Efficient two-dimensional scalar fields reconstruction of laminar flames from infrared hyperspectral measurements with a machine learning approach

T Ren, H Li, MF Modest, C Zhao - Journal of Quantitative Spectroscopy and …, 2021 - Elsevier
The latest hyperspectral measurements of combustion flames by Rhoby et al.(2014)
provided extensive spatially and spectrally resolved information of flame radiation, which …

Inverse methods in thermal radiation analysis and experiment

H Ertürk, K Daun, FHR França… - ASME Journal of …, 2023 - asmedigitalcollection.asme.org
Most thermal radiation problems are analyzed in a “forward” manner, in which the aim is to
predict the response of a system based on well-defined boundary conditions. In practice …

A machine learning based efficient and compact full-spectrum correlated k-distribution model

Y Zhou, C Wang, T Ren - Journal of Quantitative Spectroscopy and …, 2020 - Elsevier
The full-spectrum correlated-k-distribution (FSCK) look-up table previously developed by
Wang et al.(2018) provides an efficient means for accurate calculations of radiative …

Physics-trained neural network for sparse-view volumetric laser absorption imaging of species and temperature in reacting flows

C Wei, KK Schwarm, DI Pineda, R Mitchell Spearrin - Optics Express, 2021 - opg.optica.org
A deep learning method for laser absorption tomography was developed to effectively
integrate physical priors related to flow-field thermochemistry and transport. Mid-fidelity …

Chemical species tomography

H McCann, P Wright, K Daun, SJ Grauer, C Liu… - Industrial …, 2022 - Elsevier
The tomographic imaging of chemical species distributions has undergone rapid
development in the last 20 years, driven by the combination of key scientific and …

A machine learning based full-spectrum correlated k-distribution model for nonhomogeneous gas-soot mixtures

Y Zhou, C Wang, T Ren, C Zhao - Journal of Quantitative Spectroscopy and …, 2021 - Elsevier
The machine learning based full-spectrum correlated k-distribution (FSCK) model previously
developed by Zhou et al.(2020), provides a compact prediction model with good efficiency …

Machine learning-assisted soot temperature and volume fraction fields predictions in the ethylene laminar diffusion flames

T Ren, Y Zhou, Q Wang, H Liu, Z Li, C Zhao - Optics Express, 2021 - opg.optica.org
Inferring local soot temperature and volume fraction distributions from radiation emission
measurements of sooting flames may involve solving nonlinear, ill-posed and high …

[HTML][HTML] Machine learning prediction of electron density and temperature from He I line ratios

D Nishijima, S Kajita, GR Tynan - Review of Scientific Instruments, 2021 - pubs.aip.org
We propose to utilize machine learning to predict the electron density, ne, and temperature,
T e, from He I line intensity ratios. In this approach, training data consist of measured He I …

Efficient and robust CNN-LSTM prediction of flame temperature aided light field online tomography

ZT Niu, H Qi, AT Sun, YT Ren, MJ He… - Science China …, 2024 - Springer
Light field tomography, an optical combustion diagnostic technology, has recently attracted
extensive attention due to its easy implementation and non-intrusion. However, the …

Atmospheric CO2 retrieval from satellite spectral measurements by a two-step machine learning approach

Z Zhao, F Xie, T Ren, C Zhao - Journal of Quantitative Spectroscopy and …, 2022 - Elsevier
In the present study, a two-step machine learning approach is proposed and tested based
on the Greenhouse gases Observing SATllite (GOSAT) spectral measurements to efficiently …