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Predicting Sediment Scouring and Deposition due to Pump Storage Hydropower Operations through Flow3D-CFD

Author(s): Rezar Lleshi; Roshan Singh; Massimo Guerrero; Vittorio Di Federico

Linked Author(s): Massimo Guerrero

Keywords: No Keywords

Abstract: With the increasing dependance on renewable and infrequent energy sources, such as wind and solar energy, the need for long-term storage solutions such as Pump Storage Hydropower (PSH) is crucial in stabilizing energy supply all-year round (International Energy Agency, 2022). Sediment dynamics is a crucial factor in the lifetime assessment of powerplant operation and efficiency; sediment scouring, and deposition are significant processes that might be triggered by hydropower operations. These negatively impact the powerplant in many aspects: e.g., channels section change, reservoir siltation, hydraulic machinery erosion (J.-L. Boillat et al., 2000). Numerical models are the most common tool in judging hydropower operation and the resulting effect on intake and outlet structures in terms of hydrodynamics and sediment transport parameters.

DOI:

Year: 2026

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