Table 1 Parameters used in calculations for the planar model
From: A theoretical model for capacitance measurement of liquid films in an annular flow
Parameter | Values used |
|---|---|
h 1 (electrode to tool) | 44 mm, 47 mm, 51 mm |
h 2 (electrode to casing) | 11 mm, 8 mm, 4 mm |
h (electrode to liquid boundary) | 0–2 mm: steps of 0.2 mm |
V 0 | 1 V |
ε g | 1 |
ε L | 2.2 (oil), 89 (water), >100 (salt water) |