Definition(s)
Underflow (Centrifugal Separator)
Discharge stream from a centrifugal separator that contains a higher percentage of solids than does the feed.
Source: API RP 13C, Recommended Practice on Drilling Fluids Processing Systems Evaluation, Upstream Segment, Fourth Edition, December 2010. Global Standards
Underflow (Screen Separator)
Discharge stream from a screen separator that contains a lower percentage of solids than does the feed.
Source: API RP 13C, Recommended Practice on Drilling Fluids Processing Systems Evaluation, Upstream Segment, Fourth Edition, December 2010. Global Standards