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Application of Scale Adaptive Simulation Model to Studying Cooling Characteristics of a High Pressure Turbine Blade Cutback Trailing Edge With Different Cooling Configurations

期刊: JOURNAL OF TURBOMACHINERY-TRANSACTIONS OF THE ASME, 2021; 143 (8)

Effective cooling structure design in the trailing edge (TE) of a high pressure turbine (HPT) blade is essential to increase turbine efficiency and ma......

Experimental Study of Outflow Effects in a Rotating Turbulated Channel

期刊: JOURNAL OF TURBOMACHINERY-TRANSACTIONS OF THE ASME, 2021; 143 (7)

The three-pass turbulated serpentine channel has many applications in internal turbine blade systems. However, the studies on the effects of the outfl......

Effects of Turning Angle and Turning Internal Radius on Channel Impingement Cooling for a Novel Internal Cooling Structure

期刊: JOURNAL OF TURBOMACHINERY-TRANSACTIONS OF THE ASME, 2021; 143 (9)

Leading-edge multi-channel double-wall design, a novel internal cooling structure, has been presented recently to enable higher overall cooling effect......

Effects of Cooling Configurations on the Aerothermal Performance of a Turbine Endwall With Jet Impingement and Film Cooling

期刊: JOURNAL OF TURBOMACHINERY-TRANSACTIONS OF THE ASME, 2021; 143 (6)

With the increase of turbine inlet temperature and the application of premixed combustion, turbine components, particularly the turbine endwall, work ......

Effect of Boundary Layer Suction on the Corner Separation in a Highly Loaded Axial Compressor Cascade

期刊: JOURNAL OF TURBOMACHINERY-TRANSACTIONS OF THE ASME, 2021; 143 (6)

Control of corner separation in axial compressor blade rows has attracted much interest due to its potential to improve compressor efficiency and the ......

Physical Mechanisms Investigation of Sharkskin-Inspired Compressor Cascade Based on Large Eddy Simulations

期刊: JOURNAL OF TURBOMACHINERY-TRANSACTIONS OF THE ASME, 2021; 143 (6)

To survive in a complex environment, nature has produced efficient and versatile resource-rich structures. One of the novel drag reduction designs com......

Experimental Study on Film Cooling Effectiveness of Blade With Chevron-Shaped Holes Under Wake Influence

期刊: JOURNAL OF TURBOMACHINERY-TRANSACTIONS OF THE ASME, 2021; 143 (8)

Gas turbines have been widely used. With the continuous improvement of the performance of gas turbines, the turbine inlet temperature has greatly exce......

Nozzle Passage Endwall Effectiveness Values With Various Combustor Coolant Flowrates-Part 2: Endwall and Vicinity Surface Effectiveness Measurements

期刊: JOURNAL OF TURBOMACHINERY-TRANSACTIONS OF THE ASME, 2021; 143 (4)

Effective coolant schemes are required for providing cooling to the first-stage stator vanes of gas turbines. To correctly predict coolant performance......

Nozzle Passage Endwall Effectiveness Values With Various Combustor Coolant Flowrates-Part 1: Flowfield Velocity and Coolant Concentration Measurements

期刊: JOURNAL OF TURBOMACHINERY-TRANSACTIONS OF THE ASME, 2021; 143 (4)

The stators of the first stage of a gas turbine are exposed to severe temperatures. The coolant streams introduced to prevent the stators from thermal......

Experimental Study of Turbulent Flow and Heat Transfer Behaviors Over a Micro-Rib-Dimple-Structured Surface

期刊: JOURNAL OF TURBOMACHINERY-TRANSACTIONS OF THE ASME, 2021; 143 (10)

An experimental study was conducted to characterize the evolution of turbulent boundary layer flow over a micro-rib-dimple-structured surface. In addi......

Effect of Tip Clearance on Rotating Stall in a Mixed-Flow Pump

期刊: JOURNAL OF TURBOMACHINERY-TRANSACTIONS OF THE ASME, 2021; 143 (9)

The non-uniform disturbance in the circumferential direction is the essential cause of the occurrence of rotating stall in a turbomachinery. In order ......

Aerodynamic Effects of an Incoming Vortex on Turbines With Different Tip Geometries

期刊: JOURNAL OF TURBOMACHINERY-TRANSACTIONS OF THE ASME, 2021; 143 (8)

Experimental and numerical methods were used to investigate the aerodynamic effects of a near-casing streamwise incoming vortex flow on the tip leakag......

Azimuthal Mode Characteristics of Rotating Instability in Axial Compressor Using Compressed Sensing Method

期刊: JOURNAL OF TURBOMACHINERY-TRANSACTIONS OF THE ASME, 2021; 143 (6)

A signal reconstruction algorithm based on the compressed sensing (CS) theory with dual-uniform sampling point (DUSP) distribution is developed and ap......

Redesign of Axial Fan Using Viscous Inverse Design Method Based on Boundary Vorticity Flux Diagnosis

期刊: JOURNAL OF TURBOMACHINERY-TRANSACTIONS OF THE ASME, 2021; 143 (5)

The inverse design method for turbomachinery can directly acquire a blade geometry with specific aerodynamic parameters, such as pressure loading on t......

Scalar Diffusion Equation-Based Model to Predict 2-Dimensional Film Cooling Effectiveness of a Shaped Hole

期刊: JOURNAL OF TURBOMACHINERY-TRANSACTIONS OF THE ASME, 2021; 143 (4)

One-dimensional laterally averaged adiabatic film cooling effectiveness (eta) over bar (lat)-based correlations have been widely employed in the cooli......

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