# Calculate the Compressibility Factor 'z' for Hydrocarbon Gases

## Documentation for package ‘zFactor’ version 0.1.9

- DESCRIPTION file.
- User guides, package vignettes and other documentation.

## Help Pages

zFactor-package | Calculation of compressibility factors using varius correlations
convertStringToVector | split a long string to create a vector for testing
createTidyFromMatrix | Create a tidy table from Ppr and Tpr vectors
DAK.genDataset7p4t | Generate a dataset of z values calculated by DAK
dak_short | Hall-Yarborough tidy dataset
DPR.genDataset7p4t | Generate a dataset of z values calculated by DPR
dpr_short | Hall-Yarborough tidy dataset
getStandingKatzCurve | Read file with readings from Standing-Katz chart, create data file and plot
getStandingKatzData | Read a file with readings from Standing-Katz chart. Similar to 'getStandingKatzCurve' function but this gets only the data.
getStandingKatzMatrix | Generate a matrix of Standing-Katz pseudo-reduced pressure and tenperature by giving vector values
getStandingKatzTpr | Get a numeric vector of the digitized curves available for Pseudo Reduced Temperature
get_z_correlations | Get correlation information
HY.genDataset7p4t | Generate a dataset of z values read from Standing-Kats chart
hy_short | Hall-Yarborough tidy dataset
isValid_correlation | Check if supplied correlation (three letter) is valid
listStandingKatzCurves | List all Standing-Katz curve files available at Low and High pressures
multiplotStandingKatz | Plot multiple Tpr isotherm curves in one figure
Ppr_min | # Correlation Kamyab et al. Created using Artificial Neural Networks (ANN)
SK.genDataset7p4t | Generate a dataset of z values read from Standing-Kats chart
sk_short | Hall-Yarborough tidy dataset
stats_of_z.stats | Statistics on z.stats table
z.Ann10 | Artificial Neural Network correlation
z.BeggsBrill | Beggs and Brill correlation
z.DranchukAbuKassem | Dranchuk-AbouKassem correlation
z.DranchukPurvisRobinson | Dranchuk-Purvis-Robinson correlation
z.HallYarborough | Hall-Yarborough correlation
z.Papp | Papp correlation
z.plot.range | Tile plot of best fit area for a correlation
z.Shell | Shell correlation from Kumar thesis (2005)
z.stats | Summary statistics table for a correlation
z.stats_quantile | Quantiles for z.stats
zFactorNew_getLogger | Retrieves zFactorNew logger.
z_HY | Hall-Yarborough tidy dataset
z_hy_deriv | Hall-Yarborough tidy dataset
z_sk_chart | Hall-Yarborough tidy dataset