Semi-analytical treatment of fracture/matrix flow in a dual-porosity simulator for unsaturated fractured rock masses
Conference
·
OSTI ID:140771
A semi-analytical dual-porosity simulator for unsaturated flow in fractured rock masses has been developed. Fluid flow between the fracture network and the matrix blocks is described by analytical expressions that have been derived from approximate solutions to the imbibition equation. These expressions have been programmed into the unsaturated flow simulator, TOUGH, as a source/sink term. Flow processes are then simulated using only fracture elements in the computational grid. The modified code is used to simulate flow along single fractures, and infiltration into pervasively fractured formations.
- Research Organization:
- Lawrence Berkeley Lab., CA (United States)
- Sponsoring Organization:
- USDOE, Washington, DC (United States)
- DOE Contract Number:
- AC03-76SF00098
- OSTI ID:
- 140771
- Report Number(s):
- LBL--31975; CONF-920430--98; ON: DE92017022
- Country of Publication:
- United States
- Language:
- English
Similar Records
Transient dual-porosity simulations of unsaturated flow in fractured rocks
A new lumped-parameter approach to simulating flow processes in unsaturated dual-porosity media
A Semi-Analytical Solution for Steady Infiltration in Unsaturated Fractured Rock
Technical Report
·
Sat Dec 31 23:00:00 EST 1994
·
OSTI ID:70743
A new lumped-parameter approach to simulating flow processes in unsaturated dual-porosity media
Conference
·
Tue Feb 28 23:00:00 EST 1995
·
OSTI ID:107193
A Semi-Analytical Solution for Steady Infiltration in Unsaturated Fractured Rock
Journal Article
·
Mon Dec 18 23:00:00 EST 2000
· Water Resources Research
·
OSTI ID:772053