Multi-scale modeling of plastic waste gasification: opportunities and challenges

S Madanikashani, LA Vandewalle, S De Meester… - Materials, 2022 - mdpi.com
Among the different thermo-chemical recycling routes for plastic waste valorization,
gasification is one of the most promising, converting plastic waste into syngas (H2+ CO) and …

Drag coefficients of non-spherical and irregularly shaped particles

EE Michaelides, Z Feng - Journal of Fluids …, 2023 - asmedigitalcollection.asme.org
The knowledge of simple and relatively accurate closure equations for the drag coefficients
of nonspherical particles is very important for Eulerian multiphase numerical codes that …

[图书][B] Bubbles, drops, and particles in non-Newtonian fluids

RP Chhabra, SA Patel - 2023 - taylorfrancis.com
The third edition of Bubbles, Drops, and Particles in Non-Newtonian Fluids provides
comprehensive coverage of the scientific foundations and the latest advances in particle …

Drag forces and heat transfer coefficients for spherical, cuboidal and ellipsoidal particles in cross flow at sub-critical Reynolds numbers

A Richter, PA Nikrityuk - International Journal of Heat and Mass Transfer, 2012 - Elsevier
This work is devoted to the numerical calculation of heat and fluid flow past spherical
particles and non-spherical particles of various shapes. Although numerous works have …

A new set of correlations of drag, lift and torque coefficients for non-spherical particles and large Reynolds numbers

R Ouchene, M Khalij, B Arcen, A Tanière - Powder Technology, 2016 - Elsevier
In this paper, we derive and validate new correlations for the drag, lift and pitching torque
coefficients for non-spherical particles and a large range of Reynolds numbers Re p and …

A new model for predicting drag coefficient and settling velocity of spherical and non-spherical particle in Newtonian fluid

X Song, Z Xu, G Li, Z Pang, Z Zhu - Powder Technology, 2017 - Elsevier
The settling process of particles occurs in many natural and industrial processes and the
knowledge of drag coefficient and settling velocity of spherical and non-spherical particles is …

Drag, lift and torque coefficients for ellipsoidal particles: From low to moderate particle Reynolds numbers

R Ouchene, M Khalij, A Tanière, B Arcen - Computers & Fluids, 2015 - Elsevier
An accurate prediction of the translational and rotational motion of ellipsoidal particles can
be only given if a complete set of correlations of the drag, lift and pitching torque coefficients …

CFD modelling and simulation of drill cuttings transport efficiency in annular bends: effect of particle sphericity

EI Epelle, DI Gerogiorgis - Journal of Petroleum Science and Engineering, 2018 - Elsevier
Accurate prediction of the flow behaviour of drill cuttings carried by a non-Newtonian fluid in
an annular geometry is important for the successful and efficient design, operation, and …

New correlations for heat and fluid flow past ellipsoidal and cubic particles at different angles of attack

A Richter, PA Nikrityuk - Powder technology, 2013 - Elsevier
This work considers heat and fluid flow past ellipsoidal and cubic particles at different angles
of attack. Although numerous works have investigated drag forces for spherical and non …

High fidelity adaptive Cartesian octree grid computations of the flow past a Platonic polyhedron up to a Reynolds number of 200

G Gai, A Wachs - Powder Technology, 2023 - Elsevier
We use a high fidelity non-boundary fitted Distributed Lagrange Multiplier/Fictitious Domain
method implemented on an adaptive Cartesian octree grid to investigate the unbounded …