The ’Low Salinity’ (LS) Effect
Investigating the adsorption of select polar functionalities with the aqueous electrolyte/amorphous silica interface to understand the 'low salinity' effect
... interest. In this Chapter, we have taken a reductionist approach, using MD simulation to investigate the interface between amorphous silica and pure saline solutions of some of the electrolyte types present in seawater: ...
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Effect of multi-component ions exchange on low salinity EOR: Coupled geochemical simulation study
... Core-scale numerical model was created to investigate the impact of geochemical reaction on low salinity effect using CMG- GEM with a combination of published experimental results. The variation of ...
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Effect of Combined Low Salinity and Surfactant Injection on Oil Recovery in Aged Bentheimer Sandstones at Different Temperatures
... In 2009, Ligthelm et al. [68] proposed the LS mechanism to be the expansion of the electrical double layers that surround the clay and oil particles and increase in the level of zeta potential. It was suggested that a ...
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The Effect of Brine Composition and Rock Type on Oil Recovery by the Use of Combined Low-Salinity Waterflooding and Surfactant Flooding
... high salinity brine, and the oil recovery is the effect of viscous forces rather than composition of injection ...for low salinity waterflooding to be effective (Abdallah et ...total ...
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Effect of Low Salinity on the Oil Desorption Efficiency from Calcite and Silica Surfaces
... the effect of low salinity water flooding and the exact mechanisms causing oil mobilization are very limited for carbonate ...of low salinity ...brine salinity influences the ...
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Effect of Adult Chemical Cues on Molting of Fiddler Crab Megalopae in Low Salinity Seawater
... Since U. minax did not molt more frequently in this study as hypothesized, it indicates that these experimental conditions may still not be ideal and other factors besides salinity may stimulate and accelerate ...
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Effect of Salinity on Evaporation and the Water Cycle
... [16]. Salinity is one of the most important parameters among the water quality parameters that affect the hydrological cycle and the interaction between the water surface and the ...great effect on the ...
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Nano Geochemistry of Low Salinity Enhanced Oil Recovery
... the salinity of the brine or valence of cations present in the brine causes an expansion of the electrical diffuse double ...profound effect on the wettability of all types of rocks (Austad et ...total ...
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The effect of salinity on the concentrations of radium and thorium in sediments
... As salinity rise s , RaF100 and RaF1000 both decrease to values of approximately ...from low salinity water could not be easily desorbed when equilibrated with water of a higher ...
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Effect of Sediment Suspensions on Seawater Salinity Assessments
... for low sediment concentrations encountered in the open ocean, with different salinities, but also for the high concentrations encountered in estuaries, when the noise and the efficiency of pumping disturb the ...
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Effect of Salinity on Geotechnical Properties of Expansive Soils
... the effect of salt solutions on the consistency limits of ...the salinity of pore fluid ...the effect of NaOH solution on some geotechnical properties of the soil with low plasticity ...The ...
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On Sea Surface Salinity Skin Effect Induced by Evaporation and Implications for Remote Sensing of Ocean Salinity
... at low and midlatitudes in regions that are characterized by low winds or high ...skin salinity was reported to be on the order of 15 min, which is approximately 90 times slower than that for skin ...
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Numerical investigation of optimum ions concentration in low salinity waterflooding
... 3.5.2 Effect of aquifer composition Based on the sensitivity study and analysis on low salinity injection brine composition, it was found that the optimal composition of brine results in maximum oil ...
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Retention of polar oil components in low salinity water flooding
... the effect of base/acid ratio of different crude oils to the adsorption of polar oil components onto clay surfaces and established that there is generally high retention associated with oils with high base/acid ...
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Low salinity waterflooding in carbonate reservoirs : review of interfacial mechanisms
... the effect of LSW on permeability and wettability alteration were not available in the open literature, hence, the discussion on their impact on oil recovery in carbonates could not be extended ...
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Effect of feed salinity on the performance of humidification dehumidification desalination
... The International Desalination Association World Congress on Desalination and Water Reuse 2015/San Diego, CA, USA REF: IDAWC15- Chehayeb_51572 Page - 4 - of 16 Although the bubble column may at first appear to be a ...
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Numerical Investigation of Low-Salinity Waterflooding Capability to Enhanced Oil Recovery
... this effect brought by LSWF due to the complex crude oil/brine/rock ...of low-salinity brine does not necessarily assure higher oil recovery ...
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Development of Low Cost Microwave Detection System for Salinity and Sugar Detection
... Figure 9 show that loss factor of saline water decreases when frequency increases. The loss factor decreases steeply from 1GHz to 4GHz and then tends to be constant beyond 4 GHz. According to the Debye-Falkenhagen theory ...
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Wettability Alteration Induced by Surface Roughening During Low Salinity Waterflooding
... Figure 7 Debye length calculation against ionic strength. In response to incompatible existing mechanisms to explain our experimental result, we observe that clay swelling likely drives another mechanism during ...
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Wettability Alteration Induced by Surface Roughening During Low Salinity Waterflooding
... Figure 7 Debye length calculation against ionic strength. In response to incompatible existing mechanisms to explain our experimental result, we observe that clay swelling likely drives another mechanism during ...
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