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A. M. Pradeep
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Journal Articles

Understanding the Effect of Three-Dimensional Design in Tandem Blade

Amit Kumar, Akshay Kumar, Hitesh Chhugani, Shubhali More, A. M. Pradeep
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2024, 146(3): 031002.
Paper No: TURBO-23-1222
https://doi.org/10.1115/1.4063924
Published Online: November 16, 2023
View Article titled, Understanding the Effect of Three-Dimensional Design in Tandem Blade
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Topics: Blades, Design, Pressure, Rotors, Vortices, Flow (Dynamics)
Proceedings Papers

Understanding the Effect of Three-Dimensional Design in Tandem Blade

Amit Kumar, Akshay Kumar, Hitesh Chhugani, Shubhali More, A. M. Pradeep
Proc. ASME. GT2023, Volume 13A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V13AT29A028, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102605
https://doi.org/10.1115/GT2023-102605
View Paper titled, Understanding the Effect of Three-Dimensional Design in Tandem Blade
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Topics: Blades, Design, Rotors, Boundary layers, Compressors, Flow (Dynamics), Nozzles, Pressure, Diffusion (Physics), Leakage
Proceedings Papers

Flow Dynamics of a Subsonic Axial Compressor Rotor With Leaned Tandem Blades

Amit Kumar, Jerry T. John, Akshay Kumar, Hitesh Chhugani, A. M. Pradeep
Proc. ASME. GT2022, Volume 10A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V10AT29A021, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82075
https://doi.org/10.1115/GT2022-82075
View Paper titled, Flow Dynamics of a Subsonic Axial Compressor Rotor With Leaned Tandem Blades
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Topics: Blades, Compressors, Flow (Dynamics), Leakage, Rotors, Vortices, Design, Pressure, Shapes, Diffusion (Physics)
Journal Articles

Aerodynamics of Sweep in a Tandem-Bladed Subsonic Axial Compressor Rotor

Amit Kumar, Jerry T. John, Hitesh Chhugani, Akshay Kumar, A. M. Pradeep
Journal: Journal of Fluids Engineering
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. December 2022, 144(12): 121203.
Paper No: FE-22-1171
https://doi.org/10.1115/1.4055054
Published Online: August 8, 2022
View Article titled, Aerodynamics of Sweep in a Tandem-Bladed Subsonic Axial Compressor Rotor
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Topics: Blades, Design, Flow (Dynamics), Rotors, Vortices
Journal Articles

Response of a Tandem-Staged Compressor to Circumferential Inflow Distortion

Amit Kumar, A. M. Pradeep
Journal: Journal of Fluids Engineering
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. September 2022, 144(9): 091202.
Paper No: FE-21-1434
https://doi.org/10.1115/1.4053955
Published Online: March 18, 2022
View Article titled, Response of a Tandem-Staged Compressor to Circumferential Inflow Distortion
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Topics: Flow (Dynamics), Pressure, Rotors, Stators, Design, Blades, Inflow, Compressors
Journal Articles

Effect of Differential Tip Clearance on the Performance of a Tandem Rotor

Amit Kumar, Hitesh Chhugani, Shubhali More, A. M. Pradeep
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2022, 144(8): 081007.
Paper No: TURBO-21-1125
https://doi.org/10.1115/1.4053597
Published Online: March 3, 2022
View Article titled, Effect of Differential Tip Clearance on the Performance of a Tandem Rotor
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Topics: Blades, Clearances (Engineering), Design, Flow (Dynamics), Pressure, Rotors, Vortices, Leakage, Chords (Trusses)
Proceedings Papers

Understanding the Dynamics of Critical Transitions in a Contra-Rotating Fan

Manas Madasseri Payyappalli, A. M. Pradeep
Proc. ASME. GT2021, Volume 2D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V02DT39A004, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-58937
https://doi.org/10.1115/GT2021-58937
View Paper titled, Understanding the Dynamics of Critical Transitions in a Contra-Rotating Fan
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Topics: Annulus, Design, Dynamics (Mechanics), Fans, Flow (Dynamics), Leakage, Rotors, Stress, Vortices, Waves
Proceedings Papers

Thermodynamic Analysis of Waste Heat Recovery Systems in Large Waste Heat Generating Industries

Shantanu Thada, Yash T. Rajan, A. M. Pradeep, Arunkumar Sridharan
Proc. ASME. GT2021, Volume 4: Controls, Diagnostics, and Instrumentation; Cycle Innovations; Cycle Innovations: Energy Storage; Education; Electric Power, V004T06A007, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-59194
https://doi.org/10.1115/GT2021-59194
View Paper titled, Thermodynamic Analysis of Waste Heat Recovery Systems in Large Waste Heat Generating Industries
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Topics: Cement plants, Genetic algorithms, Heat recovery, Optimization, Organic Rankine cycle, Waste heat
Proceedings Papers

Effect of Differential Tip Clearance on the Performance of a Tandem Rotor

Amit Kumar, Hitesh Chhugani, Shubhali More, A. M. Pradeep
Proc. ASME. GT2021, Volume 2A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V02AT31A023, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-59007
https://doi.org/10.1115/GT2021-59007
View Paper titled, Effect of Differential Tip Clearance on the Performance of a Tandem Rotor
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Topics: Clearances (Engineering), Rotors, Vortices, Pressure, Pressure gradient, Blades, Design, Engines, Flow (Dynamics), Leakage
Journal Articles

Windmilling Characteristics of a Contra-Rotating Fan

M. P. Manas, Arghya Karmakar, A. M. Pradeep
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2021, 143(8): 081004.
Paper No: GTP-20-1485
https://doi.org/10.1115/1.4049265
Published Online: March 31, 2021
View Article titled, Windmilling Characteristics of a Contra-Rotating Fan
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Topics: Flow (Dynamics), Rotors
Proceedings Papers

Pre-Stall Waves: Precursors to Stall Inception in a Contra-Rotating Axial Fan

Manas Madasseri Payyappalli, A. M. Pradeep
Proc. ASME. GT2020, Volume 2E: Turbomachinery, V02ET41A010, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14371
https://doi.org/10.1115/GT2020-14371
View Paper titled, Pre-Stall Waves: Precursors to Stall Inception in a Contra-Rotating Axial Fan
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Topics: Stall inception, Waves, Compressors, Design, Excitation, Fluids, Inflow, Rotors, Spectra (Spectroscopy)
Proceedings Papers

Windmilling Characteristics of a Contra-Rotating Fan

Manas Madasseri Payyappalli, Arghya Karmakar, A. M. Pradeep
Proc. ASME. GT2020, Volume 1: Aircraft Engine; Fans and Blowers, V001T01A010, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14373
https://doi.org/10.1115/GT2020-14373
View Paper titled, Windmilling Characteristics of a Contra-Rotating Fan
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Topics: Flow (Dynamics), Physics, Pressure drop, Pressure measurement, Rotors, Stall inception
Proceedings Papers

Flow Interactions in Low Bypass Ratio Multi-Spool Turbofan Engines

Vishwas Verma, Gursharanjit Singh, A. M. Pradeep
Proc. ASME. GTINDIA2019, Volume 2: Combustion, Fuels, and Emissions; Renewable Energy: Solar and Wind; Inlets and Exhausts; Emerging Technologies: Hybrid Electric Propulsion and Alternate Power Generation; GT Operation and Maintenance; Materials and Manufacturing (Including Coatings, Composites, CMCs, Additive Manufacturing); Analytics and Digital Solutions for Gas Turbines/Rotating Machinery, V002T07A003, December 5–6, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GTINDIA2019-2572
https://doi.org/10.1115/GTINDIA2019-2572
View Paper titled, Flow Interactions in Low Bypass Ratio Multi-Spool Turbofan Engines
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Topics: Compression, Compressors, Ducts, Engines, Flow (Dynamics), Turbofans, Wakes, Integrated systems, Shapes, Modeling
Proceedings Papers

Performance Evaluation of Contra-Rotating Fans Operating Under Different Speed Combinations

Navjot Joshi, Manas Madasseri Payyappalli, A. M. Pradeep
Proc. ASME. GTINDIA2019, Volume 1: Compressors, Fans, and Pumps; Turbines; Heat Transfer; Structures and Dynamics, V001T01A007, December 5–6, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GTINDIA2019-2569
https://doi.org/10.1115/GTINDIA2019-2569
View Paper titled, Performance Evaluation of Contra-Rotating Fans Operating Under Different Speed Combinations
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Topics: Blades, Chords (Trusses), Delays, Diffusion (Physics), Engineering simulation, Fans, Flow (Dynamics), Leakage, Performance evaluation, Physics
Proceedings Papers

Understanding Unsteady Flow Behaviour in a Low Aspect Ratio Contra-Rotating Axial Fan Under Radially Distorted Inflow

Manas Madasseri Payyappalli, A. M. Pradeep
Proc. ASME. GT2019, Volume 2A: Turbomachinery, V02AT45A003, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90252
https://doi.org/10.1115/GT2019-90252
View Paper titled, Understanding Unsteady Flow Behaviour in a Low Aspect Ratio Contra-Rotating Axial Fan Under Radially Distorted Inflow
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Topics: Inflow, Unsteady flow, Rotors, Flow (Dynamics), Gas turbines, Engines, Fans, Fourier series, Pressure, Pressure sensors
Proceedings Papers

Effect of Tandem Blading in Contra-Rotating Axial Flow Fans

Manas Madasseri Payyappalli, A. M. Pradeep
Proc. ASME. GT2018, Volume 2A: Turbomachinery, V02AT39A008, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75477
https://doi.org/10.1115/GT2018-75477
View Paper titled, Effect of Tandem Blading in Contra-Rotating Axial Flow Fans
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Topics: Axial flow, Blades, Design, Emissions, Fans, Flow (Dynamics), Fuel efficiency, Leakage, Physics, Pressure
Proceedings Papers

Performance Evaluation of a Tandem Rotor Under Design and Off-Design Operation

Amit Kumar, A. M. Pradeep
Proc. ASME. GT2018, Volume 2A: Turbomachinery, V02AT39A009, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75478
https://doi.org/10.1115/GT2018-75478
View Paper titled, Performance Evaluation of a Tandem Rotor Under Design and Off-Design Operation
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Topics: Design, Performance evaluation, Rotors, Diffusion (Physics), Flow (Dynamics), Blades, Compressors, Flow separation, Risk, Nozzles
Proceedings Papers

Effect of Spanwise Variation of Chord on the Performance of a Turbine Cascade

Srikanth Deshpande, A. M. Pradeep, Marcus Thern, Magnus Genrup
Proc. ASME. GT2017, Volume 2A: Turbomachinery, V02AT40A009, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-63521
https://doi.org/10.1115/GT2017-63521
View Paper titled, Effect of Spanwise Variation of Chord on the Performance of a Turbine Cascade
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Topics: Cascades (Fluid dynamics), Chords (Trusses), Turbines, Design, Manufacturing, Stators, Aerodynamics, Computer simulation, Industrial gases, Pressure
Proceedings Papers

Experimental Investigation of Stall Inception and its Propagation in a Contra Rotating Axial Fan Under Radial Inflow Distortion

Tegegn Dejene Toge, A. M. Pradeep
Proc. ASME. GT2017, Volume 2D: Turbomachinery, V02DT46A006, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-63432
https://doi.org/10.1115/GT2017-63432
View Paper titled, Experimental Investigation of Stall Inception and its Propagation in a Contra Rotating Axial Fan Under Radial Inflow Distortion
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Topics: Inflow, Stall inception, Rotors, Flow (Dynamics), Design, Pressure, Wavelet transforms, Blades, Probes, Stability
Proceedings Papers

Study of Effects of Rotor Tip Tailoring in Axial Flow Compressors

Chaitanya V. Halbe, Yashovardhan S. Chati, Jubin Tom George, A. M. Pradeep, Bhaskar Roy, Hong Yu, Peter Townsend
Proc. ASME. GT2015, Volume 2A: Turbomachinery, V02AT37A018, June 15–19, 2015
Publisher: American Society of Mechanical Engineers
Paper No: GT2015-42520
https://doi.org/10.1115/GT2015-42520
View Paper titled, Study of Effects of Rotor Tip Tailoring in Axial Flow Compressors
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Topics: Axial flow, Compressors, Rotors, Clearances (Engineering), Blades, Computational fluid dynamics, Design, Flow (Dynamics), Pressure drop, Simulation results