Conditions of an explosions
Principals of explosion protections
Explosion containment - Design product to withstand explosion pressure.
Explosion suppression - Install extinguishing system
Explosion venting - provide artefacts to relieve pressure
Explosion isolation - prevent explosion propagation
Removing one of the element from the ignition triangle can provide explosion prevention and preclude unwanted, uncontrolled, and disastrous explosions. if one of the three elements is missing, explosion will not happen.
Oxygen is always present, (Air can not be removed)
Flammable substance is present due to type of work or industry (explosive atmosphere)
Avoid Ignition - our product does not become a potential source of ignition.
Classification of Equipment:
Group -> Category -> Zone
Groups - Area of intended use
Categories - Degree of safety
Equipment - Group I ( Mining)
Equipment - Group II ( non- Mining)