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Keywords: viscosity
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Proceedings Papers
Cold Flow: New Operational Scheme
Available to PurchasePublisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 5–8, 2025
Paper Number: OTC-35871-MS
... The mastering of the prediction of waxy fluid viscosity using software The transport of hydrates slurries over long distance thanks to continuous injection of Low Dosage Hydrate Inhibitor – Anti Agglomerant (LDHI-AA) The use of operational pigging using a Subsea Pig Launcher (SPL) to control the paraffins...
Proceedings Papers
Geochemical Investigation of Surfactant-Polymer Flooding in Carbonate Under Harsh Conditions
Available to PurchasePublisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 5–8, 2025
Paper Number: OTC-35555-MS
.... Calcium and magnesium ions, released during rock-fluid interactions, actively influenced the equilibrium, promoting favorable changes in flow dynamics. Rheological evaluations revealed the ATBS polymer's thermal resilience, with the solutions retaining effective viscosities at reservoir-relevant...
Proceedings Papers
Canned Motor Pump Development and Validation for Subsea Caisson Boosting Applications
Available to PurchasePublisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 5–8, 2025
Paper Number: OTC-35613-MS
... Emergency Release Pull Force (lb) 82,000 (in addition to assembly weight) Chloride Concentration (ppm) 65,000 (max) Gas Volume Fraction (GVF) 40% max capability Specific Gravity 0.7 – 1.15 Viscosity 0.5 – 100 cp Gas Volume Fraction < 20% continuous, < 40% intermittent...
Proceedings Papers
Thermal Degradation During Polymer Flooding of Giant Oil Fields
Available to PurchasePublisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 5–8, 2025
Paper Number: OTC-35793-MS
... on the viscosity of both reservoir fluids and HPAM when using an infill injection scheme with a small well spacing. They focused on determining the best injection strategy to ensure efficient well injectivity. Economic considerations and optimization of polymer flooding designs often focus on the size...
Proceedings Papers
Enhanced Drill-In Fluids to Preserve Reservoir Permeability – From Development to Field Application
Available to PurchasePublisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35386-MS
... viscosity Introduction The relative permeability effects resulting from changes in the relative amounts of water, oil, and/gas in the pores, wettability effects, and pore blocking by aqueous filtrates is called capillary phenomena ( Caenn 2017 ). Capillary pressure cannot be measured directly...
Proceedings Papers
Repurposing Western Australian Gas Network for Hydrogen Transportation - A Case Study of Telfer Gas Pipeline
Available to PurchasePublisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35206-MS
... from 0% to 80%, with a 10% step. The inclusion of H 2 substantially increased the pressure profile at both the TGP's mainline and delivery nodes (sinks). This rise in pressure resulted from notable reductions in both density and viscosity as the H 2 fraction increased, contributing to decreased...
Proceedings Papers
Detailed Modelling of Displacement and Hot Oiling of a Waxy Non-Newtonian Fluid in a Mature West Africa Deep Water Production Facility
Available to PurchasePublisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35250-MS
... viscosity of the fluid and lead to the onset of non-Newtonian and shear thinning behavior which changes how the fluid acts under flow. The behavior of non-Newtonian fluids can be complex and highly dependent on various factors at once such as temperature, shear stress, time, history ( Chang, et al., 2000...
Proceedings Papers
Hydrate Non-Plugging Evaluation of Crude Oils in Varying Shear Environments
Available to PurchaseO. V. Greener, R. Castrejon-Miranda, J. Delgado-Linares, C. Koh, T. Palermo, A. Fidel-Dufour, K. Mateen, S. Afra, D. Turner, B. Johnston, A. Teixeira, L. Valim
Publisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35280-MS
... with measured rheology results using this crude oil. It was found that increasing shear rate in rheology experiments lowered the final value of relative viscosity of the slurry. Contact angle and film growth measurements allowed for an improved mechanistic agglomeration understanding to be developed...
Proceedings Papers
Novel Machine Learning Approach for Predicting the Gel Strength of the Drilling Fluid While Drilling
Available to PurchasePublisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35433-MS
... funnel viscosity, were chosen as model inputs due to their accessibility and cost-effectiveness during drilling. A neural network-based model was trained and assessed using statistical measures like R-squared and average absolute error (AAPE). Results showcased neural networks' ability to predict gel...
Proceedings Papers
Experimental Studies of Polymer Degradation in Carbonates Under Challenging Conditions
Available to PurchaseAnas M. Hassan, Ahmad Mahboob, Sarmad Z. Khan, Anoo Sebastian, Muhammad Mushtaq, Emad W. Al-Shalabi, Mursal Zeynalli, Ahmed Gowida
Publisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35385-MS
... technical conference chemical flooding methods viscosity polymer flooding conference university Introduction and Background Over the coming decades, the oil and gas (O&G) industry will continue to play a significant role in meeting the growing global demand for energy ( IEA, 2022...
Proceedings Papers
Emulsion Stabilized Hydrate Slurries: An Operational Flow Assurance Reality or a False Sense of Security?
Available to PurchaseJonathan J. Wylde, Ahmad A. A. Majid, Ben Bbosa, Rashod Smith, Oris Hernandez, Colton Asheim, Zubin Patel
Publisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 6–9, 2024
Paper Number: OTC-35177-MS
... remediation torque flow assurance emulsion stability wax inhibition emulsion protocol shear journal operational flow assurance reality offshore technology conference water-in-oil emulsion nucleation viscosity transportable hydrate slurry emulsion stabilized hydrate slurry liquid loading...
Proceedings Papers
Experimental Investigation and Modeling of a Nanoparticle-Based Foam: Core Scale Performance for Enhanced Oil Recovery
Available to PurchaseKhashayar Ahmadi, Dorcas Annung Akrong, Edison Amirtharaj Sripal, Farzan Sahari Moghaddam, Ejiro Kenneth Ovwigho, Cleverson Esene, Jinesh Machale, Ali Telmadarreie, Lesley Anne James
Publisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 1–4, 2023
Paper Number: OTC-32219-MS
... that we use history match production data to find the relative permeability end-points and Corey exponents, we can history match production and pressure data to find the LE-IT foam parameters, such as foam quality, mobility, generation rate, and other properties such as viscosity, surface tension...
Proceedings Papers
Controlling Undesirable Water by Applying a Composite of Nanosheet and Viscoelastic-Surfactant Based Foamed Gel
Available to PurchasePublisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 1–4, 2023
Paper Number: OTC-32259-MS
... the viscosity and thermal stability of VES-SURF and NS/VES-SURF-based foamed gel systems at 100-200 °F. The experimental results demonstrate that the VES-based foamed gel system converted to gel within two days, while NS/VES-SURF foamed gel requires only ninety minutes. In this foamed gel system, the gelling...
Proceedings Papers
What is Learned from Polymer Flooding Practices in Offshore Reservoirs?
Available to PurchasePublisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 1–4, 2023
Paper Number: OTC-32314-MS
... with moderately-low viscosity should be injected into offshore reservoirs to keep displacing pressure between injectors and producers. The injected polymers should have good transportation ability which avoids the formation blockage. The optimum injection timing remains to be further investigated because...
Proceedings Papers
Relative Viscosity Model for Water-In-Oil Emulsion in Electrical Submersible Pumps: Comparing the ESP Head in a Real Scenario
Available to PurchaseNatan Augusto Vieira Bulgarelli, Lucas Rodrigues Guedes da Silva, Jorge Luiz Biazussi, William Monte Verde, Aline Melchuna, Lara Arinelli, Thaís Márcia Silveira, Marcelo Souza de Castro
Publisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 1–4, 2023
Paper Number: OTC-32398-MS
... Particular flow assurance problems occur with emulsion formation. One is related to the increase in the effective viscosity of the mixture due to the increase in the water cut, especially for water-in-oil emulsion flows, until a critical dispersed phase volume is reached. By this time, the flow...
Proceedings Papers
Detection and Assessment of Asphaltene Precipitation/Deposition at Reservoir Conditions and Gas Hydrate Formation in the Presence of Thermodynamic Hydrate Inhibitors
Available to PurchaseJose G. Delgado-Linares, Weiping Wang, Wedyan Ayyad, Ahmad A. A. Majid, Mathias Pohl, Chitose Yoda, Norio Tanaka, Luis E. Zerpa, Manika Prasad, Carolyn A. Koh
Publisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 1–4, 2023
Paper Number: OTC-32494-MS
... properties, such as viscosity and yield stress, were measured for hydrate slurries in crude oil for under-inhibited systems with two different thermodynamic hydrate inhibitors (THI): methanol (10 vol.%) and monoethylene glycol (10 vol.%). The addition of these thermodynamic hydrate inhibitors reduced...
Proceedings Papers
Early Detection and Assessment of Asphaltene Precipitation and Gas Hydrate Formation at Field Conditions
Available to PurchaseJose G. Delgado-Linares, Mathias Pohl, Ahmad A. A. Majid, Chitose Yoda, Norio Tanaka, Luis E. Zerpa, Manika Prasad, Carolyn A. Koh
Publisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 2–5, 2022
Paper Number: OTC-31712-MS
... Abstract The detection of asphaltene precipitation and gas hydrate formation is critical to preventing production losses and to optimize strategies for mitigation and remediation. Likewise, the evaluation of some flow properties (e.g., viscosity and yield stress) of the slurries formed...
Proceedings Papers
Understanding ESP Performance Under High Viscous Applications and Emulsion Production
Available to PurchaseLuiz Pastre, Jorge Biazussi, William Monte Verde, Jean Marins, Aline Melchuna, Mark Cowie, Luis Vergara, Ivamberg Navarro, Daniel Lemos, Antonio Alfonzo, Leudy Ramos, Antonio Bannwart
Publisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 2–5, 2022
Paper Number: OTC-31839-MS
... costs. Reservoir details of phase II are described by Haugen et al. (2015) . Heavy Oil artificial lift system complex reservoir peregrino field rotational speed upstream oil & gas effective viscosity esp modeling & simulation emulsion phase inversion artificial intelligence...
Proceedings Papers
A Construction Method of Complex Fractures in Marine Carbonate Reservoir
Available to PurchasePublisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 2–5, 2022
Paper Number: OTC-31873-MS
... of hydraulic fracture in the formation given the displacement, viscosity and fracturing fluid injection, calculate the fracture stress state under the influence of multiplefractures as well as judge the hydraulic fracture propagation form with different in-situ stress, different natural fracture length and dip...
Proceedings Papers
Characterization of a New Green Material for Offshore Well Completions and Downhole Treatments
Available to PurchasePublisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 2–5, 2022
Paper Number: OTC-31870-MS
... and numerous other polymers have historically been used to accomplish this function, albeit with limitations. Functionally, these commonly used polymers depend primarily upon viscosity rather than elastic characteristics to suspend solids and require intensive chemical processing that leads to high deployment...
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