Dimensionless production time

Input(s)

$t_{D}$: Dimensionless time (dimensionless)

A: Drainage Area $\left(\mathrm{m}^{2}\right)$

$r_{w}$: Well Radius $(\mathrm{m})$

Output(s)

$t_{D A}$: Dimensionless Production time (dimensionless)

Formula(s)

$$t_{D A}=t_{D} \frac{r_{w}^{2}}{A}$$

Reference(s)

Ramey Jr., H. J. (1981). Reservoir Engineering Assessment of Geothermal Systems. Department of Petroleum Engineering, Stanford University, Page: (5.7).