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Antti Uusitalo
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Proceedings Papers

Dynamic Modelling of Small Scale and High Temperature ORC System Using Simulink and CoolProp

Radheesh Dhanasegaran, Antti Uusitalo, Teemu Turunen-Saaresti
Proc. ASME. GT2020, Volume 9: Oil and Gas Applications; Organic Rankine Cycle Power Systems; Steam Turbine, V009T22A003, September 21–25, 2020
Paper No: GT2020-15314
https://doi.org/10.1115/GT2020-15314
View Paper titled, Dynamic Modelling of Small Scale and High Temperature ORC System Using Simulink and CoolProp
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Topics: Dynamic modeling, High temperature, Organic Rankine cycle, Dynamic models, Cycles, Design, Exhaust systems, Modeling, Pumps, Turbogenerators
Proceedings Papers

Effects of Mach Number and Secondary Flows on Ultra-Low Aspect Ratio Radial Outflow Turbine Cascade Aerodynamics

Aki Grönman, Jonna Tiainen, Antti Uusitalo
Proc. ASME. GT2020, Volume 2E: Turbomachinery, V02ET39A005, September 21–25, 2020
Paper No: GT2020-14146
https://doi.org/10.1115/GT2020-14146
View Paper titled, Effects of Mach Number and Secondary Flows on Ultra-Low Aspect Ratio Radial Outflow Turbine Cascade Aerodynamics
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Topics: Aerodynamics, Cascades (Fluid dynamics), Flow (Dynamics), Mach number, Outflow, Turbines, Blades, Computational methods, Computer simulation, Heat recovery
Proceedings Papers

Experimental and Analytical Analysis of Aero-Derivative Micro Gas Turbine Heat Transfer and Performance

Aki Grönman, Petri Sallinen, Juha Honkatukia, Jari Backman, Antti Uusitalo, Janne Nerg, Ahti Jaatinen-Värri
Proc. ASME. GT2019, Volume 8: Microturbines, Turbochargers, and Small Turbomachines; Steam Turbines, V008T26A001, June 17–21, 2019
Paper No: GT2019-90010
https://doi.org/10.1115/GT2019-90010
View Paper titled, Experimental and Analytical Analysis of Aero-Derivative Micro Gas Turbine Heat Transfer and Performance
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Topics: Heat transfer, Micro gas turbines, Generators, Cooling, Machinery, Design, Engines, Experimental analysis, Flow (Dynamics), Gas turbines
Proceedings Papers

Three Spool High Efficiency Small Scale Gas Turbine Concept

Matti Malkamäki, Ahti Jaatinen-Värri, Antti Uusitalo, Aki Grönman, Juha Honkatukia, Jari Backman, Toni Hartikainen
Proc. ASME. GT2017, Volume 8: Microturbines, Turbochargers and Small Turbomachines; Steam Turbines, V008T26A022, June 26–30, 2017
Paper No: GT2017-64361
https://doi.org/10.1115/GT2017-64361
View Paper titled, Three Spool High Efficiency Small Scale Gas Turbine Concept
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Topics: Gas turbines, Electrical efficiency, Piston engines, Distributed power generation, Energy generation, Heat, Turbines, Compressors, Construction, Design
Proceedings Papers

Design of a 400 kW Gas Turbine Prototype

Ahti Jaatinen-Värri, Janne Nerg, Antti Uusitalo, Behnam Ghalamchi, Nikita Uzhegov, Alexander Smirnov, Eerik Sikanen, Aki Grönman, Jari Backman, Matti Malkamäki
Proc. ASME. GT2016, Volume 8: Microturbines, Turbochargers and Small Turbomachines; Steam Turbines, V008T23A007, June 13–17, 2016
Paper No: GT2016-56444
https://doi.org/10.1115/GT2016-56444
View Paper titled, Design of a 400 kW Gas Turbine Prototype
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Topics: Design, Engineering prototypes, Gas turbines, Generators, Piston engines, Bearing design, Bearings, Combustion chambers, Compressors, Design engineering
Journal Articles

Organic Rankine Cycle Power Systems: From the Concept to Current Technology, Applications, and an Outlook to the Future

Piero Colonna, Emiliano Casati, Carsten Trapp, Tiemo Mathijssen, Jaakko Larjola, Teemu Turunen-Saaresti, Antti Uusitalo
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Review Articles
J. Eng. Gas Turbines Power. October 2015, 137(10): 100801.
Paper No: GTP-14-1658
https://doi.org/10.1115/1.4029884
Published Online: October 1, 2015
View Article titled, Organic Rankine Cycle Power Systems: From the Concept to Current Technology, Applications, and an Outlook to the Future
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Topics: Fluids, Organic Rankine cycle, Power stations, Power systems (Machinery), Temperature, Turbines, Cycles, Heat recovery, Heat
Proceedings Papers

Design and Performance Measurements of a 6 kW High-Speed Micro Gas Turbine Prototype

Aki Grönman, Juha Honkatukia, Petri Sallinen, Jari Backman, Antti Uusitalo, Teemu Turunen-Saaresti, Ahti Jaatinen-Värri
Proc. ASME. GT2015, Volume 8: Microturbines, Turbochargers and Small Turbomachines; Steam Turbines, V008T23A005, June 15–19, 2015
Paper No: GT2015-42620
https://doi.org/10.1115/GT2015-42620
View Paper titled, Design and Performance Measurements of a 6 kW High-Speed Micro Gas Turbine Prototype
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Topics: Design, Engineering prototypes, Micro gas turbines, Engines, Generators, Fuel consumption, Jet engines, Aircraft, Boats, Earthquakes
Proceedings Papers

Design and Flow Analysis of a Supersonic Small Scale ORC Turbine Stator With High Molecular Complexity Working Fluid

Antti Uusitalo, Teemu Turunen-Saaresti, Alberto Guardone, Aki Grönman
Proc. ASME. GT2014, Volume 3B: Oil and Gas Applications; Organic Rankine Cycle Power Systems; Supercritical CO2 Power Cycles; Wind Energy, V03BT26A004, June 16–20, 2014
Paper No: GT2014-26204
https://doi.org/10.1115/GT2014-26204
View Paper titled, Design and Flow Analysis of a Supersonic Small Scale ORC Turbine Stator With High Molecular Complexity Working Fluid
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Topics: Design, Flow (Dynamics), Fluids, Organic Rankine cycle, Stators, Turbines, Computational fluid dynamics, Design methodology, Geometry, Heat recovery
Journal Articles

Siloxanes as Working Fluids for Mini-ORC Systems Based on High-Speed Turbogenerator Technology

Antti Uusitalo, Teemu Turunen-Saaresti, Juha Honkatukia, Piero Colonna, Jaakko Larjola
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2013, 135(4): 042305.
Paper No: GTP-12-1051
https://doi.org/10.1115/1.4023115
Published Online: March 18, 2013
View Article titled, Siloxanes as Working Fluids for Mini-ORC Systems Based on High-Speed Turbogenerator Technology
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Topics: Design, Fluids, Organic Rankine cycle, Pressure, Siloxanes, Temperature, Turbines, Turbogenerators, Flow (Dynamics), Cycles