The database contains the main research data related to project "Häviömekanismit ylikriittisten fluidien paisunnassa/ Loss generation mechanisms in expanding fluids at supercritical conditions" funded by Academy of Finland (2019-2022, Grant number 323248). The research data is stored in the following folders: Transcritical ORC turbines Transcritical CO2 cycle Supersonic_Nozzles SCO2_radial_turbine_design SCO2_radial_turbine_CFD The data in folder Transcritical ORC turbines contain research data related to publication: "Uusitalo, A. and Zocca, M. Design and numerical analysis of supersonic radial-inflow turbines for transcritical ORC processes, Energy Conversion and Management, 2023". The data includes the turbine design results (file formats.csv and .txt) and files of computational fluid dynamic analysis with Ansys CFX software (file formats.def and .res). The data in folder Transcritical CO2 cycle contain research data related to publication: "Uusitalo, A. and Turunen-Saaresti, T. (2021). Combined thermodynamic and turbine design analysis of transcritical CO2 cycle for waste heat recovery. In Proceedings of the 6th International Seminar on ORC Power Systems.". The data includes cycle and the turbine results (file formats.csv and .txt). The data in folder Supesonic_Nozzles contain research data related to publication: "Uuusitalo, A., Zocca, M., Turunen-Saaresti, T., and Grönman, A. (2021). Analysis on gas dynamic effects and design of supersonic ORC stator nozzles for transcritical expansions. Energy Conversion and Management, 247, 114703.". The data includes nozzle analysis and design results (file formats .pdf .csv and .txt) The data in folder SCO2_radial_turbine_design contain research data related to publication: "Uusitalo, A., Turunen-Saaresti, T., & Grönman, A. (2021). Design and loss analysis of radial turbines for supercritical CO2 Brayton cycles. Energy, 230, 120878." and radial inflow turbine design data related to publication "Grönman, A., & Uusitalo, A. (2022). Analysis of radial-outflow turbine design for supercritical CO2 and comparison to radial-inflow turbines. Energy Conversion and Management, 252, 115089." The data includes radial inflow turbine design and analysis results (file formats .csv and .txt). The data in folder SCO2_radial_turbine_CFD contain research data related to publication: "Uusitalo, A., & Grönman, A. (2021). Analysis of radial inflow turbine losses operating with supercritical carbon dioxide. Energies, 14(12), 3561." The data includes radial inflow turbine design results (file formats .csv and .txt) and computational fluid dynamic results with Ansys CFX software (file format .res). Other research data related to the project can be made available on request by contacting antti.uusitalo@lut.fi

2023