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Download PDF by Olaf Kolditz, Uwe-Jens Görke, Hua Shao, Wenqing Wang: Thermo-Hydro-Mechanical-Chemical Processes in Porous Media:

By Olaf Kolditz, Uwe-Jens Görke, Hua Shao, Wenqing Wang

ISBN-10: 3642271766

ISBN-13: 9783642271762

ISBN-10: 3642271774

ISBN-13: 9783642271779

The publication contains an meeting of benchmarks and examples for porous media mechanics amassed during the last 20 years. research of thermo-hydro-mechanical-chemical (THMC) procedures is key to many functions in environmental engineering, reminiscent of geological waste deposition, geothermal power utilisation, carbon catch and garage, water assets administration, hydrology, even weather probability. in an effort to examine the feasibility in addition to the protection of geotechnical functions, process-based modelling is the single instrument to place numbers, i.e. to quantify destiny situations. This fees a big accountability about the reliability of computational instruments. Benchmarking is an acceptable technique to make sure the standard of modelling instruments in accordance with most sensible practices. furthermore, benchmarking and code comparability foster neighborhood efforts. The benchmark e-book is a part of the OpenGeoSys initiative - an open resource venture to proportion wisdom and adventure in environmental research and clinical computation.

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Extra info for Thermo-Hydro-Mechanical-Chemical Processes in Porous Media: Benchmarks and Examples

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Physical causes underlying non-linear effects can be high flow rates, molecular effects, ionic effects and non-Newtonian behavior of the fluid itself [29]. e. dv/dt ≈ 0) and body forces are gravity at all. Assuming furthermore that internal fluid friction is small in comparison to friction on the fluid–solid interface and that turbulence effects can be neglected we obtain the Darcy law for each fluid phase γ in multiphase flow (cf. 58)). 72) Energy Balance Heat Transport The equation of energy conservation is derived from the first law of thermodynamics which states that the variation of the total energy of a system is due to the work of acting forces and heat transmitted to the system.

They can however serve for marking the physical significance of mathematical models within the context of material theories. In Figs. 19 typical rheological models are presented, which characterize the material behavior of the four material classes defined above. 7 some typical technical, as well as natural (including geological), materials are assigned to the generalized material classes considering their material behavior, which can be observed for characteristic application cases. g. g. temperature), and the time scale of the physical processes under consideration.

Here stands for the Helmholtz for the PREOS and for the RKEOS. Free Energy, The colours refer to different temperatures (blue - [280] K, violet [320] K, pink - [400] K, red - [680] K) where no phase boundary exists) are identical, independent from the according density model. Within the two-phase region at [280] K and [320] K, a strong deviation at the phase boundary can be seen. For water, the cubic EOS are not suitable. Water is a high critical fluid, so its properties are too complex to be described by simple approaches.

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Thermo-Hydro-Mechanical-Chemical Processes in Porous Media: Benchmarks and Examples by Olaf Kolditz, Uwe-Jens Görke, Hua Shao, Wenqing Wang


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