Flashback
A flashback occurs when a flame travels back into a gas or fuel system and spreads in the opposite direction to the intended flow. This can happen due to improper handling of gas burners or welding equipment and poses a significant danger to equipment and personnel.
Causes of Flashback
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Clogged burner nozzles: Reduced gas flow increases the risk of flashback.
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Faulty equipment: Defective or damaged components promote flashback.
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Air and gas mixture: An incorrect gas-air mixture can accelerate flame propagation.
Consequences of Flashback
A flashback can cause severe property damage and increase the risk of explosions. There is also a great danger to the health of operators due to uncontrolled flame spread.
Prevention and Safety
Regular maintenance of equipment, proper handling, and the use of flashback arrestors on gas lines can prevent flashbacks. Compliance with safety regulations is essential to avoid such incidents.