Mathematical Problems in Engineering / 2014 / Article / Tab 4

Research Article

A New Method for Fracturing Wells Reservoir Evaluation in Fractured Gas Reservoir

Table 4

Fracture decision system in reservoir capacity.

Decision systemCompensated sonic
s/ft
Compensated neutron
PU
Compensated density
g/cm3
Natural gamma
API
Net pay thickness
m
Porosity %Gas saturation %Oil-gas display type

I72–7018–152.4–2.761–6631–2412–961–51 Well kick
II70–6815–122.7–2.966–7124–189–65–41Gas cut
III68–6612–92.9–3.171–7718–126–441–30Gas logging abnormal
IV66–639–63.1–3.577–8212–64–230–20No display