pore fluid
Pore-fluid-dependent controls of matrix and bulk thermal conductivity of mineralogically heterogeneous sandstones
... materials is more important for their thermal properties than the size or shape of indi- vidual pores or components. The effect of kaolinite precipitation and alteration of alkali feldspar is less pronounced in the case ...
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UNDRAINED SHEAR STRENGTH CHARACTERISTICS OF AN EXPANSIVE SOIL TREATED WITH CERTAIN INDUSTRIAL EFFLUENTS AT DIFFERENT PORE FLUID CONTENT RATIOS
... Abstract: India has a large network of industries located in different parts of the country and many more are planned for the near future. Several million metric tons industrial effluents are produced in these ...
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Geometrical dependence on the stress and slip tendency acting on the subduction megathrust of the Nankai seismogenic zone off Kumano
... high pore pressure ratio beneath the plate boundary fault, based on the low P-wave velocity estimated from full-wave seismic inversion analysis (Kamei et ...excess pore fluid pressure [larger λ value ...
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Temporal changes in the internal stresses and pore pressures in a large-scale submarine mass transport deposit
... and pore fluid pressures of a submarine mass transport deposit (MTD) in the Akkeshi Formation of the Upper Cretaceous – Paleocene Nemuro Group, eastern Hokkaido Island, ...the pore fluid ...
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Seismic and petro-physical studies on seismic wave attenuation
... rock fluid are used to determine the presence of fluids in the rocks penetrated by well A-10 of the Gullfaks ...of fluid, but, it is sensitive to the change of ...different pore fluid ...
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Exploring the micromechanics of non-active clays via virtual DEM experiments
... the pore- fluid chemistry, and the resulting effect explored via Scanning Electron Microscopy and Mercury Intrusion ...with pore-fluids of varying pH and dielectric ...
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Mud volcanoes and the behaviour of overpressured clays and silts
... This discussion explores the relationship between the stresses and the pore fluid pressures generated in the mud volcano days and their different modes of failure during undrained shear.[r] ...
249
Influence of Hyper-Alkaline pH Leachate on Mineral and Porosity Evolution in the Chemically Disturbed Zone Developed in the Near-Field Host Rock for a Nuclear Waste Repository
... This paper has examined the effect of hyper alkaline leachate (NaOH/KOH) on the mineralogy and porosity of a generic quartzo-feldspathis host rock for intermediate- and low-level nuclear waste disposal under conditions ...
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Deformation characteristics of scaly clay subject to tropical weathering
... as pore water was expelled from the specimen, causing a reduction in pore fluid ...undrained pore fluid pressure was equalised with the applied back pressure, the drainage line was ...
335
TWO DIMENSIONAL ELECTRICAL RESISTIVITY IMAGING OF SOLID WASTE DUMPSITE AT UGWUAJI, ENUGU STATE, NIGERIA
... The resistivity of the subsurface is affected by porosity, amount of water in the subsurface, ionic concentration of the pore fluid and composition of the subsurface material © Associate[r] ...
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Numerical Calculation of the Horizontal Stress Difference of Viscous Elastic Fluid Acting on the Residual Oil in Micro Pore
... In this paper, the microscopic force acting on the residual oil of viscous-elastic fluid has been calculated quantitative. And the microscopic force which made the residual oil deform is the horizontal stress ...
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Use of Calcium Carbonate as bridging and weighting agent in the Non Damaging Drilling Fluid for some oilfields of Upper Assam Basin
... formation fluid leading to a decrease in ...drilling fluid so as to form a low permeable filter cake on the wellbore walls and thereby minimizing the invasion of filtrate and solids to the ...minimize ...
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Induced seismicity in geologic carbon storage
... imply fluid injection and/or extraction that causes changes in rock stress field and may induce ...of pore pressure evolution and the effect that proper- ties of the injected fluid have on fracture ...
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Lattice Boltzmann simulation of immiscible fluid displacement in porous media : homogeneous versus heterogeneous pore network
... non-wetting fluid in a two-dimensional homo- geneous porous media geometry, as shown in ...a pore network, which contains a staggered periodic array of uniform circular grains, 80 µm (16 lattices) in ...
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Predicting the soil water retention curve from the particle size distribution based on a pore space geometry containing slit shaped spaces
... a pore space geometry containing slit-shaped spaces and de- rived a corresponding SWRC that considered both the water films and water inside the angular-shaped pores; however, the predicted SWRC failed to describe ...
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Time Series Analysis of Surface Deformation Associated With Fluid Injection and Induced Seismicity in Timpson, Texas Using DInSAR Methods
... As fluid is pumped into deep formations, the state of stress within the subsurface changes, potentially reactivating pre-existing faults and/or causing subsidence or uplift of the ...and/or fluid disposal ...
176
Cholesterol-Dependent Cytolysins and Perforin: Similar Pore-Forming Mechanisms in Pathogenic Attack and Human Immune Defense
... different pore-forming structures and demonstrated that both of them are indeed active, ...the pore dimension calculated from the measured conductance values with the diameter of the ring structures ...
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Effects of pore geometry on flowing foam dynamics in 3D-printed porous media
... larger pore sizes which facilitated earlier foam generation leading to more efficient oil displacement(Nourozi Rad and Shokri 2014, Rabbani et al 2016) 33-35 ...
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Changes in gas permeability and pore structure of wood under heat treating temperature conditions
... In the case of the Korean red pine specimens in this study, gas permeability was greater than the general extent of other red pine species, although there were no apparent cracks in the specimens. There are empty resin ...
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Micro Porosity of High Expansion Tuff and Its Application
... the pore size is mainly concentrated, it can be seen that the hydrated ion size is close to the main pore size, which provides a basis for Lancang tuff to adopt chemical collapse ...main pore size is ...
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