Definition(s)
Dilution Factor
Ratio of the actual volume of clean drilling fluid required to maintain a targeted drilled solids concentration to the volume of drilling fluid required to maintain the same drilled solids fraction over the same specified interval of footage with no drilled-solids removal system.
Source: API RP 13C, Recommended Practice on Drilling Fluids Processing Systems Evaluation, Upstream Segment, Fourth Edition, December 2010. Global Standards