Search
CSV
RISInvestigation of Film Cooling Using Time-Resolved Stereo Particle Image Velocimetry
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In the present study, an existing test rig at the Institute of Thermal Turbomachinery (ITS), Karlsruhe Institute of Technology (KIT), designed for generic film cooling studies is adopted to accommodate time-resolved ...
Short Helical Combustor: Flow Control in a Combustion System With Angular Air Supply
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The concept of the novel short helical combustor (SHC) was investigated in our previous work (Ariatabar et al., 2016, “Short Helical Combustor: Concept Study of an Innovative Gas Turbine Combustor With Angular Air Supply,” ...
Experimental Investigation on the Influence of Geometrical Parameters on the Frictional Heat Input and Leakage Performance of Brush Seals
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Because of the superior sealing characteristics compared to labyrinth seals, brush seals found an increased spread in turbomachinery in recent years. Their outstanding sealing performance results mainly from their flexibility. ...
Experimental Investigation on the Influence of Geometrical Parameters on the Frictional Heat Input and Leakage Performance of Brush Seals
Publisher: American Society of Mechanical Engineers (ASME)
Abstract: Because of the superior sealing characteristics compared to labyrinth seals, brush seals found an increased spread in turbomachinery in recent years. Their outstanding sealing performance results mainly from their flexibility. ...
Experimental Investigation on the Rubbing Process of Labyrinth Seals Considering the Material Combination
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Labyrinth seals are used to prevent and control the mass flowrate between rotating components. Due to thermally and mechanically induced expansions during operation and transient flight maneuvers, a contact, the so-called ...
High-Resolution Measurements of Heat Transfer, Near-Wall Intermittency, and Reynolds-Stresses Along a Flat Plate Boundary Layer Undergoing Bypass Transition
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A new experimental dataset focusing on the influence of high freestream turbulence and large pressure gradients on boundary layer transition is presented. The experiments are conducted in a new wind tunnel equipped with a ...
The Influence of Deterministic Surface Roughness and Freestream Turbulence on Transitional Boundary Layers: Heat Transfer Distributions and a New Transition Onset Correlation
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Heat transfer measurements in transitional flat plate boundary layers subjected to surface roughness, strong pressure gradients, and freestream turbulence are presented. The surfaces considered consist of a smooth reference ...
Heat Transfer Coefficient Distribution on Oil Injection Cooled Gears: Experimental Method, Uncertainty, and Results
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: To design gearboxes with very high power densities, an effective means of cooling the gears and knowledge of the achievable heat transfer coefficients are necessary. In this paper, a method to measure heat transfer ...
Reacting Flow Prediction of the Low-Swirl Lifted Flame in an Aeronautical Combustor With Angular Air Supply
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The development of lean-burn combustion systems is of paramount importance for reducing the pollutant emissions of future aero engine generations. By tilting the burners of an annular combustor in circumferential direction ...
Film Cooling Measurements for a Laidback Fan-Shaped Hole: Effect of Coolant Crossflow on Cooling Effectiveness and Heat Transfer
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Internal coolant passages of gas turbine vanes and blades have various orientations relative to the external hot gas flow. As a consequence, the inflow of film cooling holes varies as well. To further identify the influencing ...