Flow boiling in a downflow circulating fluidized bed evaporator
Sign Up to like & getrecommendations! Published in 2019 at "Applied Thermal Engineering"
DOI: 10.1016/j.applthermaleng.2019.04.088
Abstract: Abstract In this study, an experimental device is designed and built to investigate the heat transfer characteristics in a downflow circulating fluidized bed evaporator. The tested downer has a length of 1200 mm and a dimension… read more here.
Keywords: heat; fluidized bed; circulating fluidized; heat transfer ... See more keywords
CFD-DEM Study of the Effect of Cyclone Arrangements on the Gas-solid Flow Dynamics in the Full-loop Circulating Fluidized Bed
Sign Up to like & getrecommendations! Published in 2017 at "Chemical Engineering Science"
DOI: 10.1016/j.ces.2017.05.052
Abstract: Abstract Multiple cyclones are adopted to enlarge the capacity of circulating fluidized bed (CFB). In this work, the effect of cyclone arrangements on the gas-solid flow dynamics in the three-dimensional full-loop CFB is investigated by… read more here.
Keywords: cyclone; solid flow; gas; circulating fluidized ... See more keywords
Parametric study of hydrogen production via sorption enhanced steam methane reforming in a circulating fluidized bed riser
Sign Up to like & getrecommendations! Published in 2018 at "Chemical Engineering Science"
DOI: 10.1016/j.ces.2018.08.042
Abstract: Abstract Computational fluid dynamics was applied for sorption enhanced steam methane reforming (SESMR) operating in a circulating fluidized bed (CFB) riser. The solid mixtures consisted of Ni-based catalyst and CaO sorbent. The aim of study… read more here.
Keywords: steam methane; enhanced steam; circulating fluidized; methane reforming ... See more keywords
Comparison of solid phase closure models in Eulerian-Eulerian simulations of a circulating fluidized bed riser
Sign Up to like & getrecommendations! Published in 2019 at "Chemical Engineering Science"
DOI: 10.1016/j.ces.2018.11.031
Abstract: Abstract In this work, computational fluid dynamics with Eulerian-Eulerian modeling approach is used in the investigation of the effect of the solid phase closure models on the hydrodynamics of a circulating fluidized bed riser. The… read more here.
Keywords: fluidized bed; closure models; solid phase; closure ... See more keywords
Coarse grain 3D CFD-DEM simulation and validation with capacitance probe measurements in a circulating fluidized bed
Sign Up to like & getrecommendations! Published in 2019 at "Chemical Engineering Science"
DOI: 10.1016/j.ces.2018.11.052
Abstract: Abstract A cold flow circulating fluidized bed (CFB) reactor is simulated under three fluidization velocities with the coarse grain discrete element method (DEM) using two different polydisperse particle systems namely glass beads and slightly coarser… read more here.
Keywords: fluidized bed; model; dem; coarse grain ... See more keywords
Heat transfer analysis of 5kWth circulating fluidized bed reactor for solar gasification using concentrated Xe light radiation
Sign Up to like & getrecommendations! Published in 2018 at "Energy"
DOI: 10.1016/j.energy.2018.06.212
Abstract: Abstract A combined numerical and experimental investigation of hydrodynamics and heat transfer of internally circulating fluidized bed reactor for solar gasification of coal coke to produce syngas is reported. As the main objective of this… read more here.
Keywords: bed reactor; circulating fluidized; fluidized bed; heat transfer ... See more keywords
Oxy-combustion characteristics as a function of oxygen concentration and biomass co-firing ratio in a 0.1 MWth circulating fluidized bed combustion test-rig
Sign Up to like & getrecommendations! Published in 2020 at "Energy"
DOI: 10.1016/j.energy.2020.117020
Abstract: Abstract Oxy-combustion with a circulating fluidized bed (Oxy-CFBC) can facilitate the separation of high CO2 concentration and reduce emissions by biomass co-firing. This study investigated Oxy-CFBC characteristics such as temperature, solid hold-up, flue gas concentrations… read more here.
Keywords: biomass firing; combustion; co2; oxy combustion ... See more keywords
Simulation of a circulating fluidized bed power plant integrated with a thermal energy storage system during transient operation
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Energy Storage"
DOI: 10.1016/j.est.2021.103239
Abstract: Abstract In the current work, a transient/dynamic 1-dimensional model has been developed in the commercial software APROS for the 300 MWth circulating fluidized bed power plant of Sumitomo SHI FW. The operation of the plant… read more here.
Keywords: circulating fluidized; fluidized bed; thermal energy; energy storage ... See more keywords
NO emissions under pulverized char combustion in O2/CO2/H2O preheated by a circulating fluidized bed
Sign Up to like & getrecommendations! Published in 2019 at "Fuel"
DOI: 10.1016/j.fuel.2019.04.153
Abstract: Abstract The char combustion characteristics and NO emission characteristics of O2/CO2/H2O preheated by a circulating fluidized bed were studied; such analysis can simulate the actual wet flue gas recirculation process in the preheating combustion process.… read more here.
Keywords: co2 h2o; fluidized bed; concentration increased; concentration ... See more keywords
Performance of Fe-Ni-W exchanged zeolite for NOx reduction with NH3 in a lab-scale circulating fluidized bed
Sign Up to like & getrecommendations! Published in 2022 at "Fuel"
DOI: 10.1016/j.fuel.2021.121807
Abstract: Abstract Selective non-catalytic reduction of NOx (SNCR) with NH3 is commonly used in industrial facilities like circulating fluidized bed (CFB) furnaces. However, the strongly temperature-dependent de-NOx feature confines its applications in a specific temperature range… read more here.
Keywords: reduction; nh3; exchanged zeolite; circulating fluidized ... See more keywords
CFD modeling of gas-particles flow in a circulating fluidized G-Volution gasification reactor
Sign Up to like & getrecommendations! Published in 2018 at "International Journal of Mechanical Sciences"
DOI: 10.1016/j.ijmecsci.2018.06.006
Abstract: Abstract Numerical simulations of the cold flow of a gas–solid mixture in a G-Volution circulating dual gasification reactor are conducted by using the commercial software package ANSYS FLUENT. Isothermal non-reactive, turbulent, unsteady gas–solid flow is… read more here.
Keywords: volution; gasification reactor; gas; circulating fluidized ... See more keywords