Definition(s)
Critical Pressure Differential
Difference between the pressure at the valve inlet and at the vena contracta that would cause cavitation.
Source: IADC UBO / MPD Glossary, December 2011. Global Standards
Oil & Gas Drilling Glossary - IADCLexicon.org
Difference between the pressure at the valve inlet and at the vena contracta that would cause cavitation.
Source: IADC UBO / MPD Glossary, December 2011. Global Standards