...
LaTeX Math Block |
---|
|
p_r = p_i - \frac{q_t}{24 \pi \sigma} \bigg[ \ln \frac{r_e}{r_w} -0.5 \bigg] |
Expand |
---|
|
LaTeX Math Block |
---|
| V_e = \pi r_e^2 h, \quad dV = 2\pi r \, h dr |
LaTeX Math Block |
---|
| p_r = \frac{1}{V_e} \int p(r) dV = \frac{2}{r_e^2} \int p(r) \, r \, dr = \frac{2}{r_e^2} \int \bigg[ p_i - \frac{q_t}{2\pi \sigma} \ln \frac{r}{r_w} \bigg] \, r \, dr = p_i - \frac{q_t}{24\pi \sigma} |
|
See Also
...
Petroleum Industry / Upstream / Production / Subsurface Production / Well & Reservoir Management / Formation pressure (Pe)
...