Course Content (Syllabus)
Introduction
Introduction, main pollutant categories, sources, impacts, formation of primary and secondary particles, pollution control and techniques.
Particle dynamics
Particle dynamics, sizes, equivalent diameter stokes, aerodynamic, mobility. Motion in a fluid under different Kn numbers, particle drag, Cunningham correction, motion under a force field (gravitational, electrostatic), terminal velocity.
Particle emission control of stationary sources
Emission control technologies: inertial collectors, centrifugal separators, electrostatic precipitators, filters, water scrubbers. Operation principles, types, industrial applications, sizes. Efficiency calculations, size and pressured drop of cyclones, bag filters and electrostatic precipitators. Calculating size and pressure drop of cyclones, bag filters, electrostatic precipitators.
Gaseous pollutants emission control of stationary sources
Absorption: Thermodynamics, Henry’s law, Raoult’s law, mass transfer rate. Absorption columns, types, technologies, characteristics, bed materials, absorbents and absorbates. Calculation of column height based on number of transfer units, minimum diameter for flooding, pressure drop.
Adsorption: Thermodynamics, Langmuire isotherms, rate of adsorption/desorption. Adsorbers, fixed bed, fluidized bed systems, adsorbent and adsorbates, adsorbing zones, calculation of size and pressure drop.
Pollution control of thermal engines
Transport and chemistry phenomena in catalytic converters. Modelling of catalytic converters and applications with commercial software. Particle filters. Catalytic particle filters. Modelling of particle filters and applications with commercial software.