PEES9AC

Combustion


 

Duration : 21 hours

ECTS Credits : 2

Semester : S9

Person(s) in charge :

Hervé Combeau, Professor, herve.combeau@univ-lorraine.fr

 

Keywords :

combustion, flame, aerothermochemistry

Prerequisites : 

Transport Phenomena, Fluid Mechanics, Thermodynamics

Objective :

Get the basics of combustion

Program and contents :

Introduction, presentation of the phenomena
• Combustion thermodynamics:
First principle in an open system with a chemical reaction, study of thermal combustion
(PCI, PCS, combustible power, fumigant power, flame temperature)
Ostwald diagram
• Chemical kinetics applied to combustion
• Transport phenomena:
Aero-thermo-chemical balance equations
Simplified calculation of a laminar diffusion flame
Turbulent transport
Propagation of a flame, inflammation temperature, flammability limit, deflagration
speed, flame stability.
• Application to furnaces

Abilities :

Levels

Description and operational vocabulary

Know 

the products of a combustion reaction, the effects of a reaction kinetics, the different types of flame, the transport phenomena involved in a combustion 

Understand

the propagation and the shape of a flame, the methods of NOx reduction, the adjustment of a flame

Apply 

choose a fuel and size a combustion room

Analyse

the model that fits a real problem and at least find the orders of magnitude of the phenomena involved

Summarise

be able to suggest innovative solutions about issues such as reducing energy consumption as far as combustion is concerned

Assess


 

Evaluations :

  • Written test
  • Continuous Control
  • Oral Report
  • Project
  • Written report