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Keywords: polymer concentration
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Proceedings Papers

Paper presented at the SPE Improved Oil Recovery Conference, April 22–25, 2024
Paper Number: SPE-218156-MS
... groups with oxygen can be one of the best candidates for miscible CO 2 displacement in the field-scale. geologist rock type sedimentary rock mineral enhanced recovery chemical flooding methods geology co 2 injection scenario journal molecule co 2 concentration polymer concentration...
Proceedings Papers

Paper presented at the SPE Improved Oil Recovery Conference, April 22–25, 2024
Paper Number: SPE-218181-MS
... this goal, four gel systems were investigated. The influence of three parameters has been evaluated, namely polymer concentration, crosslinker concentration and aging temperature. Aging tests were performed at reservoir temperature and gelation tests at slightly lower temperature, representative of near...
Proceedings Papers

Paper presented at the SPE Improved Oil Recovery Conference, April 22–25, 2024
Paper Number: SPE-218219-MS
... to design and optimize a polymer flood including the selection of the best polymer to use for specific reservoir conditions. The new polymer viscosity model implemented in UTCHEM can be used to calculate polymer viscosity more accurately as a function of polymer concentration, shear rate, salinity...
Proceedings Papers

Paper presented at the SPE Improved Oil Recovery Conference, April 22–25, 2024
Paper Number: SPE-218214-MS
... and polymer concentration provided useful insights about improved sweep and polymer retention associated with the polymer flood. The observed field behavior was consistent with laboratory studies indicating a "tailing" phenomenon associated with polymer retention at Milne Point. unconventional play...
Proceedings Papers

Paper presented at the SPE Improved Oil Recovery Conference, April 22–25, 2024
Paper Number: SPE-218212-MS
... that the polymer concentrations are reduced by about 8-times (from 2000 ppm to 250 ppm) to achieve the same viscosity in TPW as HSIW to significantly lower the polymer consumption requirements. The gelation times of the gel in HSIW was one to two hours, while that of the gel in TPW was one to two days...
Proceedings Papers

Paper presented at the SPE Improved Oil Recovery Conference, April 22–25, 2024
Paper Number: SPE-218223-MS
... and oil residual saturation, we carried out a sensitivity analysis by varying the injected water salinity, polymer concentration, and injection scheme. The field-scale simulation results revealed the positive effect of injection polymer concentration on polymer viscosity, and thus, oil displacement...
Proceedings Papers

Paper presented at the SPE Improved Oil Recovery Conference, April 22–25, 2024
Paper Number: SPE-218242-MS
... polymer associative polymer intermolecular attraction effluent fraction mechanism brine polymer concentration propagation two-phase coreflood Introduction Hydrophobically modified polyacrylamides are water soluble copolymers containing additional hydrophobic groups incorporated along...
Proceedings Papers

Paper presented at the SPE Improved Oil Recovery Conference, April 22–25, 2024
Paper Number: SPE-218263-MS
... Abstract Accurate quantification of polymer content plays a key role in the success of polymer flooding projects, encompassing both the injection side and the production side. Lately, the focus on monitoring polymer concentration in produced water has intensified due to its potential...
Proceedings Papers

Paper presented at the SPE Improved Oil Recovery Conference, April 22–25, 2024
Paper Number: SPE-218250-MS
... parameters of the C-Y model were then correlated to intrinsic viscosity, polymer concentration, and temperature for all three polymers simultaneously, which enabled a unified model approach. Polymer solution viscosities were modeled by plugging three individual correlations for zero shear viscosity, time...
Proceedings Papers

Paper presented at the SPE Improved Oil Recovery Conference, August 31–September 4, 2020
Paper Number: SPE-200404-MS
... calibrated before the experiment to ensure consistency. The viscosities of collected effluents after reaching steady state were diluted and used to develop a correlation between viscosity and polymer concentration. The polymer concentrations and salinities of collected tubes were normalized to determine...
Proceedings Papers

Paper presented at the SPE Improved Oil Recovery Conference, August 31–September 4, 2020
Paper Number: SPE-200463-MS
... temperature, tube material, and polymer concentration on fouling tendency was investigated. Under each test condition, the test was run five times with the same tube, and in each run, the freshly prepared synthetic brine and polymer solution were heated from 77°F to 122°F to mimic field operating conditions...
Proceedings Papers

Paper presented at the SPE Improved Oil Recovery Conference, April 14–18, 2018
Paper Number: SPE-190326-MS
... injection Upstream Oil & Gas concentration polymer concentration field scale polymer project el corcobo norte field expansion project polymer injection pilot satellite polymer plant production response reservoir pilot zone injection pressure behavior Introduction A polymer injection...
Proceedings Papers

Paper presented at the SPE Improved Oil Recovery Conference, April 14–18, 2018
Paper Number: SPE-190159-MS
.... Upstream Oil & Gas adsorption enhanced recovery chemical flooding methods polymer injection injector concentration injection pressure viscosity field trial tracer Modeling & Simulation polymer polymer bank untriggered polymer polymer concentration injectivity production rate...
Proceedings Papers

Paper presented at the SPE Improved Oil Recovery Conference, April 14–18, 2018
Paper Number: SPE-190184-MS
... . in seawater at low polymer concentration, and how the results correlated to viscosity retention. Secondly, we illustrate how accelerated tests (at high T) can be applied for AM-ATBS long term stability testing. Based on such accelerated tests, we provide a general overview of expected stability for AM-ATBS...
Proceedings Papers

Paper presented at the SPE Improved Oil Recovery Conference, April 14–18, 2018
Paper Number: SPE-190189-MS
... enhanced recovery Upstream Oil & Gas Fluid Dynamics flow in porous media concentration oil production experiment polymer concentration boundary condition gel Brine relative permeability imbibition Modeling & Simulation compressibility viscosity porosity spontaneous...
Proceedings Papers

Paper presented at the SPE Improved Oil Recovery Conference, April 14–18, 2018
Paper Number: SPE-190165-MS
... being considered to further develop the field. enhanced recovery chemical flooding methods polymer viscosity polymer injection oil production waterflooding pg-37 pattern polymeric solution polymer concentration polymer flooding recovery factor Upstream Oil & Gas concentration...
Proceedings Papers

Paper presented at the SPE Improved Oil Recovery Conference, April 14–18, 2018
Paper Number: SPE-190253-MS
... concentration. Subsequently, the reservoir simulation model of S18 oil field is well developed including 50 injectors and 93 producers with well-matched field production data. The WPI factor is accordingly optimized by tuning the water injection rate and polymer concentration at different blocks of the S18 oil...
Proceedings Papers

Paper presented at the SPE Improved Oil Recovery Conference, April 14–18, 2018
Paper Number: SPE-190266-MS
... has a stronger correlation to the gelation time than the amount of crosslinker ( Bryant et al , 1997 ). Most chromium gels have gelation time of less than one hour without carboxylate salt gel -delaying agent. Gelation time is inversely proportional to temperature, polymer concentration...

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