Download Coupled Thermo-Hydro-Mechanical-Chemical Processes in by Ove Stephansson, John Hudson, Lanru Jing PDF

By Ove Stephansson, John Hudson, Lanru Jing

One of the most vital and interesting present steps ahead in geo-engineering is the advance of coupled numerical types. They symbolize the fundamental physics of geo-engineering techniques that can contain the consequences of warmth, water, mechanics and chemistry. Such versions offer an integrating concentration for the big variety of geo-engineering disciplines. The articles inside this quantity have been initially provided on the inaugural GeoProc convention held in Stockholm and comprise a set of strangely top of the range details now not to be had in other places in an edited and coherent shape. This assortment not just merits from the newest theoretical advancements but additionally applies them to a couple of useful and large ranging functions. Examples comprise the environmental concerns round radioactive waste disposal deep in rock, and the quest for brand new reserves of oil and fuel.

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Extra resources for Coupled Thermo-Hydro-Mechanical-Chemical Processes in Geo-systems, Volume 2 (Geo-Engineering Book Series)

Sample text

Upper part of figure illustrated Fickian dispersion. Lower illustrates velocity dispersion. Flowrates and velocities are larger for thicker lines. Collecting and mixing the streams would show a dispersal of the original package. This is illustrated in the lower part of Figure 2. Much more important is the velocity distribution in a fracture caused by aperture variations. Abelin et al. (1991, 1994) have observed that in real fractures a large part of the fractures carry no water and that some or a few small parts carry the water and with different velocities.

Converging flow and tracer tests at the ASPO Hard rock laboratory in Sweden using non-sorbing as well as sorbing tracers in fractured crystalline rocks were performed recently (Winberg et al. 2000). Laboratory data on diffusion and sorption properties were used to predict the Residence Time Distribution, RTD, of the sorbing tracers. The field explorations were mainly aimed at assessing the hydraulic properties of one specific fracture that was deemed to be the main flow conduit, the so-called Feature A.

Min. Sci, 38, 1-4. , O. Ozanam, and N. Hoteit, Desiccation and rehumidification on the thermohydromechanical behaviour of the CallovoOxfordian argillaceous rock, this volume, 2004. , Three-dimensional numerical simulation of coupled gas leak flow and coal-rock deformation in parallel coal seams, this volume, 2004. , PJ Cleall, N Chandler, D Dixon and HP. Mitchell, Analysis of the hydraulic interaction between clay buffers and host rock in large scale tests, this volume, 2004. -F. 1987. Coupled Processes Associated with Nuclear Waste Repositories.

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