Numerical evaluation of pulverized coal swirling flames and NOx emissions in a coal-fired boiler: effects of co-and counter-swirling flames and coal injection modes

M Choi, Y Park, X Li, K Kim, Y Sung, T Hwang, G Choi - Energy, 2021 - Elsevier
A numerical evaluation was performed to investigate the effects of swirl arrangement (co-
swirling and counter-swirling flows) and coal injection mode (non-, fully-, and partially …

Experimental investigations on central vortex core in swirl spray flames using high-speed laser diagnostics

C Zhang, C Tao, H Song, X Han, L Li, X Liu, F Qi - Physics of Fluids, 2023 - pubs.aip.org
Centrally staged swirl combustion can effectively reduce NO x emission. However, the
complex combustion field is susceptible to producing large-scale coherent structures, such …

Combustion of distillery sludge mixed with coal in a drop tube furnace and emission characteristics

P Manwatkar, L Dhote, RA Pandey, A Middey, S Kumar - Energy, 2021 - Elsevier
Co-combustion of coal with distillery sludge waste (DSW) was investigated in a laboratory-
scale Drop Tube Furnace (DTF) plant. This study examined the feasibility of combustion of …

Influence of rice husk dosage on PM emissions during the co-firing of coal with refuse derived fuel

Y Jiang, L Zhuo, X Wu, Z Zhang, X Guo - Fuel, 2024 - Elsevier
A self-designed drop tube furnace (DTF) was constructed to investigate the particulate
matter (PM) emissions generated from blending 0–30 wt% refuse derived fuel (RDF) and 0 …

Ignition of a group of the woody biomass particles

SV Syrodoy, GV Kuznetsov, ZA Kostoreva… - Thermal Science and …, 2021 - Elsevier
The results of the experimental studies of the ignition of a group of the woody biomass
particles of a cubic form under conditions corresponding to the combustion chambers of the …

Experimental study on NO emission and ash deposition during oxy-fuel combustion of high-alkali coal under oxygen-staged conditions

L Zhao, R Sun, L Zhou, L Jin, D Che - Energy, 2022 - Elsevier
The oxygen-staged combustion is an effective strategy to reduce NO emission, but its effects
on ash deposition in oxy-fuel combustion of Zhundong high-alkali coal still remain unclear …

Effects of exhaust tube vortex on the in-furnace phenomena in a swirl-stabilized pulverized coal flame

M Choi, Y Park, K Deng, X Li, K Kim, Y Sung, T Hwang… - Energy, 2022 - Elsevier
This paper presents an experimental investigation of the effects of the exhaust tube vortex
(ETV) on pollutant emissions and carbon burnout performance. The novelty in this study is to …

Numerical evaluation of the effect of swirl configuration and fuel-rich environment on combustion and emission characteristics in a coal-fired boiler

M Choi, T Hwang, Y Park, X Li, J Kim, K Kim, Y Sung… - Energy, 2023 - Elsevier
A numerical evaluation using mesh and models verified by comparison with experimental
results was performed to investigate the effects of swirl configuration and fuel-rich …

[HTML][HTML] Experimental investigation of combustion characteristics of a CH4/O2 premixed flame: Effect of swirl intensity on flame structure, flame stability, and emissions

M Choi, KW Choi, HA Muhammad, YD Lee - Case Studies in Thermal …, 2024 - Elsevier
An experimental work was carried out to investigate the effects of swirl intensity on the flame
structure and emission characteristics in a swirl-stabilized premixed oxy-fuel flame for …

Decoupled combustion of alcohol extracted herb residues with blending wasted activated coke: insight into in-situ NOx emission control by pyrolysis products

W Wang, X Liu, G Zhang, X Zhu, B Shi, J Zhang, G Xu - Applied Energy, 2022 - Elsevier
By a self-established dual fluidized bed combustion apparatus, alcohol extracted herb
residues (AEHRs), as well as their derived char and on-line volatiles, were firstly directly …