Journal ArticleDOI
CFD simulation of air-blown coal gasification in a fluidized bed reactor with continuous feedstock
TLDR
In this paper, the particle-scale thermochemical properties of coal particles together with the effects of operating parameters are comprehensively explored by employing the reactive multiphase particle-in-cell approach in which the gas and solid motions are respectively tracked in the Eulerian and Lagrangian frameworks.About:
This article is published in Energy Conversion and Management.The article was published on 2020-06-01. It has received 25 citations till now. The article focuses on the topics: Coal & Coal gasification.read more
Citations
More filters
Journal ArticleDOI
Particle-scale evaluation of the pyrolysis process of biomass material in a reactive gas-solid spouted reactor
TL;DR: In this article, particle-scale evaluation of sand and biomass species combined with the segregation phenomenon is presented, and the results show that the axial segregation significantly affects the spatial distribution of particlescale information in three distinct regions.
Journal ArticleDOI
Progress in CFD Simulations of Fluidized Beds for Chemical and Energy Process Engineering
TL;DR: A review of the development of CFD mathematical models and how they can be applied in various fluidized-bed systems can be found in this article , where the authors highlight current research trends, identifying research gaps and opportunities for future ways, in which CFD can be used to fluidized beds for energetic and chemical processes.
Journal ArticleDOI
Eulerian-Lagrangian simulation study of the gas-solid reacting flow in a bubbling fluidized coal gasifier
TL;DR: In this paper, a reactive multiphase particle-in-cell approach was developed to explore the air-blown coal gasification in a bubbling fluidized bed reactor, and the model was validated by comparing the predicted bed hydrodynamics and product yields with experimental data.
Journal ArticleDOI
Multi-Scale Modeling of Plastic Waste Gasification: Opportunities and Challenges
TL;DR: In this paper , the authors show that the thermophysical properties are rarely properly defined and propose a method to decently define these properties, which can improve the robust prediction of the outcome.
Journal ArticleDOI
Numerical study of the biomass pyrolysis process in a spouted bed reactor through computational fluid dynamics
TL;DR: In this paper, the physical and thermochemical properties of a lab-scale spouted bed pyrolysis system are studied by means of a reactive multiphase particle-in-cell approach in which gas and solid motions are respectively resolved under the Eulerian and Lagrangian frameworks.
References
More filters
Journal ArticleDOI
General circulation experiments with the primitive equations
TL;DR: In this article, an extended period numerical integration of a baroclinic primitive equation model has been made for the simulation and the study of the dynamics of the atmosphere's general circulation, and the solution corresponding to external gravitational propagation is filtered by requiring the vertically integrated divergence to vanish identically.
Journal ArticleDOI
A generalized method for predicting the minimum fluidization velocity
C. Y. Wen,Y. H. Yu +1 more
Journal ArticleDOI
Modeling of biomass gasification in fluidized bed
Alberto Gómez-Barea,Bo G Leckner +1 more
TL;DR: In this paper, an updated survey of published mathematical reactor models for biomass and waste gasification in bubbling and circulating fluidized bed (FB) gasifiers is presented, where semi-empirical correlations are used to simplify the fluid-dynamics.
Journal ArticleDOI
An incompressible three-dimensional multiphase particle-in-cell model for dense particle flows
TL;DR: In this paper, a three-dimensional, incompressible, multiphase particle-in-cell method for dense particle flows is presented, which solves the governing equations of the fluid phase using a continuum model and those of the particle phase using Lagrangian model.