Learning thermoacoustic interactions in combustors using a physics-informed neural network

S Mariappan, K Nath, GE Karniadakis - Engineering Applications of …, 2024 - Elsevier
Many gas turbine and rocket engines exhibit unwanted combustion instability at the
experimental testing phase. Instability leads to large amplitude pressure oscillations and …

A Data-Driven Based Response Reconstruction Method of Plate Structure with Conditional Generative Adversarial Network

H Zhang, C Xu, J Jiang, J Shu, L Sun, Z Zhang - Sensors, 2023 - mdpi.com
Structural-response reconstruction is of great importance to enrich monitoring data for better
understanding of the structural operation status. In this paper, a data-driven based structural …

Latent space-based machine learning prediction of coupled flame-flow fields in a hydrogen-enriched syngas combustor

Y Yang, J Zhang, ZX Chen, Y Guan, Q An - International Journal of …, 2024 - Elsevier
In this study, we propose an innovative latent space-based machine learning model to
predict coupled flame-flow fields across various combustion states. This model consists of …

Predicting bifurcation and amplitude death characteristics of thermoacoustic instabilities from PINNs-derived van der Pol oscillators

M Xie, X Zhao, D Zhao, J Fu, C Shelton… - Journal of Fluid …, 2024 - cambridge.org
Self-sustained thermoacoustic oscillations as observed in low-emission combustion-
involved gas turbines and aero-engines involve complicated thermal fluid–acoustics …

Early detection of Hopf bifurcation in a solid rocket motor via transfer learning

G Xu, B Wang, Y Guan, Z Wang, P Liu - Physics of Fluids, 2023 - pubs.aip.org
Hopf bifurcation, a prevalent phenomenon in solid rocket motors (SRMs), signifies a critical
transition from a fixed point to a limit cycle. The detection of early warning signals (EWSs) for …

Swin Transformer based fluid classification using Gram angle field-converted well logging data: A novel approach

Y Sun, J Zhang, Y Zhang - Physics of Fluids, 2024 - pubs.aip.org
Fluid prediction is important in exploration work, helping to determine the location of
exploration targets and the reserve potential of the estimated area. Machine learning …

A Dual-Path neural network model to construct the flame nonlinear thermoacoustic response in the time domain

J Wu, T Wang, J Nan, L Yang, J Li - arXiv preprint arXiv:2409.05885, 2024 - arxiv.org
Traditional numerical simulation methods require substantial computational resources to
accurately determine the complete nonlinear thermoacoustic response of flames to various …

[PDF][PDF] Deep Learning Prediction and Experimental Valida-tion of Nonlinear Acoustic-Driven Flame Dynamics Using a CNN-Transformer Hybrid Model

MA Akhtardanesh, E Alipoura, M Farshchib - 2024.isav.ir
A hybrid deep learning model combining Convolutional Neural Networks (CNNs) with a
Transformer Encoder was proposed to investigate the nonlinear dynamics of a laminar …