[HTML][HTML] Screw reactors and rotary kilns in biochar production–A comparative review
K Moser, E Wopienka, C Pfeifer, M Schwarz… - Journal of Analytical and …, 2023 - Elsevier
One promising technology in the field of residue valorization is the pyrolytic conversion of
biomass to biochar. There are a lot of proven technologies for this task, with many of them …
biomass to biochar. There are a lot of proven technologies for this task, with many of them …
PTV measurement and DEM simulation of the particle motion in a flighted rotating drum
L Zhang, Z Jiang, F Weigler, F Herz, J Mellmann… - Powder Technology, 2020 - Elsevier
To investigate the particle motion in the flighted rotating drum (FRD), a laboratory drum with
four rectangular flights is horizontally arranged and filled with plastic particles in this work …
four rectangular flights is horizontally arranged and filled with plastic particles in this work …
A study of the design and arrangement of flights in a rotary drum
The performance of flighted rotary drums strongly depends on the distribution of the particles
across the drum transverse and longitudinal sections. This work aims to determine the …
across the drum transverse and longitudinal sections. This work aims to determine the …
Influence of the number of flights on the dilute phase ratio in flighted rotating drums by PTV measurements and DEM simulations
L Zhang, Z Jiang, J Mellmann, F Weigler, F Herz… - Particuology, 2021 - Elsevier
Particle distribution in the cross-section of the flighted rotating drum (FRD) is critical to the
analysis of heat and mass transfer between gas and solids. In this work, the particle tracking …
analysis of heat and mass transfer between gas and solids. In this work, the particle tracking …
Numerical evaluation of the granular mixing behavior in a flighted rotary drum through the Discrete Element Method
RR Heilbuth, GM Souza, DA Santos, RJ Brandao… - Powder Technology, 2022 - Elsevier
A systematic investigation concerning the particle mixing behavior in a flighted rotary drum
through experiments and numerical simulations using DEM was performed in this study. The …
through experiments and numerical simulations using DEM was performed in this study. The …
Experimental study of the particle motion in flighted rotating drums by means of Magnetic Particle Tracking
L Zhang, F Weigler, V Idakiev, Z Jiang, L Mörl… - Powder technology, 2018 - Elsevier
The particle motion in flighted rotating drums (FRD) is still not fully understood due to the
many influencing variables and its complexity. The method of Magnetic Particle Tracking …
many influencing variables and its complexity. The method of Magnetic Particle Tracking …
Temperature analysis in flighted rotary drums and the influence of operating parameters
J Seidenbecher, F Herz, C Meitzner, E Specht… - Chemical Engineering …, 2021 - Elsevier
Flights in rotary drums are used to improve the mixing and the heat transfer. They lift
particles out of the solid bed to shower them as curtains through the gas phase of the drum …
particles out of the solid bed to shower them as curtains through the gas phase of the drum …
A fluid dynamic study of the active phase behavior in a rotary drum with flights of two and three segments
In the rotary dryers with flights, the drying occurs mainly in the active region where the
material comes into direct contact with the air stream. The design of these flights is a …
material comes into direct contact with the air stream. The design of these flights is a …
Heat transfer of cohesive particles in a rotary drum: Effect of material properties and processing conditions
This study examines the effect of cohesive particle properties and rotary drum operating
conditions on heat transfer. Simulations were performed using the Discrete Element Method …
conditions on heat transfer. Simulations were performed using the Discrete Element Method …
Comparison between the Eulerian (CFD) and the Lagrangian (DEM) approaches in the simulation of a flighted rotary drum
SM Nascimento, RM Lima, RJ Brandão… - Computational Particle …, 2021 - Springer
The particle dynamics in a flighted rotary drum operated with different numbers of flights and
under different operating conditions was simulated by using both the Eulerian …
under different operating conditions was simulated by using both the Eulerian …