Conjugate Heat Transfer in High-Speed External Flows: A Review

MT Lewis, JP Hickey - Journal of Thermophysics and Heat Transfer, 2023 - arc.aiaa.org
THERMAL management systems are an important consideration in modern aerospace
engineering. Managing the maximum heat load at the fluid–solid interface is necessary in …

Statistical evaluation of stability margin of a multi-stage compressor with geometric variability using adaptive polynomial chaos-Kriging model

Z Guo, W Chu, H Zhang, C Liang, D Meng - Physics of Fluids, 2023 - pubs.aip.org
Compressed air energy storage systems must promptly adapt to power network demand
fluctuations, necessitating a high surge margin in the compression system to ensure safety. It …

Quantitative risk assessment of a high power density small modular reactor (SMR) core using uncertainty and sensitivity analyses

D Kumar, SB Alam, T Ridwan, CS Goodwin - Energy, 2021 - Elsevier
The use of uncertainty quantification and machine learning platforms in ensuring the
robustness of small modular reactor (or popularly known as SMR) core design is rare. Most …

[HTML][HTML] Efficient uncertainty quantification and management in the early stage design of composite applications

D Kumar, Y Koutsawa, G Rauchs, M Marchi… - Composite …, 2020 - Elsevier
One of the key enablers of valued early decision-making in composite material designs is
the ability to account for different aspects/scale of uncertainties within models and design …

Robust optimization of the NASA C3X gas turbine vane under uncertain operational conditions

MS Karimi, M Raisee, S Salehi, P Hendrick… - International Journal of …, 2021 - Elsevier
The aim of the current paper is the robust optimization of an internally cooled gas turbine
vane by increasing the cooling performance and decreasing the sensitivity of the …

Efficient uncertainty quantification of stochastic heat transfer problems by combination of proper orthogonal decomposition and sparse polynomial chaos expansion

A Mohammadi, M Raisee - International Journal of Heat and Mass Transfer, 2019 - Elsevier
To increase the contribution and reliability of computational fluid dynamics efforts in design
process of industrial equipments, it is necessary to quantify the effects of uncertainties on the …

High-dimensional uncertainty quantification of high-pressure turbine vane based on multifidelity deep neural networks

Z Li, F Montomoli, N Casari… - Journal of …, 2023 - asmedigitalcollection.asme.org
In this work, a new multifidelity (MF) uncertainty quantification (UQ) framework is presented
and applied to the LS89 nozzle modified by fouling. Geometrical uncertainties significantly …

Effects of operational and geometrical uncertainties on heat transfer and pressure drop of ribbed passages

A Mohammadi, M Raisee - Applied Thermal Engineering, 2017 - Elsevier
In this paper uncertainty quantification of turbulent flow and heat transfer through ribbed
channels of gas turbine blades is presented and discussed. The uncertainty quantification …

Uncertainty quantification of leakages in a multistage simulation and comparison with experiments

C Maria Mazzoni, R Ahlfeld… - Journal of Fluids …, 2018 - asmedigitalcollection.asme.org
This paper presents a numerical study of the impact of tip gap uncertainties in a multistage
turbine. It is well known that the rotor gap can change the gas turbine efficiency, but the …

A single formulation for uncertainty propagation in turbomachinery: SAMBA PC

R Ahlfeld, F Montomoli - Journal of Turbomachinery, 2017 - asmedigitalcollection.asme.org
This work newly proposes an uncertainty quantification (UQ) method named sparse
approximation of moment-based arbitrary polynomial chaos (SAMBA PC) that offers a single …