Functional models in eSTOMP-W include the Van Genuchten model, the Brooks and Corey model, and the Haverkamp model. The van Genuchten and Brooks and Corey models can be used in association with the dual-porosity model. The van Genuchten and Brooks and Corey models can also be implemented with gas entrapment by using the keyword, Entrapment.
Saturation function models, model options and model parameters are described on the Card Options page.
Formatting instructions for specifying saturation function models and parameters are provided on the Card Syntax page.
Examples of Saturation Function Cards for eSTOMP-W are provided on the Card Examples page.