Comprehensive DEM-CFD model and thermal uniformity optimization for biomass catalytic pyrolysis reactor
Dense particulate beds are commonly used in energy conversion and chemical synthesis
processes, while their efficiency is limited by the complex particle flow mechanism and …
processes, while their efficiency is limited by the complex particle flow mechanism and …
[HTML][HTML] Experiments and modelling of biomass pulverisation in swirling and non-swirling bluff body-stabilised turbulent annular flows
Deeper insights into particle loading have practical significance in applications particularly
when this affects fuel-oxidiser mixing and flame stabilisation, as occurs in pulverised fuel …
when this affects fuel-oxidiser mixing and flame stabilisation, as occurs in pulverised fuel …
Chemical and mineral composition of bottom ash from agri-food biomass produced under low combustion conditions
The study aimed at conducting a detailed analysis of apple pomace (AP), walnut shells
(WS), and sunflower husks (SH) ashes as potential raw materials for combustion at a …
(WS), and sunflower husks (SH) ashes as potential raw materials for combustion at a …
Combined parametric modelling of biomass devolatilisation process
Devolatilisation is a process of volatile components formation that takes place immediately
after the drying process and precedes combustion or gasification. The paper presents the …
after the drying process and precedes combustion or gasification. The paper presents the …
Measurement of transport properties of woody biomass feedstock particles before and after pyrolysis by numerical analysis of X-ray tomographic reconstructions
Lignocellulosic biomass has a complex, species-specific microstructure that governs heat
and mass transport during conversion processes. A quantitative understanding of the …
and mass transport during conversion processes. A quantitative understanding of the …
[HTML][HTML] The effects of Stefan flow on the flow surrounding two closely spaced particles
The aim of the work was to study the effects of neighboring particles with uniform Stefan flow
in particle–fluid flows. Particle-resolved numerical simulations were carried out for particles …
in particle–fluid flows. Particle-resolved numerical simulations were carried out for particles …
Combustion characteristics of micron-size hydrochar particles
In comparison with biomass and coal, hydrochar has relatively smaller amounts of volatile
matter, ash, and moisture, which makes hydrochar an attractive energy source. In the …
matter, ash, and moisture, which makes hydrochar an attractive energy source. In the …
[HTML][HTML] Combustion of single walnut shell particles in a laminar flow reactor under oxy-fuel conditions: Optical measurements and particle sampling
D Tarlinski, E Freisewinkel, T Eisenbach, R Span… - Fuel, 2024 - Elsevier
Despite the extensive literature on single-particle biomass combustion measurement, there
is a significant gap between the abundance of conducted experimental investigations and …
is a significant gap between the abundance of conducted experimental investigations and …
[HTML][HTML] On the inaccuracies of point-particle approach for char conversion modeling
Char conversion is a complex phenomenon that involves not only heterogeneous reactions
but also external and internal heat and mass transfer. Reactor-scale simulations often use a …
but also external and internal heat and mass transfer. Reactor-scale simulations often use a …
Investigation of the Coupling Schemes between the Discrete and the Continuous Phase in the Numerical Simulation of a 60 kWth Swirling Pulverised Solid Fuel …
Detailed numerical analyses of pulverised solid fuel flames are computationally expensive
due to the intricate interplay between chemical reactions, turbulent multiphase flow, and …
due to the intricate interplay between chemical reactions, turbulent multiphase flow, and …