[HTML][HTML] Advanced modeling approaches for CFD simulations of coal combustion and gasification

C Hasse, P Debiagi, X Wen, K Hildebrandt… - Progress in Energy and …, 2021 - Elsevier
Coal is the most abundant fossil fuel and is widely used as an energy source for combustion
and gasification. Both experimental methods and computational tools are required for the …

A review of coal heating value correlations with application to coal char, tar, and other fuels

AP Richards, D Haycock, J Frandsen, TH Fletcher - Fuel, 2021 - Elsevier
Accurately measuring a fuel's heating value is one of the first steps in the classification of a
new fuel. Heating values are widely used in coal combustion research and are becoming …

Exhaust Gas Recirculation (EGR) analysis of a swirl-stabilized pulverized coal flame with focus on NOx release using FPV-LES

D Meller, L Engelmann, OT Stein, AM Kempf - Fuel, 2023 - Elsevier
Abstract Highly-resolved Large Eddy Simulations (LES) are performed to investigate the
combustion characteristics and the NO x-formation in the swirl-induced recirculation zones …

Carrier-phase DNS of pulverized coal particle ignition and volatile burning in a turbulent mixing layer

M Rieth, AM Kempf, A Kronenburg, OT Stein - Fuel, 2018 - Elsevier
Direct numerical simulations (DNS) of a three-dimensional turbulent mixing layer are
performed, where coal particles seeded in an air stream mix with hot lean combustion …

[HTML][HTML] Application of computationally inexpensive CFD model in steady-state and transient simulations of pulverized sewage sludge combustion

B Ortner, C Schmidberger, H Gerhardter… - Advanced Powder …, 2023 - Elsevier
The combustion process of pulverized fuels with high ash contents, such as sewage sludge,
is significantly impacted by the amount of slag deposition in a furnace. A CFD model based …

Numerical investigation of swirl-stabilized pulverized coal flames in air and oxy-fuel atmospheres by means of large eddy simulation coupled with tabulated chemistry

H Nicolai, X Wen, FC Miranda, D Zabrodiec… - Fuel, 2021 - Elsevier
This paper investigates a self-sustained swirl-stabilized pulverized coal combustion
chamber, specially designed to validate numerical models under atmospheric and oxy-fuel …

Large Eddy Simulation of a laboratory-scale gas-assisted pulverized coal combustion chamber under oxy-fuel atmospheres using tabulated chemistry

H Nicolai, G Kuenne, R Knappstein, H Schneider… - Fuel, 2020 - Elsevier
This paper analyses a new gas-assisted pulverized coal combustion chamber, specially
designed for the validation of numerical models under oxy-fuel atmospheres. For this …

Large eddy simulation of a novel gas-assisted coal combustion chamber

R Knappstein, G Kuenne, LG Becker, F di Mare… - Flow, Turbulence and …, 2018 - Springer
In this work a recently presented combustion chamber that is specifically designed for the
investigation of gas-assisted coal combustion and the validation of models is simulated …

Carrier-phase DNS of detailed NOx formation in early-stage pulverized coal combustion with fuel-bound nitrogen

A Shamooni, P Debiagi, B Wang, TD Luu, OT Stein… - Fuel, 2021 - Elsevier
Carrier-phase direct numerical simulation of detailed NO x formation in pulverized coal
flames (PCC) with fuel-bound nitrogen is conducted in a 3D temporally evolving mixing layer …

[HTML][HTML] Large eddy simulation of pulverized coal combustion in multi-burner system–effect of in-furnace blending method on NO emission

M Muto, H Watanabe, R Kurose - Advanced Powder Technology, 2019 - Elsevier
Large-eddy simulation (LES) is applied to a multi-burner pulverized coal combustion furnace
in which three advanced low-NO x burners, each with a coal combustion capacity of …