speed research compressor are presented. The main part of ...
Periodical Unsteady Flow Within a Rotor Blade Row of an Axial Compressor—Part I: Flow Field at Midspan
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In this two-part paper, results of the periodical unsteady flow field within the third rotor blade row of the four-stage Dresden low-speed research compressor are presented. The main part of ...
Influence of Chord Length and Inlet Boundary Layer on the Secondary Losses of Turbine Blades
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In this paper, results concerning the influence of chord length and inlet boundary layer thickness on the endwall loss of a linear turbine cascade are discussed. The investigations were performed ...
Rotor-Stator Interactions in a Four-Stage Low-Speed Axial Compressor—Part II: Unsteady Aerodynamic Forces of Rotor and Stator Blades
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This two-part paper presents detailed experimental investigations of unsteady aerodynamic blade row interactions in the four-stage low-speed research compressor of Dresden. In Part I of the paper ...
Aerodynamic and Endwall Film-Cooling Investigations of a Gas Turbine Nozzle Guide Vane Applying Temperature-Sensitive Paint
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Endwall film-cooling investigations are conducted with a single row of fan-shaped holes in a low-speed, six-bladed linear cascade. The incidence of the inlet flow was changed between −5 deg and ...
Investigation of the Tip Clearance Flow in a Compressor Cascade Using a Novel Laser Measurement Technique With High Temporal Resolution
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The understanding of the tip clearance flow in axial compressors is a key issue for developing new compressors with enhanced efficiency and reduced noise for instance. However, necessary flow ...