From: A theoretical model for capacitance measurement of liquid films in an annular flow
Parameter | Values used |
---|---|
r t (tool radius) | 21 mm |
r p (electrode radial position) | 65 mm, 68 mm, 72 mm |
r l (gas-liquid boundary radius) | 74–76 mm in steps of 0.2 mm |
r c (casing radius) | 76 mm |
V 0 | 1 V |
ε g | 1 |
ε L | 2.2 (oil), 89 (water), >100 (salt water) |
L (length of electrode along z-axis) | 20 cm |