Mine Ventilation
- Characteristics and composition of mine air
Introduction of gas types in mine air
Mine air composition
- Mine air gases and dust
Toxic and flammable gases in mine air
- Basic laws of gases
Theory of gases
Laws of fluids
- Pressure, flow intensity and velocity
Air pressure drop
Air flow intensity
Air velocity
- Energy loss in mine air
Continuity law
Bernoulli relationship and related calculations
- Types of ventilation network
Serial networks
Parallel networks
- Types of ventilation network
Diagonal networks
Composite networks
- Mechanical ventilation (how to choose and calculate fan types)
Introduction of fan types
Calculations related to fans
- Pressure gradient for fan systems
Fan characteristic curve
pressure gradient
- Natural ventilation
Theory of natural ventilation
Changing density calculations in different seasons
- Air control and regulation in the mine
Mine air control criteria
Adjusting the ventilation network
- Air control and regulation in the mine
Adjusting the ventilation network
Calculating the resistance of regulator doors
- Air leak
Theory and relationships of air leakage in mining
- Secondary or auxiliary ventilation
Secondary ventilation
Calculations related to the booster fan
- Principles of ventilation system design in underground mines
Network design criteria for mine ventilation
- Principles of ventilation system design in underground mines
Network design criteria for mine ventilation