0000000000480722

AUTHOR

Stefano Brandani

showing 2 related works from this author

Modeling of Magnetic-Field-Assisted Fluidization: Model Development and CFD Simulation of Magnetically Stabilized Fluidized Beds

2014

Magnetic-field-assisted fluidization is starting to be considered as a viable alternative to standard fluidized beds for those operations (such as particle separations, filtration, adsorption) in which the solid phase can be made of magnetic particles or, alternatively, the fluidizing agent is a ferro-fluid; thus the fluid bed responds to the action of magnetic fields, and stabilized fluidization regimes can be generated. One of the major difficulties to be tackled is the development of a predictive model capable of estimating the stabilized-to-bubbling transition velocity for a given magnetic field or, on the other hand, the magnetic field intensity required to stabilize the bed to a quies…

Materials scienceGeneral Chemical EngineeringComputational fluid dynamicslaw.inventionPhysics::Fluid DynamicsFLUIDIZATIONlawlcsh:Technology (General)Fluid dynamicsmagneto-fluidizationlcsh:Nuclear and particle physics. Atomic energy. RadioactivityGeneral Materials ScienceFluidizationcfdFiltrationbusiness.industrymathematical modelingGeneral EngineeringGeneral ChemistryMechanicsmsfbMagnetic fieldFluidized bedlcsh:T1-995lcsh:QC770-798Magnetic nanoparticlesParticlegas fluidizationbusiness
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Novel solutions for closed-loop Reverse Electrodialysis: thermodynamic characterisation and perspective analysis

2019

Abstract Closed-loop Reverse Electrodialysis is a novel technology to directly convert low-grade heat into electricity. It consists of a reverse electrodialysis (RED) unit where electricity is produced exploiting the salinity gradient between two salt-water solutions, coupled with a regeneration unit where waste-heat is used to treat the solutions exiting from the RED unit and restore their initial composition. One of the most important advantages of closed-loop systems compared to the open systems is the possibility to select ad-hoc salt solutions to achieve high efficiencies. Therefore, the properties of the salt solutions are essential to assess the performance of the energy generation a…

Activity coefficientMaterials science020209 energyThermodynamicschemistry.chemical_elementSalt (chemistry)02 engineering and technologyIndustrial and Manufacturing Engineering020401 chemical engineeringReversed electrodialysis0202 electrical engineering electronic engineering information engineeringOsmotic coefficient0204 chemical engineeringElectrical and Electronic EngineeringCivil and Structural Engineeringchemistry.chemical_classificationMolalityAqueous solutionMechanical EngineeringBuilding and ConstructionPollution6. Clean waterGeneral EnergyElectricity generationchemistryCaesiumClosed loop reverse electrodialysis Multi-stage evaporative regeneration unit Potassium acetate Caesium acetate Osmotic coefficient Pitzer's model.
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