Three-dimensional inhomogeneous temperature tomography of confined-space flame coupled with wall radiation effect by instantaneous light field

Z Niu, H Qi, B Gao, L Wei, Y Ren, M He… - International Journal of …, 2023 - Elsevier
Optical tomography has been demonstrated to be a powerful tool for the three-dimensional
(3D) measurement of the dynamic characteristics of turbulent flame. Many practical …

Enhanced framework for solving general energy equations based on metropolis-hasting Markov chain Monte Carlo

ZY Zhu, BH Gao, ZT Niu, YT Ren, MJ He… - International Journal of …, 2024 - Elsevier
Due to the widespread presence of heat and mass transfer phenomena in industrial
applications, numerous studies have been devoted to the accurate solution of energy …

Three-dimensional rapid visualization of flame temperature field via compression and noise reduction of light field imaging

ZT Niu, H Qi, JW Shi, YT Ren, MJ He, W Zhou - … Communications in Heat …, 2022 - Elsevier
Light field (LF) imaging, as an emerging temperature measurement technique, can
simultaneously capture the intensity and direction information of radiation in the combustion …

Efficient equation-solving integral equation method based on the radiation distribution factor for calculating radiative transfer in 3D anisotropic scattering medium

BH Gao, H Qi, DH Jiang, YT Ren, MJ He - Journal of Quantitative …, 2021 - Elsevier
High-directional resolution radiation intensity (RI) can provide substantial measurement
information inside the participating medium, such as the distribution of temperature and …

Implicit modular coupled heat transfer analysis for high-temperature participating media using the SVC-FMC method with superposition principle

ZY Zhu, BH Gao, ZT Niu, YT Ren, MJ He… - … Communications in Heat …, 2024 - Elsevier
Given the widespread utilization of high-temperature scenarios including combustion
chambers and heat treatment equipment, it becomes imperative to consider coupled …

Optimization of transducer array for cross-sectional velocity field reconstruction in acoustic tomography

J Zhang, H Qi, B Gao, M He, Y Ren… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
As a part of industrial process tomography, acoustic tomography (AT) is a promising method
for high-quality velocity field measurement, which is widely utilized in the monitoring of …

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 …

Superior perturbation inversion strategy based on Markov random field incorporating measurement matrix optimization in linear array photoacoustic tomography

Y Zhao, Z Niu, B Gao, M He, Y Ren, H Qi - International Journal of Heat and …, 2025 - Elsevier
Photoacoustic tomography technology, which combines the advantages of deep tissue
penetration of ultrasound imaging and high contrast of optical imaging, has emerged as a …

Rapid detection for the surface and hidden crack of solid propellant motor charge using laser arrays scanning thermography (LAsST)

X Rong, J Zhao, Z Yue, F Wang, J Liu, Y Zhang… - Infrared Physics & …, 2022 - Elsevier
Laser arrays scanning thermography (LAsST) was introduced to detect the surface and
hidden cracks of solid propellant motor charge. A series of simulated surface cracks of solid …

Nonlinear deflection tomography of inhomogeneous flame temperature and concentration based on topology evolution with prior smoothing

ZT Niu, H Qi, S Zheng, YT Ren, MJ He, F Wang… - Combustion and …, 2024 - Elsevier
Tomographic absorption spectroscopy (TAS) is a promising temperature and concentration
monitoring technology because it has fewer optical access requirements and species …