Results 11 to 20 of about 1,983,496 (244)

A geophysical study of a pockmark in the Nyegga region, Norwegian Sea [PDF]

open access: yes, 2008
Over the last decade pockmarks have proven to be important seabed features that provideinformation about fluid flow on continental margins. Their formation and dynamics are stillpoorly constrained due to the lack of proper three dimensional imaging of ...
Ker, S.   +20 more
core   +2 more sources

Joint seismic/electrical effective medium modelling of hydrate-bearing marine sediments and an application to the Vancouver Island margin [PDF]

open access: yes, 2008
Remote determination of the hydrate content of marine sediments remains a challenging problem.In the absence of boreholes, the most commonly used approach involves the measurement of Pwavevelocities from seismic experiments.
Best, A.I.   +4 more
core   +2 more sources

A Study to Investigate the Viscosity Effect on Micro-Confined Fluids Flow in Tight Formations Considering Fluid–Solid Interaction

open access: yesFrontiers in Earth Science, 2021
Understanding different fluids flow behavior confined in microscales has tremendous significance in the development of tight oil reservoirs. In this article, a novel semiempirical model for different confined fluid flow based on the concept of boundary ...
Mingqiang Chen   +9 more
doaj   +1 more source

Experimental Study on Influences of Self-Preservation Effects and Memory Effects on the Hydrate Decomposition Process

open access: yesLithosphere, 2022
In order to explore the characteristics of the hydrate decomposition behavior at the pore scale, this study carries out a pore-scale experimental study of methane hydrate decomposition based on the high-pressure visual model under the etched glass.
Zhan-dong Li   +6 more
doaj   +1 more source

Modeling the climate response to a massive methane release from gas hydrates [PDF]

open access: yes, 2004
[1] The climate response to a massive release of methane from gas hydrates is simulated in two 2500-year-long numerical experiments performed with a three-dimensional, global coupled atmosphere-sea ice-ocean model of intermediate complexity.
Goosse, H.   +16 more
core   +2 more sources

Heat transfer study in the exploitation of argillaceous‐silt natural gas hydrate reservoirs

open access: yesEnergy Science & Engineering, 2023
The paper investigates the heat transfer in the exploitation of offshore argillaceous‐silt natural gas hydrate reservoirs considering sand control. The temperature prediction model is established in this investigation.
Shuxian Jiang   +5 more
doaj   +1 more source

Research Progress on Characteristics of Marine Natural Gas Hydrate Reservoirs

open access: yesEnergies
As one of the most important future clean energy sources, natural gas hydrate (NGH) is attracting widespread attention due to the vast reserves available and high energy density.
Jiajia Yan   +8 more
doaj   +1 more source

Study on the Influence of Thermal Conductivity Characteristics of Porous Media on the Heterogeneous Distribution of Methane Hydrate

open access: yesEnergies
The homogeneity of methane hydrates in marine sediments plays a significant role in determining the efficiency of gas production during exploitation processes.
Jiajia Yan   +6 more
doaj   +1 more source

Gas hydrate growth and dissociation in narrow pore networks: capillary inhibition and hysteresis phenomena [PDF]

open access: yes, 2009
Marine sediments hosting gas hydrates are commonly fine-grained (silts, muds, clays) with very narrow mean pore diameters (0.1 mm). This has led to speculation that capillary phenomena could play an important role in controlling hydrate distribution in
Webber, J. Beau W.   +5 more
core   +1 more source

Study on the Hole Formation Characteristics of Cavitation Jet Erosion in Hydrate-Bearing Sediments

open access: yesJournal of Marine Science and Engineering
The cavitation jet is regarded as a promising hydraulic rock-breaking technique for drilling and exploiting deep-sea natural gas hydrate (NGH). However, the detailed mechanisms of erosion pit formation in hydrate-bearing sediments (HBSs) under cavitation
Xiaoya Wu   +3 more
doaj   +1 more source

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