Results 21 to 30 of about 1,182,047 (278)

Technical progress of construction and safe operation of underground gas storage under complex geological conditions

open access: yesYou-qi chuyun, 2023
Due to the high dependency of China on imported natural gas, continuously enhancing the gas storage capacity in peak shaving and stable supply is an inevitable choice to assure natural gas security in China.
Qiqi WANYAN   +7 more
doaj   +1 more source

Some numerical methods for solving stochastic impulse control in natural gas storage facilities [PDF]

open access: yes, 2012
The valuation of gas storage facilities is characterized as a stochastic impulse control problem with finite horizon resulting in Hamilton-Jacobi-Bellman (HJB) equations for the value function.
Abd Aziz, Zainal   +2 more
core   +1 more source

Graphene Oxide: An Effective Promoter for CO2 Hydrate Formation

open access: yesEnergies, 2018
The main difficulties in applying technologies based on hydrate formation are the slow hydrate formation rate, low storage capacity, severe formation conditions and environmentally devastating promoters.
Shuo Yan   +4 more
doaj   +1 more source

Robot Crawler for Surveying Pipelines and Metal Structures of Complex Spatial Configuration

open access: yesInfrastructures, 2022
There is an obvious tendency towards increasing the information content of surveys of hard-to-reach objects at high altitudes through the use of remote-controlled robot crawlers. This can be explained by the reasonable desire of industrial objects owners
Vladimir Pshenin   +4 more
doaj   +1 more source

Full life cycle data management of oil and gas pipeline and its application in China-Russia Eastern Gas Pipeline

open access: yesYou-qi chuyun, 2020
The full life cycle data management is the foundation of the full life cycle integrity management of oil and gas pipelines. The research and development status of the full life cycle data management technology for oil and gas pipelines were ...
Shaohui JIA   +4 more
doaj   +1 more source

Metallic Hydrides I: Hydrogen Storage and Other Gas-Phase Applications [PDF]

open access: yes, 2002
A brief survey is given of the various classes of metal alloys and compounds that are suitable for hydrogen-storage and energy-conversion applications.
Bowman, Robert C., Jr., Fultz, Brent
core   +1 more source

Experiment on soluble properties of different types of salt rocks

open access: yesYou-qi chuyun, 2020
Salt strata in China are characterized by multiple interbeds and high impurity content. Due to the different impurity contents and diagenetic conditions of different types of salt rocks in different regions, the soluble properties of the salt rocks vary,
Huayin ZHU, Zhide WU, Min ZHANG, Lei SHI
doaj   +1 more source

The storage capacity of underground gas storages in the Czech republic [PDF]

open access: yes, 2019
Sources of natural gas are in most cases located in remote areas far from the places where the gas is utilized, i.e. especially developed industrial countries to which it is transported via pipeline. However, transit gas pipelines, which are transporting
Bujok, Petr, Klempa, Martin, Ryba, Jakub
core   +1 more source

Influence of pressure on filtration performance of nanofiber composite filtering material

open access: yesYou-qi chuyun, 2022
Purification technology is required to separate the liquid impurities of natural gas during its transportation. However, the filtration performance of coalescing filter element used for natural gas purification at present needs to be improved. Therefore,
Xianzhao WANG   +6 more
doaj   +1 more source

Numerical Simulation Study on the Law of Attenuation of Hydrate Particles in a Gas Transmission Pipeline

open access: yesEnergies, 2018
Based on the swirl flow of gas hydrate pipeline safety flow technology, the numerical simulation method is used to study the attenuation law of hydrate particles, which is of great significance for expanding the boundary of safe flow.
Rao Yongchao, Sun Yi, Wang Shuli, Jia Ru
doaj   +1 more source

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