segall89: Surface deformation associated with fluid withdrawl from a...

Description Usage Arguments See Also Examples

View source: R/segall89.R

Description

Surface deformation associated with fluid withdrawl from a disk-shaped reservoir

Usage

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segall89(help = FALSE)

.surface_g_xi(x, depth, halfwidth, thickness)

surface_displacement_reservoir(x, depth = 1, halfwidth = depth,
  thickness = depth/10, DelM. = 1, nuu. = 1/3, B. = 1, rho_f. = 1000,
  ...)

Arguments

help

logical; load documentation for segall89

x

numeric; the horizontal (or radial) distance from the source

depth

numeric; the depth below the surface to the top of the reservoir

halfwidth

numeric; the half-length of the reservoir

thickness

numeric; the thickness of the reservoir

DelM.

numeric; the change in mass per unit volume in the reservoir

nuu.

numeric; the undrained Poisson's ratio for the reservoir material

B.

numeric; Skempton's ratio for the reservoir material

rho_f.

numeric; the density of the fluid in the reservoir material

...

additional parameters (currently unused)

See Also

segall85; Simple-deformation

Examples

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# Reproduce Figure 5 from Segall (1989)
r <- seq(-4,4,by=0.1)
xx <- surface_displacement_reservoir(r)
plot(Xi_z ~ x, xx, type='l', ylim=c(-1.6,0.8))
lines(Xi_x ~ x, xx)
lines(Xi_xx ~ x, xx)

abarbour/deform documentation built on April 12, 2018, 10:08 a.m.