... thermocouple brine Introduction Carbon capture, utilisation and storage (CCUS) is an important component, among several others, for delivering the Paris Agreement Goals on the mitigation of Climate Change. 1 According to the International Energy Agency (IEA), CCUS is viewed as an effective platform...

... microscope for pitting and localized corrosion. A detailed analysis of the above testing yields promising results. The results from the testing show that formulations mitigate pitting in environments containing elemental sulfur. In less harsh conditions, such as low chloride brines or low CO 2 environment...

... salinity and elevated temperature, it is particularly challenging to match the reduction of interfacial tension with the surfactant solubility as well as the chemical stability. In this paper, the solubility of surfactants in model reservoir brine (rich in calcium and magnesium ions) at elevated...

... Table 2 Ionic compositions of synthetic brines. Ions Formation Water Injection Water SmartWater Na + 59,491 18,414 1841 Ca 2+ 19,040 577 58 Mg 2+ 2,439 2040 204 Cl- 132,060 32,031 3,203 HCO 3 − 354 - - SO 4 2- 350 5,206 521 Total...

... failure sand agglomeration technology mature oil field sand control concentration intervention brine attraction penetration simulation When looking for well candidates for SAT treatments, we need to ensure that selected candidates are within application range for this technology...

... only 5 – 20 % of the feed is allocated to the permeate, resulting in retentates with ion concentrations close to seawater. This work aims to evaluate polysulphate salts as an additive for EOR Smart Water preparation. Dissolution of polysulphate in water/brines provides the potential determining...

... have an important role to drastically enhance stability of the emulsion system. The ESN can be prepared easily by mixing emulsifier and silica nanoparticles with the on-site oilfield materials such as crude oil and brine. The refined diesel oil can be used for ESN preparation instead of crude oil, so...

... consolidation treatment brine enhanced recovery reservoir characterization formation consolidation treatment libya sandstone reservoir Introduction Approximately 70% of the world's oil and gas reserves are contained in poorly consolidated reservoirs where solids production is likely to become...

... a Karl Fischer Titrino 787 (Metrohm) after homogenizing the containers. The oils were found to be dehydrated. IFT measurements were carried out using a Wilhelmy plate tensiometer (Krüss K100) at 50°C with a 20 g/L NaCl brine. The IFT of crude oil samples range from 19 to 22 mN/m. These values...

... required to reduce the friction factor prior running the Lower Completion. The optimized solution allowed wellbore clean-up and displacement of brine in one trip with drilling assembly (BHA). This innovative technique eliminated one dedicated trip for wellbore cleanout and thus saved millions in CAPEX...

... drilling brine completion equipment completion enhanced single trip upper completion application limitation deployment stc overpull alsa abu dhabi petroleum engineer centralizer deployment enhancer retrofit Introduction Located north west of Abu Dhabi, this giant layered carbonate...

... management lesson learned operation intervention sequence placement drillstem/well testing drillstem testing concentration brine requirement reservoir displacement successful sand control campaign installation packer slurry viscosity Introduction X field is an ultra-deepwater gas...

... of hydrocarbon content and porous media structure. The different tracer molecules under testing have been evaluated through a series of coreflooding tests on core plugs saturated with brine and at residual oil saturation, resembling reservoir conditions. The detection of the chemical species was performed...

... Fields. Furthermore, it has opened new era to the way similar problems are tackled. enhanced recovery upstream oil & gas water management injectivity artificial intelligence injection wi thp field reservoir variation brine tubing head pressure water injection performance...

... artificial lift pump run life sand production upstream oil & gas cyclone novel new technology criteria particle sandguard brine improvement petroleum engineer Sand Aid Technology (Sand agglomeration technology (SAT)) Sand Aid is a chemical solution to increase the maximum sand-free rate...

... permeabilities. It also investigates different formation damage mechanisms associated with water injection. upstream oil & gas waterflooding production chemistry water management formation damage plug oxygen scavenger enhanced recovery permeability compatibility oilfield chemistry brine...

... injector flow back samples did not show major polymer degradation Low brine salinity Side group hydrolysis Likely Long residence time in the reservoir Low salinity In situ reservoir samples High surface adsorption Possible Presence of calcium Low clay content Dynamic adsorption experiments...

... efficiency that may occur due to reservoir heterogeneities (large permeability contrasts, anisotropy, thief zones) or adverse mobility ratio (high mobility contrast oil-brine). In flooding design, the viscosity of the polymer solution in the reservoir, the in-situ viscosity, is an essential parameter...

... one, more hydrophobic, is particularly performant at temperatures comprised in between 220°C and at least 280°C. Using a robotic platform, the temperature at which the foaming solution for agents H and HH needs to be heated to be solubilized, was evaluated with an accuracy of 5°C in four brines...

... severe (> 500) and results in significant amount of scale mass precipitation. Different flooding strategies were modelled to evaluate a variety of flood design options to mitigate scale risks (varying slug size, Na 2 CO 3 concentration, and volume of softened pre-flush brine), with marginal impact...