In f0nzie/rOpenserver: COM interface to OpenServer written in R

knitr::opts_chunk$set(echo = TRUE, 
                      comment = NA, 
                      error = TRUE, 
                      warning = FALSE, 
                      message = FALSE, 
                      fig.align = 'center')

# prosperHorizSys.R
library(rOpenserver)
library(tidyr)
library(ggplot2)

# function to get the filename for the model
get_model_filename <- function(model) {
    models_dir <- system.file("models", package = "rOpenserver")
    model_file <- file.path(models_dir, model)
    if (!file.exists(model_file)) stop("Model not found ...") else
        return(model_file)
}

# well lengths and vertical anisotropy vectors
well_length <- seq(500, by = 500, length.out = 17)
kv_kh <- c(0.001, 0.005, 0.01, 0.1, 1.0)
df <- data.frame(well_length)

# Initialize and start OpenServer
pserver <- .OpenServer$new()       # this uses the R6 class directly
cmd = "PROSPER.START"
DoCmd(pserver, cmd)

# open model
model_file <- get_model_filename(model = "HORWELLDP.OUT")
open_cmd <- "PROSPER.OPENFILE"
open_cmd <- paste0(open_cmd, "('", model_file, "')")
DoCmd(pserver, open_cmd)

# iterate through anisotropy values
for (k in kv_kh) {
    DoSet(pserver, "PROSPER.SIN.IPR.Single.Vans", k)
    # iterate through all well length values of interest
    i <-  1
    for (wlen in df[["well_length"]]) {
        # set well length
        DoSet(pserver, "PROSPER.SIN.IPR.Single.WellLen", wlen)
        # set length in zone 1
        DoSet(pserver, "PROSPER.SIN.IPR.Single.HorizdP[0].ZONLEN", wlen)
        DoCmd(pserver, "PROSPER.anl.SYS.CALC")    # do calculation
        # store liquid rate result in dataframe for each anisotropy scenario
        df[[as.character(k)]][i] <-
            as.double(DoGet(pserver, "PROSPER.OUT.SYS.RESULTS[0][0][0].SOL.LIQRATE"))
        i <-  i + 1
    }
}
print(df)

# convert dataframe to tidy dataset
df_gather <- gather(df, kv_kh, liquid_rate, '0.001':'1')

# plot
g <- ggplot(df_gather, aes(x = well_length, y = liquid_rate, color = kv_kh)) +
    geom_line() +
    geom_point()

print(g)

# shutdown Prosper
Sys.sleep(3)
command = "PROSPER.SHUTDOWN"
pserver$DoCmd(command)
pserver <- NULL

f0nzie/rOpenserver documentation built on July 9, 2020, 7:59 a.m.