Study on intelligent control of gas turbines for extending service life based on reinforcement learning

D Zhou, X Jia, J Hao, D Wang… - … of Engineering for …, 2021 - asmedigitalcollection.asme.org
Frequent changes in operating conditions can result in the great loss of the service life of
gas turbines that work at high speed, high pressure, and high temperature. To improve the …

Parametric analysis of variable stator vane system in gas turbines based on cosimulation of its refined model and system dynamic performance model

X Jia, D Zhou, D Huang, W Xiao, L Xu… - Advanced Theory and …, 2021 - Wiley Online Library
The variable stator vane (VSV) system is a key component of gas turbine supercharged rotor
components for anti‐surge, and its performance directly affects the working stability and …

Numerical investigation of adiabatic film cooling effectiveness through compound angle variations

S Tamang, H Kwon, J Choi, P Ligrani… - … Heat Transfer, Part A …, 2020 - Taylor & Francis
Provided are numerically predicted distributions of film cooling effectiveness for single
cylinder film holes and for single 15° forward diffused film cooling holes, with compound …

Conjugate heat transfer predictions on combined impingement and film cooling of a blade leading edge model

Z Liu, F Li, Z Zhang, Z Feng… - Heat Transfer Engineering, 2021 - Taylor & Francis
In this paper, numerical simulation is performed to predict combined impingement and film
cooling on a model of the turbine blade leading edge by the heat flow coupling method. The …

[HTML][HTML] The combined influences of hot streak and swirl on the cooling performances of C3X guide vane with or without TBCs

L Shi, H Huang, Y Lu, S Xu, C Ge - Coatings, 2021 - mdpi.com
This paper studied the combined influences of the hot streak and swirl on the cooling
performances of the NASA C3X guide vane coated with or without thermal barrier coatings …

Design, Flow Field and Heat Transfer Characterization of the Conjugate Aero-Thermal Test Facility at NETL

S Ramesh, E Robey… - … Expo: Power for …, 2020 - asmedigitalcollection.asme.org
A new aerothermal test facility was constructed for the purpose of studying film cooling
performance in an environment that accurately simulates conjugate heat transfer …

Film Cooling performance of the staggered arrangement of auxiliary holes and main holes on a flat plate

W Zhang, HR Zhu - Journal of Applied Fluid Mechanics, 2020 - jafmonline.net
The film cooling effectiveness of a staggered arrangement of small and large holes was
investigated. The small auxiliary holes were located normal to the cooled surface, whereas …

Developing a Scalar Flux Model Solely Based on Mean Flow Quantities for the Film Cooling Jet Flow

B Shi, X Li, J Ren - Turbo Expo: Power for Land, Sea …, 2022 - asmedigitalcollection.asme.org
Previous studies showed that the Reynolds-averaged Navier Stokes simulation (RANS)
which used gradient diffusion hypothesis (GDH) severely under-predicts the scalar diffusion …

Diffused-exit film cooling holes fed by an internal crossflow

JW McClintic - 2017 - repositories.lib.utexas.edu
Film cooling is an essential technology to the operation of modern gas turbine engines,
allowing for greater efficiency and part durability. Due to film cooling's complexity, laboratory …

Effect of film cooling on entropy noise generation in a stator blade row

T Bach, M Huet, R Watson, S Spence, Y Mahmoudi - AIAA Journal, 2021 - arc.aiaa.org
In this study the effect of film cooling on entropy wave attenuation and indirect entropy noise
generation was investigated in a subsonic stator blade row with a leading-edge, pressure …