[quote author=Peter Schätzl link=topic=539.msg1289#msg1289 date=1231748717]
Using discrete elements, the fractures will be 'between' the layers (if you think about horizontal fractures). They will be reduced in the model to 2D. FEFLOW does not handle a double porosity approach, where the same layer has different properties for the fracture and matrix parts.
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Dear Peter,
I try to model karstic area with FEFLOW. You allready wrote down that FEFLOW does not handle double porosity. I just wonder that if I enter the tabular data for unsaturated media to represent double porosity, would't the results represent double porosed media. If I enter data in the attachment and use the spline model for unsaturated flow, does the results represent double porosed media ? Or do I have to define discrete elements for the karstic media everytime ?