general_radial_flow_solution: general_radial_flow_solution

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

general_radial_flow_solution

Description

Function to calculate the drawdown using a general_radial_flow solution

Usage

general_radial_flow_solution(ptest, a, t0, n, t)

Arguments

ptest	A pumping_test object
a	Slope of the straight line fitted to the drawdown data using the Cooper-Jacob approach
t0	Intercept of the straight line fitted to the drawdown data using the Cooper-Jacob approach
n	Flow dimension
t	Numeric vector with time

Value

A numeric vector with the calculated drawdown

Author(s)

Oscar Garcia-Cabrejo [e-mail]

References

Barker, J. A. A generalized radial flow model for hydraulic tests in fractured rock Water Resources Research, 1988, 24, 1796-1804.

See Also

Other general_radial_flow functions: general_radial_flow_WF_LT, general_radial_flow_calculate_parameters, general_radial_flow_solution_dlogt, general_radial_flow_solution_initial, general_radial_flow_well_function

Examples

data("general_radial_flow1")
ptest.grf1 <- pumping_test("Well1", Q= 0.02322, r = 26.2, t = general_radial_flow1$t,
                           s = general_radial_flow1$s)
par <- list(rw = 0.1, rc = 0.1, rd = 1)
ptest.grf1$additional_parameters <- par
sol0 <-  general_radial_flow_solution_initial(ptest.grf1)
sol <- general_radial_flow_solution(ptest.grf1, sol0$a, sol0$t0, sol0$n, ptest.grf1$t)
print(sol)

khaors/pumpingtest documentation built on June 10, 2025, 4:53 a.m.