[HTML][HTML] Flashback of H2-enriched premixed flames in perforated burners: Numerical prediction of critical velocity

F Fruzza, R Lamioni, L Tognotti, C Galletti - International Journal of …, 2023 - Elsevier
Hydrogen has been identified as a potential tool for decarbonizing various industrial sectors
by replacing natural gas while maintaining the combustion-based conversion system …

Using methane hydrate to intensify the combustion of low-rank coal fuels

PS Nagibin, K Vinogrodskiy, NE Shlegel, PA Strizhak - Energy, 2024 - Elsevier
Coal mining and processing waste amounts to hundreds of millions of tons annually. Piles of
coal refuse pollutes the air with dust and has a risk of self-ignition. However, it can be put to …

[HTML][HTML] Flashback propensity due to hydrogen blending in natural gas: Sensitivity to operating and geometrical parameters

F Fruzza, R Lamioni, A Mariotti, MV Salvetti, C Galletti - Fuel, 2024 - Elsevier
Hydrogen has emerged as a promising option for promoting decarbonization in various
sectors by serving as a replacement for natural gas while retaining the combustion-based …

A novel Swiss-roll counterflow micro-combustor: Experimental investigation of flame dynamic characteristics by spectroscopy and RGB image processing methods

SS Sadeghi, S Tabejamaat, A Ghahremani, SN Asl - Energy, 2024 - Elsevier
In this study, a novel Swiss roll counterflow micro-combustor is developed to improve flame
stability, preheating, and heat recovery. The study experimentally investigates the …

Feeding H2-admixtures to domestic condensing boilers: Numerical simulations of combustion and pollutant formation in multi-hole burners

R Lamioni, C Bronzoni, M Folli, L Tognotti, C Galletti - Applied Energy, 2022 - Elsevier
Hydrogen can be produced through electrolysis from excess wind and solar power. Then, its
injection into the natural gas network allows mitigating the challenges posed by the …

A novel swiss-roll counterflow micro-combustor: Experimental investigation of methane-oxygen flame behavior over time

SS Sadeghi, S Tabejamaat, A Ghahremani… - Applied Thermal …, 2024 - Elsevier
This study introduces a novel Swiss-roll micro-combustor design that employs a non-
premixed counterflow flame for efficient and stable micro-combustion. This design …

A novel online method incorporating computational fluid dynamics simulations and neural networks for reconstructing temperature field distributions in coal-fired …

W Xue, Z Tang, S Cao, M Lv, B Zhao, G Wang - Energy, 2024 - Elsevier
Abstract Three-dimensional (3D) reconstructions of temperature distributions can be used to
effectively design power plants and ensure production safety. Typically, 3D temperature …

A machine learning-based approach for flames classification in industrial Heavy Oil-Fire Boilers

G Ronquillo-Lomeli, AI García-Moreno - Expert Systems with Applications, 2024 - Elsevier
The burner combustion tuning is a complex problem that has been studied through flame
monitoring and characterization. It has been observed that the flame electromagnetic …

[HTML][HTML] Numerical and experimental investigation of surface-stabilized combustion in a gas-fired condensing boiler

S Erne, G Scheger, W Wiedemair - Results in Engineering, 2023 - Elsevier
Gas-fired condensing boilers are widely used in domestic heating. However, emission of
nitrogen oxides (NO x) remains a concern due to their adverse environmental effects …

Quantitative measurement of the stability of a pulverized coal fired flame through digital image processing and statistical analysis

W Xu, Y Yan, X Huang, Y Hu - Measurement, 2023 - Elsevier
The stability of pulverized coal flames is a well-known problem in the power industry.
Unstable flames often lead to lower combustion efficiency, higher pollutant emissions, and …