Results 11 to 20 of about 16,235 (210)

Mechanism research on technical policy of liquid extraction depressurization development for buried hill reservoirs [PDF]

open access: yesE3S Web of Conferences, 2021
Most of buried hill reservoirs are in the late stage of water flooding development, especially for this kind of reservoir with large water-oil volume ratio, it is more difficult to develop the residual oil in matrix system.
Guan Huajiao   +4 more
doaj   +1 more source

Multi-stage Depressurization Analysis of Subsea Production System Based on LedaFlow Software [PDF]

open access: yesE3S Web of Conferences, 2021
This paper briefly summarizes that during the depressurization operation in subsea pipeline for maintenance or prevention of hydrate formation, because the flare knock-out drum pump is designed for ambient temperature, and cannot deal with the low ...
Chen Wenfeng   +4 more
doaj   +1 more source

Numerical Study on Stratum Deformation during Dissociation Process of Methane Hydrate by Depressurization

open access: yesJournal of MMIJ, 2017
Depressurization process is regarded as the most effective process for gas recovery method from the viewpoints of gas productivity and economic efficiency among in-situ dissociation processes of Methane Hydrate (MH) existing in marine sediments. However,
Masayo KAKUMOTO   +7 more
doaj   +1 more source

Advances in Liquid Atomization via Flash Boiling—A Global Overview

open access: yesEnergies, 2023
A wide range of recent applications require high-quality sprays that are characterized by extremely small-sized droplets, a narrow droplet size distribution, and a short breakup length.
Tali Bar-Kohany   +3 more
doaj   +1 more source

Numerical Investigation of the Transient Behavior of a Hot Gas Duct under Rapid Depressurization

open access: yesScience and Technology of Nuclear Installations, 2016
A hot gas duct is an indispensable component for the nuclear-process heat applications of the Very-High-Temperature Reactor (VHTR), which has to fulfill three requirements: to withstand high temperature, high pressure, and large pressure transient.
JingBao Liu   +3 more
doaj   +1 more source

Multi-Lateral Well Productivity Evaluation Based on Three-Dimensional Heterogeneous Model in Nankai Trough, Japan

open access: yesEnergies, 2023
Widely employed in hydrate exploitation, the single well method is utilized to broaden the scope of hydrate decomposition. Optimizing the well structure and production strategy is necessary to enhance gas recovery efficiency. Complex wells represented by
Xin Xin   +5 more
doaj   +1 more source

Depressurization of CO2 Rich Mixtures: Challenges for the Safe Process Design of CCS Facilities and CO2 EOR Systems

open access: yesChemical Engineering Transactions, 2016
The design of systems with high content of CO2 in the process mixture is of increasing importance. This is particularly true for emerging technologies such as Carbon Capture and Storage (CCS); with over twenty CCS installations worldwide (built or under ...
M. Luberti   +3 more
doaj   +1 more source

Production Performance Analysis of Class II Hydrate-Bearing Layers Based on an Analytic Aquifer Model

open access: yesFrontiers in Energy Research, 2021
In the current numerical simulation studies, bottom water in Class II hydrate-bearing layers is represented by grids with high water saturation that significantly extends the calculation time if the volume of the bottom water is large or grid size is ...
Jing Yu   +4 more
doaj   +1 more source

Numerical Simulation of Methane Production from Hydrates Induced by Different Depressurizing Approaches

open access: yesEnergies, 2012
Several studies have demonstrated that methane production from hydrate-bearing porous media by means of depressurization-induced dissociation can be a promising technique.
Yanghui Li   +5 more
doaj   +1 more source

Experimental evidence of new tetragonal polymorphs of silicon formed through ultrafast laser-induced confined microexplosion [PDF]

open access: yes, 2015
Ordinary materials can transform into novel phases at extraordinary high pressure and temperature. The recently developed method of ultrashort laser-induced confined microexplosions initiates a non-equilibrium disordered plasma state.
Bradby, Jodie   +6 more
core   +1 more source

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