David Pallarès

2024

Radar-based measurement of solids back-mixing in the freeboard of a circulating fluidized bed

2024

Effective lateral dispersion of momentum, heat and mass in bubbling fluidized beds

2024

Characterization of the solids crossflow in a bubbling fluidized bed

2024

Techno-economics of solids-based thermochemical energy storage systems for large scale, high-temperature applications

Bed inventory balance and stability of dual circulating fluidized bed systems

2024

Experimental Investigation and Modeling of the Impact of Random Packings on Mass Transfer in Fluidized Beds

2023

Comparison of the Transient Behaviors of Bubbling and Circulating Fluidized Bed Combustors

2023

Assessment of experimental methods for measurements of the horizontal flow of fluidized solids under bubbling conditions

Calcium looping for combined CO<inf>2</inf> capture and thermochemical energy storage

Solids separation efficiency at the outlet of a circulating fluidized bed riser

One-dimensional numerical simulation of CFB combustion: Improvement of hydrodynamic models for accurate prediction of pressure and particle size distributions

Movement behavior of char particles in a bubbling fluidized bed at high temperature – The influence of particle shape

2023

Dynamics of large-scale bubbling fluidized bed combustion plants for heat and power production

2023

Radar-based measurements of the solids flow in a circulating fluidized bed

2023

Effective drag on spheres immersed in a fluidized bed at minimum fluidization—Influence of bulk solids properties

2023

A comparative exergy-based assessment of direct air capture technologies

2023

Experimental investigation of the lateral mixing of large and light particles immersed in a fluidized bed

Three-dimensional full-loop numerical simulation of coal and sludge co-combustion in a circulating fluidized bed

2023

Dynamics and control of large-scale fluidized bed plants for renewable heat and power generation

2023

Sub-millimetre wave range-Doppler radar as a diagnostic tool for gas-solids systems - solids concentration measurements

2023

Thermochemical Energy Storage with Integrated District Heat Production—A Case Study of Swede

2023

Biogas upgrading through calcium looping: Experimental validation and study of CO<inf>2</inf> capture

2022

Achieving Adequate Circulation in Chemical Looping Combustion─Design Proposal for a 200 MW<inf>th</inf> Chemical Looping Combustion Circulating Fluidized Bed Boiler

2022

Investigation on the Performance of Volatile Distributors with Different Configurations under Different Fluidization Regimes

2022

Solids backmixing and entrainment in the splash zone of large-scale fluidized bed boilers

Dynamics of large-scale bubbling fluidized bed combustion plants for heat and power production

2022

Solids back-mixing in the transport zone of circulating fluidized bed boilers

2021

Techno-Economic Assessment of Calcium Looping for Thermochemical Energy Storage with CO2 Capture

2021

Modeling the motion of fuel particles in a fluidized bed

The gas-solid suspension drag on large particles in the transport zone of a circulating fluidized bed

2021

Rheological effects of a gas fluidized bed emulsion on falling and rising spheres

2021

Solids flow patterns in large-scale circulating fluidised bed boilers: Experimental evaluation under fluid-dynamically down-scaled conditions

Future applications of circulating fluidized-bed technology

2021

Techno-economic assessment of fluidized bed calcium looping for thermochemical energy storage with CO2 capture

2021

Dynamic Modeling of the Reactive Side in Large-Scale Fluidized Bed Boilers

Dynamic modeling of the flue gas side of large-scale circulating fluidized bed boilers

2020

Comparison of the Dynamic Behaviour between Bubbling and Circulating Fluidized Bed Combustors

2020

Modeling Axial Mixing of Fuel Particles in the Dense Region of a Fluidized Bed

A novel experimental method for determining lateral mixing of solids in fluidized beds – Quantification of the splash-zone contribution

Impacts of Bed Material Activation and Fuel Moisture Content on the Gasification Rate of Biomass Char in a Fluidized Bed

A Novel Method for Gas to Particulate Mass Transfer Measurements in Fluidized Beds

2019

Increasing gas-solids mass transfer in fluidized beds by application of confined fluidization-A feasibility study

Evaluation of the Fluid-Dynamically Down Scaled Model of a -200 MWth CFB Boiler

A Novel Method to Investigate Lateral Mixing of Solids in Bubbling Fluidized Beds

Effects of the Choice of Gas on the Hydrodynamics of Fluidized Beds

2018

Advanced biofuel production via gasification – lessons learned from 200 man-years of research activity with Chalmers’ research gasifier and the GoBiGas demonstration plant.

Upscaling Effects on Char Conversion in Dual Fluidized Bed Gasification

Bottom-bed fluid dynamics – Influence on solids entrainment

2018

Determination of the Apparent Viscosity of Dense Gas-Solids Emulsion by Magnetic Particle Tracking

Control of the solids retention time by multi-staging a fluidized bed reactor

Modelling axial mixing of char - application to the dense bottom bed in CFB boilers

Magnetic tracking of a fuel particle in a fluid-dynamically down-scaled fluidised bed

A conversion-class model for describing fuel conversion in large-scale fluidized bed units

Solids circulation in circulating fluidized beds with low riser aspect ratio and varying total solids inventory

The role of fuel mixing on char conversion in a fluidized bed

Modeling and scale analysis of gaseous fuel reactors in chemical looping combustion systems

Experimental characterization of axial fuel mixing in fluidized beds by magnetic particle tracking

Bottom-bed fluid dynamics - Influence on solids entrainment

Oxy-fuel conversion of sub-bituminous coal particles in fluidized bed and pulverized combustors

Solids circulation in circulating fluidized beds with low riser aspect ratio and varying total solids inventory

Experimental characterization of axial fuel mixing in fluidized beds by magnetic particle tracking

Measuring fuel mixing under industrial fluidized-bed conditions – A camera-probe based fuel tracking system

Oxy-fuel combustion of a single fuel particle in a fluidized bed: Char combustion characteristics, an experimental study

2016

Influence of Surrounding Conditions and Fuel Size on the Gasification Rate of Biomass Char in a Fluidized Bed

The role of fuel mixing on char conversion in a fluidized bed

Effect of CO2 on oxy-fuel combustion of coal-char particles in a fluidized bed: Modeling and comparison with the conventional mode of combustion

3-Dimensional Particle Tracking in a Fluid Dynamically Downscaled Fluidized Bed Using Magnetoresistive Sensors

Camera-probe fuel tracking under industrial fluidized-bed conditions

Time-resolved modeling of gas mixing in fluidized bed units

Influence of bulk solids cross-flow on lateral mixing of fuel in dual fluidized beds

3-dimensional magnetic particle tracking in a fluid-dynamically downscaled bubbling fluidized bed

Heat extraction from a utility-scale oxy-fuel-fired CFB boiler

Devolatilization of a single fuel particle in a fluidized bed under oxy-combustion conditions. Part A: Experimental results

Devolatilization of a single fuel particle in a fluidized bed under oxy-combustion conditions. Part B: Modeling and comparison with measurements

2015

Determination of Kinetic Parameters for the Gasification of Biomass Char Using a Bubbling Fluidised Bed Reactor

3-dimensional particle tracking in a fluid-dynamically downscaled fluidized bed using magneto resistive sensors

Heat transfer in a 4 MWth circulating fluidized bed furnace operated under oxy-fired and air-fired conditions: modeling and measurements

The crucial role of frictional stress models for simulation of bubbling fluidized beds

Magnetic tracer-particle tracking in a fluid dynamically down-scaled bubbling fluidized bed

Examination of chemical-looping combustion of gaseous fuels by 1-dimensional modeling and experiments

2014

The influence of operating conditions and fuel-feed location on fuel residence time in an indirect gasifier

Experimental quantification of lateral mixing of fuels in fluid-dynamically down-scaled bubbling fluidized beds

Heat transfer in the external heat exchanger of oxy-fuel fluidized bed boilers

Ignition behavior of single coal particle in a fluidized bed under O-2/CO2 and O-2/N-2 atmospheres: A combination of visual image and particle temperature

Experimental evaluation of lateral mixing of bulk solids in a fluid-dynamically down-scaled bubbling fluidized bed

Easurement of solids velocity and concentration in a large cold CFB model

2014

Experimental evaluation of the lateral mixing of fuel in a fluidized bed with cross-flow of solids - influence of tube banks

2014

The influence of operating conditions and fuel-feed location on fuel residence time in an indirect gasifer

2014

A 1-dimensional model of indirect biomass gasification in a dual fluidised bed system

Progress of Combustion in an Oxy-fuel Circulating Fluidized-Bed Furnace: Measurements and Modeling in a 4 MWth Boiler

A Study of Fuel Particle Movement in Fluidized Beds

Conversion of large coal particles under O2/N2 and O2/CO2 atmospheres - Experiments and modeling

Fluidized bed technologies for near-zero emission combustion and gasification

Modeling of fluidized bed combustion processes

Solids back-mixing in CFB-furnaces

Eulerian-Eulerian-Lagrangian Simulation of Fuel Mixing in Fluidized beds

2013

ANALYSIS OF LATERAL FUEL MIXING IN A FLUIDDYNAMICALLY DOWN-SCALED BUBBLING FLUIDIZED BED

Simulation of Fuel Mixing in Fluidized Beds using a Combined Tracking Technique

Analysis of lateral fuel mixing in a fluid-dynamically down-scaled bubbling fluidized bed

Carbon Monoxide Formation during Oxy-fuel-Fired Fluidized-Bed Combustion

The role of external heat exchangers in oxy-fuel circulating fluidized bed

Modeling of the heat transfer in large-scale fluidized bed furnaces

2012

Quantitative evaluation of inert solids mixing in a bubbling fluidized bed

Lateral fuel dispersion in a large-scale bubbling fluidized bed

A novel multigrid technique for lagrangian modeling of fuel mixing in fluidized beds

Assessment of Oxyfuel Circulating Fluidized Bed Boilers – Modeling and Experiments in a 5 MW Pilot Plant

Assessment of the Scale-Up and Operational Design of the Fuel Reactor in Chemical Looping Combustion

Circulating fluidized bed combustion – build-up and validation of a three-dimensional model

One-dimensional modeling of oxy-fuel fluidized bed combustion for CO2 capture

Modeling of the solids inventory in a CFB boiler

Zero-dimensional modeling of indirect fluidized bed gasification

Digital image analysis of bubble flow – influence of operational parameters

A novel multigrid approach for Lagrangian modeling of fuel mixing in fluidized beds

Voidage distribution around bubbles in a fluidized bed

Dynamical modeling of the gas phase in fluidized bed combustion - accounting for fluctuations

Novel approach to characterize fluidized bed dynamics combining particle image velocimetry and finite element method

Modeling of fuel mixing in fluidized bed combustors

2008

Fluidized bed combustion - modeling and mixing

A comprehensive model of CFB combustion

Experimental analysis of fuel mixing patterns in a fluidized bed

Modeling fuel mixing in a fluidized bed combustor

Biomas co-firing in a CFB boiler

Co-firing of coal and biomass in Circulating Fluidized Beds

Macroscopic modelling of fluid dynamics in large-scale circulating fluidized beds

Interpretation of dynamics of pressure measurements

A novel technique for particle tracking in cold 2-dimensional fluidized beds simulating fuel dispersion

Macroscopic modeling of fluid dynamics in large-scale circultaing fluidized beds

Fluid dynamic modeling of CFB units