Formula 3.18
Dimensionless length (linear flow/constant-rate production/general case)
Input(s)
$\mathrm{x}$: Fracture Length $(\mathrm{ft})$
A: Cross Sectional Area $(\mathrm{ft})$
Output(s)
$x_{D}$: Dimensionless Length (dimensionless)
Formula(s)
$$ x_{D}=\frac{x}{A^{0.5}} $$
Reference(s)
Lee, J., Rollins, J. B., \& Spivey, J. P. (2003). Pressure Transient Testing (Vol. 9). Richardson, Texas: Society of Petroleum Engineers, Page: 9.