Gravity-driven viscous flow in sand boxes assessed with neutron radiography

Vadose Zone Journal

Volumn 8, Issue 4, 2009, Pages 891-901

  Hincapié, Ingrid ^a   Germann, Peter ^a  

^a UNIVERSITY OF BERN   (Switzerland)

Author keywords

Region of interest; ROI; Water content wave; WCW

Indexed keywords

INFILTRATION; PERMEABILITY; RADIOGRAPHY; UNSATURATED MEDIUM; VISCOSITY; VISCOUS FLOW; WETTING FRONT;

EID: 70749136462     PISSN: None     EISSN: 15391663     Source Type: Journal    
DOI: 10.2136/vzj2009.0003     Document Type: Article

References (27)

1. al Hagrey, S.A., T. Schubert-Klempnauer, D. Wachsmuth, J. Michaelsen, and R. Meissner. 1999. Preferential flow: First results of a full-scale flow model. Geophys. J. Int. 138:643-654.
2. Carminati, A. 2007. Unsaturated water flow through soil aggregates. Diss. 17011. Swiss Fed. Inst. of Technol., Zurich.
3. Carminati, A., A. Kaestner, R. Hassanein, O. Ippisch, P. Vontobel, and H. Flühler. 2007. Water infiltration through series of soil aggregates: Neutron radiography and modeling. Adv. Water Resour. 30:1168-1178.
4. Coppola, A., M. Kutilek, and E.O. Frind. 2009. Transport in preferential flow domains of the soil porous system: Measurement, interpretation, modelling, and upscaling. J. Contam. Hydrol. 104:1-3.
5. DiCarlo, D.A. 2004. Experimental measurements of saturation overshoot on infiltration. Water Resour. Res. 40:W04215, doi:10.1029/2003WR002670.
6. Di Pietro, L., S. Ruy, and Y. Capowiez. 2003. Predicting preferential water flow in soils by traveling-dispersive waves. J. Hydrol. 278:64-75.
7. Gerke, H.H. 2006. Preferential flow descriptions for structured soils. J. PlantNutr. Soil Sci. 169:382-400.
8. Germann, P.F., and S.A. al Hagrey. 2008. Gravity-driven and viscosity-dominated infiltration into a full-scale sand model. Vadose Zone J. 7:1-10.
9. Germann, P.F., and L. DiPietro. 1996. When is porous-media flow preferential? A hydromechanical perspective. Geoderma 74:1-21.
10. Germann, P.F., and D. Hensel. 2006. Poiseuille flow geometry inferred from velocities of wetting fronts in soils. Vadose Zone J. 5:867-876.
11. Germann, P.F., A. Helbling, and T. Vadilonga. 2007. Rivulet approach to rates of preferential infiltration. Vadose Zone J. 6:207-220.
12. Hassanein, R. 2006. Correction methods for the quantitative evaluation of thermal neutrontomography. Diss. 16809. Swiss Fed. Inst. of Technol., Zurich.
13. Hendrickx, J.M.H., and M. Flury. 2001. Uniform preferential flow mechanisms in the vadose zone. p. 149-187. In Conceptual models of flow transport in the fractured vadose zone. Natl. Acad. Press, Washington, DC.
14. Hincapié, I.A., and P.F. Germann. 2009a. Abstraction from infiltrating water content waves during weak viscous flows. Vadose Zone J. doi:10.2136/ vzj2009.0012.
15. Hincapié, I., and P.F. Germann. 2009b. Impact of initial and boundary conditions on preferential flow. J. Contam. Hydrol. 104:67-73.
16. Jarvis, N.J. 1994. The MACRO model, Version 3.1. Technical description and sample simulations. Rep. Diss. 19. Dep. of Soil Sci., Swedish Univ. of Agric. Sci., Uppsala.
17. Kung, K.-J.S., M. Hanke, C.S. Helling, E.J. Kladivko, T.J. Gish, T.S. Steenhuis, and D.B. Jaynes. 2005. Quantifying pore size spectra of macropore-type preferential pathways. Soil Sci. Soc. Am. J. 69:1196-1208.
18. Kutilek, M., and P.F. Germann. 2009. Converging hydrostatic and hydrodynamic concepts of preferential flow definitions. J. Contam. Hydrol. 104:61-66.
19. Lehmann, P., P. Wyss, A. Flisch, E. Lehmann, P. Vontobel, M. Krafczyk, A. Kaestener, F. Beckmann, A. Gygi, and H. Flühler. 2006. Tomographical imaging and mathematical description of porous media used for prediction of fluid distribution. Vadose Zone J. 5:80-97.
20. Ochoa, C.G., A.G. Fernald, S.J. Guldan, and M.K. Shukla. 2009. Water movement through a shallow vadose zone: A field irrigation experiment. Vadose Zone J. 8:414-425.
21. Ofer, D., B. Tatarsky, Y. Enzel, C. Kulls, M. Seely, and G. Benito. 2008. Dynamics of flood water infiltration and ground water recharge in a hyperarid desert. Ground Water 45:450-461.
22. Pleinert, H., and P. Lehmann. 1997. Determination of hydrogen distributions by neutron transmission analysis. Physica B 234:1030-1032.
23. Richards, L.A. 1931. Capillary conduction of liquids in porous mediums. Physics 1:318-333.
24. Rimon, Y., O. Dahan, R. Nativ, and S. Geyer. 2007. Water percolation through the deep vadose zone and groundwater recharge: Preliminary results based on a new vadose zone monitoring system. Water Resour. Res. 43:W05402, doi:10.1029/2006WR004855.
25. Schmalz, B., B. Lennartz, and M.Th. van Genuchten. 2003. Analysis of unsaturated water flow in a large sand tank. Soil Sci. 168:3-14.
26. Sears, V.F. 1992. Neutron scattering lengths and cross sections. Neutron News 3(3):29-37.
27. Selker, J., J.-Y. Parlange, and T. Steenhuis. 1992. Fingered flow in two dimensions: 2. Predicting finger moisture profile. Water Resour. Res. 28:2523-2528.