TY - DATA T1 - Data underlying the research of Positive Displacement Reversible Pump-Turbine - Rotor-rotor gap and W/D ratio optimization PY - 2024/02/07 AU - Luiz Henrique Accorsi Gans UR - DO - 10.4121/3f5eea71-a299-48d9-a218-fdfea314fd42.v1 KW - Hydropower KW - Pumped Hydro Energy Storage KW - Design optimization KW - Lobe pump N2 -

CFD simulations for optimizing efficiency in a reversible lobe pump-turbine. The goal is to verify the feasibility of such machine in low-head pumped hydro energy storage applications. It is part of the EU 2020 Horizon 2020 project : ALPHEUS. Based on a gap identified after a literature review, two design parameters were studied to check for optimized values for efficiency on such machines: 1 ) Rotor-rotor gap and 2) Channel Width - Rotor Diameter ratio. Parametric design optimization was studied through 2.5D CFD simulations with ANSYS CFX and TwinMesh software.

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