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Proceedings Papers

Paper presented at the SPE Asia Pacific Enhanced Oil Recovery Conference, August 11–13, 2015
Paper Number: SPE-174569-MS
... from market. Polymer samples: polymer HPAM (high molecule partially hydrolysis polyacrylamide, average molecule weight of 25 million Dalton); polymer KYPAM (comb-shaped polymer, average molecule weight of 25 million Dalton). Chemicals Materials Experimental Based on the experiments...
Proceedings Papers

Paper presented at the SPE Asia Pacific Enhanced Oil Recovery Conference, August 11–13, 2015
Paper Number: SPE-174578-MS
... by theoretical analysis, series of experiments and chemical flooding simulation. Based on these researches, we carried out the first field test of polymer flooding on early stage in LD. Single well polymer injection test was started in Mar 2006 when the water cut in the pattern was lower than 10%. After...
Proceedings Papers

Paper presented at the SPE Asia Pacific Enhanced Oil Recovery Conference, August 11–13, 2015
Paper Number: SPE-174571-MS
... Rate reservoir experiment surfactant foam flow rate reservoir core injection injection 6 Introduction Experimental Study Core Flood Experiment Fluid Preparation 100 ml of Surfactant (Foamer) at 0.5 wt% was prepared in injection water (sea water). Fresh sample was kept at room...
Proceedings Papers

Paper presented at the SPE Asia Pacific Enhanced Oil Recovery Conference, August 11–13, 2015
Paper Number: SPE-174579-MS
.... In the reservoir modeling, different reservoir and fluid properties have been investigated their effect on the flow response to implement sensitivity analysis, history matching through Design of Experiments. The operational design parameters of production/injection wells were considered to determine the optimal...
Proceedings Papers

Paper presented at the SPE Asia Pacific Enhanced Oil Recovery Conference, August 11–13, 2015
Paper Number: SPE-174594-MS
... Characteristics of the crude oil used in the experiments are given in Table 1 . Synthetic formation water was made with a composition similar to one Iranian oil field formation water with salinity of 218423 ppm. Sodium dodecyl sulfate (SDS) was used as a surfactant in oil recovery experiments...
Proceedings Papers

Paper presented at the SPE Asia Pacific Enhanced Oil Recovery Conference, August 11–13, 2015
Paper Number: SPE-174651-MS
... . Abstract In situ formation of microemulsions is studied by co-injection of its individual phases: surfactant solution and decane oil. The experiments were conducted in micro-channels etched on a glass micromodel which facilitates the direct observation of the microemulsion formation. The micromodel...
Proceedings Papers

Paper presented at the SPE Asia Pacific Enhanced Oil Recovery Conference, August 11–13, 2015
Paper Number: SPE-174645-MS
... the two pressure gauges to record the differential pressure between the two points (the top of the core and the bottom of the piston). Experimental procedures The procedures for the load pressure model experiments were as follows: This section determines the effect of gel penetration depth...
Proceedings Papers

Paper presented at the SPE Asia Pacific Enhanced Oil Recovery Conference, August 11–13, 2015
Paper Number: SPE-174622-MS
... that is customizable to match the specifics of the experiment, e.g. by surface patterning or surface functionalization. We present initial experimental and simulation results that demonstrate that it is possible to map within the device individual, spatially isolated oil droplets with diameters well below...
Proceedings Papers

Paper presented at the SPE Asia Pacific Enhanced Oil Recovery Conference, August 11–13, 2015
Paper Number: SPE-174592-MS
.../water and water/rock. Experimental Fluids In order to investigate the impact of the rock wettability on the low salinity EOR-effect, the crude oil from the Changqing Oil Field was used in zeta potential test and coreflooding experiments. The ingredients of the experimental oil from Changqing...
Proceedings Papers

Paper presented at the SPE Asia Pacific Enhanced Oil Recovery Conference, August 11–13, 2015
Paper Number: SPE-174597-MS
... ( Fig. 1 ). The salinity of brine is 492.08 mg/L, and used in all experiments. Preparation of three phase foam A modification of Ross-Mile method was used to prepare the new three phase foam. The foaming apparatus was shown in Fig. 2 . During the experimental process, 20 mL of foaming solution...
Proceedings Papers

Paper presented at the SPE Asia Pacific Enhanced Oil Recovery Conference, August 11–13, 2015
Paper Number: SPE-174646-MS
... in the design of gas injection EOR projects. Several experimental and analytical methods have been proposed in the literature for determining MMP. For example, slim-tube experiments, method of characteristic (MOC) and numerical-simulation/cell-to-cell methods. The majority of these methods have limitations...
Proceedings Papers

Paper presented at the SPE Asia Pacific Enhanced Oil Recovery Conference, August 11–13, 2015
Paper Number: SPE-174654-MS
... the device geometry without gas bubbles a pre-flush with methanol is used, which is subsequently flushed with the brine to be used in the particular experiment. The microfluidic geometry has channels approximately two times the pore-entry throat diameter (determined by mercury intrusion porosimetry...
Proceedings Papers

Paper presented at the SPE Asia Pacific Enhanced Oil Recovery Conference, August 11–13, 2015
Paper Number: SPE-174605-MS
... to be tested by either experimental or computational methods. The widely used experimental methods include: slim tube test, rising-bubble apparatus (RBA) test and vanishing interfacial tension technique (VIT). Slim tube flooding experiments are widely used and is accepted as the standard procedure to predict...
Proceedings Papers

Paper presented at the SPE Asia Pacific Enhanced Oil Recovery Conference, August 11–13, 2015
Paper Number: SPE-174648-MS
... at the intersection between elastic modulus G ′ and storage modulus G ″. For the commercial EOR polymer presented here it is t rc ≈ 10 s at 22°C. Experimental Setup Abstract Two phase polymer flooding experiments were carried out using a novel Lab-on-a-Chip experimental set up. The microfluidics device...
Proceedings Papers

Paper presented at the SPE Asia Pacific Enhanced Oil Recovery Conference, August 11–13, 2015
Paper Number: SPE-174599-MS
... Ogolo, 2012 [ 3 ] used nanoparticles to conduct EOR experiments under surface conditions. Distilled water, brine, ethanol and diesel were used as the dispersing media for the nanoparticles. Two sets of experiments were conducted. The first involved displacing the injected oil...
Proceedings Papers

Paper presented at the SPE Asia Pacific Enhanced Oil Recovery Conference, August 11–13, 2015
Paper Number: SPE-174610-MS
... for water were changed during ASP flooding. The paper highlights the importance of good laboratory experimental protocols using a more accurate passive tracer such as tritium labelled water. The results from the experiments draw attention to the uncertainties associated with the flow of tracers under...
Proceedings Papers

Paper presented at the SPE Asia Pacific Enhanced Oil Recovery Conference, August 11–13, 2015
Paper Number: SPE-174641-MS
... (Winsor Type II+)( Healy & Reed, 1977 ) Figure 2 Schematic of the experimental setup used to perform ASP flow experiment (Please ref. to Batistuta et al., 2015). Figure 3 Simulated and measured solubilisation ratio of oil and water vs salinity for phase behaviour test...
Proceedings Papers

Paper presented at the SPE Asia Pacific Enhanced Oil Recovery Conference, August 11–13, 2015
Paper Number: SPE-174650-MS
... CO 2 foam are measured using an Anton Paar Rheometer. Figure 5 shows the experimental setup used to understand the rheology of the CO 2 foam. There are three ISCO pumps used for this experiment. The entire experiment is conducted at 1300 psi and 40 degrees Celsius. CO 2 in its supercritical...
Proceedings Papers

Paper presented at the SPE Asia Pacific Enhanced Oil Recovery Conference, August 11–13, 2015
Paper Number: SPE-174643-MS
...-ternary diagrams derived from this model do not match the classically assumed behaviours. This mismatch requires further exploration before any detailed use of the model. The experiments described illustrate how modern experimental techniques can be brought to bear on the detailed understanding...

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