Review of gas hydrate anti-agglomerant screening techniques

DC Salmin, D Estanga, CA Koh - Fuel, 2022 - Elsevier
Gas hydrates present a major flow assurance challenge due to the relatively fast timescales
at which they can form, agglomerate, and plug a subsea flowline, resulting in loss of …

Challenges and progress on ethane hydrates rheology under high pressure

ACGA Rebello, GAB Sandoval, MF Naccache… - Geoenergy Science and …, 2023 - Elsevier
One of the most common and critical inorganic deposition inside flowlines in the oil and gas
industry is related to gas hydrates, which are crystalline water-based solids, formed in …

Rheology of methane hydrate slurries formed from water-in-oil emulsion with different surfactants concentrations

Z Liu, Y Song, W Liu, R Liu, C Lang, Y Li - Fuel, 2020 - Elsevier
As oil and gas production moves into ultra-deep water, hydrate blockage has been a major
flow assurance issue. Transport in the form of flowing hydrate slurry is an effective method to …

[HTML][HTML] Plugging of pipes by cohesive particles. Computed tomography investigation and theoretical analysis

BV Balakin, YF Chang, M Øynes… - Chemical Engineering …, 2024 - Elsevier
Flow regimes leading to clogging of pipes exist for most multiphase flows with cohesive
particles. Although plugging is critical in many industrial and medical applications, there are …

Perspective on the oil-dominated gas hydrate plugging conceptual picture as applied to transient Shut-In/Restart

MA Pickarts, S Ravichandran, NA Ismail, HM Stoner… - Fuel, 2022 - Elsevier
Gas hydrate formation is rarely an issue during continuous production conditions.
Unplanned and/or extended shut-downs comprise the majority of scenarios where …

Nucleation behavior of single-gas hydrates in the batch-type stirred reactor and their promotion effect with ultrafine bubbles: A mini review and perspectives

T Uchida, R Sugibuchi, K Yamazaki, K Gohara - Energy & Fuels, 2022 - ACS Publications
Formation and dissociation processes of gas hydrates have been studied for managing the
flow of natural gas and for develo** new natural gas resources. Recently, such studies …

Mesomorphology of clathrate hydrates from molecular ordering

CL Bassani, M Engel, AK Sum - The Journal of Chemical Physics, 2024 - pubs.aip.org
Clathrate hydrates are crystals formed by guest molecules that stabilize cages of hydrogen-
bonded water molecules. Whereas thermodynamic equilibrium is well described via the van …

Digital twin for operations-present applications and future digital thread

M Podskarbi, DJ Knezevic - Offshore Technology Conference, 2020 - onepetro.org
We present a structural digital twin system based on component-based parametric reduced
order modeling using Reduced Basis Finite Element Analysis (RB-FEA) framework. This …

Viscosity behavior and amount of gas consumed during hydrate formation: Influence of different parameters

GR Melhorim, GAB Sandoval, EJ Soares… - Geoenergy Science and …, 2024 - Elsevier
Hydrate formation is an industry's primary flow assurance problem. Many variables play an
important role in hydrate formation. Some have been largely studied as sub-cooling, mean …

Experimental characterization of hydrate formation in non-emulsifying systems upon shut-in and restart conditions

C Kakitani, DC Marques, A Teixeira, L Valim… - Fuel, 2022 - Elsevier
In offshore oil production, scheduled or emergency shutdowns of the production system may
occur due to maintenance, equipment failure, production issues, and weather-related …