Large eddy simulation of film cooling: A review

J Ahn - Energies, 2022 - mdpi.com
Film cooling has dramatically contributed to the performance improvement of gas turbines,
as it is a very effective cooling technique for gas turbines. Large eddy simulation (LES) …

Reliability study on the fatigue life of film cooling blades in advanced aero-engine turbines: Neglected crystal orientation uncertainty in casting

YC Zhao, HS Gao, H Cheng, YH Zhong, ZX Wen… - Aerospace Science and …, 2022 - Elsevier
The orientation uncertainty of single-crystal turbine blades is a neglected practical
engineering problem, and previous research has paid little attention to it. The work …

Effects of preferential concentration on heat transfer in particle-based solar receivers

H Pouransari, A Mani - Journal of Solar Energy …, 2017 - asmedigitalcollection.asme.org
The working principle of particle-based solar receivers is to utilize the absorptivity of a
dispersed particle phase in an otherwise optically transparent carrier fluid. In comparison to …

Uncertainty analysis and data-driven model advances for a jet-in-crossflow

J Ling, A Ruiz, G Lacaze… - Journal of …, 2017 - asmedigitalcollection.asme.org
For film cooling of combustor linings and turbine blades, it is critical to be able to accurately
model jets-in-crossflow. Current Reynolds-averaged Navier–Stokes (RANS) models often …

Effect and optimization of geometric parameters and arrangement on film cooling performance of fan-shaped holes based on generalized regression neural network

H Cheng, Z Wen, Y Zhao, Z Wu, X Ren, Z Yue - … Communications in Heat …, 2024 - Elsevier
Inadequate design of film cooling holes can significantly reduce film cooling effectiveness of
turbine blades, compromising high temperature resistance. By comparing experimental …

Multi-objective optimization of round-to-slot film cooling holes on a flat surface

Y Huang, J Zhang, C Wang - Aerospace Science and Technology, 2020 - Elsevier
This paper describes a multi-objective optimization method for round-to-slot shaped film-
holes (RTSH) using computational fluid dynamic analysis and surrogate model …

Computational analysis of conjugate heat transfer and particulate deposition on a high pressure turbine vane

W Ai, TH Fletcher - 2012 - asmedigitalcollection.asme.org
Numerical computations were conducted to simulate flash deposition experiments on gas
turbine disk samples with internal impingement and film cooling using a computational fluid …

A numerical evaluation on the effect of sister holes on film cooling effectiveness and the surrounding flow field

MJ Ely, BA Jubran - Heat and Mass Transfer, 2009 - Springer
A numerical study was performed to evaluate the effectiveness of the novel sister hole film
cooling technique. Two secondary coolant holes bound the primary coolant hole slightly …

Numerical assessment of round-to-slot film cooling performances on a turbine blade under engine representative conditions

X Zhu, J Zhang, X Tan - International Communications in Heat and Mass …, 2019 - Elsevier
Numerical simulations are carried out to address further insights into the effects of round-to-
slot film cooling holes on a multi-row film-cooled turbine blade under representative engine …

Smart sensing strip using monolithically integrated flexible flow sensor for noninvasively monitoring respiratory flow

P Jiang, S Zhao, R Zhu - Sensors, 2015 - mdpi.com
This paper presents a smart sensing strip for noninvasively monitoring respiratory flow in
real time. The monitoring system comprises a monolithically-integrated flexible hot-film flow …