[HTML][HTML] Choking dynamic of highly swirled flow in variable nozzle radial turbines

A Tiseira, V Dolz, LB Inhestern… - Aerospace Science and …, 2022 - Elsevier
This paper presents the results of a computational investigation of the aerodynamic choking
mechanism in a variable geometry turbine, which is widely used in automotive …

Numerical analysis of the effects of different rotor tip gaps in a radial turbine operating at high pressure ratios reaching choked flow

J Galindo, A Tiseira, R Navarro, LB Inhestern… - Energies, 2022 - mdpi.com
To operate, radial turbines used in turbochargers require a minimum tip gap between the
rotor blades and the stationary wall casing (shroud). This gap generates leakage flow driven …

Design and numerical analysis of flow characteristics in a scaled volute and vaned nozzle of radial turbocharger turbines

AO Tiseira Izaguirre, R Navarro García, LB Inhestern… - Energies, 2020 - mdpi.com
Over the past few decades, the aerodynamic improvements of turbocharger turbines
contributed significantly to the overall efficiency augmentation and the advancements in …