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Keywords: supercritical CO2
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Proceedings Papers

A Design Study of an Elasto-Hydrodynamic Seal for sCO 2 Power Cycle by Using Physics Informed Neural Network

Mohammad Towhidul Islam Rimon, Mohammad Fuad Hassan, Karthik Reddy Lyathakula, Sevki Cesmeci, Hanping Xu, Jing Tang
Proc. ASME. POWER2023, ASME Power Applied R&D 2023, V001T04A005, August 6–8, 2023
Publisher: American Society of Mechanical Engineers
Paper No: POWER2023-108802
https://doi.org/10.1115/POWER2023-108802
... or are deemed to be costly. Keywords: Supercritical CO2, Elasto-Hydrodynamic (EHD), Machine Learning, Neural Networks (NNs) NOMENCLATURE sCO2 EHD PINN NNs CFD PDE Supercritical CO2 Elasto-hydrodynamic Physics-informed Neural Network Neural Networks Computational Fluid Dynamics Partial Differential Equation 1...
View Paper titled, A Design Study of an Elasto-Hydrodynamic Seal for sCO 2 Power Cycle by Using Physics Informed Neural Network
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Topics: Artificial neural networks, Design, Physics, Supercritical carbon dioxide, Thermodynamic power cycles
Proceedings Papers

Physics-Informed Deep Learning-Based Modeling of a Novel Elastohydrodynamic Seal for Supercritical CO 2 Turbomachinery

Karthik Reddy Lyathakula, Sevki Cesmeci, Matthew DeMond, Hanping Xu, Jing Tang
Proc. ASME. POWER2022, ASME 2022 Power Conference, V001T15A008, July 18–19, 2022
Publisher: American Society of Mechanical Engineers
Paper No: POWER2022-86597
https://doi.org/10.1115/POWER2022-86597
... FOR SUPERCRITICAL CO2 TURBOMACHINERY Karthik Reddy Lyathakula North Carolina State University Raleigh, USA Sevki Cesmeci* Georgia Southern University Statesboro, USA Matthew DeMond Georgia Southern University Statesboro, USA Hanping Xu Ultool, LLC Duluth, USA Jing Tang Ultool, LLC Duluth, USA ABSTRACT Supercritical...
View Paper titled, Physics-Informed Deep Learning-Based Modeling of a Novel Elastohydrodynamic Seal for Supercritical CO 2 Turbomachinery
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Topics: Artificial neural networks, Modeling, Physics, Supercritical carbon dioxide, Turbomachinery
Proceedings Papers

The Sandia National Laboratories Natural Circulation Cooler

Bobby D. Middleton, Patrick V. Brady, Serafina Lawles
Proc. ASME. POWER2021, ASME 2021 Power Conference, V001T06A002, July 20–22, 2021
Publisher: American Society of Mechanical Engineers
Paper No: POWER2021-65399
https://doi.org/10.1115/POWER2021-65399
...-phase refrigerant currently V Volumetric flow rate used with either a supercritical fluid such as supercritical CO2 Volumetric coefficient of expansion (sCO2) or a zeotropic mixture of refrigerants. In both cases, the Density heat being rejected by the water to the SNLNCC would be Dynamic...
View Paper titled, The Sandia National Laboratories Natural Circulation Cooler
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Topics: Cooling, Cooling systems, Cooling towers, Economics , Fluids, Heat, Heat exchangers, Power stations, Refrigerants, Supercritical carbon dioxide