Promotion and inhibition effects of wax on methane hydrate formation and dissociation in water-in-oil emulsions

S Tong, P Li, F Lv, Z Wang, W Fu, J Zhang, L Chen… - Fuel, 2023 - Elsevier
Clarifying the effect of wax on hydrate formation and dissociation are important for the safe
and high-efficient development of deep-water oil and gas fields. In this study, a series of …

Prediction of hydrate formation and plugging in the trial production pipes of offshore natural gas hydrates

J Zhang, Q Sun, Z Wang, J Wang, X Sun, Z Liu… - Journal of Cleaner …, 2021 - Elsevier
Hydrate plugging in pipes is a serious issue that affects flow safety in the trial production of
offshore natural gas hydrates. Current research on hydrate flow assurance has primarily …

Gas hydrate plug formation in partially-dispersed water–oil systems

M Akhfash, ZM Aman, SY Ahn, ML Johns… - Chemical Engineering …, 2016 - Elsevier
The formation of gas hydrate plugs in deep water oil and gas flowlines poses severe
operational and safety hazards. Previous work has established a mechanism able to …

油气管道水合物堵塞机理研究进展

宋光春, 李玉星, 王武昌, 姜凯, 施政灼, 姚淑鹏, 魏丁 - 化工进展, 2018 - hgjz.cip.com.cn
国内外对油气管道水合物堵塞机理的实验研究虽然较多, 但一直缺少系统的总结归纳.
本文根据水合物堵塞实验开展条件的不同, 首先将油气管输体系分为油基体系 …

Characterizing the rheology of methane hydrate slurry in a horizontal water-continuous system

B Sun, W Fu, Z Wang, J Xu, L Chen, J Wang, J Zhang - SPE Journal, 2020 - onepetro.org
Methane hydrate slurry in a water‐continuous system is a significant production issue during
pilot explorations for natural gas and natural gas hydrates in a deepwater environment. This …

Investigation of hydrate agglomeration and plugging mechanism in low-wax-content water-in-oil emulsion systems

Y Liu, B Shi, L Ding, Y Yong, Y Zhang, Q Ma, X Lv… - Energy & …, 2018 - ACS Publications
Pipeline blockage caused by hydrates and wax in subsea pipelines is a major hazard for
flow assurance in the petroleum industry. When hydrates and wax coexist in a flow system …

Experimental investigation on the microprocess of hydrate particle agglomeration using a high-speed camera

GC Song, YX Li, WC Wang, S Liu, XY Wang, ZZ Shi… - Fuel, 2019 - Elsevier
To investigate the microprocess of hydrate particle agglomeration, a high-pressure visual
cell was used for repeated experiments of hydrate particle formation and flow from …

Modelling hydrate deposition and sloughing in gas-dominant pipelines

M Di Lorenzo, ZM Aman, K Kozielski… - The Journal of Chemical …, 2018 - Elsevier
We present a model for hydrate deposition and sloughing in gas dominated pipelines which
allows for rapid estimations of the pressure and temperature profiles along a horizontal …

Simulations of hydrate reformation in the water production line of the second offshore methane hydrate production test in Japan's Nankai trough

S Sakurai, ZM Aman, T Nonoue, T Nagaoka, M Omori… - Fuel, 2023 - Elsevier
Natural gas hydrates are a potential new energy resource, however, challenges for stable,
long-term gas hydrate production remain. This study examines the flow assurance risk of …

Investigation on coupling deposition and plugging of hydrate and wax in gas–liquid annular flow: Experiments and mechanism

S Tong, Y Ren, K Yan, Y Jin, P Li, J Zhang, Z Wang - Fuel, 2024 - Elsevier
The coupling deposition and plugging caused by hydrate formation and wax precipitation
during the development of deep water natural gas resources bring new industrial challenges …