A state-dependent hypoplastic model for methane hydrate-bearing sands
Sign Up to like & getrecommendations! Published in 2020 at "Acta Geotechnica"
DOI: 10.1007/s11440-020-01076-7
Abstract: The mechanical behaviors of methane hydrate-bearing sands (MHBS) are largely affected by the presence of methane hydrate, temperature, and pore pressure. In this study, we present a simple hypoplastic model for MHBS. Methane hydrate saturation… read more here.
Keywords: bearing sands; hydrate bearing; model; methane ... See more keywords
Effect of pressure drawdown rate on the fluid production behaviour from methane hydrate-bearing sediments
Sign Up to like & getrecommendations! Published in 2020 at "Applied Energy"
DOI: 10.1016/j.apenergy.2020.115195
Abstract: Abstract Methane hydrates have been considered as the future source of energy due to its vast resource volume and high energy density. Depressurization has been demonstrated to be a technical feasible method in producing gas… read more here.
Keywords: fluid production; rate; production; hydrate bearing ... See more keywords
A constitutive mechanical model for gas hydrate bearing sediments incorporating inelastic mechanisms
Sign Up to like & getrecommendations! Published in 2017 at "Computers and Geotechnics"
DOI: 10.1016/j.compgeo.2016.11.012
Abstract: Abstract Gas hydrate bearing sediments (HBS) are natural soils formed in permafrost and sub-marine settings where the temperature and pressure conditions are such that gas hydrates are stable. If these conditions shift from the hydrate… read more here.
Keywords: bearing sediments; gas; model; hydrate bearing ... See more keywords
Geomechanical properties of gas hydrate-bearing sediments in Shenhu Area of the South China Sea
Sign Up to like & getrecommendations! Published in 2021 at "Energy Reports"
DOI: 10.1016/j.egyr.2021.05.063
Abstract: Abstract It is essential to understand the in-situ geomechanical properties of natural gas hydrate-bearing reservoirs for hydrate drilling, the design of reservoir stimulation and production schemes, geologic disaster prevention, and environmental impact assessment. In this… read more here.
Keywords: gas; gas hydrate; hydrate bearing; bearing sediments ... See more keywords
A novel natural gas hydrate recovery approach by delivering geothermal energy through dumpflooding
Sign Up to like & getrecommendations! Published in 2020 at "Energy Conversion and Management"
DOI: 10.1016/j.enconman.2020.112623
Abstract: Abstract Conventional thermal stimulation methods require a tremendous investment on in surface heating facilities and a sustained investment in continuous heat injection. Using a heat exchange well to deliver geothermal energy via carbon dioxide or… read more here.
Keywords: energy; hydrate recovery; geothermal energy; hydrate ... See more keywords
S-wave attenuation estimation from walkaway vertical seismic profiling data in methane hydrate-bearing sediments at Nankai Trough, Japan
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Applied Geophysics"
DOI: 10.1016/j.jappgeo.2019.103931
Abstract: Abstract Previous studies have demonstrated that the presence of methane hydrates (MHs) causes high S-wave attenuation (1/Q) at sonic logging frequencies. However, there are extremely few examples with which to estimate S-wave attenuation at seismic… read more here.
Keywords: methane hydrate; wave attenuation; attenuation; hydrate bearing ... See more keywords
Progress and challenges on gas production from natural gas hydrate-bearing sediment
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Cleaner Production"
DOI: 10.1016/j.jclepro.2020.121061
Abstract: Abstract Natural gas hydrate (NGH) is widely distributed in permafrost and submarine areas. It has been considered as a potential energy resource in the future since its reserves are estimated two times more than those… read more here.
Keywords: production; gas; hydrate bearing; hydrate ... See more keywords
Geomechanical constitutive modelling of gas hydrate-bearing sediments by a state-dependent multishear bounding surface model
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Natural Gas Science and Engineering"
DOI: 10.1016/j.jngse.2019.103119
Abstract: Abstract Natural gas hydrate in marine sediments and permafrost areas is considered as an important potential energy source. Since hydrate dissociation will reduce the stability of gas hydrate-bearing sediments (GHBS) and may cause wellbore failures… read more here.
Keywords: bearing sediments; gas; model; hydrate bearing ... See more keywords
Dynamic responses of THF hydrate-bearing sediments under small strain: Resonance column test
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Natural Gas Science and Engineering"
DOI: 10.1016/j.jngse.2020.103399
Abstract: Abstract Knowledge of the dynamic responses of hydrate-bearing sediments under small strain conditions is a fundamental issue in terms of evaluating the stability of gas hydrate-bearing layers under natural forces, such as eustatic sea level… read more here.
Keywords: shear modulus; bearing sediments; sediments small; dynamic responses ... See more keywords
Feasibility evaluation of hydraulic fracturing in hydrate-bearing sediments based on analytic hierarchy process-entropy method (AHP-EM)
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Natural Gas Science and Engineering"
DOI: 10.1016/j.jngse.2020.103434
Abstract: Abstract Natural gas hydrate is an attractive potential as alternative energy source. The initial studies of natural gas hydrate production test have shown that the hydrate productivity via conventional depressurization is still far to reach… read more here.
Keywords: bearing sediments; hydrate; feasibility; hydraulic fracturing ... See more keywords
Pore-scale investigation of hydrate morphology evolution and seepage characteristics in hydrate bearing microfluidic chip
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Natural Gas Science and Engineering"
DOI: 10.1016/j.jngse.2021.103881
Abstract: Abstract The efficiency and safety of natural gas hydrate exploitation is significantly affected by the occurrence and distribution of hydrate and the seepage behaviors of gas and water in hydrate bearing sediments. We present the… read more here.
Keywords: hydrate bearing; microfluidic chip; hydrate formation; hydrate ... See more keywords