A measure of relative media density \rho change under a unit pressure p variation:
(1) | c = \frac{1}{\rho} \left( \frac{\partial \rho}{\partial p} \right)_T = - \frac{1}{V} \left( \frac{\partial V}{\partial p} \right)_T |
Symbol | Dimension | SI units | Oil metric units | Oil field units |
---|---|---|---|---|
c | M-1 L1 T2 | Pa-1 | kPa-1 | psi-1 |
Alternative form:
(2) | c = - \frac{1}{V} \left( \frac{\partial V}{\partial p} \right)_T |
See also
[Single-phase fluid compressibility] [Multi-phase fluid compressibility] [Pore compressibility] [Total compressibility]