Definition(s)


Burnback

Internal burning within the flare tip. NOTE Burnback can result from air backing down the flare burner at purge or low flaring rates.

Source: API STD 521, Pressure-relieving and Depressuring Systems, Sixth Edition, January 2014. Global Standards

Source: API STD 521, Pressure-relieving and Depressuring Systems, Fifth Edition, January 2007 (Addendum May 2008). Global Standards 

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