neuzil_well_function: neuzil_well_function

In khaors/pumpingtest: R Package for the analysis and evaluation of pumping tests

Description

Calculates the well function of the Neuzil solution

Usage

neuzil_well_function(td, par)

Arguments

td	Numeric vector with the dimensionless time
par	A list with the wellbore storage coefficient (cd) and stehfest coeffs (coeffs)

Value

A numeric vector with the dimensionless drawdown calculated using the Neuzil solution

Author(s)

Oscar Garcia-Cabrejo [e-mail]

References

Neuzil, C. E. On conducting the modified 'Slug' test in tight formations. Water Resources Research, 1982, 18, 2, 439-441

See Also

Other neuzil functions: neuzil_WF_LT, neuzil_calculate_parameters, neuzil_solution_dlogt, neuzil_solution_initial, neuzil_solution

Examples

td <- logseq(-1, 3, 50)
par <- list(cd = 0.01, coeffs = stehfest_coeffs(8) )
W <- neuzil_well_function(td, par)
plot(td, W, type = "l", log = "xy", main = "NEUZIL SOLUTION: Well function")

khaors/pumpingtest documentation built on Nov. 15, 2019, 8:10 p.m.