Clay bound fluids
WebEffective porosity is most commonly considered to represent the porosity of a rock or sediment available to contribute to fluid flow through the rock or sediment, or often in … WebApr 1, 2024 · The results revealed that three types fluids, including moveable fluid, capillary bound fluid and clay bound fluid, existed in the shale pores with different sizes (Liu et al., 2024a, 2024b, 2024c). Since hydraulic fracturing can effectively open pores occupied by capillary bound fluid, the use of capillary-bound fluids to determine the lower ...
Clay bound fluids
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WebJan 1, 2024 · We estimate clay bound water content from Cation Exchange Capacity (CEC) which gives information about the smectite/illite composition and soluble chloride content data. ... irreducible bound fluids (clay bound water and capillary bound water) and fractures to in situ properties of the input sedimentary section without further analysis. … WebJan 1, 2024 · The results show that water is mainly adsorbed on the surface of clay pores in the state of bound fluid. In the early stage of shale water absorption, water mainly …
WebWhat is clay-bound water exactly ? this term is to define the availability of clays at the surface of the grains. some scientists include this phenomena to the total porosity and … WebJun 1, 2016 · The organic matter and clay content are considered as matrix constituents and hydrogen protons populations that affect NMR signal [6].Therefore, the NMR response is not independent of the rock matrix in this case [18].The organic matter affects NMR signals in two ways directly as it is one of the proton population investigated and …
WebOct 5, 1997 · Bound fluid volume can be determined by laboratory measurements. The porosity of the core is determined by NMR techniques or by the Archimedes method, or both, and its T2 distribution determined ... WebJan 1, 2024 · We estimate clay bound water content from Cation Exchange Capacity (CEC) which gives information about the smectite/illite composition and soluble chloride content …
WebJun 30, 1996 · to estimate the clay bound water term in Equation 2. V. V. ... characterization method for estimating the water saturation component which is a fraction of the total reservoir fluids in porous ...
WebSep 1, 2024 · In the normal definition used by a log analyst, pore fluid types were divided into movable fluid and irreducible fluid, and the latter was further divided into capillary bound fluid and clay bound fluid (Straley et al., 1997; Sondergeld et al., 2010; Rylander et al., 2013; Jiang et al., 2013; Mehamed and El-monier, 2016). In a generally ... mgh youth neurologyWebEffective porosity is most commonly considered to represent the porosity of a rock or sediment available to contribute to fluid flow through the rock or sediment, or often in terms of "flow to a borehole".Porosity that is not considered "effective porosity" includes water bound to clay particles (known as bound water) and isolated "vuggy" porosity (vugs not … mgh yawkey building suite 3cWebof the clay, and the salinity and pH of the formation fluid. The water is bound, and does not take part in fluid flow. It is common, therefore, to ignore this water fraction and to prefer … how to calculate money in pythonWebOct 15, 2024 · Following the fluid classification proposed by [34], [35], [36], the fluids bonded to the surfaces of pores can be divided by the bonding forces from weak to strong: free fluid (FF, green stripe in Fig. 1, which can move relatively freely across the pores; capillary bound fluid (CAF, orange stripe in Fig. 1) bonded to the pores by capillary … mg hybrid specsWebIn the earlier experiments unglazed clay pots were placed in pails the insides of which were painted with tar (Plates 7, 9 and JO). Later special glazed earthenware pots with a bottom opening were used (Plate 8). ... (1962), although Franck would differ, suggests an interplay between t w o excitation levels in two diffe- rently bound ... mgh yawkey center for outpatient careWebSep 1, 2024 · Fluids in different pores of shale are mainly divided into clay bound fluid, capillary bound fluid and movable fluid. Conventional methods cannot quantitatively … mg hygiene \\u0026 cleaning supplies ltdWebJul 7, 2024 · The methods used for determining the fluid contacts include fluid sampling, water and hydrocarbons saturation estimation from geophysical well logs, analyses of conventional or sidewall cores, and ... mgh youth mental health