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Keywords: precipitation
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Proceedings Papers
Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the APOGCE 2024, October 15–17, 2024
Paper Number: SPE-221202-MS
... of State (EOS) model was performed and validated with laboratory data. The solid precipitation analysis was conducted to observe and predict any similar issues from both bottomhole and surface samples. The prediction of solid precipitation in all reservoirs was conducted through thermodynamic modeling...
Proceedings Papers
A. Mohammad Razali, S. M. James Berok, Q. Z. Lee, W. J. Yeap, N. A. Ahmad, W. R. Wan Ismail, S. Sidek, S. Mohd Jeffry, W. A. Wan Mohamad, B. Madon, I. Dzulkarnain
Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the APOGCE 2024, October 15–17, 2024
Paper Number: SPE-221131-MS
... resulted in a more cost-effective solution. The treatment consisted of HCl and mud acid only, which is an uncommon practice for a typical acid matrix treatment for clastic formation. Without additives, solid precipitations are a major concern as it can cause further damage to the near wellbore region...
Proceedings Papers
Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE/IATMI Asia Pacific Oil & Gas Conference and Exhibition, October 10–12, 2023
Paper Number: SPE-215349-MS
... of dynamic fluid flow, geochemistry and geomechanics on the storage capacity and integrity of the reservoir. During CO 2 injection into depleted gas reservoirs, it is anticipated that there will be mineral dissolution or precipitation effects due to geochemical reactions that alter the rock porosity...
Proceedings Papers
Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE/IATMI Asia Pacific Oil & Gas Conference and Exhibition, October 12–14, 2021
Paper Number: SPE-205764-MS
... chromatography analysis of the samples, as precipitation from KHI product-A. At that time KHI injection was halted and reverted back to MEG using two regeneration trains, one contaminated, and other non-contaminated. The cause of such precipitation was identified as contact of the neat KHI chemical...
Proceedings Papers
Jing Yu, Cheng Hui, Chao Wen Sun, Zhan Ling Zou, Bin Lu Zhuo, Long Chang, Li Liu, Yuan Zhi Wang, Bo Jian Zhang
Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE/IATMI Asia Pacific Oil & Gas Conference and Exhibition, October 12–14, 2021
Paper Number: SPE-205807-MS
... shaping and precipitation at various locations inside the system, the advised method can quantitatively foresee the dangerous position and intensity of hydrate obstruction. The time from the start of production to the dramatic change of pressure drop brought about by the deposition of hydrate attached...
Proceedings Papers
Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Asia Pacific Oil & Gas Conference and Exhibition, November 17–19, 2020
Paper Number: SPE-202294-MS
... Abstract Asphaltenes in the production process often cause significant damage to oil production operation through the continuous growth process (precipitation followed by aggregation and finally deposition) of their particles. To mitigate the asphaltene-induced problems, Asphaltene Inhibitor...
Proceedings Papers
Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Asia Pacific Oil & Gas Conference and Exhibition, November 17–19, 2020
Paper Number: SPE-202288-MS
... asphaltene remediation asphaltene inhibition precipitation emulsion production water society of petroleum engineers mbo product deposit zinc salt product inhibitor performance mea triazine scavenger Introduction H 2 S Scavengers are used to meet export gas or crude requirements...
Proceedings Papers
Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE/IATMI Asia Pacific Oil & Gas Conference and Exhibition, October 29–31, 2019
Paper Number: SPE-196516-MS
... Scenario production monitoring precipitation Upstream Oil & Gas viscosity crude oil weather condition flowrate weather forecast operation gathering station heat transfer coefficient pressure prediction Introduction Congeal Mitigation Background Congealed oil phenomena can...
Proceedings Papers
Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Asia Pacific Oil & Gas Conference and Exhibition, October 25–27, 2016
Paper Number: SPE-182187-MS
... impact on injectivity. This is due to the dry-out formation vicinity to the injection well that lead to the small amount of salt precipitation. These findings demonstrate the importance of geochemical reactions study when injecting CO 2 into high CO 2 gas field at high pressure and temperature...
Proceedings Papers
Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE/IATMI Asia Pacific Oil & Gas Conference and Exhibition, October 20–22, 2015
Paper Number: SPE-176494-MS
... & Gas drilling fluid management & disposal proppant precipitation guar gum operation concentration viscosity crosslinked gel fresh water formula chelator fracturing materials equation of state thickener seawater sample crosslinker gm7010 fluid system requirement society...
Proceedings Papers
Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE/IATMI Asia Pacific Oil & Gas Conference and Exhibition, October 20–22, 2015
Paper Number: SPE-176436-MS
... Abstract Precipitation and deposition of hydrocarbon solids such as asphaltenes and wax are some of the major challenges facing the oil and gas processing and transportation industry. Deep-water, high pressure and high temperature (HPHT) environment are currently being explored for meeting...
Proceedings Papers
Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Asia Pacific Oil and Gas Conference and Exhibition, October 22–24, 2013
Paper Number: SPE-165815-MS
... The first step for this test was to investigate the compatibility of two alkalis and sodium acrylate with synthetic hard brine. In the second step, acrylic acid to sodium metaborate interaction tests was performed to find an optimum ratio for preventing any precipitation. In the final step...
Proceedings Papers
Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Asia Pacific Oil and Gas Conference and Exhibition, September 20–22, 2011
Paper Number: SPE-145096-MS
..., a generalized multi-continuum approach is adopted to handle flow and transport in naturally fractured reservoirs and the mass flux of each mass component is contributed by advection and diffusion processes. In addition, precipitation of heavy oil components and absorption of CO 2 on the solid grains...
Proceedings Papers
Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Asia Pacific Oil and Gas Conference and Exhibition, September 20–22, 2011
Paper Number: SPE-145946-MS
... network paraffin remediation hydrate remediation hydrate inhibition asphaltene inhibition artificial intelligence production chemistry deposition upstream oil & gas flow assurance tool precipitation wdt measurement inhibitor qcm temperature scale inhibition scale remediation adhesion...
Proceedings Papers
Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Asia Pacific Oil and Gas Conference and Exhibition, September 20–22, 2011
Paper Number: SPE-147863-MS
.... In this work, two enzymatic systems were evaluated: old a-amylase system and new structurally reinforced a-Helix system. The old enzyme was found to form a potentially damaging precipitate at reservoir temperature above 100oC. The degree of this damage was assessed using size-matching technique and core-flood...
Proceedings Papers
Design and Application of a New Acid-Alkali-Surfactant Flooding Formulation for Malaysian Reservoirs
Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Asia Pacific Oil and Gas Conference and Exhibition, October 18–20, 2010
Paper Number: SPE-133005-MS
... 14,010 6070 Calcium, ppm 790 30 Magnesium, ppm 6720 25 Potassium, ppm 373 55 Abstract A new Acid-Alkali-Polymeric Surfactant (AAPS) flooding formulation has been developed to overcome the precipitation problems caused by the divalent metal cations prevalent with conventional ASP...
Proceedings Papers
Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Asia Pacific Oil and Gas Conference and Exhibition, October 18–20, 2010
Paper Number: SPE-133743-MS
..., and precipitation processes, we first developed a streamline-based model assuming incompressible and immiscible two-phase flow of CO 2 and water. Procedures of the common streamline method were followed. Along streamlines, 1-dimensional flow equations were solved for CO 2 in its own phase and CO 2 concentration...
Proceedings Papers
Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Asia Pacific Oil & Gas Conference and Exhibition, September 11–13, 2006
Paper Number: SPE-100943-MS
... polymer is more prone to degradation than low molecular weight polymer in the presence of divalent cations Ca +2 has a more detrimental effect than Mg +2 . Polyacrylamide is stable for long periods in alkaline solutions up to 90°C, irrespective of the nature of the alkali. Precipitation...
Proceedings Papers
Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Asia Pacific Oil & Gas Conference and Exhibition, September 11–13, 2006
Paper Number: SPE-100444-MS
... acidizing precipitation selection application Artificial Intelligence Well Intervention Bima platform mineralogy Coiled tubing operations Upstream Oil & Gas zone 4 sandstone oil gain nh 4 Completion Installation and Operations production enhancement stimulation campaign stimulation...
Proceedings Papers
Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Asia Pacific Oil & Gas Conference and Exhibition, September 11–13, 2006
Paper Number: SPE-101102-MS
..., to investigate the asphaltene behavior in the formation and to find the effective way of chemical treatment as asphaltene-control measures. Laboratory analyses using bottom-hole fluid samples have built the onset pressure curve of asphaltene precipitation, which indicated the asphaltene deposition in the near...
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