Robust optimization of a marine current turbine using a novel robustness criterion

MS Karimi, R Mohammadi, M Raisee… - Energy Conversion and …, 2023 - Elsevier
The present paper aims to establish a systematic robust optimization framework for the
hydrodynamic performance of marine current turbines against uncertain conditions. To this …

Sensitivity analysis of turbine stage aerothermal characteristics and blade cooling performance considering combustor swirl and hot spot

T Sun, B Bai, Z Li, J Li - Applied Thermal Engineering, 2024 - Elsevier
This paper investigates the global sensitivity of high-pressure-turbine (HPT) first stage
cascades aerothermal characteristics and blade cooling performance under the influence of …

On the mechanisms of pressure drop and viscous losses in hydrofoil tip-clearance flows

W Chen, Q Xiang, Y Li, Z Liu - Energy, 2023 - Elsevier
Local pressure drop and viscous losses due to the tip-clearance flow are key factors in the
performance degradation of axial-flow hydraulic machinery. To deepen insight into the …

Probabilistic CFD analysis on the flow field and performance of the FDA centrifugal blood pump

R Mohammadi, MS Karimi, M Raisee… - Applied Mathematical …, 2022 - Elsevier
The present study is set out to systematically investigate the combined impact of operational,
geometrical, and model uncertainties on the hemodynamics and performance …

Effect of uncertain operating conditions on the aerodynamic performance of high-pressure axial turbomachinery blades

K Wang, F Chen, J Yu, Y Song, G Ghorbaniasl - Energy, 2023 - Elsevier
The objective existence of uncertain operating conditions can cause significant variations in
the aerodynamic performance of turbomachinery. This study presents a comprehensive …

A method for quantitatively depicting the influence of vortices on the pressure forces acting on a hydrofoil in cavitating flow with tip clearance

X Huang, G Jin, X Liu, Q Guo, K Yu - International Journal of Multiphase …, 2024 - Elsevier
In this paper, the force decomposition method (FDM) is proposed for decomposing the
pressure forces acting on the immersed body. The major improvement in FDM is the …

Stochastic simulation of the FDA centrifugal blood pump benchmark

MS Karimi, P Razzaghi, M Raisee, P Hendrick… - … and Modeling in …, 2021 - Springer
In the present study, the effect of physical and operational uncertainties on the
hydrodynamic and hemocompatibility characteristics of a centrifugal blood pump designed …

Neural vortex method: from finite lagrangian particles to infinite dimensional eulerian dynamics

S Xiong, X He, Y Tong, Y Deng, B Zhu - Computers & Fluids, 2023 - Elsevier
In fluid analysis, there has been a long-standing problem: lacking a rigorous mathematical
tool to map from a continuous flow field to finite discrete particles, hurdling the Lagrangian …

Uncertainty quantification on the cooling performance of a transonic turbine vane with upstream endwall misalignment

M Hao, B Bai, Y Li, Z Li, J Li - Journal of …, 2022 - asmedigitalcollection.asme.org
With increasing aerodynamic and thermal loads, film cooling has been a popular technology
integrated into the design of the modern gas turbine vane endwall, especially for the first …

Uncertainty Analysis of Laser Drilling Imperfection and Impacts on the Cooling Performance of a Transonic Turbine Vane

M Hao, B Bai, J Zhang, Z Li, J Li - Journal of …, 2025 - asmedigitalcollection.asme.org
To ensure the durability and reliability of gas turbine, film cooling has been integrated into
the design of the modern gas turbine vane endwall, especially for the first-stage vane …