Flow characteristics of preliminary shutdown and startup sequences for a model counter-rotating pump-turbine

J Fahlbeck, H Nilsson, S Salehi - Energies, 2021 - mdpi.com
Pumped Hydropower Storage (PHS) is the maturest and most economically viable
technology for storing energy and regulating the electrical grid on a large scale. Due to the …

Anatomically realistic computational model of flow and mixing in the human duodenum

N Palmada, JE Cater, LK Cheng, V Suresh - Physics of Fluids, 2023 - pubs.aip.org
The small intestine is the primary site of enzymatic digestion and nutrient absorption in
humans. Intestinal contractions facilitate digesta transport, mixing, and contact with the …

A head loss pressure boundary condition for hydraulic systems

J Fahlbeck, H Nilsson, S Salehi - OpenFOAM® …, 2022 - journal.openfoam.com.crheo …
Despite the increase in computational power of HPC clusters, it is in most cases not possible
to include the entire hydraulic system when doing detailed numerical studies of the flow in …

[PDF][PDF] NUMERICAL SIMULATIONS OF COUNTER-ROTATING PUMP-TURBINE WITH A NEW HEAD-LOSS PRESSURE BOUNDARY

J Fahlbeck, H Nilsson, S Salehi - research.chalmers.se
With an increasing amount of energy from renewable sources, such as wind and solar, the
need of complementary controllable energy sources increases. Hydropower plays a key role …