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

Description Usage Arguments Value Author(s) References See Also Examples

Function to calculate the initial values of the Cooper solution

1	cooper_solution_initial(ptest)

ptest

A pumping_test object

A list with

cd: Initial value of the wellbore storage coefficient
t0: Intercept of the straight line fitted to the drawdown data using the Cooper-Jacob approach

Oscar Garcia-Cabrejo khaors@gmail.com

Cooper, H. H.; Bredehoeft, J. D. & Papadopulos, I. S. Response of a finite-diameter well to an instantaneous charge of water Water Resources Research, 1967, 3, 263-269

Other cooper functions: cooper_WF_LT, cooper_calculate_parameters, cooper_solution_dlogt, cooper_solution, cooper_well_function

data(cooper_slug)
ptest <- pumping_test("Well1", Q = 0.0, r = 0.0, t = cooper_slug$t, s = cooper_slug$s)
sol0 <- cooper_solution_initial(ptest)
print(sol0)