Generic Model

editor_options: chunk_output_type: console title: “Generic Model” output: rmarkdown::html_vignette vignette: > % % % —

Generic riverbank filtrate model

#Generate breakthrough curve


bear1d_Generic_combined <- kwb.1dbear::calculate_bear1d(
  n_values = 0.3, # porosity
  rs_values = 2.65, # aquifer material density [g/cm^3]
  foc_values = 0.0001, # fraction of organic carbon [g/g]
  log_koc_values = c(1, 4), # organic carbon-mediated sorption coefficient; possible to use multiple
  hl_values = c(120, 300, 600), # Substance Half live (in days). possible to use multiple at once
  D_values = 2, # longitudinal dispersion
  v_values = 1, # water velocity
  t_values = seq(0, 2000, by = 1), # Time period in days where C/C0 is plotted
  x_values = 50 # distance [m]
)

# Combine the plots
Generic_combined <- kwb.1dbear::plot_combined(bear1d_Generic_combined, xbreaks = 500)

print(Generic_combined$plot)


# Generate heat map
log_koc_values <- seq(0.1, 6, length.out = 100)
hl_values <- seq(1, 800, length.out = 100)


bear1d_Generic_heatmap <- kwb.1dbear::calculate_bear1d(
  n_values = 0.3, # best practices: match the parameters here with the previous function
  rs_values = 2.65, # best practices: match the parameters here with the previous function
  foc_values = 0.0001, # best practices: match the parameters here with the previous function
  log_koc_values = log_koc_values,
  hl_values = hl_values,
  D_values = 2, # best practices: match the parameters here with the previous function
  v_values = 1, # best practices: match the parameters here with the previous function
  x_values = 50 # best practices: match the parameters here with the previous function
)

# Default setting
rect_data <- NULL
# add custom rectangle for user-specified half-life and Koc values
# rect_data <- data.frame(xmin = 1, xmax = 4, ymin = 120, ymax = 600) 
# If you'd like to use the parameters from the breakthrough curve, comment the following line out
#rect_data <- Generic_combined$rect_data

print(kwb.1dbear::plot_heatmap(bear1d_Generic_heatmap,
                               rect_data = rect_data,
                               measured_C_C0 = NULL)) # compare to a measured C/C0

Dwight Baldwin

2024-09-12

Generic riverbank filtrate model