Topics: Boundary-value problems , Simulation , Turbines , Turbulence , High pressure (Physics) , Reynolds-averaged Navier–Stokes equations , Flow (Dynamics) , Nozzle guide vanes , Combustion chambers

Effects of Ribbed Crossflow Channel in a Turbine Blade on Film Cooling Performance of Diffusion Slot Holes with Various Cross Section Orientations

Jia-Jun Hu, Bai-Tao An

J. Turbomach. January 2025, 147(1): 011003. doi: https://doi.org/10.1115/1.4066144

Abstracts

View articletitled, Effects of Ribbed Crossflow Channel in a Turbine Blade on Film Cooling Performance of Diffusion Slot Holes with Various Cross Section Orientations

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Topics: Blades , Coolants , Diffusion (Physics) , Discharge coefficient , Fans , Film cooling , Flow (Dynamics) , Pressure , Rotors , Turbine blades

An Investigation of Secondary Cooling Effect on the Endwall Surface With Vane Trailing Edge Coolant Injection

Xi Yang, Wenbin He, Jiang Lei, Ding Luo, Wenbin Chen, Xusheng Hao

J. Turbomach. January 2025, 147(1): 011004. doi: https://doi.org/10.1115/1.4066147

Abstracts

View articletitled, An Investigation of Secondary Cooling Effect on the Endwall Surface With Vane Trailing Edge Coolant Injection

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Topics: Coolants , Cooling , Density , Flow (Dynamics) , Pressure

Investigation of the Discharge Coefficient for Laidback Fan-Shaped Holes on Turbine Blades Under Internal Crossflow Condition

Haoyang Liu, Qiang Du, Qingzong Xu, Hongye Li, Guangyao Xu

J. Turbomach. January 2025, 147(1): 011005. doi: https://doi.org/10.1115/1.4066145

Abstracts

View articletitled, Investigation of the Discharge Coefficient for Laidback Fan-Shaped Holes on Turbine Blades Under Internal Crossflow Condition

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Topics: Blades , Coolants , Discharge coefficient , Flow (Dynamics) , Pressure , Suction , Turbine blades , Reynolds number

Resolvent Analysis for Subsonic Compressor With Impedance Boundary Condition Casing Treatment

Dakun Sun, Jiahao Hu, Ruize Xu, Jia Li, Xu Dong, Dengke Xu, Xiaofeng Sun

J. Turbomach. January 2025, 147(1): 011006. doi: https://doi.org/10.1115/1.4066148

Abstracts

View articletitled, Resolvent Analysis for Subsonic Compressor With Impedance Boundary Condition Casing Treatment

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Topics: Boundary-value problems , Compressors , Optimization , Stall inception , Pressure , Rotors , Design , Flow (Dynamics) , Blades

Flow Mechanism Study on the Effect of Controllable Speed Casing With Different Axial Starting Points on Transonic Compressor Rotor Stability

Jiayi Zhao, Wanyang Wu, Jingjun Zhong, Lingyan Zeng

J. Turbomach. January 2025, 147(1): 011007. doi: https://doi.org/10.1115/1.4066146

Abstracts

View articletitled, Flow Mechanism Study on the Effect of Controllable Speed Casing With Different Axial Starting Points on Transonic Compressor Rotor Stability

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Topics: Compressors , Flow (Dynamics) , Leakage flows , Rotors , Stability , Wake turbulence , Blades , Shock waves , Pressure

Lessons Learned From Pandemic-Driven Remote Learning and Sustaining Best Practices in Turbomachinery Laboratory Experiences

David Reeping, Rodrigo Villalva, Kishan Bellur, Daniel Cuppoletti, Prashant Khare

J. Turbomach. January 2025, 147(1): 011008. doi: https://doi.org/10.1115/1.4066275

Abstract

View articletitled, Lessons Learned From Pandemic-Driven Remote Learning and Sustaining Best Practices in Turbomachinery Laboratory Experiences

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Topics: Pandemics , Students , Reflection , Teaching , Turbomachinery , Design

Characteristics of Deterministic and Stochastic Unsteadiness of Trailing Edge Cutback Film Cooling Flows

Xiao He, Francesco Montomoli, Vittorio Michelassi, Andrea Panizza, Leonardo Pulga

J. Turbomach. January 2025, 147(1): 011009. doi: https://doi.org/10.1115/1.4066276

Abstracts

View articletitled, Characteristics of Deterministic and Stochastic Unsteadiness of Trailing Edge Cutback Film Cooling Flows

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Topics: Anisotropy , Cooling , Film cooling , Flow (Dynamics) , Heat flux , Reynolds-averaged Navier–Stokes equations , Stress tensors , Turbulence , Vortex shedding , Kinetic energy

Study on the Influence of Volute Throat Jet on Excitation Vibration Alleviation of Radial Turbine Blade

Xiaoshun Yu, Yanzhao Li, Zhen Liu, Bo Yin, Leilei Wang

J. Turbomach. January 2025, 147(1): 011010. doi: https://doi.org/10.1115/1.4066271

Abstracts

View articletitled, Study on the Influence of Volute Throat Jet on Excitation Vibration Alleviation of Radial Turbine Blade

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Topics: Blades , Excitation , Flow (Dynamics) , Pressure , Turbine blades , Turbines , Vibration , Engineering prototypes , Stress

Aerothermal Performance of Slashface Leakage With Double Surface Angle Under Realistic Swirling Inflow

Zhiyu Li, Kaiyuan Zhang, Zhigang Li, Jun Li

J. Turbomach. January 2025, 147(1): 011011. doi: https://doi.org/10.1115/1.4066272

Abstracts

View articletitled, Aerothermal Performance of Slashface Leakage With Double Surface Angle Under Realistic Swirling Inflow

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Topics: Cascades (Fluid dynamics) , Coolants , Design , Film cooling , Flow (Dynamics) , Heat transfer , Inflow , Leakage , Pressure , Swirling flow

Optimized Casing Treatment to Improve Stall Margin Under Circumferential Pressure Distortion in a High-Speed Axial Flow Fan

Yihan Li, Juan Du, Jichao Li, Yang Liu, Dun Ba, Min Zhang, Hongwu Zhang

J. Turbomach. January 2025, 147(1): 011012. doi: https://doi.org/10.1115/1.4064695

Abstracts

View articletitled, Optimized Casing Treatment to Improve Stall Margin Under Circumferential Pressure Distortion in a High-Speed Axial Flow Fan

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Topics: Design , Inflow , Pressure , Stability , Axial flow , Blades

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Research Papers

Impact of Lean-Burn Combustor Flow on Nozzle Guide Vane Performance

The Effect of Unsteady Inlet Boundary Conditions on the Aero-Thermal Behavior of High-Pressure Turbine Vanes – A Numerical Study Using Scale-Resolving Simulations

Effects of Ribbed Crossflow Channel in a Turbine Blade on Film Cooling Performance of Diffusion Slot Holes with Various Cross Section Orientations

An Investigation of Secondary Cooling Effect on the Endwall Surface With Vane Trailing Edge Coolant Injection

Investigation of the Discharge Coefficient for Laidback Fan-Shaped Holes on Turbine Blades Under Internal Crossflow Condition

Resolvent Analysis for Subsonic Compressor With Impedance Boundary Condition Casing Treatment

Flow Mechanism Study on the Effect of Controllable Speed Casing With Different Axial Starting Points on Transonic Compressor Rotor Stability

Lessons Learned From Pandemic-Driven Remote Learning and Sustaining Best Practices in Turbomachinery Laboratory Experiences

Characteristics of Deterministic and Stochastic Unsteadiness of Trailing Edge Cutback Film Cooling Flows

Study on the Influence of Volute Throat Jet on Excitation Vibration Alleviation of Radial Turbine Blade

Aerothermal Performance of Slashface Leakage With Double Surface Angle Under Realistic Swirling Inflow

Optimized Casing Treatment to Improve Stall Margin Under Circumferential Pressure Distortion in a High-Speed Axial Flow Fan

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