ME 6766: Combustion

Offered Every Spring


Credit Hours: 3-0-3
Prerequisites: ME 6304 or AE 6765 or ME 6765
Catalog Description: Introductory chemical kinetics, deformations and deflagrations, laminar flame propagation in premixed gases, ignition and quenching, laminar diffusion flames and droplet burning, and turbulent reacting flows. Crosslisted with AE 6766.
Textbooks: Stephen R. Turns, An Introduction to Combustion: Concepts and Applications, 2nd Edition, McGraw-Hill, 1999.
Instructors: Jerry Seitzman (AE)
Goals:
  • Modeling of chemical reaction rates and development of reaction mechanisms.
  • Development of conservation equations including reaction rates and mass diffusion.
  • Propagation of laminar premixed combustion waves.
  • Physical and chemical effects on flame speed and thickness.
  • Structure of laminar diffusion flames and burning droplets.
  • Structure and propagation of premixed turbulent flames.
  • Structure and modeling of nonpremixed turbulent combustion.
Topics:
  • Combustion Overview and Review
  • Chemical Kinetics
    • Introduction to reaction kinetics
    • Reaction rates and bimolecular collision models
    • Reaction mechanisms and chain reactions
    • Partial equilibrium and steady-state approximations
    • NOx kinetics
    • H2-O2 explosions
    • Global kinetic models for hydrocarbon oxidation
    • Coupled Chemical and Thermal Analysis
      • Plug flow and well-strirred reactors
    • Conservation Equations
      • Mass transport
      • Schvab-Zeldovich formulation
    • Laminar Premixed Combustion
    • Rankine-Hugoniot analysis of detonations and deflagrations
    • Structure of plane detonations
    • Chapman-Jouget detonations Laminar flame structure
    • Laminar flame speed and flame thickness
    • Propagation limits: quenching, flammability limits, flame stabilization
    • Ignition: spark and thermal ignition
    • Laminar Nonpremixed Combustion
      • Laminar jet mixing
      • Laminar jet diffusion flames
    • Soot formation and destruction
    • Laminar counterflow diffusion flames
    • Droplet evaporation Droplet burning
    • Introduction to Turbulence
      • Characteristics of turbulent flows
    • Length and time scales
    • Reacting flow regimes
    • Premixed Turbulent Flames
    • Length and velocity ratios
    • Wrinkled and corrugated flames, flamelets in eddies
    • Turbulent flame speed
    • Modeling
    • Nonpremixed Turbulent Flames
    • Fast (equilibrium) chemistry
    • Finite rate chemistry and flamelet models
    • Jet flames


Please Direct Questions/Comments to: Dr. Jerry M. Seitzman, Assistant Professor