Multivariate ensembles-based hierarchical linkage strategy for system reliability evaluation of aeroengine cooling blades

XQ Li, LK Song, YS Choy, GC Bai - Aerospace Science and Technology, 2023 - Elsevier
To improve the computing accuracy and efficiency of system reliability evaluation for
aeroengine cooling blades, by fusing the benefits of multivariate ensembles model (ME) into …

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 …

Uncertainty quantification and aerodynamic robust optimization of turbomachinery based on graph learning methods

J Li, T Liu, G Zhu, Y Li, Y Xie - Energy, 2023 - Elsevier
The actual operation of turbomachinery is inevitably affected by multi-source uncertainties.
Such uncertainties are detrimental to the performance and reliability of energy systems …

Aerodynamic shape optimization of gas turbines: a deep learning surrogate model approach

V Esfahanian, MJ Izadi, H Bashi, M Ansari… - Structural and …, 2024 - Springer
The improvement of existing turbines requires time-consuming computations that often limit
the number of parameters that can be optimized. To address this challenge, this study uses …

Conjugate heat transfer analysis of internally cooled superalloy turbine blades with grooved channels

A Kumar, M Pathak - Physics of Fluids, 2023 - pubs.aip.org
The present work reports a conjugate heat transfer analysis of a turbine blade exposed to
high-temperature compressible gas flow and the convection cooling inside the blade. A …

[HTML][HTML] Effects of uncertainties in positioning of PIV plane on validation of CFD results of a high-head Francis turbine model

S Salehi, H Nilsson - Renewable Energy, 2022 - Elsevier
Abstract The use of Computational Fluid Dynamics (CFD) for the design of modern hydraulic
turbines has increased and matured significantly the last decades. More recently, CFD is …

Aerodynamic robustness optimization and design exploration of centrifugal compressor impeller under uncertainties

X Tang, N Gu, W Wang, Z Wang, R Peng - International Journal of Heat and …, 2021 - Elsevier
Aerodynamic robustness optimization of centrifugal compressor impeller under multiple
uncertainties is an arduous task, due to high dimension, meta modelling workload and trial …

Effect of mass flow ratios on the conjugate heat transfer of a metal turbine vane at medium temperature

X Cheng, ZR Li, HN Wan, WT Ji, YL He… - International Journal of …, 2023 - Elsevier
To investigate the effect of mass flow ratios on the conjugate heat transfer of an air-cooled
turbine vane, the surface static pressure test experiments and heat transfer experiments at …

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 …

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 …