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Journal Articles

The Hybrid Pathway to Flexible Power Turbines, Part III: Enabling Live Thermal Boundary Prediction Using Real-Time Plant Measurements and LSTM Neural Networks

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Mark Baker, Budimir Rosic
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2025, 147(10): 101017.
Paper No: GTP-25-1025
https://doi.org/10.1115/1.4068013
Published Online: April 7, 2025
View Articletitled, The Hybrid Pathway to Flexible Power Turbines, Part III: Enabling Live Thermal Boundary Prediction Using Real-Time Plant Measurements and LSTM Neural Networks
Open the PDF for The Hybrid Pathway to Flexible Power Turbines, Part III: Enabling Live Thermal Boundary Prediction Using Real-Time Plant Measurements and LSTM Neural Networks in another window
Topics: Artificial neural networks, Turbines, Temperature, Errors, Time series
Journal Articles

The Hybrid Pathway to Flexible Power Turbines: Part IV, Automated Construction of Mesh Derived Thermal Network Models for Fast Full-Machine Thermal Analysis

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Mark Baker, Budimir Rosic
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2025, 147(10): 101006.
Paper No: GTP-25-1026
https://doi.org/10.1115/1.4067992
Published Online: March 18, 2025
View Articletitled, The Hybrid Pathway to Flexible Power Turbines: Part IV, Automated Construction of Mesh Derived Thermal Network Models for Fast Full-Machine Thermal Analysis
Open the PDF for The Hybrid Pathway to Flexible Power Turbines: Part IV, Automated Construction of Mesh Derived Thermal Network Models for Fast Full-Machine Thermal Analysis in another window
Topics: Construction, Flow (Dynamics), Fluids, Geometry, Heat transfer, Machinery, Network models, Radiation (Physics), Simulation, Turbines
Proceedings Papers

Numerical Study on Effects of Different Corrugated Height and Initial Crossflow on Impingement Jet Heat Transfer

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Masayoshi Hatta, Thomas Merritt-Webster, Budimir Rosic
Proc. ASME. GT2024, Volume 8: Heat Transfer: Internal Air Systems; Heat Transfer: Internal Cooling; Industrial and Cogeneration, V008T15A003, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-121343
https://doi.org/10.1115/GT2024-121343
View Paper titled, Numerical Study on Effects of Different Corrugated Height and Initial Crossflow on Impingement Jet Heat Transfer
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Topics: Heat transfer, Cooling, Flow (Dynamics), Gas turbines, Impingement cooling, Jets, Turbines, Airfoils, Flat plates, Geometry
Proceedings Papers

The Hybrid Pathway to Flexible Power Turbines: Part D, Automated Construction of Mesh Derived Thermal Network Models for Fast Full-Machine Thermal Analysis

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Mark Baker, Budimir Rosic
Proc. ASME. GT2024, Volume 9: Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications; Steam Turbine, V009T20A018, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128918
https://doi.org/10.1115/GT2024-128918
View Paper titled, The Hybrid Pathway to Flexible Power Turbines: Part D, Automated Construction of Mesh Derived Thermal Network Models for Fast Full-Machine Thermal Analysis
Open the PDF for The Hybrid Pathway to Flexible Power Turbines: Part D, Automated Construction of Mesh Derived Thermal Network Models for Fast Full-Machine Thermal Analysis in another window
Topics: Construction, Machinery, Network models, Thermal analysis, Turbines
Proceedings Papers

The Hybrid Pathway to Flexible Power Turbines: Part C, Enabling Live Thermal Boundary Prediction Using Real-Time Plant Measurements and LSTM Neural Networks

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Mark Baker, Budimir Rosic
Proc. ASME. GT2024, Volume 9: Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications; Steam Turbine, V009T20A016, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128908
https://doi.org/10.1115/GT2024-128908
View Paper titled, The Hybrid Pathway to Flexible Power Turbines: Part C, Enabling Live Thermal Boundary Prediction Using Real-Time Plant Measurements and LSTM Neural Networks
Open the PDF for The Hybrid Pathway to Flexible Power Turbines: Part C, Enabling Live Thermal Boundary Prediction Using Real-Time Plant Measurements and LSTM Neural Networks in another window
Topics: Artificial neural networks, Turbines
Journal Articles

The Hybrid Pathway to Flexible Power Turbines, Part II: Fast Data Transfer Methods Between Varying Fidelity Simulations, to Enable Efficient Conjugate Thermal Field Prediction

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Mark Baker, Budimir Rosic
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2024, 146(3): 031021.
Paper No: GTP-23-1392
https://doi.org/10.1115/1.4063588
Published Online: December 1, 2023
View Articletitled, The Hybrid Pathway to Flexible Power Turbines, Part II: Fast Data Transfer Methods Between Varying Fidelity Simulations, to Enable Efficient Conjugate Thermal Field Prediction
Open the PDF for The Hybrid Pathway to Flexible Power Turbines, Part II: Fast Data Transfer Methods Between Varying Fidelity Simulations, to Enable Efficient Conjugate Thermal Field Prediction in another window
Topics: Geometry, Interpolation, Resolution (Optics), Simulation, Turbines, Flow (Dynamics), Stress, Density
Journal Articles

The Hybrid Pathway to Flexible Power Turbines, Part I: Novel Autoencoder Methods for the Automated Optimization of Thermal Probes and Fast Sparse Data Reconstruction, Enabling Real-Time Thermal Analysis

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Mark Baker, Budimir Rosic
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2024, 146(3): 031020.
Paper No: GTP-23-1391
https://doi.org/10.1115/1.4063581
Published Online: December 1, 2023
View Articletitled, The Hybrid Pathway to Flexible Power Turbines, Part I: Novel Autoencoder Methods for the Automated Optimization of Thermal Probes and Fast Sparse Data Reconstruction, Enabling Real-Time Thermal Analysis
Open the PDF for The Hybrid Pathway to Flexible Power Turbines, Part I: Novel Autoencoder Methods for the Automated Optimization of Thermal Probes and Fast Sparse Data Reconstruction, Enabling Real-Time Thermal Analysis in another window
Topics: Artificial neural networks, Optimization, Probes, Temperature, Turbines, Transients (Dynamics), Simulation, Heat transfer
Journal Articles

A Novel Axial Energy-Imparting Turbomachine for High-Enthalpy Gas Heating: Robustness of the Aerodynamic Design

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Nikolas Karefyllidis, Dylan Rubini, Budimir Rosic, Liping Xu, Veli-Matti Purola
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2024, 146(3): 031005.
Paper No: TURBO-23-1235
https://doi.org/10.1115/1.4063928
Published Online: November 16, 2023
View Articletitled, A Novel Axial Energy-Imparting Turbomachine for High-Enthalpy Gas Heating: Robustness of the Aerodynamic Design
Open the PDF for A Novel Axial Energy-Imparting Turbomachine for High-Enthalpy Gas Heating: Robustness of the Aerodynamic Design in another window
Topics: Design, Flow (Dynamics), Turbomachinery, Blades, Robustness, Turbochargers, Enthalpy, Rotors, High temperature, Cracking (Materials)
Proceedings Papers

A New RANS Based Reynolds Stress and Turbulent Heat Flux Treatment and Challenges in Predictions of Mixed Convection Type of Flows

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Oguzhan Murat, Budimir Rosic
Proc. ASME. GT2023, Volume 7B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V07BT14A016, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103148
https://doi.org/10.1115/GT2023-103148
View Paper titled, A New RANS Based Reynolds Stress and Turbulent Heat Flux Treatment and Challenges in Predictions of Mixed Convection Type of Flows
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Topics: Flow (Dynamics), Heat flux, Mixed convection, Reynolds stress, Reynolds-averaged Navier–Stokes equations, Turbulence
Proceedings Papers

The Hybrid Pathway to Flexible Power Turbines: Part A, Novel Autoencoder Methods for the Automated Optimization of Thermal Probes and Fast Sparse Data Reconstruction, Enabling Real-Time Thermal Analysis

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Mark Baker, Budimir Rosic
Proc. ASME. GT2023, Volume 10: Steam Turbine, V010T20A010, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102171
https://doi.org/10.1115/GT2023-102171
View Paper titled, The Hybrid Pathway to Flexible Power Turbines: Part A, Novel Autoencoder Methods for the Automated Optimization of Thermal Probes and Fast Sparse Data Reconstruction, Enabling Real-Time Thermal Analysis
Open the PDF for The Hybrid Pathway to Flexible Power Turbines: Part A, Novel Autoencoder Methods for the Automated Optimization of Thermal Probes and Fast Sparse Data Reconstruction, Enabling Real-Time Thermal Analysis in another window
Topics: Artificial neural networks, Optimization, Probes, Thermal analysis, Turbines
Proceedings Papers

The Hybrid Pathway to Flexible Power Turbines: Part B, Fast Data Transfer Methods Between Varying Fidelity Simulations, to Enable Efficient Conjugate Thermal Field Prediction

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Mark Baker, Budimir Rosic
Proc. ASME. GT2023, Volume 10: Steam Turbine, V010T20A019, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103537
https://doi.org/10.1115/GT2023-103537
View Paper titled, The Hybrid Pathway to Flexible Power Turbines: Part B, Fast Data Transfer Methods Between Varying Fidelity Simulations, to Enable Efficient Conjugate Thermal Field Prediction
Open the PDF for The Hybrid Pathway to Flexible Power Turbines: Part B, Fast Data Transfer Methods Between Varying Fidelity Simulations, to Enable Efficient Conjugate Thermal Field Prediction in another window
Topics: Simulation, Turbines
Proceedings Papers

A Novel Axial Energy-Imparting Turbomachine for High-Enthalpy Gas Heating: Robustness of the Aerodynamic Design

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Nikolas Karefyllidis, Dylan Rubini, Budimir Rosic, Liping Xu, Veli-Matti Purola
Proc. ASME. GT2023, Volume 13A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V13AT29A036, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103219
https://doi.org/10.1115/GT2023-103219
View Paper titled, A Novel Axial Energy-Imparting Turbomachine for High-Enthalpy Gas Heating: Robustness of the Aerodynamic Design
Open the PDF for A Novel Axial Energy-Imparting Turbomachine for High-Enthalpy Gas Heating: Robustness of the Aerodynamic Design in another window
Topics: Design, Enthalpy, Heating, Robustness, Turbomachinery, Turbochargers, Compressors, Blades, Carbon dioxide, Cements (Adhesives)
Proceedings Papers

Accelerating the Development of a New Turbomachinery Concept in an Environment With Limited Resources and Experimental Data: Challenges

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Dylan Rubini, Nikolas Karefyllidis, Liping Xu, Budimir Rosic, Harri Johannesdahl
Proc. ASME. GT2022, Volume 10D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Turbomachinery General Interest; Unsteady Flows in Turbomachinery, V10DT36A001, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-80698
https://doi.org/10.1115/GT2022-80698
View Paper titled, Accelerating the Development of a New Turbomachinery Concept in an Environment With Limited Resources and Experimental Data: Challenges
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Topics: Aerodynamics, Carbon, Chemical reactions, Chemistry, Computational fluid dynamics, Computer-aided engineering, Cracking (Materials), Databases, Design, Eddies (Fluid dynamics)
Journal Articles

A New Turbomachine for Clean and Sustainable Hydrocarbon Cracking

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Dylan Rubini, Liping Xu, Budimir Rosic, Harri Johannesdahl
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2022, 144(2): 021024.
Paper No: GTP-21-1526
https://doi.org/10.1115/1.4052784
Published Online: December 7, 2021
View Articletitled, A New Turbomachine for Clean and Sustainable Hydrocarbon Cracking
Open the PDF for A New Turbomachine for Clean and Sustainable Hydrocarbon Cracking in another window
Topics: Coke, Cracking (Materials), Energy transformation, Flow (Dynamics), Fracture (Process), Furnaces, Pressure, Rotors, Temperature, Turbulence
Journal Articles

Aerodynamics and Heat Transfer Inside a Gas Turbine Mid-Passage Gap

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Faisal Shaikh, Budimir Rosic
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2022, 144(4): 041010.
Paper No: TURBO-20-1314
https://doi.org/10.1115/1.4052737
Published Online: November 11, 2021
View Articletitled, Aerodynamics and Heat Transfer Inside a Gas Turbine Mid-Passage Gap
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Topics: Flow (Dynamics), Heat transfer, Pressure, Computational fluid dynamics
Journal Articles

Experimental and Numerical Study for Improved Understanding of Mixed-Convection Type of Flows in Turbine Casing Cavities During Shut-Down Regimes

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Oguzhan Murat, Budimir Rosic, Koichi Tanimoto, Ryo Egami
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2021, 143(12): 121009.
Paper No: GTP-21-1356
https://doi.org/10.1115/1.4052026
Published Online: October 4, 2021
View Articletitled, Experimental and Numerical Study for Improved Understanding of Mixed-Convection Type of Flows in Turbine Casing Cavities During Shut-Down Regimes
Open the PDF for Experimental and Numerical Study for Improved Understanding of Mixed-Convection Type of Flows in Turbine Casing Cavities During Shut-Down Regimes in another window
Topics: Cavities, Cylinders, Flow (Dynamics), Heat transfer, Mixed convection, Temperature, Turbines, Turbulence, Annulus, Plumes (Fluid dynamics)
Proceedings Papers

A New Turbomachine for Clean and Sustainable Hydrocarbon Cracking

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Dylan Rubini, Liping Xu, Budimir Rosic, Harri Johannesdahl
Proc. ASME. GT2021, Volume 2C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V02CT34A016, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-59197
https://doi.org/10.1115/GT2021-59197
View Paper titled, A New Turbomachine for Clean and Sustainable Hydrocarbon Cracking
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Topics: Cracking (Materials), Fracture (Process), Sustainability, Turbomachinery, Turbochargers, Temperature, Energy transformation, Feedstock, Heat, Rotors
Proceedings Papers

Experimental and Numerical Study for Improved Understanding of Mixed-Convection Type of Flows in Turbine Casing Cavities During Shut-Down Regimes

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Oguzhan Murat, Budimir Rosic, Koichi Tanimoto, Ryo Egami
Proc. ASME. GT2021, Volume 8: Oil and Gas Applications; Steam Turbine, V008T22A008, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-59135
https://doi.org/10.1115/GT2021-59135
View Paper titled, Experimental and Numerical Study for Improved Understanding of Mixed-Convection Type of Flows in Turbine Casing Cavities During Shut-Down Regimes
Open the PDF for Experimental and Numerical Study for Improved Understanding of Mixed-Convection Type of Flows in Turbine Casing Cavities During Shut-Down Regimes in another window
Topics: Cavities, Flow (Dynamics), Mixed convection, Turbines, Computational fluid dynamics, Engines, Natural convection, Convection, Cooling, Cross-flow
Proceedings Papers

Aerodynamics and Heat Transfer Inside a Gas Turbine Mid-Passage Gap

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Faisal Shaikh, Budimir Rosic
Proc. ASME. GT2020, Volume 7C: Heat Transfer, V07CT13A015, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14756
https://doi.org/10.1115/GT2020-14756
View Paper titled, Aerodynamics and Heat Transfer Inside a Gas Turbine Mid-Passage Gap
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Topics: Aerodynamics, Gas turbines, Heat transfer, Turbines, Blades, Computational fluid dynamics, Flow (Dynamics), Heat, Stress, Cooling
Journal Articles

Effect of the Combustor Wall on the Aerothermal Field of a Nozzle Guide Vane

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Ioanna Aslanidou, Budimir Rosic
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. May 2018, 140(5): 051010.
Paper No: TURBO-17-1134
https://doi.org/10.1115/1.4038907
Published Online: April 16, 2018
View Articletitled, Effect of the Combustor Wall on the Aerothermal Field of a Nozzle Guide Vane
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Topics: Combustion chambers, Flow (Dynamics), Heat transfer, Pressure, Suction, Wakes, Vortices, Nozzle guide vanes, Chords (Trusses)